diff options
Diffstat (limited to 'indra/llcommon')
| -rw-r--r-- | indra/llcommon/llfasttimer_class.cpp | 46 | ||||
| -rw-r--r-- | indra/llcommon/llfasttimer_class.h | 18 | ||||
| -rw-r--r-- | indra/llcommon/llstat.cpp | 713 | ||||
| -rw-r--r-- | indra/llcommon/llstat.h | 222 |
4 files changed, 22 insertions, 977 deletions
diff --git a/indra/llcommon/llfasttimer_class.cpp b/indra/llcommon/llfasttimer_class.cpp index 463f558c2c..449074dbfe 100644 --- a/indra/llcommon/llfasttimer_class.cpp +++ b/indra/llcommon/llfasttimer_class.cpp @@ -73,9 +73,6 @@ U64 LLFastTimer::sClockResolution = 1000000; // Microsecond resolution #endif std::vector<LLFastTimer::FrameState>* LLFastTimer::sTimerInfos = NULL; -U64 LLFastTimer::sTimerCycles = 0; -U32 LLFastTimer::sTimerCalls = 0; - // FIXME: move these declarations to the relevant modules @@ -425,8 +422,8 @@ void LLFastTimer::NamedTimer::buildHierarchy() { // since ancestors have already been visited, reparenting won't affect tree traversal //step up tree, bringing our descendants with us - //llinfos << "Moving " << timerp->getName() << " from child of " << timerp->getParent()->getName() << - // " to child of " << timerp->getParent()->getParent()->getName() << llendl; + LL_DEBUGS("FastTimers") << "Moving " << timerp->getName() << " from child of " << timerp->getParent()->getName() << + " to child of " << timerp->getParent()->getParent()->getName() << LL_ENDL; timerp->setParent(timerp->getParent()->getParent()); timerp->getFrameState().mMoveUpTree = false; @@ -507,12 +504,12 @@ void LLFastTimer::NamedTimer::resetFrame() static S32 call_count = 0; if (call_count % 100 == 0) { - llinfos << "countsPerSecond (32 bit): " << countsPerSecond() << llendl; - llinfos << "get_clock_count (64 bit): " << get_clock_count() << llendl; - llinfos << "LLProcessorInfo().getCPUFrequency() " << LLProcessorInfo().getCPUFrequency() << llendl; - llinfos << "getCPUClockCount32() " << getCPUClockCount32() << llendl; - llinfos << "getCPUClockCount64() " << getCPUClockCount64() << llendl; - llinfos << "elapsed sec " << ((F64)getCPUClockCount64())/((F64)LLProcessorInfo().getCPUFrequency()*1000000.0) << llendl; + LL_DEBUGS("FastTimers") << "countsPerSecond (32 bit): " << countsPerSecond() << LL_ENDL; + LL_DEBUGS("FastTimers") << "get_clock_count (64 bit): " << get_clock_count() << llendl; + LL_DEBUGS("FastTimers") << "LLProcessorInfo().getCPUFrequency() " << LLProcessorInfo().getCPUFrequency() << LL_ENDL; + LL_DEBUGS("FastTimers") << "getCPUClockCount32() " << getCPUClockCount32() << LL_ENDL; + LL_DEBUGS("FastTimers") << "getCPUClockCount64() " << getCPUClockCount64() << LL_ENDL; + LL_DEBUGS("FastTimers") << "elapsed sec " << ((F64)getCPUClockCount64())/((F64)LLProcessorInfo().getCPUFrequency()*1000000.0) << LL_ENDL; } call_count++; @@ -566,26 +563,21 @@ void LLFastTimer::NamedTimer::resetFrame() DeclareTimer::updateCachedPointers(); // reset for next frame + for (instance_iter it = beginInstances(); it != endInstances(); ++it) { - for (instance_iter it = beginInstances(); it != endInstances(); ++it) - { - NamedTimer& timer = *it; + NamedTimer& timer = *it; - FrameState& info = timer.getFrameState(); - info.mSelfTimeCounter = 0; - info.mCalls = 0; - info.mLastCaller = NULL; - info.mMoveUpTree = false; - // update parent pointer in timer state struct - if (timer.mParent) - { - info.mParent = &timer.mParent->getFrameState(); - } + FrameState& info = timer.getFrameState(); + info.mSelfTimeCounter = 0; + info.mCalls = 0; + info.mLastCaller = NULL; + info.mMoveUpTree = false; + // update parent pointer in timer state struct + if (timer.mParent) + { + info.mParent = &timer.mParent->getFrameState(); } } - - //sTimerCycles = 0; - //sTimerCalls = 0; } //static diff --git a/indra/llcommon/llfasttimer_class.h