init.c revision 34403fb14ba48d708fdfd2934583506bb5caac05
1906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/*
2cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe * This file contains job initialization and setup functions.
3906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */
4ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <stdio.h>
5ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <stdlib.h>
6ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <unistd.h>
7ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <fcntl.h>
8ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <ctype.h>
9ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <string.h>
10ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <errno.h>
11b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#include <getopt.h>
12b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#include <assert.h>
13ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/ipc.h>
14ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/shm.h>
15ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/types.h>
16ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include <sys/stat.h>
17ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
18ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#include "fio.h"
19cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe#include "parse.h"
20ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
21ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define FIO_RANDSEED		(0xb1899bedUL)
22ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
23e1f365035a952233463d85d659bd960ba78f012eJens Axboe#define td_var_offset(var)	((size_t) &((struct thread_data *)0)->var)
24e1f365035a952233463d85d659bd960ba78f012eJens Axboe
25b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *, const char *);
26b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *, const char *);
27e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void *, unsigned long *);
2834cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO
29e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *, unsigned int *);
30e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *, unsigned int *);
3134cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif
32e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void);
33e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *, unsigned int *);
34e1f365035a952233463d85d659bd960ba78f012eJens Axboe
35ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define __stringify_1(x)	#x
36ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe#define __stringify(x)		__stringify_1(x)
37ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe
38e1f365035a952233463d85d659bd960ba78f012eJens Axboe/*
39e1f365035a952233463d85d659bd960ba78f012eJens Axboe * Map of job/command line options
40e1f365035a952233463d85d659bd960ba78f012eJens Axboe */
41e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic struct fio_option options[] = {
42e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
4361697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe		.name	= "description",
4461697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe		.type	= FIO_OPT_STR_STORE,
4561697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe		.off1	= td_var_offset(description),
4661697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe		.help	= "Text job description",
4761697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe	},
4861697c37566a211ad3fd70f46397d9b7675b0fc2Jens Axboe	{
49e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "name",
50e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
51e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(name),
52fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Name of this job",
53e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
54e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
55e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "directory",
56e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
57e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(directory),
58fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Directory to store files in",
59e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
60e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
61e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "filename",
62e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
63e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(filename),
64fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Force the use of a specific file",
65e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
66e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
67e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "rw",
68e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR,
69b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.off1	= td_var_offset(td_ddir),
7015f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.help	= "IO direction",
71ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "read",
72b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.posval = {
73b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "read", .oval = TD_DDIR_READ },
74b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "write", .oval = TD_DDIR_WRITE },
75b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "randread", .oval = TD_DDIR_RANDREAD },
76b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "randwrite", .oval = TD_DDIR_RANDWRITE },
77b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "rw", .oval = TD_DDIR_RW },
78b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "randrw", .oval = TD_DDIR_RANDRW },
79b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  },
80e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
81e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
82e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "ioengine",
83e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR,
84e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_ioengine_cb,
8515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.help	= "IO engine to use",
86ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "sync",
87b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.posval	= {
8810cad1aa7af1c47be6655cff0438c46843964294Jens Axboe			  { .ival = "sync", },
8910cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_LIBAIO
9010cad1aa7af1c47be6655cff0438c46843964294Jens Axboe			  { .ival = "libaio", },
9110cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif
9210cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_POSIXAIO
9310cad1aa7af1c47be6655cff0438c46843964294Jens Axboe			  { .ival = "posixaio", },
9410cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif
9510cad1aa7af1c47be6655cff0438c46843964294Jens Axboe			  { .ival = "mmap", },
9610cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SPLICE
9710cad1aa7af1c47be6655cff0438c46843964294Jens Axboe			  { .ival = "splice", },
9810cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif
9910cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SGIO
10010cad1aa7af1c47be6655cff0438c46843964294Jens Axboe			  { .ival = "sg", },
10110cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif
102b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "null", }, { .ival = "net", },
10310cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#ifdef FIO_HAVE_SYSLET
104b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "syslet-rw", },
10510cad1aa7af1c47be6655cff0438c46843964294Jens Axboe#endif
1067b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker			  { .ival = "external", },
107b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  },
108e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
109e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
11003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "iodepth",
11103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_INT,
11203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(iodepth),
11303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Amount of IO buffers to keep in flight",
11403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "1",
11503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
11603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
117cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe		.name	= "iodepth_batch",
118cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe		.type	= FIO_OPT_INT,
119cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe		.off1	= td_var_offset(iodepth_batch),
120cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe		.help	= "Number of IO to submit in one go",
121cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe	},
122cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe	{
123e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe		.name	= "iodepth_low",
124e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe		.type	= FIO_OPT_INT,
125e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe		.off1	= td_var_offset(iodepth_low),
126e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe		.help	= "Low water mark for queuing depth",
127e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe	},
128e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe	{
12903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "size",
13003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_STR_VAL,
13103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(total_file_size),
13203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Size of device or file",
13303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
13403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
13503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "bs",
13603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_STR_VAL_INT,
13703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(bs[DDIR_READ]),
13803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off2	= td_var_offset(bs[DDIR_WRITE]),
13903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Block size unit",
14003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "4k",
14103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
14203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
14303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "bsrange",
14403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_RANGE,
14503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(min_bs[DDIR_READ]),
14603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off2	= td_var_offset(max_bs[DDIR_READ]),
14703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off3	= td_var_offset(min_bs[DDIR_WRITE]),
14803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off4	= td_var_offset(max_bs[DDIR_WRITE]),
14903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Set block size range (in more detail than bs)",
15003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
15103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
15203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "bs_unaligned",
15303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_STR_SET,
15403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(bs_unaligned),
15503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Don't sector align IO buffer sizes",
15603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
15703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
15803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "offset",
15903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_STR_VAL,
16003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(start_offset),
16103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Start IO from this offset",
16203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "0",
16303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
16403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
16503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "randrepeat",
16603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_BOOL,
16703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(rand_repeatable),
16803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Use repeatable random IO pattern",
16903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "1",
17003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
17103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
17203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "norandommap",
17303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_STR_SET,
17403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(norandommap),
17503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Accept potential duplicate random blocks",
17603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
17703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
17803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "nrfiles",
17903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_INT,
18003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(nr_files),
18103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Split job workload between this number of files",
18203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "1",
18303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
18403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
1850aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe		.name	= "file_service_type",
1860aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe		.type	= FIO_OPT_STR,
187b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.off1	= td_var_offset(file_service_type),
1880aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe		.help	= "How to select which file to service next",
1890aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe		.def	= "roundrobin",
190b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.posval	= {
191b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "random", .oval = FIO_FSERVICE_RANDOM },
192b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "roundrobin", .oval = FIO_FSERVICE_RR },
193b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  },
1940aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe	},
1950aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe	{
19603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "fsync",
19703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_INT,
19803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(fsync_blocks),
19903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Issue fsync for writes every given number of blocks",
20003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "0",
20103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
20203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
20303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "direct",
20403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_BOOL,
20503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(odirect),
20676a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.help	= "Use O_DIRECT IO (negates buffered)",
20776a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.def	= "0",
20876a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe	},
20976a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe	{
21076a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.name	= "buffered",
21176a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.type	= FIO_OPT_BOOL,
21276a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.off1	= td_var_offset(odirect),
21376a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.neg	= 1,
21476a43db448f9fd5e9f1397428a433466d98e0d5dJens Axboe		.help	= "Use buffered IO (negates direct)",
