1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/lowlevellibsandfws/pluginfw/Framework/frame/EComPerformance.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,201 @@
1.4 +// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
1.5 +// All rights reserved.
1.6 +// This component and the accompanying materials are made available
1.7 +// under the terms of "Eclipse Public License v1.0"
1.8 +// which accompanies this distribution, and is available
1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.10 +//
1.11 +// Initial Contributors:
1.12 +// Nokia Corporation - initial contribution.
1.13 +//
1.14 +// Contributors:
1.15 +//
1.16 +// Description:
1.17 +// Implementation of static class to log ECom performance
1.18 +//
1.19 +//
1.20 +
1.21 +/**
1.22 + @internalComponent
1.23 + @file
1.24 +*/
1.25 +
1.26 +#include <e32debug.h>
1.27 +#include "EComPerformance.h"
1.28 +
1.29 +#ifdef __ECOM_SERVER_PERFORMANCE__
1.30 +
1.31 +TUint32 EComPerformance::iEComStartupStateTimerResults[KEComStartupStateTimerResultMaxCount];
1.32 +TInt EComPerformance::iEComStartupStateTimerResultCount = 0;
1.33 +TClientRequestTimerEntry EComPerformance::iAccumulatedClientRequestTimerResults[KAccumulatedClientRequestTimerResultMaxCount];
1.34 +TInt EComPerformance::iAccumulatedClientRequestTimerResultCount = 0;
1.35 +TEComPerfTimeRecordEntry EComPerformance::iEComPerfTimeRecords[KEComPerfTimerRecordMaxCount];
1.36 +TInt EComPerformance::iEComPerfTimeRecordCount = 0;
1.37 +TEComPerfHeapUsage EComPerformance::iEComStartupStateHeapResults[KEComStartupStateHeapResultMaxCount];
1.38 +TInt EComPerformance::iEComStartupStateHeapResultCount=0;
1.39 +
1.40 +/**
1.41 + Retrieves startup state timing data from the given index
1.42 + @param aTimerIdx The index of the timing entry to retrieve
1.43 + @param aTimerResult On return contains the timing (using FastCounter) at the given index
1.44 + @param aState The state the timing data is for
1.45 + */
1.46 +TInt EComPerformance::GetStartupStateTimerResult(TInt aTimerIdx, TUint32& aTimerResult, TInt& aState)
1.47 + {
1.48 + TInt resultIdx = aTimerIdx * 2;
1.49 + aTimerResult = 0;
1.50 + aState = -1;
1.51 +
1.52 + if(iEComStartupStateTimerResultCount > resultIdx + 1)
1.53 + {
1.54 + aTimerResult = iEComStartupStateTimerResults[resultIdx];
1.55 + aState = iEComStartupStateTimerResults[resultIdx+1];
1.56 + }
1.57 + else
1.58 + {
1.59 + RDebug::Print(_L("Exceeded size of %d held by KEComStartupStateTimerResults array\n"), iEComStartupStateTimerResultCount);
1.60 + return KErrOverflow;
1.61 + }
1.62 + return KErrNone;
1.63 + }
1.64 +
1.65 +/**
1.66 + Records timing data for the given state that can be retrieved using GetStartupStateTimerResult
1.67 + @param aState The state the timing data is for
1.68 + */
1.69 +void EComPerformance::RecordStartupStateTimerResult(TInt aState)
1.70 + {
1.71 + if(iEComStartupStateTimerResultCount+1<KEComStartupStateTimerResultMaxCount)
1.72 + {
1.73 + iEComStartupStateTimerResults[iEComStartupStateTimerResultCount++] = User::FastCounter();
1.74 + iEComStartupStateTimerResults[iEComStartupStateTimerResultCount++] = aState;
1.75 + }
1.76 + }
1.77 +
1.78 +void EComPerformance::ResetStartupStateTimerResult()
1.79 + {
1.80 + iEComStartupStateTimerResultCount = 0;
1.81 + }
1.82 +/**
1.83 + Retrieves timing data for the client request indexed by aTimerIdx
1.84 + Note that this data does not include timing for requests where an exception occurred during processing
1.85 + @param aTimerIdx The index of the timing entry to retrieve
1.86 + @param aTimerEntry On return contains the timing data for the given index
1.87 + @return KErrNone if the timing data was retrieved successfully, KErrOverflow if the requested index is greater than the number of timing entries
1.88 +*/
1.89 +TInt EComPerformance::GetAccumulatedClientRequestTimerResult(TInt aTimerIdx, TClientRequestTimerEntry& aTimerEntry)
1.90 + {
1.91 + if(aTimerIdx < iAccumulatedClientRequestTimerResultCount)
1.92 + {
1.93 + aTimerEntry = iAccumulatedClientRequestTimerResults[aTimerIdx];
1.94 + }
1.95 + else
1.96 + {
1.97 + return KErrOverflow;
1.98 + }
1.99 + return KErrNone;
1.100 + }
1.101 +
1.102 +/**
1.103 + Records timing data for the start of the processing of a client request.
