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/**
* @file llviewerstatsrecorder.cpp
* @brief record info about viewer events to a metrics log file
*
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llviewerstatsrecorder.h"
#include "llfile.h"
#include "llviewerregion.h"
#include "llviewerobject.h"
// To do - something using region name or global position
#if LL_WINDOWS
static const std::string STATS_FILE_NAME("C:\\ViewerObjectCacheStats.csv");
#else
static const std::string STATS_FILE_NAME("/tmp/viewerstats.csv");
#endif
LLViewerStatsRecorder* LLViewerStatsRecorder::sInstance = NULL;
LLViewerStatsRecorder::LLViewerStatsRecorder() :
mObjectCacheFile(NULL),
mTimer(),
mRegionp(NULL),
mStartTime(0.f),
mProcessingTime(0.f)
{
if (NULL != sInstance)
{
llerrs << "Attempted to create multiple instances of LLViewerStatsRecorder!" << llendl;
}
sInstance = this;
clearStats();
}
LLViewerStatsRecorder::~LLViewerStatsRecorder()
{
if (mObjectCacheFile != NULL)
{
LLFile::close(mObjectCacheFile);
mObjectCacheFile = NULL;
}
}
// static
void LLViewerStatsRecorder::initClass()
{
sInstance = new LLViewerStatsRecorder();
}
// static
void LLViewerStatsRecorder::cleanupClass()
{
delete sInstance;
sInstance = NULL;
}
void LLViewerStatsRecorder::initStatsRecorder(LLViewerRegion *regionp)
{
if (mObjectCacheFile == NULL)
{
mStartTime = LLTimer::getTotalTime();
mObjectCacheFile = LLFile::fopen(STATS_FILE_NAME, "wb");
if (mObjectCacheFile)
{ // Write column headers
std::ostringstream data_msg;
data_msg << "EventTime, "
<< "ProcessingTime, "
<< "CacheHits, "
<< "CacheFullMisses, "
<< "CacheCrcMisses, "
<< "FullUpdates, "
<< "TerseUpdates, "
<< "CacheMissRequests, "
<< "CacheMissResponses, "
<< "UpdateFailures"
<< "\n";
fwrite(data_msg.str().c_str(), 1, data_msg.str().size(), mObjectCacheFile );
}
}
}
void LLViewerStatsRecorder::beginObjectUpdateEvents(LLViewerRegion *regionp)
{
initStatsRecorder(regionp);
mRegionp = regionp;
mProcessingTime = LLTimer::getTotalTime();
clearStats();
}
void LLViewerStatsRecorder::clearStats()
{
mObjectCacheHitCount = 0;
mObjectCacheMissFullCount = 0;
mObjectCacheMissCrcCount = 0;
mObjectFullUpdates = 0;
mObjectTerseUpdates = 0;
mObjectCacheMissRequests = 0;
mObjectCacheMissResponses = 0;
mObjectUpdateFailures = 0;
}
void LLViewerStatsRecorder::recordObjectUpdateFailure(U32 local_id, const EObjectUpdateType update_type)
{
mObjectUpdateFailures++;
}
void LLViewerStatsRecorder::recordCacheMissEvent(U32 local_id, const EObjectUpdateType update_type, U8 cache_miss_type)
{
if (LLViewerRegion::CACHE_MISS_TYPE_FULL == cache_miss_type)
{
mObjectCacheMissFullCount++;
}
else
{
mObjectCacheMissCrcCount++;
}
}
void LLViewerStatsRecorder::recordObjectUpdateEvent(U32 local_id, const EObjectUpdateType update_type, LLViewerObject * objectp)
{
switch (update_type)
{
case OUT_FULL:
mObjectFullUpdates++;
break;
case OUT_TERSE_IMPROVED:
mObjectTerseUpdates++;
break;
case OUT_FULL_COMPRESSED:
mObjectCacheMissResponses++;
break;
case OUT_FULL_CACHED:
default:
mObjectCacheHitCount++;
break;
};
}
void LLViewerStatsRecorder::recordRequestCacheMissesEvent(S32 count)
{
mObjectCacheMissRequests += count;
}
void LLViewerStatsRecorder::endObjectUpdateEvents()
{
llinfos << "ILX: "
<< mObjectCacheHitCount << " hits, "
<< mObjectCacheMissFullCount << " full misses, "
<< mObjectCacheMissCrcCount << " crc misses, "
<< mObjectFullUpdates << " full updates, "
<< mObjectTerseUpdates << " terse updates, "
<< mObjectCacheMissRequests << " cache miss requests, "
<< mObjectCacheMissResponses << " cache miss responses, "
<< mObjectUpdateFailures << " update failures"
<< llendl;
S32 total_objects = mObjectCacheHitCount + mObjectCacheMissCrcCount + mObjectCacheMissFullCount + mObjectFullUpdates + mObjectTerseUpdates + mObjectCacheMissRequests + mObjectCacheMissResponses + mObjectUpdateFailures;
if (mObjectCacheFile != NULL &&
total_objects > 0)
{
std::ostringstream data_msg;
F32 now32 = (F32) ((LLTimer::getTotalTime() - mStartTime) / 1000.0);
F32 processing32 = (F32) ((LLTimer::getTotalTime() - mProcessingTime) / 1000.0);
data_msg << now32
<< ", " << processing32
<< ", " << mObjectCacheHitCount
<< ", " << mObjectCacheMissFullCount
<< ", " << mObjectCacheMissCrcCount
<< ", " << mObjectFullUpdates
<< ", " << mObjectTerseUpdates
<< ", " << mObjectCacheMissRequests
<< ", " << mObjectCacheMissResponses
<< ", " << mObjectUpdateFailures
<< "\n";
fwrite(data_msg.str().c_str(), 1, data_msg.str().size(), mObjectCacheFile );
}
clearStats();
}
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