21503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "1",
21603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
21703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
21803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "overwrite",
21903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_BOOL,
22003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(overwrite),
22103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "When writing, set whether to overwrite current data",
22203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "0",
22303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
22403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
22503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "loops",
22603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_INT,
22703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(loops),
22803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Number of times to run the job",
22903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "1",
23003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
23103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
23203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "numjobs",
23303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_INT,
23403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(numjobs),
23503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Duplicate this job this many times",
23603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "1",
23703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
23803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
23903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "startdelay",
24003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_INT,
24103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(start_delay),
24203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Only start job when this period has passed",
24303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "0",
24403b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
24503b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
24603b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.name	= "runtime",
24703b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.alias	= "timeout",
24803b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.type	= FIO_OPT_STR_VAL_TIME,
24903b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.off1	= td_var_offset(timeout),
25003b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.help	= "Stop workload when this amount of time has passed",
25103b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe		.def	= "0",
25203b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	},
25303b74b3ec5268e731ed7fcaef31c8c0655acd530Jens Axboe	{
254e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "mem",
255e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR,
256e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_mem_cb,
257b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.off1	= td_var_offset(mem_type),
25815f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.help	= "Backing type for IO buffers",
259ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "malloc",
260b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.posval	= {
261b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "malloc", .oval = MEM_MALLOC },
262b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "shm", .oval = MEM_SHM },
263b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB
264b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "shmhuge", .oval = MEM_SHMHUGE },
265b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif
266b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "mmap", .oval = MEM_MMAP },
267b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#ifdef FIO_HAVE_HUGETLB
268b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "mmaphuge", .oval = MEM_MMAPHUGE },
269b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe#endif
270b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  },
271e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
272e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
273e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "verify",
274e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR,
275b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.off1	= td_var_offset(verify),
27615f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.help	= "Verify sum function",
277ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
278b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		.posval = {
279b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "0", .oval = VERIFY_NONE },
280b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "crc32", .oval = VERIFY_CRC32 },
281b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  { .ival = "md5", .oval = VERIFY_MD5 },
282b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			  },
283e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
284e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
285e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "write_iolog",
286076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		.type	= FIO_OPT_STR_STORE,
287076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		.off1	= td_var_offset(write_iolog_file),
288fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Store IO pattern to file",
289e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
290e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
291076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		.name	= "read_iolog",
292e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
293076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		.off1	= td_var_offset(read_iolog_file),
294fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Playback IO pattern from file",
295e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
296e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
297e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "exec_prerun",
298e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
299e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(exec_prerun),
300fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Execute this file prior to running job",
301e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
302e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
303e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "exec_postrun",
304e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
305e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(exec_postrun),
306fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Execute this file after running job",
307e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
308e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOSCHED_SWITCH
309e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
310e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "ioscheduler",
311e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_STORE,
312e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(ioscheduler),
313fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Use this IO scheduler on the backing device",
314e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
315e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif
316e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
317e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "zonesize",
318e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_VAL,
319e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(zone_size),
320fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Give size of an IO zone",
321ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
322e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
323e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
324e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "zoneskip",
325e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_VAL,
326e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(zone_skip),
327fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Space between IO zones",
328ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
329e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
330e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
331e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "lockmem",
332e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_VAL,
333e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_lockmem_cb,
334fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Lock down this amount of memory",
335ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
336e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
337e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
338e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "rwmixcycle",
339e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
340e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(rwmixcycle),
341ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.help	= "Cycle period for mixed read/write workloads (msec)",
342ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "500",
343e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
344e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
345e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "rwmixread",
346e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
347e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(rwmixread),
348ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.maxval	= 100,
349fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Percentage of mixed workload that is reads",
350ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "50",
351e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
352e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
353e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "rwmixwrite",
354e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
355e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(rwmixwrite),
356ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.maxval	= 100,
357fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Percentage of mixed workload that is writes",
358ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "50",
359e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
360e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
361e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "nice",
362e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
363e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(nice),
364fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Set job CPU nice value",
36515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.minval	= -19,
366ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.maxval	= 20,
367ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
368e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
369e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_IOPRIO
370e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
371e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "prio",
372e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
373e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_prio_cb,
374fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Set job IO priority value",
37515f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.minval	= 0,
37615f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.maxval	= 7,
377e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
378e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
379e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "prioclass",
380e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
381e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_prioclass_cb,
382fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Set job IO priority class",
38315f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.minval	= 0,
38415f7918ff432d5da2b2abc84a50c685bde5e72efJens Axboe		.maxval	= 3,
385e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
386e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif
387e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
388e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "thinktime",
389e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
3901304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(thinktime),
3915fa0f817d41211f45c04809dfe6c324f916fbcb4Jens Axboe		.help	= "Idle time between IO buffers (usec)",
392ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
393e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
394e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
39548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe		.name	= "thinktime_spin",
39648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe		.type	= FIO_OPT_INT,
39748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe		.off1	= td_var_offset(thinktime_spin),
39834403fb14ba48d708fdfd2934583506bb5caac05Jens Axboe		.help	= "Start think time by spinning this amount (usec)",
39948097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe		.def	= "0",
40048097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe	},
40148097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe	{
4029c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe		.name	= "thinktime_blocks",
4039c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe		.type	= FIO_OPT_INT,
4041304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(thinktime_blocks),
405fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "IO buffer period between 'thinktime'",
406ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "1",
4079c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe	},
4089c1f7434526606fc8a4296190a2dea5de2651266Jens Axboe	{
409e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "rate",
410e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
4111304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(rate),
412fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Set bandwidth rate",
413e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
414e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
415e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "ratemin",
416e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
4171304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(ratemin),
418fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "The bottom limit accepted",
419e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
420e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
421e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "ratecycle",
422e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
4231304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(ratecycle),
4246da1fa7f0a8d7e588dc0ea40a5e175edded9a8acJens Axboe		.help	= "Window average for rate limits (msec)",
425ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "1000",
426e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
427e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
428e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "invalidate",
42913335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe		.type	= FIO_OPT_BOOL,
4301304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(invalidate_cache),
431fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Invalidate buffer/page cache prior to running job",
432ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "1",
433e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
434e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
435e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "sync",
43613335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe		.type	= FIO_OPT_BOOL,
