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david hill
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writeengine/shared/we_stats.h
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163
writeengine/shared/we_stats.h
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/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/*******************************************************************************
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* $Id: we_stats.h 4450 2013-01-21 14:13:24Z rdempsey $
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*
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*******************************************************************************/
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/** @file */
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#ifndef _WE_STATS_H_
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#define _WE_STATS_H_
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#include <we_obj.h>
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#ifdef PROFILE
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#include <boost/thread/mutex.hpp>
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#include "stopwatch.h"
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#endif
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/** Namespace WriteEngine */
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namespace WriteEngine
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{
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struct IoStats
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{
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long blockRead;
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long blockWrite;
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};
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/** Class Stats */
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class Stats
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{
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public:
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/**
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* @brief Constructor
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*/
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Stats() {}
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/**
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* @brief Default Destructor
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*/
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~Stats() {}
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/**
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* @brief I/O
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*/
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static long getIoBlockRead() { return m_ioStats.blockRead; }
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static long getIoBlockWrite() { return m_ioStats.blockWrite; }
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static void incIoBlockRead( const int blockNum = 1 );
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static void incIoBlockWrite( const int blockNum = 1 );
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static bool getUseStats() { return m_bUseStats; }
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static void setUseStats( const bool flag ) { m_bUseStats = flag; }
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static IoStats m_ioStats; // IO
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#ifdef PROFILE
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// Prefined event labels
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#define WE_STATS_ALLOC_DCT_EXTENT "AllocDctExtent"
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#define WE_STATS_COMPACT_VARBINARY "CompactingVarBinary"
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#define WE_STATS_COMPLETING_PARSE "CompletingParse"
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#define WE_STATS_COMPLETING_READ "CompletingRead"
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#define WE_STATS_COMPRESS_COL_INIT_ABBREV_EXT "CmpColInitAbbrevExtent"
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#define WE_STATS_COMPRESS_COL_INIT_BUF "CmpColInitBuf"
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#define WE_STATS_COMPRESS_COL_COMPRESS "CmpColCompress"
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#define WE_STATS_COMPRESS_COL_FINISH_EXTENT "CmpColFinishExtent"
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#define WE_STATS_COMPRESS_DCT_INIT_BUF "CmpDctInitBuf"
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#define WE_STATS_COMPRESS_DCT_COMPRESS "CmpDctCompress"
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#define WE_STATS_COMPRESS_DCT_SEEKO_CHUNK "CmpDctSeekOutputChunk"
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#define WE_STATS_COMPRESS_DCT_WRITE_CHUNK "CmpDctWriteChunk"
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#define WE_STATS_COMPRESS_DCT_SEEKO_HDR "CmpDctSeekOutputHdr"
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#define WE_STATS_COMPRESS_DCT_WRITE_HDR "CmpDctWriteHdr"
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#define WE_STATS_COMPRESS_DCT_BACKUP_CHUNK "CmpDctBackupChunk"
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#define WE_STATS_CREATE_COL_EXTENT "CreateColExtent"
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#define WE_STATS_CREATE_DCT_EXTENT "CreateDctExtent"
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#define WE_STATS_EXPAND_COL_EXTENT "ExpandColExtent"
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#define WE_STATS_EXPAND_DCT_EXTENT "ExpandDctExtent"
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#define WE_STATS_FLUSH_PRIMPROC_BLOCKS "FlushPrimProcBlocks"
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#define WE_STATS_INIT_COL_EXTENT "InitColExtent"
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#define WE_STATS_INIT_DCT_EXTENT "InitDctExtent"
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#define WE_STATS_OPEN_DCT_FILE "OpenDctFile"
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#define WE_STATS_PARSE_COL "ParseCol"
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#define WE_STATS_PARSE_DCT "ParseDct"
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#define WE_STATS_PARSE_DCT_SEEK_EXTENT_BLK "ParseDctSeekExtentBlk"
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#define WE_STATS_READ_INTO_BUF "ReadIntoBuf"
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#define WE_STATS_RESIZE_OUT_BUF "ResizeOutBuf"
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#define WE_STATS_WAIT_FOR_INTERMEDIATE_FLUSH "WaitForIntermediateFlush"
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#define WE_STATS_WAIT_FOR_READ_BUF "WaitForReadBuf"
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#define WE_STATS_WAIT_TO_COMPLETE_PARSE "WaitCompleteParse"
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#define WE_STATS_WAIT_TO_COMPLETE_READ "WaitCompleteRead"
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#define WE_STATS_WAIT_TO_CREATE_COL_EXTENT "WaitCreateColExtent"
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#define WE_STATS_WAIT_TO_CREATE_DCT_EXTENT "WaitCreateDctExtent"
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#define WE_STATS_WAIT_TO_EXPAND_COL_EXTENT "WaitExpandColExtent"
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#define WE_STATS_WAIT_TO_EXPAND_DCT_EXTENT "WaitExpandDctExtent"
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#define WE_STATS_WAIT_TO_PARSE_DCT "WaitParseDct"
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#define WE_STATS_WAIT_TO_RELEASE_OUT_BUF "WaitReleaseOutBuf"
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#define WE_STATS_WAIT_TO_RESERVE_OUT_BUF "WaitReserveOutBuf"
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#define WE_STATS_WAIT_TO_RESIZE_OUT_BUF "WaitResizeOutBuf"
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#define WE_STATS_WAIT_TO_SELECT_COL "WaitSelectCol"
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#define WE_STATS_WAIT_TO_SELECT_TBL "WaitSelectTbl"
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#define WE_STATS_WRITE_COL "WriteCol"
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#define WE_STATS_WRITE_DCT "WriteDct"
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// Functions used to support performance profiling
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static void enableProfiling(int nReadThreads, int nParseThreads);
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static void registerReadProfThread ( );
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static void registerParseProfThread( );
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static void startReadEvent ( const std::string& eventString )
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{ readEvent ( eventString, true ); }
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static void stopReadEvent ( const std::string& eventString )
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{ readEvent ( eventString, false ); }
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static void startParseEvent( const std::string& eventString )
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{ parseEvent( eventString, true ); }
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static void stopParseEvent ( const std::string& eventString )
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{ parseEvent( eventString, false ); }
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static void printProfilingResults( );
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#endif
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private:
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static bool m_bUseStats; // Use statistic flag
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#ifdef PROFILE
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// Data members and functions used to support performance profiling
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static bool fProfiling; // Is profiling enabled
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// Protect concurrent addition of Readers
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static boost::mutex fRegisterReaderMutex;
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// Protect concurrent addition of Parsers
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static boost::mutex fRegisterParseMutex;
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// Read threads to be profiled
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static std::vector<pthread_t> fReadProfThreads;
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// Parse threads to be profiled
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static std::vector<pthread_t> fParseProfThreads;
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// Track/profile Read events
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static std::vector<logging::StopWatch> fReadStopWatch;
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// Track/profile Parse events
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static std::vector<logging::StopWatch> fParseStopWatch;
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static void readEvent ( const std::string& eventString, bool start );
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static void parseEvent ( const std::string& eventString, bool start );
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#endif
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};
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} //end of namespace
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#endif // _WE_STATIS_H_
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