1.104 + @param aClientRequestType The type of client request
1.105 + @param aState The current start-up state
1.106 +*/
1.107 +void EComPerformance::RecordStartClientRequestTimerResult(TEComClientRequestType aClientRequestType, TInt aState)
1.108 + {
1.109 + if(iAccumulatedClientRequestTimerResultCount < KAccumulatedClientRequestTimerResultMaxCount)
1.110 + {
1.111 + iAccumulatedClientRequestTimerResults[iAccumulatedClientRequestTimerResultCount].iStartTime = User::FastCounter();
1.112 + iAccumulatedClientRequestTimerResults[iAccumulatedClientRequestTimerResultCount].iClientRequestType = aClientRequestType;
1.113 + iAccumulatedClientRequestTimerResults[iAccumulatedClientRequestTimerResultCount].iState = aState;
1.114 + }
1.115 + }
1.116 +
1.117 +/**
1.118 + Records timing data for the end of the processing of the client request associated with the last call to RecordStartClientRequestTimerResult
1.119 + @pre RecordStartClientRequestTimerResult must have been called before this method is called
1.120 +*/
1.121 +void EComPerformance::RecordEndClientRequestTimerResult()
1.122 + {
1.123 + if (iAccumulatedClientRequestTimerResultCount < KAccumulatedClientRequestTimerResultMaxCount)
1.124 + {
1.125 + iAccumulatedClientRequestTimerResults[iAccumulatedClientRequestTimerResultCount].iEndTime = User::FastCounter();
1.126 + iAccumulatedClientRequestTimerResultCount++;
1.127 + }
1.128 + }
1.129 +
1.130 +/**
1.131 + Retrieves ECom performance timing record by aTimeIdx
1.132 +@param aTimerIdx the index of the record to get (a zero indexed value)
1.133 +@param aTimeRecord the record readings
1.134 +*/
1.135 +TInt EComPerformance::GetEComPerfTimeRecord(TInt aTimeIdx, TEComPerfTimeRecordEntry& aTimeEntry)
1.136 + {
1.137 + if(aTimeIdx < KEComPerfTimerRecordMaxCount)
1.138 + {
1.139 + aTimeEntry = iEComPerfTimeRecords[aTimeIdx];
1.140 + }
1.141 + else
1.142 + {
1.143 + return KErrOverflow;
1.144 + }
1.145 + return KErrNone;
1.146 + }
1.147 +
1.148 +/**
1.149 + Records ECom performance timing record with its type an additional information
1.150 + @param aType The type of the record
1.151 + @param aInfo The additional inforamtion attached
1.152 +*/
1.153 +void EComPerformance::RecordEComPerfTime(TEComPerfTimeRecordType aType, TInt aInfo)
1.154 + {
1.155 + if(iEComPerfTimeRecordCount < KEComPerfTimerRecordMaxCount)
1.156 + {
1.157 + iEComPerfTimeRecords[iEComPerfTimeRecordCount].iTime = User::FastCounter();
1.158 + iEComPerfTimeRecords[iEComPerfTimeRecordCount].iType = aType;
1.159 + iEComPerfTimeRecords[iEComPerfTimeRecordCount].iInfo = aInfo;
1.160 + ++iEComPerfTimeRecordCount;
1.161 + }
1.162 + }
1.163 +
1.164 +/**
1.165 + Cleans up ECom performance timing record array and reset counter
1.166 +*/
1.167 +void EComPerformance::ResetEComPerfTimeRecords()
1.168 + {
1.169 + for(TInt idx = 0; idx <= iEComPerfTimeRecordCount; ++idx)
1.170 + {
1.171 + iEComPerfTimeRecords[idx].iTime = NULL;
1.172 + iEComPerfTimeRecords[idx].iType = ENullType;
1.173 + iEComPerfTimeRecords[idx].iInfo = NULL;
1.174 + }
1.175 + iEComPerfTimeRecordCount = 0;
1.176 + }
1.177 +
1.178 +/**
1.179 +Get the heap size at this startup state
1.180 +*/
1.181 +void EComPerformance::RecordEComHeapSize(TInt aState)
1.182 + {
1.183 + if (iEComStartupStateHeapResultCount < KEComStartupStateHeapResultMaxCount)
1.184 + {
1.185 + iEComStartupStateHeapResults[iEComStartupStateHeapResultCount].iState=aState;
1.186 + iEComStartupStateHeapResults[iEComStartupStateHeapResultCount].iHeapSize=User::Heap().Size();
1.187 + ++iEComStartupStateHeapResultCount;
1.188 + }
1.189 + }
1.190 +
1.191 +TInt EComPerformance::GetEComHeapSize(TInt aHeapIdx,TEComPerfHeapUsage& aHeapRecord)
1.192 + {
1.193 + if (aHeapIdx < KEComStartupStateHeapResultMaxCount)
1.194 + {
1.195 + aHeapRecord=iEComStartupStateHeapResults[aHeapIdx];
1.196 + }
1.197 + else
1.198 + {
1.199 + return KErrOverflow;
1.200 + }
1.201 + return KErrNone;
1.202 + }
1.203 +
1.204 +#endif //__ECOM_SERVER_PERFORMANCE__