4371304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(sync_io),
438fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Use O_SYNC for buffered writes",
439ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
440e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
441e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
442e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "bwavgtime",
443e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
4441304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(bw_avg_time),
445ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.help	= "Time window over which to calculate bandwidth (msec)",
446ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "500",
447e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
448e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
449e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "create_serialize",
45013335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe		.type	= FIO_OPT_BOOL,
4511304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(create_serialize),
452fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Serialize creating of job files",
453ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "1",
454e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
455e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
456e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "create_fsync",
45713335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe		.type	= FIO_OPT_BOOL,
4581304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(create_fsync),
459fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Fsync file after creation",
460ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "1",
461e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
462e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
463e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "cpuload",
464e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
4651304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(cpuload),
466fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Use this percentage of CPU",
467e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
468e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
469e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "cpuchunks",
470e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
4711304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(cpucycle),
472fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Length of the CPU burn cycles",
473e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
474e1f365035a952233463d85d659bd960ba78f012eJens Axboe#ifdef FIO_HAVE_CPU_AFFINITY
475e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
476e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "cpumask",
477e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_INT,
478e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_cpumask_cb,
479fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "CPU affinity mask",
480e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
481e1f365035a952233463d85d659bd960ba78f012eJens Axboe#endif
482e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
483e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "end_fsync",
48413335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe		.type	= FIO_OPT_BOOL,
4851304923a76e2e7f8c283240b3c6eb13ddd71db7aJens Axboe		.off1	= td_var_offset(end_fsync),
486fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Include fsync at the end of job",
487ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= "0",
488e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
489e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
490e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "unlink",
49113335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe		.type	= FIO_OPT_BOOL,
492e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(unlink),
493ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.help	= "Unlink created files after job has completed",
494e545a6ce0f0f3e6881e997bf2af8969fc6dd7082Jens Axboe		.def	= "0",
495e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
496e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
497e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "exitall",
498e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_SET,
499e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.cb	= str_exitall_cb,
500fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Terminate all jobs when one exits",
501e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
502e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
503e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "stonewall",
504e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_SET,
505e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(stonewall),
506fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Insert a hard barrier between this job and previous",
507e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
508e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
509e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "thread",
510e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_SET,
511d9bb3b809d80cc3226d1c603e87fc90b6680320bJens Axboe		.off1	= td_var_offset(use_thread),
512fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Use threads instead of forks",
513e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
514e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
515e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "write_bw_log",
516e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_SET,
517e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(write_bw_log),
518fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Write log of bandwidth during run",
519e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
520e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
521e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name	= "write_lat_log",
522e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.type	= FIO_OPT_STR_SET,
523e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.off1	= td_var_offset(write_lat_log),
524fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "Write log of latency during run",
525e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
526e1f365035a952233463d85d659bd960ba78f012eJens Axboe	{
52756bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe		.name	= "hugepage-size",
52856bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe		.type	= FIO_OPT_STR_VAL,
52956bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe		.off1	= td_var_offset(hugepage_size),
530fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.help	= "When using hugepages, specify size of each page",
531ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe		.def	= __stringify(FIO_HUGE_PAGE),
53256bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe	},
53356bb17f297c50b2832c845b0f6cdde5063748b34Jens Axboe	{
534e1f365035a952233463d85d659bd960ba78f012eJens Axboe		.name = NULL,
535e1f365035a952233463d85d659bd960ba78f012eJens Axboe	},
536e1f365035a952233463d85d659bd960ba78f012eJens Axboe};
537e1f365035a952233463d85d659bd960ba78f012eJens Axboe
538b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_JOB_OPTS	(sizeof(options) / sizeof(struct fio_option))
539b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_CMD_OPTS	(16)
540b46928282e0a890f49250e79b81af773a2b7108fJens Axboe#define FIO_GETOPT_JOB	(0x89988998)
541b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
542b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/*
543b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Command line options. These will contain the above, plus a few
544b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * extra that only pertain to fio itself and not jobs.
545b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */
546b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = {
547b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
548b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= "output",
549b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.has_arg	= required_argument,
550b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.val		= 'o',
551b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
552b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
553b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= "timeout",
554b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.has_arg	= required_argument,
555b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.val		= 't',
556b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
557b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
558b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= "latency-log",
559b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.has_arg	= required_argument,
560b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.val		= 'l',
561b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
562b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
563b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= "bandwidth-log",
564b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.has_arg	= required_argument,
565b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.val		= 'b',
566b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
567b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
568b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= "minimal",
569b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.has_arg	= optional_argument,
570b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.val		= 'm',
571b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
572b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
573b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= "version",
574b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.has_arg	= no_argument,
575b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.val		= 'v',
576b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
577b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	{
578fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.name		= "help",
579fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.has_arg	= no_argument,
580fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.val		= 'h',
581fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe	},
582fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe	{
583fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.name		= "cmdhelp",
584320beefe2d0c5f05f24b4e0c1d13fcb2f1286a78Jens Axboe		.has_arg	= optional_argument,
585fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		.val		= 'c',
586fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe	},
587fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe	{
588b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		.name		= NULL,
589b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	},
590b46928282e0a890f49250e79b81af773a2b7108fJens Axboe};
591b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
592ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int def_timeout = 0;
593972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe
594e77fe33a06fc0aaccb5d14fe6d257b6313cbf2efJens Axboestatic char fio_version_string[] = "fio 1.12";
595ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
596972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic char **ini_file;
597ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int max_jobs = MAX_JOBS;
598ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
599ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data def_thread;
600ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestruct thread_data *threads = NULL;
601ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
602ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint exitall_on_terminate = 0;
603c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboeint terse_output = 0;
604c04f7ec3ecb8ce780bde6ad3515f003e6015c62aJens Axboeunsigned long long mlock_size = 0;
605eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_out = NULL;
606eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens AxboeFILE *f_err = NULL;
607ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
608ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboestatic int write_lat_log = 0;
609bb3884d855100fa8fa6a1d2aac79e867dfd47bf9Jens Axboeint write_bw_log = 0;
610ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe
6119728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_out()
6129728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{
6139728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker	return f_out;
6149728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker}
6159728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker
6169728ce37ea4348d4bdb2eefbaafee75ad651758cJoel BeckerFILE *get_f_err()
6179728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker{
6189728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker	return f_err;
6199728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker}
6209728ce37ea4348d4bdb2eefbaafee75ad651758cJoel Becker
621906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/*
622906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Return a free job structure.
623906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */
624ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic struct thread_data *get_new_job(int global, struct thread_data *parent)
625ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
626ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	struct thread_data *td;
627ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
628ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (global)
629ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return &def_thread;
630ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (thread_number >= max_jobs)
631ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return NULL;
632ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
633ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	td = &threads[thread_number++];
634ddaeaa5ab1e3f1cb6f35a9f4a18ee932151a0ab8Jens Axboe	*td = *parent;
635ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
636ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	td->thread_number = thread_number;
637ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return td;
638ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
639ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
640ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void put_job(struct thread_data *td)
641ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
642549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe	if (td == &def_thread)
643549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe		return;
644549577a728fc3bacbfea8978c4f514cef5b073dcJens Axboe
64516edf25dba269ee9e8239130e75b690440b1e120Jens Axboe	if (td->error)
64616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe		fprintf(f_out, "fio: %s\n", td->verror);
64716edf25dba269ee9e8239130e75b690440b1e120Jens Axboe
648ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	memset(&threads[td->thread_number - 1], 0, sizeof(*td));
649ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	thread_number--;
650ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
651ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
652dad915e36819e74c4540db19faae488ede963ee4Jens Axboe/*
653dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * Lazy way of fixing up options that depend on each other. We could also
654dad915e36819e74c4540db19faae488ede963ee4Jens Axboe * define option callback handlers, but this is easier.