b/indra/llcommon/llfasttimer_class.h index f481e968a6..8a12aa1372 100644 --- a/indra/llcommon/llfasttimer_class.h +++ b/indra/llcommon/llfasttimer_class.h @@ -30,7 +30,6 @@ #include "llinstancetracker.h" #define FAST_TIMER_ON 1 -#define TIME_FAST_TIMERS 0 #define DEBUG_FAST_TIMER_THREADS 1 class LLMutex; @@ -157,9 +156,6 @@ public: LL_FORCE_INLINE LLFastTimer(LLFastTimer::DeclareTimer& timer) : mFrameState(timer.mFrameState) { -#if TIME_FAST_TIMERS - U64 timer_start = getCPUClockCount64(); -#endif #if FAST_TIMER_ON LLFastTimer::FrameState* frame_state = mFrameState; mStartTime = getCPUClockCount32(); @@ -175,10 +171,6 @@ public: cur_timer_data->mFrameState = frame_state; cur_timer_data->mChildTime = 0; #endif -#if TIME_FAST_TIMERS - U64 timer_end = getCPUClockCount64(); - sTimerCycles += timer_end - timer_start; -#endif #if DEBUG_FAST_TIMER_THREADS #if !LL_RELEASE assert_main_thread(); @@ -188,9 +180,6 @@ public: LL_FORCE_INLINE ~LLFastTimer() { -#if TIME_FAST_TIMERS - U64 timer_start = getCPUClockCount64(); -#endif #if FAST_TIMER_ON LLFastTimer::FrameState* frame_state = mFrameState; U32 total_time = getCPUClockCount32() - mStartTime; @@ -207,11 +196,6 @@ public: LLFastTimer::sCurTimerData = mLastTimerData; #endif -#if TIME_FAST_TIMERS - U64 timer_end = getCPUClockCount64(); - sTimerCycles += timer_end - timer_start; - sTimerCalls++; -#endif } public: @@ -222,8 +206,6 @@ public: static std::string sLogName; static bool sPauseHistory; static bool sResetHistory; - static U64 sTimerCycles; - static U32 sTimerCalls; typedef std::vector<FrameState> info_list_t; static info_list_t& getFrameStateList(); diff --git a/indra/llcommon/llstat.cpp b/indra/llcommon/llstat.cpp index 057257057f..5cf5ae3c12 100644 --- a/indra/llcommon/llstat.cpp +++ b/indra/llcommon/llstat.cpp @@ -37,715 +37,8 @@ // statics -S32 LLPerfBlock::sStatsFlags = LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS; // Control what is being recorded -LLPerfBlock::stat_map_t LLPerfBlock::sStatMap; // Map full path string to LLStatTime objects, tracks all active objects -std::string LLPerfBlock::sCurrentStatPath = ""; // Something like "/total_time/physics/physics step" LLStat::stat_map_t LLStat::sStatList; - //------------------------------------------------------------------------ -// Live config file to trigger stats logging -static const char STATS_CONFIG_FILE_NAME[] = "/dev/shm/simperf/simperf_proc_config.llsd"; -static const F32 STATS_CONFIG_REFRESH_RATE = 5.0; // seconds - -class LLStatsConfigFile : public LLLiveFile -{ -public: - LLStatsConfigFile() - : LLLiveFile(filename(), STATS_CONFIG_REFRESH_RATE), - mChanged(false), mStatsp(NULL) { } - - static std::string filename(); - -protected: - /* virtual */ bool loadFile(); - -public: - void init(LLPerfStats* statsp); - static LLStatsConfigFile& instance(); - // return the singleton stats config file - - bool mChanged; - -protected: - LLPerfStats* mStatsp; -}; - -std::string LLStatsConfigFile::filename() -{ - return STATS_CONFIG_FILE_NAME; -} - -void LLStatsConfigFile::init(LLPerfStats* statsp) -{ - mStatsp = statsp; -} - -LLStatsConfigFile& LLStatsConfigFile::instance() -{ - static LLStatsConfigFile the_file; - return the_file; -} - - -/* virtual */ -// Load and parse the stats configuration file -bool LLStatsConfigFile::loadFile() -{ - if (!mStatsp) - { - llwarns << "Tries to load performance configure file without initializing LPerfStats" << llendl; - return false; - } - mChanged = true; - - LLSD stats_config; - { - llifstream file(filename().c_str()); - if (file.is_open()) - { - LLSDSerialize::fromXML(stats_config, file); - if (stats_config.isUndefined()) - { - llinfos << "Performance statistics configuration file ill-formed, not recording statistics" << llendl; - mStatsp->setReportPerformanceDuration( 0.f ); - return