LogStatistics.h revision 4ba0387af5acc52e43e4004ccb4c46b8bc700349
134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn/* 234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * Copyright (C) 2014 The Android Open Source Project 334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * 434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * Licensed under the Apache License, Version 2.0 (the "License"); 534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * you may not use this file except in compliance with the License. 634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * You may obtain a copy of the License at 734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * 834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * http://www.apache.org/licenses/LICENSE-2.0 934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * 1034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * Unless required by applicable law or agreed to in writing, software 1134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * distributed under the License is distributed on an "AS IS" BASIS, 1234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * See the License for the specific language governing permissions and 1434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn * limitations under the License. 1534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn */ 1634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 1734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#ifndef _LOGD_LOG_STATISTICS_H__ 1834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#define _LOGD_LOG_STATISTICS_H__ 1934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 2034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#include <sys/types.h> 2134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 2234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#include <log/log.h> 2334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#include <log/log_read.h> 2434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#include <utils/List.h> 2534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 2634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#define log_id_for_each(i) \ 2734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn for (log_id_t i = LOG_ID_MIN; i < LOG_ID_MAX; i = (log_id_t) (i + 1)) 2834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 2934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynclass PidStatistics { 3034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn const pid_t pid; 3134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 3234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn // Total 3334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t mSizesTotal; 3434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t mElementsTotal; 3534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn // Current 3634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t mSizes; 3734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t mElements; 3834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 399a03863e88da99ba010342c874252089dd771f7fMark Salyzyn char *name; 409a03863e88da99ba010342c874252089dd771f7fMark Salyzyn 4134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynpublic: 4234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const pid_t gone = (pid_t) -1; 4334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 449a03863e88da99ba010342c874252089dd771f7fMark Salyzyn PidStatistics(pid_t pid, char *name = NULL); 459a03863e88da99ba010342c874252089dd771f7fMark Salyzyn PidStatistics(const PidStatistics ©); 469a03863e88da99ba010342c874252089dd771f7fMark Salyzyn ~PidStatistics(); 4734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 4834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn pid_t getPid() const { return pid; } 499a03863e88da99ba010342c874252089dd771f7fMark Salyzyn char *getName() const { return name; } 509a03863e88da99ba010342c874252089dd771f7fMark Salyzyn void setName(char *name); 5134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 5234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void add(unsigned short size); 5334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn bool subtract(unsigned short size); // returns true if stats and PID gone 5434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void addTotal(size_t size, size_t element); 5534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 5634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizes() const { return mSizes; } 5734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elements() const { return mElements; } 5834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 5934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizesTotal() const { return mSizesTotal; } 6034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elementsTotal() const { return mElementsTotal; } 619a03863e88da99ba010342c874252089dd771f7fMark Salyzyn 629a03863e88da99ba010342c874252089dd771f7fMark Salyzyn // helper 639a03863e88da99ba010342c874252089dd771f7fMark Salyzyn static char *pidToName(pid_t pid); 6434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn}; 6534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 6634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyntypedef android::List<PidStatistics *> PidStatisticsCollection; 6734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 6834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynclass UidStatistics { 6934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn const uid_t uid; 7034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 7134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn PidStatisticsCollection Pids; 7234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 7334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynpublic: 7434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn UidStatistics(uid_t uid); 7534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn ~UidStatistics(); 7634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 7734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn PidStatisticsCollection::iterator begin() { return Pids.begin(); } 7834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn PidStatisticsCollection::iterator end() { return Pids.end(); } 7934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 8034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn uid_t getUid() { return uid; } 8134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 8234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void add(unsigned short size, pid_t pid); 8334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void subtract(unsigned short size, pid_t pid); 8434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 8534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const pid_t pid_all = (pid_t) -1; 8634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 8734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizes(pid_t pid = pid_all); 8834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elements(pid_t pid = pid_all); 8934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 9034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizesTotal(pid_t pid = pid_all); 9134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elementsTotal(pid_t pid = pid_all); 929a03863e88da99ba010342c874252089dd771f7fMark Salyzyn 939a03863e88da99ba010342c874252089dd771f7fMark Salyzyn // helper 949a03863e88da99ba010342c874252089dd771f7fMark Salyzyn static char *pidToName(pid_t pid) { return PidStatistics::pidToName(pid); } 9534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn}; 9634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 9734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyntypedef android::List<UidStatistics *> UidStatisticsCollection; 9834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 9934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynclass LidStatistics { 10034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn UidStatisticsCollection Uids; 10134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 10234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynpublic: 10334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn LidStatistics(); 10434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn ~LidStatistics(); 10534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 10634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn UidStatisticsCollection::iterator begin() { return Uids.begin(); } 10734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn UidStatisticsCollection::iterator end() { return Uids.end(); } 10834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 10934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void add(unsigned short size, uid_t uid, pid_t pid); 11034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void subtract(unsigned short size, uid_t uid, pid_t pid); 11134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 11234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const pid_t pid_all = (pid_t) -1; 11334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const uid_t uid_all = (uid_t) -1; 11434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 11534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizes(uid_t uid = uid_all, pid_t pid = pid_all); 11634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elements(uid_t uid = uid_all, pid_t pid = pid_all); 11734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 11834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizesTotal(uid_t uid = uid_all, pid_t pid = pid_all); 11934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elementsTotal(uid_t uid = uid_all, pid_t pid = pid_all); 12034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn}; 12134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 12234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn// Log Statistics 12334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynclass LogStatistics { 12434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn LidStatistics LogIds[LOG_ID_MAX]; 12534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 12634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t mSizes[LOG_ID_MAX]; 12734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t mElements[LOG_ID_MAX]; 12834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 129e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn bool dgram_qlen_statistics; 130e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn 131e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn static const unsigned short mBuckets[14]; 132e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn log_time mMinimum[sizeof(mBuckets) / sizeof(mBuckets[0])]; 133e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn 13434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzynpublic: 13534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn const log_time start; 13634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 13734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn LogStatistics(); 13834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 13934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn LidStatistics &id(log_id_t log_id) { return LogIds[log_id]; } 14034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 141e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn void enableDgramQlenStatistics() { dgram_qlen_statistics = true; } 142e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn static unsigned short dgram_qlen(unsigned short bucket); 143e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn unsigned long long minimum(unsigned short bucket); 144e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn void recordDiff(log_time diff, unsigned short bucket); 145e457b74ce6ee6d799812dc2ec5e4b8b18bcd3e91Mark Salyzyn 14634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void add(unsigned short size, log_id_t log_id, uid_t uid, pid_t pid); 14734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn void subtract(unsigned short size, log_id_t log_id, uid_t uid, pid_t pid); 14834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 14934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn // fast track current value by id only 15034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizes(log_id_t id) const { return mSizes[id]; } 15134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elements(log_id_t id) const { return mElements[id]; } 15234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 15334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn // statistical track 15434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const log_id_t log_id_all = (log_id_t) -1; 15534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const uid_t uid_all = (uid_t) -1; 15634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn static const pid_t pid_all = (pid_t) -1; 15734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 15834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizes(log_id_t id, uid_t uid, pid_t pid = pid_all); 15934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elements(log_id_t id, uid_t uid, pid_t pid = pid_all); 16034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizes() { return sizes(log_id_all, uid_all); } 16134facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elements() { return elements(log_id_all, uid_all); } 16234facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 16334facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t sizesTotal(log_id_t id = log_id_all, 16434facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn uid_t uid = uid_all, 16534facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn pid_t pid = pid_all); 16634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn size_t elementsTotal(log_id_t id = log_id_all, 16734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn uid_t uid = uid_all, 16834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn pid_t pid = pid_all); 16934facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 17034facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn // *strp = malloc, balance with free 171dfa7a07f5be656cfafdb4e75916bc9dcd9e592e7Mark Salyzyn void format(char **strp, uid_t uid, unsigned int logMask, log_time oldest); 1729a03863e88da99ba010342c874252089dd771f7fMark Salyzyn 1739a03863e88da99ba010342c874252089dd771f7fMark Salyzyn // helper 1749a03863e88da99ba010342c874252089dd771f7fMark Salyzyn static char *pidToName(pid_t pid) { return PidStatistics::pidToName(pid); } 1754ba0387af5acc52e43e4004ccb4c46b8bc700349Mark Salyzyn uid_t pidToUid(pid_t pid); 17634facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn}; 17734facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn 17834facab86b0fe7ec613de92b46b637f864fb0682Mark Salyzyn#endif // _LOGD_LOG_STATISTICS_H__ 179