655dad915e36819e74c4540db19faae488ede963ee4Jens Axboe */
656e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic void fixup_options(struct thread_data *td)
657e1f365035a952233463d85d659bd960ba78f012eJens Axboe{
658e1f365035a952233463d85d659bd960ba78f012eJens Axboe	if (!td->rwmixread && td->rwmixwrite)
659e1f365035a952233463d85d659bd960ba78f012eJens Axboe		td->rwmixread = 100 - td->rwmixwrite;
660dad915e36819e74c4540db19faae488ede963ee4Jens Axboe
661076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe	if (td->write_iolog_file && td->read_iolog_file) {
662076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		log_err("fio: read iolog overrides write_iolog\n");
663076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		free(td->write_iolog_file);
664076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe		td->write_iolog_file = NULL;
665076efc7c60c351df783960a646e7fe8fba29dc19Jens Axboe	}
66616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe
66716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	if (td->io_ops->flags & FIO_SYNCIO)
66816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe		td->iodepth = 1;
66916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	else {
67016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe		if (!td->iodepth)
67116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe			td->iodepth = td->nr_files;
67216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	}
67316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe
67416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	/*
67516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	 * only really works for sequential io for now, and with 1 file
67616b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	 */
677413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe	if (td->zone_size && td_random(td) && td->nr_files == 1)
67816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe		td->zone_size = 0;
67916b462aeb47996111ee6aa516c9226708db7c248Jens Axboe
68016b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	/*
68116b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	 * Reads can do overwrites, we always need to pre-create the file
68216b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	 */
68316b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	if (td_read(td) || td_rw(td))
68416b462aeb47996111ee6aa516c9226708db7c248Jens Axboe		td->overwrite = 1;
68516b462aeb47996111ee6aa516c9226708db7c248Jens Axboe
686a00735e66f9ec42549da94eba3170e543b542904Jens Axboe	if (!td->min_bs[DDIR_READ])
687a00735e66f9ec42549da94eba3170e543b542904Jens Axboe		td->min_bs[DDIR_READ]= td->bs[DDIR_READ];
688a00735e66f9ec42549da94eba3170e543b542904Jens Axboe	if (!td->max_bs[DDIR_READ])
689a00735e66f9ec42549da94eba3170e543b542904Jens Axboe		td->max_bs[DDIR_READ] = td->bs[DDIR_READ];
690a00735e66f9ec42549da94eba3170e543b542904Jens Axboe	if (!td->min_bs[DDIR_WRITE])
69175e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe		td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE];
692a00735e66f9ec42549da94eba3170e543b542904Jens Axboe	if (!td->max_bs[DDIR_WRITE])
69375e6f36fae06978f29296fce76a7f00ca0df7b56Jens Axboe		td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE];
694a00735e66f9ec42549da94eba3170e543b542904Jens Axboe
695a00735e66f9ec42549da94eba3170e543b542904Jens Axboe	td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]);
696a00735e66f9ec42549da94eba3170e543b542904Jens Axboe
69716b462aeb47996111ee6aa516c9226708db7c248Jens Axboe	if (td_read(td) && !td_rw(td))
69816b462aeb47996111ee6aa516c9226708db7c248Jens Axboe		td->verify = 0;
699bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe
700bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe	if (td->norandommap && td->verify != VERIFY_NONE) {
701bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe		log_err("fio: norandommap given, verify disabled\n");
702bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe		td->verify = VERIFY_NONE;
703bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe	}
704690adba373bb8c97a365c67da369e265953c4b4cJens Axboe	if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO))
705690adba373bb8c97a365c67da369e265953c4b4cJens Axboe		log_err("fio: bs_unaligned may not work with raw io\n");
706e0a223354342cc45a916b669343718b80a20c2eaJens Axboe
707e0a223354342cc45a916b669343718b80a20c2eaJens Axboe	/*
708e0a223354342cc45a916b669343718b80a20c2eaJens Axboe	 * O_DIRECT and char doesn't mix, clear that flag if necessary.
709e0a223354342cc45a916b669343718b80a20c2eaJens Axboe	 */
710e0a223354342cc45a916b669343718b80a20c2eaJens Axboe	if (td->filetype == FIO_TYPE_CHAR && td->odirect)
711e0a223354342cc45a916b669343718b80a20c2eaJens Axboe		td->odirect = 0;
71248097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe
71348097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe	/*
71448097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe	 * thinktime_spin must be less than thinktime
71548097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe	 */
71648097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe	if (td->thinktime_spin > td->thinktime)
71748097d5c61aa1718e6dd4b3b647ea2eb6f00fcfbJens Axboe		td->thinktime_spin = td->thinktime;
718e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe
719e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe	/*
720e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe	 * The low water mark cannot be bigger than the iodepth
721e916b390684ec1ca6247f98138fa9c1682701d29Jens Axboe	 */
7229467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe	if (td->iodepth_low > td->iodepth || !td->iodepth_low) {
7239467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		/*
7249467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		 * syslet work around - if the workload is sequential,
7259467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		 * we want to let the queue drain all the way down to
7269467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		 * avoid seeking between async threads
7279467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		 */
7289467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td))
7299467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe			td->iodepth_low = 1;
7309467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe		else
7319467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe			td->iodepth_low = td->iodepth;
7329467b77c9ac41f09a93a8a984d21b94c1f7d515eJens Axboe	}
733cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe
734cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe	/*
735cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe	 * If batch number isn't set, default to the same as iodepth
736cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe	 */
737cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe	if (td->iodepth_batch > td->iodepth || !td->iodepth_batch)
738cb5ab5121ac4fa62e0ca2612b359f19bfdd30f29Jens Axboe		td->iodepth_batch = td->iodepth;
739e1f365035a952233463d85d659bd960ba78f012eJens Axboe}
740e1f365035a952233463d85d659bd960ba78f012eJens Axboe
741906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/*
742f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe * This function leaks the buffer
743f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe */
744f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboestatic char *to_kmg(unsigned int val)
745f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe{
746f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe	char *buf = malloc(32);
747f3502ba2dd72d846a388c774a01c6bb833871248Jens Axboe	char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 };
748f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe	char *p = post;
749f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
750245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe	do {
751f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe		if (val & 1023)
752f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe			break;
753f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
754f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe		val >>= 10;
755f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe		p++;
756245142ff7554290cf666e3ef6b7b57512bf17d75Jens Axboe	} while (*p);
757f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
758f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe	snprintf(buf, 31, "%u%c", val, *p);
759f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe	return buf;
760f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe}
761f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
762f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe/*
763906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Adds a job to the list of things todo. Sanitizes the various options
764906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * to make sure we don't have conflicts, and initializes various
765906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * members of td.