false; - } - } - else - { // File went away, turn off stats if it was on - if ( mStatsp->frameStatsIsRunning() ) - { - llinfos << "Performance statistics configuration file deleted, not recording statistics" << llendl; - mStatsp->setReportPerformanceDuration( 0.f ); - } - return true; - } - } - - F32 duration = 0.f; - F32 interval = 0.f; - S32 flags = LLPerfBlock::LLSTATS_BASIC_STATS; - - const char * w = "duration"; - if (stats_config.has(w)) - { - duration = (F32)stats_config[w].asReal(); - } - w = "interval"; - if (stats_config.has(w)) - { - interval = (F32)stats_config[w].asReal(); - } - w = "flags"; - if (stats_config.has(w)) - { - flags = (S32)stats_config[w].asInteger(); - if (flags == LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS && - duration > 0) - { // No flags passed in, but have a duration, so reset to basic stats - flags = LLPerfBlock::LLSTATS_BASIC_STATS; - } - } - - mStatsp->setReportPerformanceDuration( duration, flags ); - mStatsp->setReportPerformanceInterval( interval ); - - if ( duration > 0 ) - { - if ( interval == 0.f ) - { - llinfos << "Recording performance stats every frame for " << duration << " sec" << llendl; - } - else - { - llinfos << "Recording performance stats every " << interval << " seconds for " << duration << " seconds" << llendl; - } - } - else - { - llinfos << "Performance stats recording turned off" << llendl; - } - return true; -} - - -//------------------------------------------------------------------------ - -LLPerfStats::LLPerfStats(const std::string& process_name, S32 process_pid) : - mFrameStatsFileFailure(FALSE), - mSkipFirstFrameStats(FALSE), - mProcessName(process_name), - mProcessPID(process_pid), - mReportPerformanceStatInterval(1.f), - mReportPerformanceStatEnd(0.0) -{ } - -LLPerfStats::~LLPerfStats() -{ - LLPerfBlock::clearDynamicStats(); - mFrameStatsFile.close(); -} - -void LLPerfStats::init() -{ - // Initialize the stats config file instance. - (void) LLStatsConfigFile::instance().init(this); - (void) LLStatsConfigFile::instance().checkAndReload(); -} - -// Open file for statistics -void LLPerfStats::openPerfStatsFile() -{ - if ( !mFrameStatsFile - && !mFrameStatsFileFailure ) - { - std::string stats_file = llformat("/dev/shm/simperf/%s_proc.%d.llsd", mProcessName.c_str(), mProcessPID); - mFrameStatsFile.close(); - mFrameStatsFile.clear(); - mFrameStatsFile.open(stats_file, llofstream::out); - if ( mFrameStatsFile.fail() ) - { - llinfos << "Error opening statistics log file " << stats_file << llendl; - mFrameStatsFileFailure = TRUE; - } - else - { - LLSD process_info = LLSD::emptyMap(); - process_info["name"] = mProcessName; - process_info["pid"] = (LLSD::Integer) mProcessPID; - process_info["stat_rate"] = (LLSD::Integer) mReportPerformanceStatInterval; - // Add process-specific info. - addProcessHeaderInfo(process_info); - - mFrameStatsFile << LLSDNotationStreamer(process_info) << std::endl; - } - } -} - -// Dump out performance metrics over some time interval -void LLPerfStats::dumpIntervalPerformanceStats() -{ - // Ensure output file is OK - openPerfStatsFile(); - - if ( mFrameStatsFile ) - { - LLSD stats = LLSD::emptyMap(); - - LLStatAccum::TimeScale scale; - if ( getReportPerformanceInterval() == 0.f ) - { - scale = LLStatAccum::SCALE_PER_FRAME; - } - else if ( getReportPerformanceInterval() < 0.5f ) - { - scale = LLStatAccum::SCALE_100MS; - } - else - { - scale = LLStatAccum::SCALE_SECOND; - } - - // Write LLSD into log - stats["utc_time"] = (LLSD::String) LLError::utcTime(); - stats["timestamp"] = U64_to_str((totalTime() / 1000) + (gUTCOffset * 1000)); // milliseconds since epoch - stats["frame_number"] = (LLSD::Integer) LLFrameTimer::getFrameCount(); - - // Add process-specific frame info. - addProcessFrameInfo(stats, scale); - LLPerfBlock::addStatsToLLSDandReset( stats, scale ); - - mFrameStatsFile << LLSDNotationStreamer(stats) << std::endl; - } -} - -// Set length of performance stat recording. -// If turning stats on, caller must provide flags -void LLPerfStats::setReportPerformanceDuration( F32 seconds, S32 flags /* = LLSTATS_NO_OPTIONAL_STATS */ ) -{ - if ( seconds <= 0.f ) - { - mReportPerformanceStatEnd = 0.0; - LLPerfBlock::setStatsFlags(LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS); // Make sure all recording is off - mFrameStatsFile.close(); - LLPerfBlock::clearDynamicStats(); - } - else - { - mReportPerformanceStatEnd = LLFrameTimer::getElapsedSeconds() + ((F64) seconds); - // Clear failure flag to try and create the log file once - mFrameStatsFileFailure = FALSE; - mSkipFirstFrameStats = TRUE; // Skip the first report (at the end of this frame) - LLPerfBlock::setStatsFlags(flags); - } -} - -void LLPerfStats::updatePerFrameStats() -{ - (void) LLStatsConfigFile::instance().checkAndReload(); - static LLFrameTimer performance_stats_timer; - if ( frameStatsIsRunning() ) - { - if ( mReportPerformanceStatInterval == 0 ) - { // Record info every frame - if ( mSkipFirstFrameStats ) - { // Skip the first time - was started this frame - mSkipFirstFrameStats = FALSE; - } - else - { - dumpIntervalPerformanceStats(); - } - } - else - { - performance_stats_timer.setTimerExpirySec( getReportPerformanceInterval() ); - if (performance_stats_timer.checkExpirationAndReset( mReportPerformanceStatInterval )) - { - dumpIntervalPerformanceStats(); - } - } - - if ( LLFrameTimer::getElapsedSeconds() > mReportPerformanceStatEnd ) - { // Reached end of time, clear it to stop reporting - setReportPerformanceDuration(0.f); // Don't set mReportPerformanceStatEnd directly - llinfos << "Recording performance stats completed" << llendl; - } - } -} - - -//------------------------------------------------------------------------ - -U64 LLStatAccum::sScaleTimes[NUM_SCALES] = -{ - USEC_PER_SEC / 10, // 100 millisec - USEC_PER_SEC * 1, // seconds - USEC_PER_SEC * 60, // minutes -#if ENABLE_LONG_TIME_STATS - // enable these when more time scales are desired - USEC_PER_SEC * 60*60, // hours - USEC_PER_SEC * 24*60*60, // days - USEC_PER_SEC * 7*24*60*60, // weeks -#endif -}; - - - -LLStatAccum::LLStatAccum(bool useFrameTimer) - : mUseFrameTimer(useFrameTimer), - mRunning(FALSE), - mLastTime(0), - mLastSampleValue(0.0), - mLastSampleValid(FALSE) -{ -} - -LLStatAccum::~LLStatAccum() -{ -} - - - -void LLStatAccum::reset(U64 when) -{ - mRunning = TRUE; - mLastTime = when; - - for (int i = 0; i < NUM_SCALES; ++i) - { - mBuckets[i].accum = 0.0; - mBuckets[i].endTime = when + sScaleTimes[i]; - mBuckets[i].lastValid = false; - } -} - -void LLStatAccum::sum(F64 value) -{ - sum(value, getCurrentUsecs()); -} - -void LLStatAccum::sum(F64 value, U64 when) -{ - if (!mRunning) - { - reset(when); - return; - } - if (when < mLastTime) - { - // This happens a LOT on some dual core systems. - lldebugs << "LLStatAccum::sum clock has gone backwards from " - << mLastTime << " to " << when << ", resetting" << llendl; - - reset(when); - return; - } - - // how long is this value for - U64 timeSpan = when - mLastTime; - - for (int i = 0; i < NUM_SCALES; ++i) - { - Bucket& bucket = mBuckets[i]; - - if (when < bucket.endTime) - { - bucket.accum += value; - } - else - { - U64 timeScale = sScaleTimes[i]; - - U64 timeLeft = when - bucket.endTime; - // how much time is left after filling this bucket - - if (timeLeft < timeScale) - { - F64 valueLeft = value * timeLeft / timeSpan; - - bucket.lastValid = true; - bucket.lastAccum = bucket.accum + (value - valueLeft); - bucket.accum = valueLeft; - bucket.endTime += timeScale; - } - else - { - U64 timeTail = timeLeft % timeScale; - - bucket.lastValid = true; - bucket.lastAccum = value * timeScale / timeSpan; - bucket.accum = value * timeTail / timeSpan; - bucket.endTime += (timeLeft - timeTail) + timeScale; - } - } - } - - mLastTime = when; -} - - -F32 LLStatAccum::meanValue(TimeScale scale) const -{ - if (!mRunning) - { - return 0.0; - } - if ( scale == SCALE_PER_FRAME ) - { // Per-frame not supported here - scale = SCALE_100MS; - } - - if (scale < 0 || scale >= NUM_SCALES) - { - llwarns << "llStatAccum::meanValue called for unsupported scale: " - << scale << llendl; - return 0.0; - } - - const Bucket& bucket = mBuckets[scale]; - - F64 value = bucket.accum; - U64 timeLeft = bucket.endTime - mLastTime; - U64 scaleTime = sScaleTimes[scale]; - - if (bucket.lastValid) - { - value += bucket.lastAccum * timeLeft / scaleTime; - } - else if (timeLeft < scaleTime) - { - value *= scaleTime / (scaleTime - timeLeft); - } - else - { - value = 0.0; - } - - return (F32)(value / scaleTime); -} - - -U64 LLStatAccum::getCurrentUsecs() const -{ - if (mUseFrameTimer) - { - return LLFrameTimer::getTotalTime(); - } - else - { - return totalTime(); - } -} - - -// ------------------------------------------------------------------------ - -LLStatRate::LLStatRate(bool use_frame_timer) - : LLStatAccum(use_frame_timer) -{ -} - -void LLStatRate::count(U32 value) -{ - sum((F64)value * sScaleTimes[SCALE_SECOND]); -} - - -void LLStatRate::mark() - { - // Effectively the same as count(1), but sets mLastSampleValue - U64 when = getCurrentUsecs(); - - if ( mRunning - && (when > mLastTime) ) - { // Set mLastSampleValue to the time from the last mark() - F64 duration = ((F64)(when - mLastTime)) / sScaleTimes[SCALE_SECOND]; - if ( duration > 0.0 ) - { - mLastSampleValue = 1.0 / duration; - } - else - { - mLastSampleValue = 0.0; - } - } - - sum( (F64) sScaleTimes[SCALE_SECOND], when); - } - - -// ------------------------------------------------------------------------ - - -LLStatMeasure::LLStatMeasure(bool use_frame_timer) - : LLStatAccum(use_frame_timer) -{ -} - -void LLStatMeasure::sample(F64 value) -{ - U64 when = getCurrentUsecs(); - - if (mLastSampleValid) - { - F64 avgValue = (value + mLastSampleValue) / 2.0; - F64 interval = (F64)(when - mLastTime); - - sum(avgValue * interval, when); - } - else - { - reset(when); - } - - mLastSampleValid = TRUE; - mLastSampleValue = value; -} - - -// ------------------------------------------------------------------------ - -LLStatTime::LLStatTime(const std::string & key) - : LLStatAccum(false), - mFrameNumber(LLFrameTimer::getFrameCount()), - mTotalTimeInFrame(0), - mKey(key) -#if LL_DEBUG - , mRunning(FALSE) -#endif -{ -} - -void LLStatTime::start() -{ - // Reset frame accumluation if the frame number has changed - U32 frame_number = LLFrameTimer::getFrameCount(); - if ( frame_number != mFrameNumber ) - { - mFrameNumber = frame_number; - mTotalTimeInFrame = 0; - } - - sum(0.0); - -#if LL_DEBUG - // Shouldn't be running already - llassert( !mRunning ); - mRunning = TRUE; -#endif -} - -void LLStatTime::stop() -{ - U64 end_time = getCurrentUsecs(); - U64 duration = end_time - mLastTime; - sum(F64(duration), end_time); - //llinfos << "mTotalTimeInFrame incremented from " << mTotalTimeInFrame << " to " << (mTotalTimeInFrame + duration) << llendl; - mTotalTimeInFrame += duration; - -#if LL_DEBUG - mRunning = FALSE; -#endif -} - -/* virtual */ F32 LLStatTime::meanValue(TimeScale scale) const -{ - if ( LLStatAccum::SCALE_PER_FRAME == scale ) - { - return (F32)mTotalTimeInFrame; - } - else - { - return LLStatAccum::meanValue(scale); - } -} - - -// ------------------------------------------------------------------------ - - -// Use this constructor for pre-defined LLStatTime objects -LLPerfBlock::LLPerfBlock(LLStatTime* stat ) : mPredefinedStat(stat), mDynamicStat(NULL) -{ - if (mPredefinedStat) - { - // If dynamic stats are turned on, this will create a separate entry in the stat map. - initDynamicStat(mPredefinedStat->mKey); - - // Start predefined stats. These stats are not part of the stat map. - mPredefinedStat->start(); - } -} - -// Use this constructor for normal, optional LLPerfBlock time slices -LLPerfBlock::LLPerfBlock( const char* key ) : mPredefinedStat(NULL), mDynamicStat(NULL) -{ - if ((sStatsFlags & LLSTATS_BASIC_STATS) == 0) - { // These are off unless the base set is enabled - return; - } - - initDynamicStat(key); -} - - -// Use this constructor for dynamically created LLPerfBlock time slices -// that are only enabled by specific control flags -LLPerfBlock::LLPerfBlock( const char* key1, const char* key2, S32 flags ) : mPredefinedStat(NULL), mDynamicStat(NULL) -{ - if ((sStatsFlags & flags) == 0) - { - return; - } - - if (NULL == key2 || strlen(key2) == 0) - { - initDynamicStat(key1); - } - else - { - std::ostringstream key; - key << key1 << "_" << key2; - initDynamicStat(key.str()); - } -} - -// Set up the result data map if dynamic stats are enabled -void LLPerfBlock::initDynamicStat(const std::string& key) -{ - // Early exit if dynamic stats aren't enabled. - if (sStatsFlags == LLSTATS_NO_OPTIONAL_STATS) - return; - - mLastPath = sCurrentStatPath; // Save and restore current path - sCurrentStatPath += "/" + key; // Add key to current path - - // See if the LLStatTime object already exists - stat_map_t::iterator iter = sStatMap.find(sCurrentStatPath); - if ( iter == sStatMap.end() ) - { - // StatEntry object doesn't exist, so create it - mDynamicStat = new StatEntry( key ); - sStatMap[ sCurrentStatPath ] = mDynamicStat; // Set the entry for this path - } - else - { - // Found this path in the map, use the object there - mDynamicStat = (*iter).second; // Get StatEntry for the current path - } - - if (mDynamicStat) - { - mDynamicStat->mStat.start(); - mDynamicStat->mCount++; - } - else - { - llwarns << "Initialized NULL dynamic stat at '" << sCurrentStatPath << "'" << llendl; - sCurrentStatPath = mLastPath; - } -} - - -// Destructor does the time accounting -LLPerfBlock::~LLPerfBlock() -{ - if (mPredefinedStat) mPredefinedStat->stop(); - if (mDynamicStat) - { - mDynamicStat->mStat.stop(); - sCurrentStatPath = mLastPath; // Restore the path in case sStatsEnabled changed during this block - } -} - - -// Clear the map of any dynamic stats. Static routine -void LLPerfBlock::clearDynamicStats() -{ - std::for_each(sStatMap.begin(), sStatMap.end(), DeletePairedPointer()); - sStatMap.clear(); -} - -// static - Extract the stat info into LLSD -void LLPerfBlock::addStatsToLLSDandReset( LLSD & stats, - LLStatAccum::TimeScale scale ) -{ - // If we aren't in per-frame scale, we need to go from second to microsecond. - U32 scale_adjustment = 1; - if (LLStatAccum::SCALE_PER_FRAME != scale) - { - scale_adjustment = USEC_PER_SEC; - } - stat_map_t::iterator iter = sStatMap.begin(); - for ( ; iter != sStatMap.end(); ++iter ) - { // Put the entry into LLSD "/full/path/to/stat/" = microsecond total time - const std::string & stats_full_path = (*iter).first; - - StatEntry * stat = (*iter).second; - if (stat) - { - if (stat->mCount > 0) - { - stats[stats_full_path] = LLSD::emptyMap(); - stats[stats_full_path]["us"] = (LLSD::Integer) (scale_adjustment * stat->mStat.meanValue(scale)); - if (stat->mCount > 1) - { - stats[stats_full_path]["count"] = (LLSD::Integer) stat->mCount; - } - stat->mCount = 0; - } - } - else - { // Shouldn't have a NULL pointer in the map. - llwarns << "Unexpected NULL dynamic stat at '" << stats_full_path << "'" << llendl; - } - } -} - - -// ------------------------------------------------------------------------ - LLTimer LLStat::sTimer; LLFrameTimer LLStat::sFrameTimer; @@ -786,9 +79,9 @@ LLStat::LLStat(const U32 num_bins, const BOOL use_frame_timer) } LLStat::LLStat(std::string name, U32 num_bins, BOOL use_frame_timer) - : mUseFrameTimer(use_frame_timer), - mNumBins(num_bins), - mName(name) +: mUseFrameTimer(use_frame_timer), + mNumBins(num_bins), + mName(name) { init(); } diff --git a/indra/llcommon/llstat.h b/indra/llcommon/llstat.h index b877432e86..7718d40ffb 100644 --- a/indra/llcommon/llstat.h +++ b/indra/llcommon/llstat.h @@ -36,228 +36,6 @@ class LLSD; -// Set this if longer stats are needed -#define ENABLE_LONG_TIME_STATS 0 - -// -// Accumulates statistics for an arbitrary length of time. -// Does this by maintaining a chain of accumulators, each one -// accumulation the results of the parent. Can scale to arbitrary -// amounts of time with very low memory cost. -// - -class LL_COMMON_API LLStatAccum -{ -protected: - LLStatAccum(bool use_frame_timer); - virtual ~LLStatAccum(); - -public: - enum TimeScale { - SCALE_100MS, - SCALE_SECOND, - SCALE_MINUTE, -#if ENABLE_LONG_TIME_STATS - SCALE_HOUR, - SCALE_DAY, - SCALE_WEEK, -#endif - NUM_SCALES, // Use to size storage arrays - SCALE_PER_FRAME // For latest frame information - should be after NUM_SCALES since this doesn't go into the time buckets - }; - - static U64 sScaleTimes[NUM_SCALES]; - - virtual F32 meanValue(TimeScale scale) const; - // see the subclasses for the specific meaning of value - - F32 meanValueOverLast100ms() const { return meanValue(SCALE_100MS); } - F32 meanValueOverLastSecond() const { return meanValue(SCALE_SECOND); } - F32 meanValueOverLastMinute() const { return meanValue(SCALE_MINUTE); } - - void reset(U64 when); - - void sum(F64 value); - void sum(F64 value, U64 when); - - U64 getCurrentUsecs() const; - // Get current microseconds based on timer type - - BOOL mUseFrameTimer; - BOOL mRunning; - - U64 mLastTime; - - struct Bucket - { - Bucket() : - accum(0.0), - endTime(0), - lastValid(false), - lastAccum(0.0) - {} - - F64 accum; - U64 endTime; - - bool lastValid; - F64 lastAccum; - }; - - Bucket mBuckets[NUM_SCALES]; - - BOOL mLastSampleValid; - F64 mLastSampleValue; -}; - -class LL_COMMON_API LLStatMeasure : public LLStatAccum - // gathers statistics about things that are measured - // ex.: tempature, time dilation -{ -public: - LLStatMeasure(bool use_frame_timer = true); - - void sample(F64); - void sample(S32 v) { sample((F64)v); } - void sample(U32 v) { sample((F64)v); } - void sample(S64 v) { sample((F64)v); } - void sample(U64 v) { sample((F64)v); } -}; - - -class LL_COMMON_API LLStatRate : public LLStatAccum - // gathers statistics about things that can be counted over time - // ex.: LSL instructions executed, messages sent, simulator frames completed - // renders it in terms of rate of thing per second -{ -public: - LLStatRate(bool use_frame_timer = true); - - void count(U32); - // used to note that n items have occured - - void mark(); - // used for counting the rate thorugh a point in the code -}; - - -class LL_COMMON_API LLStatTime : public LLStatAccum - // gathers statistics about time spent in a block of code - // measure average duration per second in the block -{ -public: - LLStatTime( const std::string & key = "undefined" ); - - U32 mFrameNumber; // Current frame number - U64 mTotalTimeInFrame; // Total time (microseconds) accumulated during the last frame - - void setKey( const std::string & key ) { mKey = key; }; - - virtual F32 meanValue(TimeScale scale) const; - -private: - void start(); // Start and stop measuring time block - void stop(); - - std::string mKey; // Tag representing this time block - -#if LL_DEBUG - BOOL mRunning; // TRUE if start() has been called -#endif - - friend class LLPerfBlock; -}; - -// ---------------------------------------------------------------------------- - - -// Use