persistentstorage/centralrepository/cenrepsrv/srvperf.cpp
changeset 0 08ec8eefde2f
equal deleted inserted replaced
-1:000000000000 0:08ec8eefde2f
       
     1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #include "srvPerf.h"
       
    17 
       
    18 #ifdef __CENTREP_SERVER_PERFTEST__
       
    19 
       
    20 #include "srvreqs.h"
       
    21 #include "srvsubsess.h"
       
    22 
       
    23 // SessionClose
       
    24 // Decrement reference count. If no more active sessions
       
    25 // then advance iLastCompleteAccess
       
    26 void TCentRepPerfTest::SessionClose()
       
    27 	{
       
    28 	iActiveSessionCount--;
       
    29 	// There are clients who never close their sessions. Hence
       
    30 	// cannot use iActiveSessionCount == 0 as indication to copy
       
    31 	// iCount to iLastCompleteAccess.
       
    32 
       
    33 	if (!IsFinished())
       
    34 		{
       
    35 		iLastCompleteAccess = iCount;
       
    36 		}
       
    37 	}
       
    38 
       
    39 // Append
       
    40 // Add the integer if iEntries array is not full yet.
       
    41 TInt TCentRepPerfTest::Append(TUint32 aEntry)
       
    42 	{
       
    43 	if (iCount < KCentRepPerfTestArraySize)
       
    44 		{
       
    45 		iEntries[iCount++] = aEntry;
       
    46 		return KErrNone;
       
    47 		}
       
    48 	return KErrOverflow;
       
    49 	}
       
    50 	
       
    51 // Function EncodeEventAndData
       
    52 // Put event Id in upper 8 bit and data in lower 24 bit.
       
    53 inline
       
    54 TUint32 EncodeEventAndData(TUint aEventId, TUint32 aData)
       
    55 	{
       
    56 	return ((aEventId & KEventIdMask) << KEventIdShiftBits) |
       
    57 		   (aData & KDataMask);
       
    58 	}
       
    59 
       
    60 // Save initial values of timer
       
    61 void TCentRepPerfTest::DoEventStart(CServerSubSession* aSubSession, const TClientRequest& /*aMessage*/)
       
    62 	{
       
    63 	if(IsFinished())
       
    64 		{
       
    65 		return;
       
    66 		}
       
    67 	
       
    68 	//set the uid of the repository that this operation will be 
       
    69 	//performed on as the current repository
       
    70 	if(aSubSession) //aSubSession would be NULL in the case of EInitialise and EClose operations
       
    71 		{
       
    72 		SetCurrentRepositoryUid(aSubSession->RepositoryUid().iUid);
       
    73 		}
       
    74 	
       
    75 	iStartTick = User::FastCounter();
       
    76 	}
       
    77 
       
    78 // Save initial values of timer
       
    79 void TCentRepPerfTest::DoServerStart()
       
    80 	{
       
    81 	iStartTick = User::FastCounter();
       
    82 	}	
       
    83 	
       
    84 // store time of event, etc. in performance array
       
    85 void TCentRepPerfTest::DoServerEnd()
       
    86 	{
       
    87 	TUint32 endTick = User::FastCounter();
       
    88 
       
    89 	TServerRequest fn = EInitialiseServer;
       
    90 	TUint32 entry = EncodeEventAndData(fn, endTick - iStartTick);
       
    91 	Append(entry);
       
    92 	}
       
    93 
       
    94 // store time of event, etc. in performance array
       
    95 void TCentRepPerfTest::DoEventEnd(CServerSubSession* /*aSubSession*/, const TClientRequest& aMessage)
       
    96 	{
       
    97 	TUint32 endTick = User::FastCounter();
       
    98 
       
    99 	if (IsFinished())
       
   100 		{
       
   101 		return;
       
   102 		}
       
   103 
       
   104 	TServerRequest fn = static_cast<TServerRequest>(aMessage.Function());
       
   105 	// Performance data has 3 parts. First: time spent to
       
   106 	// service the request. 2nd if event is open/close/evict
       
   107 	// time of the event. 3rd, if open/close/evict repository UID
       
   108 
       
   109 	// First part: event ID and CPU time spent servicing the request
       
   110 	TUint32 entry = EncodeEventAndData(fn, endTick - iStartTick);
       
   111 	Append(entry);
       
   112 
       
   113 	if (fn == EInitialise)
       
   114 		{
       
   115 		SessionOpen();
       
   116 		
       
   117 		//store the repository UID in the subsession so that we can refer to it later
       
   118 		SetCurrentRepositoryUid(aMessage.Int0());
       
   119 		}
       
   120 
       
   121 	//get the uid of the repository that this operation is being performed on
       
   122 	TUint32 currentRepositoryUid = CurrentRepositoryUid();
       
   123 	
       
   124 	TBool repOpenCloseEvict = fn == EInitialise || fn == EClose || fn == EEvict;
       
   125 
       
   126 	// Third part: repository UID if event is open/close/evict.
       
   127 	if (repOpenCloseEvict)
       
   128 		{
       
   129 		Append(iStartTick);
       
   130 		Append(currentRepositoryUid);  // Append will check if array IsFull.
       
   131 		}
       
   132 
       
   133 	// One last thing to do: check if all concurrent sessions close.
       
   134 	if (fn == EClose)
       
   135 		{
       
   136 		SessionClose();
       
   137 
       
   138 		// This is a temporary solution to detect end-of-boot until SS code is 
       
   139 		// modified to return end-of-boot state and Centrep becomes SSA 
       
   140 		if (currentRepositoryUid == 0xCCCCCC00)
       
   141 			{
       
   142 			IncEndOfBoot();
       
   143 			}
       
   144 		}
       
   145 	}
       
   146 	
       
   147 
       
   148 #endif //__CENTREP_SERVER_PERFTEST__
       
   149