766906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */
767751548451d969148529b642c05e7544726ec3b64Jens Axboestatic int add_job(struct thread_data *td, const char *jobname, int job_add_num)
768ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
769413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe	const char *ddir_str[] = { NULL, "read", "write", "rw", NULL,
770413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe				   "randread", "randwrite", "randrw" };
771ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	struct stat sb;
772413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe	int numjobs, i;
77353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	struct fio_file *f;
774ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
775ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	/*
776ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 * the def_thread is just for options, it's not a real job
777ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 */
778ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (td == &def_thread)
779ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 0;
780ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
781ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe	assert(td->io_ops);
782df64119de537aba99c85d1dc80190b354589f8b9Jens Axboe
783690adba373bb8c97a365c67da369e265953c4b4cJens Axboe	if (td->odirect)
784690adba373bb8c97a365c67da369e265953c4b4cJens Axboe		td->io_ops->flags |= FIO_RAWIO;
785690adba373bb8c97a365c67da369e265953c4b4cJens Axboe
786ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	td->filetype = FIO_TYPE_FILE;
787890df538b3645d9310a3527513195773130d1d7fJens Axboe	if (td->filename && !lstat(td->filename, &sb)) {
7880af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe		if (S_ISBLK(sb.st_mode))
7890af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe			td->filetype = FIO_TYPE_BD;
7900af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe		else if (S_ISCHR(sb.st_mode))
7910af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe			td->filetype = FIO_TYPE_CHAR;
7920af7b542b69af5ab2400a9960a5bcde82c05723fJens Axboe	}
793ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
794e0a223354342cc45a916b669343718b80a20c2eaJens Axboe	fixup_options(td);
795e0a223354342cc45a916b669343718b80a20c2eaJens Axboe
79613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe	if (td->filename)
79713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe		td->nr_uniq_files = 1;
79813f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe	else
79913f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe		td->nr_uniq_files = td->nr_files;
80013f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe
80113f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe	if (td->filetype == FIO_TYPE_FILE || td->filename) {
802e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe		char tmp[PATH_MAX];
80353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		int len = 0;
804e9c047a0d8dfc32634b896e1600c6f1aa4174378Jens Axboe
80516edf25dba269ee9e8239130e75b690440b1e120Jens Axboe		if (td->directory && td->directory[0] != '\0') {
80616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe			if (lstat(td->directory, &sb) < 0) {
80716edf25dba269ee9e8239130e75b690440b1e120Jens Axboe				log_err("fio: %s is not a directory\n", td->directory);
808e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe				td_verror(td, errno, "lstat");
80916edf25dba269ee9e8239130e75b690440b1e120Jens Axboe				return 1;
81016edf25dba269ee9e8239130e75b690440b1e120Jens Axboe			}
81116edf25dba269ee9e8239130e75b690440b1e120Jens Axboe			if (!S_ISDIR(sb.st_mode)) {
81216edf25dba269ee9e8239130e75b690440b1e120Jens Axboe				log_err("fio: %s is not a directory\n", td->directory);
81316edf25dba269ee9e8239130e75b690440b1e120Jens Axboe				return 1;
81416edf25dba269ee9e8239130e75b690440b1e120Jens Axboe			}
8158aeebd5570ac4fccbcdd48f2e6f1cf1577f3c08dJens Axboe			len = sprintf(tmp, "%s/", td->directory);
81616edf25dba269ee9e8239130e75b690440b1e120Jens Axboe		}
817ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
81853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		td->files = malloc(sizeof(struct fio_file) * td->nr_files);
81953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe
82053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		for_each_file(td, f, i) {
82153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe			memset(f, 0, sizeof(*f));
82253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe			f->fd = -1;
82353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe
82413f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe			if (td->filename)
82513f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe				sprintf(tmp + len, "%s", td->filename);
82613f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe			else
82713f8e2d2e3e5ec7d8c18b70fb2a2e2a026190020Jens Axboe				sprintf(tmp + len, "%s.%d.%d", jobname, td->thread_number, i);
82853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe			f->file_name = strdup(tmp);
82953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		}
83053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	} else {
83153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		td->nr_files = 1;
83253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		td->files = malloc(sizeof(struct fio_file));
83353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		f = &td->files[0];
83453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe
83553cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		memset(f, 0, sizeof(*f));
83653cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		f->fd = -1;
83753cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		f->file_name = strdup(jobname);
83853cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	}
83953cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe
84053cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	for_each_file(td, f, i) {
84153cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		f->file_size = td->total_file_size / td->nr_files;
84253cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe		f->file_offset = td->start_offset;
84353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	}
84453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe
845bbfd6b00dea4daee05133c8cb991b78d091df9aeJens Axboe	fio_sem_init(&td->mutex, 0);
846ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
847079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe	td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX;
848079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe	td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX;
849079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe	td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX;
850ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
851ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (td->stonewall && td->thread_number > 1)
852ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		groupid++;
853ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
854ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	td->groupid = groupid;
855ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
856ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (setup_rate(td))
857ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		goto err;
858ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
859ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe	if (td->write_lat_log) {
860079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe		setup_log(&td->ts.slat_log);
861079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe		setup_log(&td->ts.clat_log);
862ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
863ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe	if (td->write_bw_log)
864079ad09b1ef22fa0d47c2cd2673908c5619aa41aJens Axboe		setup_log(&td->ts.bw_log);
865ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
866b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	if (!td->name)
867b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		td->name = strdup(jobname);
86801452055af61d6f5de543575dba3ebb0c9e55fabJens Axboe
869c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe	if (!terse_output) {
870b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe		if (!job_add_num) {
8712866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe			if (td->io_ops->flags & FIO_CPUIO)
872b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe				fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle);
873f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe			else {
874f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				char *c1, *c2, *c3, *c4;
875f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
876f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				c1 = to_kmg(td->min_bs[DDIR_READ]);
877f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				c2 = to_kmg(td->max_bs[DDIR_READ]);
878f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				c3 = to_kmg(td->min_bs[DDIR_WRITE]);
879f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				c4 = to_kmg(td->max_bs[DDIR_WRITE]);
880f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
881413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe				fprintf(f_out, "%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[td->td_ddir], c1, c2, c3, c4, td->io_ops->name, td->iodepth);
882f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe
883f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				free(c1);
884f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				free(c2);
885f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				free(c3);
886f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe				free(c4);
887f8977ee606bc51138a77f6a1b653df00faa77742Jens Axboe			}
888b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe		} else if (job_add_num == 1)
889c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe			fprintf(f_out, "...\n");
890c6ae0a5b8123ea9af2ce70319081fbd5d65c8093Jens Axboe	}
891ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
892ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	/*
893ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 * recurse add identical jobs, clear numjobs and stonewall options
894ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 * as they don't apply to sub-jobs
895ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 */
896ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	numjobs = td->numjobs;
897ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	while (--numjobs) {
898ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		struct thread_data *td_new = get_new_job(0, td);
899ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
900ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if (!td_new)
901ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			goto err;
902ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
903ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		td_new->numjobs = 1;
904ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		td_new->stonewall = 0;
905751548451d969148529b642c05e7544726ec3b64Jens Axboe		job_add_num = numjobs - 1;
906ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
907751548451d969148529b642c05e7544726ec3b64Jens Axboe		if (add_job(td_new, jobname, job_add_num))
908ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			goto err;
909ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
910ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 0;
911ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeerr:
912ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	put_job(td);
913ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return -1;
914ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
915ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
916906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/*
917906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * Initialize the various random states we need (random io, block size ranges,
918906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * read/write mix, etc).