this class on the stack to record statistics about an area of code -class LL_COMMON_API LLPerfBlock -{ -public: - struct StatEntry - { - StatEntry(const std::string& key) : mStat(LLStatTime(key)), mCount(0) {} - LLStatTime mStat; - U32 mCount; - }; - typedef std::map<std::string, StatEntry*> stat_map_t; - - // Use this constructor for pre-defined LLStatTime objects - LLPerfBlock(LLStatTime* stat); - - // Use this constructor for normal, optional LLPerfBlock time slices - LLPerfBlock( const char* key ); - - // Use this constructor for dynamically created LLPerfBlock time slices - // that are only enabled by specific control flags - LLPerfBlock( const char* key1, const char* key2, S32 flags = LLSTATS_BASIC_STATS ); - - ~LLPerfBlock(); - - enum - { // Stats bitfield flags - LLSTATS_NO_OPTIONAL_STATS = 0x00, // No optional stats gathering, just pre-defined LLStatTime objects - LLSTATS_BASIC_STATS = 0x01, // Gather basic optional runtime stats - LLSTATS_SCRIPT_FUNCTIONS = 0x02, // Include LSL function calls - }; - static void setStatsFlags( S32 flags ) { sStatsFlags = flags; }; - static S32 getStatsFlags() { return sStatsFlags; }; - - static void clearDynamicStats(); // Reset maps to clear out dynamic objects - static void addStatsToLLSDandReset( LLSD & stats, // Get current information and clear time bin - LLStatAccum::TimeScale scale ); - -private: - // Initialize dynamically created LLStatTime objects - void initDynamicStat(const std::string& key); - - std::string mLastPath; // Save sCurrentStatPath when this is called - LLStatTime * mPredefinedStat; // LLStatTime object to get data - StatEntry * mDynamicStat; // StatEntryobject to get data - - static S32 sStatsFlags; // Control what is being recorded - static stat_map_t sStatMap; // Map full path string to LLStatTime objects - static std::string sCurrentStatPath; // Something like "frame/physics/physics step" -}; - -// ---------------------------------------------------------------------------- - -class LL_COMMON_API LLPerfStats -{ -public: - LLPerfStats(const std::string& process_name = "unknown", S32 process_pid = 0); - virtual ~LLPerfStats(); - - virtual void init(); // Reset and start all stat timers - virtual void updatePerFrameStats(); - // Override these function to add process-specific information to the performance log header and per-frame logging. - virtual void addProcessHeaderInfo(LLSD& info) { /* not implemented */ } - virtual void addProcessFrameInfo(LLSD& info, LLStatAccum::TimeScale scale) { /* not implemented */ } - - // High-resolution frame stats - BOOL frameStatsIsRunning() { return (mReportPerformanceStatEnd > 0.); }; - F32 getReportPerformanceInterval() const { return mReportPerformanceStatInterval; }; - void setReportPerformanceInterval( F32 interval ) { mReportPerformanceStatInterval = interval; }; - void setReportPerformanceDuration( F32 seconds, S32 flags = LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS ); - void setProcessName(const std::string& process_name) { mProcessName = process_name; } - void setProcessPID(S32 process_pid) { mProcessPID = process_pid; } - -protected: - void openPerfStatsFile(); // Open file for high resolution metrics logging - void dumpIntervalPerformanceStats(); - - llofstream mFrameStatsFile; // File for per-frame stats - BOOL mFrameStatsFileFailure; // Flag to prevent repeat opening attempts - BOOL mSkipFirstFrameStats; // Flag to skip one (partial) frame report - std::string mProcessName; - S32 mProcessPID; - -private: - F32 mReportPerformanceStatInterval; // Seconds between performance stats - F64 mReportPerformanceStatEnd; // End time (seconds) for performance stats -}; - // ---------------------------------------------------------------------------- class LL_COMMON_API LLStat { |