919906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */
920ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint init_random_state(struct thread_data *td)
921ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
9220aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe	unsigned long seeds[5];
92353cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	int fd, num_maps, blocks, i;
9240ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboe	struct fio_file *f;
925ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
926f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe	if (td->io_ops->flags & FIO_CPUIO)
927f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe		return 0;
928f48b467cba78af0843c7320caf841e2bee72fb1eJens Axboe
9291ac267bb7dd678fa12bb3573c29cff5238ef9ccfJens Axboe	fd = open("/dev/urandom", O_RDONLY);
930ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (fd == -1) {
931e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe		td_verror(td, errno, "open");
932ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
933ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
934ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
935a6ccc7be771650f903ea77ace2a1af593622c0f4Jens Axboe	if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) {
936e1161c325f7866bae879e686d1c673ca32ab09aeJens Axboe		td_verror(td, EIO, "read");
937ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		close(fd);
938ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
939ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
940ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
941ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	close(fd);
942ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
9436dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe	os_random_seed(seeds[0], &td->bsrange_state);
9446dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe	os_random_seed(seeds[1], &td->verify_state);
9456dfd46b99af38cc1e5f702f53c59212129fe615eJens Axboe	os_random_seed(seeds[2], &td->rwmix_state);
946ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
947413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe	if (td->file_service_type == FIO_FSERVICE_RANDOM)
948413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe		os_random_seed(seeds[3], &td->next_file_state);
949413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe
950413dd459a7710ba421061e840dd9ac3161c70f20Jens Axboe	if (!td_random(td))
951ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 0;
952ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
9539ebc27e1352b905fe3396ce2350a7765fe9c57b8Jens Axboe	if (td->rand_repeatable)
9540aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe		seeds[4] = FIO_RANDSEED * td->thread_number;
955ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
956bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe	if (!td->norandommap) {
957bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe		for_each_file(td, f, i) {
958a4a81712f0bd76cbde8898c0b87faedbaa1d2da1Jens Axboe			blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs;
959c7c280ed2e4f836bd8e9e125d55d097539b70e21Jens Axboe			num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP;
960bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe			f->file_map = malloc(num_maps * sizeof(long));
961bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe			f->num_maps = num_maps;
962bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe			memset(f->file_map, 0, num_maps * sizeof(long));
963bb8895e07c6d6417410545f45d34b1b7916cd90aJens Axboe		}
96453cdc6864f7471b28cc9b40a5314ab43e5b1cb5eJens Axboe	}
965ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
9660aabe160c38efc3c42157fac2a9af08e070341c6Jens Axboe	os_random_seed(seeds[4], &td->random_state);
967ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 0;
968ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
969ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
970ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu)
971ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
972ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_CPU_AFFINITY
973ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	unsigned int i;
974ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
975ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	CPU_ZERO(&cpumask);
976ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
977ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	for (i = 0; i < sizeof(int) * 8; i++) {
978ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if ((1 << i) & cpu)
979ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			CPU_SET(i, &cpumask);
980ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
981ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif
982ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
983ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
984ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int is_empty_or_comment(char *line)
985ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
986ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	unsigned int i;
987ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
988ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	for (i = 0; i < strlen(line); i++) {
989ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if (line[i] == ';')
990ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			return 1;
9915cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar		if (line[i] == '#')
9925cc2da300b3fc30e00b79b4ddb3f372df3b2fe93Ingo Molnar			return 1;
993ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if (!isspace(line[i]) && !iscntrl(line[i]))
994ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			return 0;
995ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
996ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
997ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 1;
998ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
999ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1000313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe/*
1001313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that.
1002313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe */
1003313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboestatic char *get_mmap_file(const char *str)
1004313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe{
1005313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe	char *p = strstr(str, ":");
1006313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe
1007313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe	if (!p)
1008313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe		return NULL;
1009313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe
1010313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe	p++;
1011313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe	strip_blank_front(&p);
1012313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe	strip_blank_end(p);
1013313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe	return strdup(p);
1014313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe}
1015313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe
1016b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_mem_cb(void *data, const char *mem)
1017ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1018cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe	struct thread_data *td = data;
1019cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe
1020b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe	if (td->mem_type == MEM_MMAPHUGE || td->mem_type == MEM_MMAP) {
1021313cb206ffc6e50c089314d322ebf1c523f37531Jens Axboe		td->mmapfile = get_mmap_file(mem);
1022b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		if (td->mem_type == MEM_MMAPHUGE && !td->mmapfile) {
1023d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe			log_err("fio: mmaphuge:/path/to/file\n");
1024d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe			return 1;
1025d0bdaf49eb3f4faa941d02274f2bd875a187e7d7Jens Axboe		}
1026ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
1027ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1028b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe	return 0;
1029ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1030ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
10317b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker/* External engines are specified by "external:name.o") */
10327b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Beckerstatic const char *get_engine_name(const char *str)
10337b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker{
10347b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	char *p = strstr(str, ":");
10357b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker
10367b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	if (!p)
10377b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker		return str;
10387b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker
10397b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	p++;
10407b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	strip_blank_front(&p);
10417b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	strip_blank_end(p);
10427b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	return p;
10437b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker}
10447b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker
1045b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic int str_ioengine_cb(void *data, const char *str)
1046ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1047cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe	struct thread_data *td = data;
10487b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	const char *name = get_engine_name(str);
1049cb2c86fdf03241fee32fd2e2caff43af1022403cJens Axboe
10507b395ca5d5f38d50f0c9d4c11fb2b51760caf119Joel Becker	td->io_ops = load_ioengine(td, name);
10512866c82d598e30604d8a92723c664ee6ced90fb0Jens Axboe	if (td->io_ops)
1052b990b5c06801d6d25e3fcc5415efbbe7bb23341eJens Axboe		return 0;
1053ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1054ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 1;
1055ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1056ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1057e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_lockmem_cb(void fio_unused *data, unsigned long *val)
1058e1f365035a952233463d85d659bd960ba78f012eJens Axboe{
1059e1f365035a952233463d85d659bd960ba78f012eJens Axboe	mlock_size = *val;
1060e1f365035a952233463d85d659bd960ba78f012eJens Axboe	return 0;
1061e1f365035a952233463d85d659bd960ba78f012eJens Axboe}
1062e1f365035a952233463d85d659bd960ba78f012eJens Axboe
106334cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#ifdef FIO_HAVE_IOPRIO
1064e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prioclass_cb(void *data, unsigned int *val)
1065e1f365035a952233463d85d659bd960ba78f012eJens Axboe{
1066e1f365035a952233463d85d659bd960ba78f012eJens Axboe	struct thread_data *td = data;
1067e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1068e1f365035a952233463d85d659bd960ba78f012eJens Axboe	td->ioprio |= *val << IOPRIO_CLASS_SHIFT;
1069e1f365035a952233463d85d659bd960ba78f012eJens Axboe	return 0;
1070e1f365035a952233463d85d659bd960ba78f012eJens Axboe}
1071e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1072e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_prio_cb(void *data, unsigned int *val)
1073e1f365035a952233463d85d659bd960ba78f012eJens Axboe{
1074e1f365035a952233463d85d659bd960ba78f012eJens Axboe	struct thread_data *td = data;
1075e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1076e1f365035a952233463d85d659bd960ba78f012eJens Axboe	td->ioprio |= *val;
1077e1f365035a952233463d85d659bd960ba78f012eJens Axboe	return 0;
1078e1f365035a952233463d85d659bd960ba78f012eJens Axboe}
107934cfcdafa994a0a75120e498c51eda08bde5df72Jens Axboe#endif
1080e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1081e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_exitall_cb(void)
1082e1f365035a952233463d85d659bd960ba78f012eJens Axboe{
1083e1f365035a952233463d85d659bd960ba78f012eJens Axboe	exitall_on_terminate = 1;
1084e1f365035a952233463d85d659bd960ba78f012eJens Axboe	return 0;
1085e1f365035a952233463d85d659bd960ba78f012eJens Axboe}
1086e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1087e1f365035a952233463d85d659bd960ba78f012eJens Axboestatic int str_cpumask_cb(void *data, unsigned int *val)
1088e1f365035a952233463d85d659bd960ba78f012eJens Axboe{
1089e1f365035a952233463d85d659bd960ba78f012eJens Axboe	struct thread_data *td = data;
1090e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1091e1f365035a952233463d85d659bd960ba78f012eJens Axboe	fill_cpu_mask(td->cpumask, *val);
1092e1f365035a952233463d85d659bd960ba78f012eJens Axboe	return 0;
1093e1f365035a952233463d85d659bd960ba78f012eJens Axboe}
1094e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1095072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe/*
1096072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe * This is our [ini] type file parser.
1097072619835aa805f3335dca9d72f4d4eb1009aecdJens Axboe */
10981e97cce9f5a87a67293a05ec4533ed6968698b2eJens Axboestatic int parse_jobs_ini(char *file, int stonewall_flag)
1099ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1100e1f365035a952233463d85d659bd960ba78f012eJens Axboe	unsigned int global;
1101ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	struct thread_data *td;
1102fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe	char *string, *name;
1103ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	fpos_t off;
1104ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	FILE *f;
1105ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	char *p;
11060c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe	int ret = 0, stonewall;
1107ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1108ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	f = fopen(file, "r");
1109ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (!f) {
1110aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe		perror("fopen job file");
1111ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
1112ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
1113ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1114ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	string = malloc(4096);
1115ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	name = malloc(256);
1116fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe	memset(name, 0, 256);
1117ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
11180c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe	stonewall = stonewall_flag;
11197c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe	do {
11207c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe		p = fgets(string, 4095, f);
11217c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe		if (!p)
112245410acb636e526575d62a037f81ade7916b738cJens Axboe			break;
1123ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if (is_empty_or_comment(p))
1124ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			continue;
1125fee3bb48f748afe5cf10f8505e1efd36b87c627eJens Axboe		if (sscanf(p, "[%255s]", name) != 1)
1126ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			continue;
1127ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1128ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		global = !strncmp(name, "global", 6);
1129ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1130ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		name[strlen(name) - 1] = '\0';
1131ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1132ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		td = get_new_job(global, &def_thread);
113345410acb636e526575d62a037f81ade7916b738cJens Axboe		if (!td) {
113445410acb636e526575d62a037f81ade7916b738cJens Axboe			ret = 1;
113545410acb636e526575d62a037f81ade7916b738cJens Axboe			break;
113645410acb636e526575d62a037f81ade7916b738cJens Axboe		}
1137ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1138972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe		/*
1139972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe		 * Seperate multiple job files by a stonewall
1140972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe		 */
1141f94819192600fe35d03ebed26a803abdc2b9864cJens Axboe		if (!global && stonewall) {
1142972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe			td->stonewall = stonewall;
1143972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe			stonewall = 0;
1144972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe		}
1145972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe
1146ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		fgetpos(f, &off);
1147ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		while ((p = fgets(string, 4096, f)) != NULL) {
1148ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			if (is_empty_or_comment(p))
1149ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe				continue;
1150e1f365035a952233463d85d659bd960ba78f012eJens Axboe
1151b6754f9d3f719627d8aae4c3e8f39212d9405f99Jens Axboe			strip_blank_front(&p);
11527c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe
11537c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe			if (p[0] == '[')
11547c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe				break;
11557c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe
11564ae3f76333bf2382e516db0b5c202b8982b1170fJens Axboe			strip_blank_end(p);
1157aea47d444b02bd7c622f82bb73151fd7136a499fJens Axboe
1158e1f365035a952233463d85d659bd960ba78f012eJens Axboe			fgetpos(f, &off);
1159ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
116045410acb636e526575d62a037f81ade7916b738cJens Axboe			/*
116145410acb636e526575d62a037f81ade7916b738cJens Axboe			 * Don't break here, continue parsing options so we
116245410acb636e526575d62a037f81ade7916b738cJens Axboe			 * dump all the bad ones. Makes trial/error fixups
116345410acb636e526575d62a037f81ade7916b738cJens Axboe			 * easier on the user.
116445410acb636e526575d62a037f81ade7916b738cJens Axboe			 */
11657c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe			ret |= parse_option(p, options, td);
1166ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		}
1167ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
116845410acb636e526575d62a037f81ade7916b738cJens Axboe		if (!ret) {
116945410acb636e526575d62a037f81ade7916b738cJens Axboe			fsetpos(f, &off);
117045410acb636e526575d62a037f81ade7916b738cJens Axboe			ret = add_job(td, name, 0);
1171b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe		} else {
1172b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe			log_err("fio: job %s dropped\n", name);
1173b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe			put_job(td);
117445410acb636e526575d62a037f81ade7916b738cJens Axboe		}
11757c124ac153eebf48bc85f9033ae06fd7152e4216Jens Axboe	} while (!ret);
1176ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1177ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	free(string);
1178ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	free(name);
1179ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	fclose(f);
118045410acb636e526575d62a037f81ade7916b738cJens Axboe	return ret;
1181ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1182ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1183ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int fill_def_thread(void)
1184ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1185ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	memset(&def_thread, 0, sizeof(def_thread));
1186ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1187ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) {
1188ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		perror("sched_getaffinity");
1189ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
1190ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
1191ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1192ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	/*
1193ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe	 * fill default options
1194ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 */
1195ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe	fill_default_options(&def_thread, options);
1196ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe
1197972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	def_thread.timeout = def_timeout;
1198ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe	def_thread.write_bw_log = write_bw_log;
1199ec94ec567cae47f91fa31a18250c2a7a0029d2adJens Axboe	def_thread.write_lat_log = write_lat_log;
1200ee738499877bb1ee913e839cb4a8d4edad2d52adJens Axboe
1201ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#ifdef FIO_HAVE_DISK_UTIL
1202ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	def_thread.do_disk_util = 1;
1203ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe#endif
1204ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1205ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 0;
1206ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1207ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
12080ab8db8943acc6b9ea778735563bfad2a79e8dddJens Axboestatic void usage(void)
12094785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe{
12104785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe	printf("%s\n", fio_version_string);
1211b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	printf("\t--output\tWrite output to file\n");
1212b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	printf("\t--timeout\tRuntime in seconds\n");
1213b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	printf("\t--latency-log\tGenerate per-job latency logs\n");
1214b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n");
1215b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	printf("\t--minimal\tMinimal (terse) output\n");
1216b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	printf("\t--version\tPrint version info and exit\n");
1217fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe	printf("\t--help\t\tPrint this page\n");
1218fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe	printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n");
12194785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe}
12204785f99523f5c69635eb4bd826f25cd2e264cda7Jens Axboe
1221972cfd2546081c0397447ca9243ea419b1ff579aJens Axboestatic int parse_cmd_line(int argc, char *argv[])
1222ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1223b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	struct thread_data *td = NULL;
1224b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe	int c, ini_idx = 0, lidx, ret, dont_add_job = 0;
1225ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
12260be06ea2c87ecf1751a01ed528a2d3170bdca543Jens Axboe	while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) {
1227ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		switch (c) {
1228b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 't':
1229b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			def_timeout = atoi(optarg);
1230b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1231b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 'l':
1232b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			write_lat_log = 1;
1233b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1234b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 'w':
1235b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			write_bw_log = 1;
1236b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1237b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 'o':
1238b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			f_out = fopen(optarg, "w+");
1239b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			if (!f_out) {
1240b46928282e0a890f49250e79b81af773a2b7108fJens Axboe				perror("fopen output");
1241b46928282e0a890f49250e79b81af773a2b7108fJens Axboe				exit(1);
1242b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			}
1243b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			f_err = f_out;
1244b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1245b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 'm':
1246b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			terse_output = 1;
1247b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1248b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 'h':
1249b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			usage();
1250b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			exit(0);
1251fd28ca4948aa67b76585c6c23d7f70a2cdc7a0d5Jens Axboe		case 'c':
125229fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe			ret = show_cmd_help(options, optarg);
125329fc6afe1bfcb97dd7f33d8e58b99b2d93237d47Jens Axboe			exit(ret);
1254b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case 'v':
1255b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			printf("%s\n", fio_version_string);
1256b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			exit(0);
1257b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		case FIO_GETOPT_JOB: {
1258b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			const char *opt = long_options[lidx].name;
1259b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			char *val = optarg;
1260b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1261c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe			if (!strncmp(opt, "name", 4) && td) {
1262c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe				ret = add_job(td, td->name ?: "fio", 0);
1263c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe				if (ret) {
1264c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe					put_job(td);
1265c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe					return 0;
1266c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe				}
1267c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe				td = NULL;
1268c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe			}
1269b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			if (!td) {
127038d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe				int global = !strncmp(val, "global", 6);
1271c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe
1272c2b1e753ca7abaca7f177cb1ca5087ca3971542bJens Axboe				td = get_new_job(global, &def_thread);
1273b46928282e0a890f49250e79b81af773a2b7108fJens Axboe				if (!td)
1274b46928282e0a890f49250e79b81af773a2b7108fJens Axboe					return 0;
1275b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			}
127638d0adb0d129e2eef7bf21e85ba4758c3789cb8eJens Axboe
1277b1508cf9ead36dc789a4e289f7522a070e57058cJens Axboe			ret = parse_cmd_option(opt, val, options, td);
127878217dfa392a6a39f018722e91bc179e9d5443dfJens Axboe			if (ret)
1279b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe				dont_add_job = 1;
1280b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1281b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		}
1282b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		default:
1283b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			break;
1284ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		}
1285ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
1286c9fad893e8333682d6ab67a269b0dd74f303c5bcJens Axboe
1287b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	if (td) {
1288b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		if (dont_add_job)
1289b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			put_job(td);
1290b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		else {
1291b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			ret = add_job(td, td->name ?: "fio", 0);
1292b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe			if (ret)
1293b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe				put_job(td);
1294b1ec1da670aab645e32303ea5ffaa1e5ca336936Jens Axboe		}
1295972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	}
1296774a617767830b5023f6cad4a45609a92ec82d41Jens Axboe
1297b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	while (optind < argc) {
1298b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		ini_idx++;
1299b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		ini_file = realloc(ini_file, ini_idx * sizeof(char *));
1300b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		ini_file[ini_idx - 1] = strdup(argv[optind]);
1301b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		optind++;
1302eb8bbf48e79a8c6afd3c84e3d64263d10ee45daaJens Axboe	}
1303972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe
1304972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	return ini_idx;
1305ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1306ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1307ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic void free_shm(void)
1308ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1309ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	struct shmid_ds sbuf;
1310ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1311ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (threads) {
13122c0ecd28459b6a1b236c865defb5ef76ce8bfa02Jens Axboe		shmdt((void *) threads);
1313ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		threads = NULL;
1314ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		shmctl(shm_id, IPC_RMID, &sbuf);
1315ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
1316ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1317ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1318906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe/*
1319906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * The thread area is shared between the main process and the job
1320906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * threads/processes. So setup a shared memory segment that will hold
1321906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe * all the job info.
1322906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe */
1323ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboestatic int setup_thread_area(void)
1324ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1325ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	/*
1326ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 * 1024 is too much on some machines, scale max_jobs if
1327ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 * we get a failure that looks like too large a shm segment
1328ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	 */
1329ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	do {
1330906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe		size_t size = max_jobs * sizeof(struct thread_data);
1331ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1332906c8d75eef9247c02d1f1f6771b6fa2338329faJens Axboe		shm_id = shmget(0, size, IPC_CREAT | 0600);
1333ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if (shm_id != -1)
1334ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			break;
1335ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		if (errno != EINVAL) {
1336ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			perror("shmget");
1337ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe			break;
1338ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		}
1339ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1340ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		max_jobs >>= 1;
1341ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	} while (max_jobs);
1342ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1343ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (shm_id == -1)
1344ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
1345ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1346ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	threads = shmat(shm_id, NULL, 0);
1347ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (threads == (void *) -1) {
1348ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		perror("shmat");
1349ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
1350ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	}
1351ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1352ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	atexit(free_shm);
1353ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 0;
1354ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1355ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1356b46928282e0a890f49250e79b81af773a2b7108fJens Axboe/*
1357b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * Copy the fio options into the long options map, so we mirror
1358b46928282e0a890f49250e79b81af773a2b7108fJens Axboe * job and cmd line options.
1359b46928282e0a890f49250e79b81af773a2b7108fJens Axboe */
1360b46928282e0a890f49250e79b81af773a2b7108fJens Axboestatic void dupe_job_options(void)
1361b46928282e0a890f49250e79b81af773a2b7108fJens Axboe{
1362b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	struct fio_option *o;
1363b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	unsigned int i;
1364b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1365b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	i = 0;
1366b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	while (long_options[i].name)
1367b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		i++;
1368b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1369b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	o = &options[0];
1370b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	while (o->name) {
1371b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		long_options[i].name = o->name;
1372b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		long_options[i].val = FIO_GETOPT_JOB;
1373b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		if (o->type == FIO_OPT_STR_SET)
1374b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			long_options[i].has_arg = no_argument;
1375b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		else
1376b46928282e0a890f49250e79b81af773a2b7108fJens Axboe			long_options[i].has_arg = required_argument;
1377b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1378b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		i++;
1379b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		o++;
1380b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS);
1381b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	}
1382b46928282e0a890f49250e79b81af773a2b7108fJens Axboe}
1383b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1384ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboeint parse_options(int argc, char *argv[])
1385ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe{
1386972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	int job_files, i;
1387972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe
1388b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	f_out = stdout;
1389b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	f_err = stderr;
1390b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
139113335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe	options_init(options);
139213335ddb0e304efa0fc96593dd1fd995ec6f68d7Jens Axboe
1393b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	dupe_job_options();
1394b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1395ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (setup_thread_area())
1396ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
1397ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	if (fill_def_thread())
1398ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe		return 1;
1399ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1400972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	job_files = parse_cmd_line(argc, argv);
1401ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
1402972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	for (i = 0; i < job_files; i++) {
1403972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe		if (fill_def_thread())
1404972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe			return 1;
14050c7e37a04aa04ba22e812f8de7971fcef46b8191Jens Axboe		if (parse_jobs_ini(ini_file[i], i))
1406972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe			return 1;
140788c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe		free(ini_file[i]);
1408972cfd2546081c0397447ca9243ea419b1ff579aJens Axboe	}
1409ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe
141088c6ed8085efd1403fd34072311991cb666a5b9eJens Axboe	free(ini_file);
1411b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1412b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	if (!thread_number) {
1413b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		log_err("No jobs defined(s)\n");
1414b46928282e0a890f49250e79b81af773a2b7108fJens Axboe		return 1;
1415b46928282e0a890f49250e79b81af773a2b7108fJens Axboe	}
1416b46928282e0a890f49250e79b81af773a2b7108fJens Axboe
1417ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe	return 0;
1418ebac4655dd3624f3296ff83be48e0cdc02852f1Jens Axboe}
1419