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1.11.212c=nL/T,c=n/10n3/////4cpu68%51.31SEI2RBIrapidbootleneckidentify,34LoadRunnerVU(virtualuser)5Seguetry-check6PTGMperformancetestinggeneralmodel22.11(performancetesting)2(loadtesting)3(stresstesting)4(configurationtesting)/5(concurrencytesting)/6(reliabilitytesting)7(failovertesting)2.21performancetesting,reliabilitytesting,stresstesting,failovertesting2loadtesting,configurationtesting,stresstesting3configurationgtesting,loadtesting,stresstesting,failovertesting4concurrencytesting,stresstesting,failovertesting33.11WindowsMemory:availablembytes,pages/sec,pagesread/sec,pagefaults/sec,cachebytesProcess:%processortime,pagefaults/sec,workset,privatebytesProcessor:%processortime,%usertime,%privilegedtime,%dpctimePhysicalDisk:%disktime,averagediskqueuelength,averagediskread/writequeuelength,diskreads(writes)/sec,averagedisksec/read,averagedisksec/transferNetworkInterface:bytestotal/secSystem:%totalprocessortime,filedataoperation/sec,processorqueuelength2unix3memory/availablembytespages/sec,pagesread/sec,pagefaults/sec()physicaldisk4system\%Totalprocessortime,cpu5I/OI/Oprocessor\privilegedtimedisksec/transfer6%processortimeprocess/privatebytes,7networkinterface\bytestotal/sec3.21IIS2J2EEweblogicJVM:heapsize;heapfreeJDBCconnectionpool:waitingforconnectioncurrentcount;connectiontotalcount;maxcapacity;activeconnectionscurrentcountexecutequeue:executethreadcurrentidlecount;pendingrequestoldesttime;servicedrequestoldesttime;servicedrequesttotalcount;pendingrequestcurrentcount;344.14.2j2ee,http/https4.3Loadrunnersilkperformer55.15.2ATLMTMap1234568web8.18.2J2ee,tomcat,struts+ejb+hibernateunixunixhttp/https8.315Http/httpsunix/windowsoracletomcatjvm2LoadRunndertomacatjvm312----------------------------------------------------------/----------------------------------------------------------2001500-----------------------------------------------------------2004000-----------------------------------------------------------1004000-----------------------------------------------------------1503000-----------------------------------------------------------1503000-----------------------------------------------------------100200-----------------------------------------------------------2005000-----------------------------------------------------------1002000----------------------------------------------------------Excel2080----------------------------------------------------------6004500600*4/8=300300*500/(4*60*60)=10,/3--------------------------------------------------------------------50000010750000--------------------------------------------------------------------172---------------------------------------------------------------------excel20M50000---------------------------------------------------------------------1010---------------------------------------------------------------------cpu75%75%cpu95%90%(4)---------------------------------------------------------------------------------------------------------------------------------------------------------------2005.3.1-2005.3.22005.3.3-2005.3.102005.3.3-2005.3.52005.3.11-2005.3.122005.3.13-2005.3.152005.3.16-2005.3.202005.3.21-2005.3.23-------------------------------------------------------------------------------4(1)------------------------------------------------------------------------------------------------------------------------------------------SUNV8801Solaris84CPU8GBOracle9.2.0.1---------------------------------------------------------------------SUNV8801Solaris84CPU8GBTomcat5---------------------------------------------------------------------ConsolePC1WindowsXP+SP1CPU2.4GHZ512MBLoadRunnerController40GBLoadRunnerAnalysisMicrosoftOffice---------------------------------------------------------------------PC5WindowsXP+SP1CPU2.4GHZ512MBLoadRunnerAgent40GB---------------------------------------------------------------------(2)300VU30--------------------------------------------------------------------------------------------------------------------------------------100cpu1001100JVM10rampup,1543030-------------------------------------------------------------------100cpu100250JVM1010rampup,1543030-------------------------------------------------------------------100cpu1003100JVM1010rampup,1543030-------------------------------------------------------------------3cpu100JVM7210-------------------------------------------------------------------Excel10cpu100100JVM10rampup,1543030-------------------------------------------------------------------(3)TC_xxxx_xxx-11234(4)5612009102013:391.RBI(RapidBottleneckIdentify)a.80%b.c.RBIRBI4RBIPS:RBI2.SEISEISEILoadTestingPlanningProcessSEI6AreaSEI6a.b.c.SEISEISEIPS:SEI3.a.baselineb.benchmarkc.d.4.Rrequestrate=Tsessionlength/TthinktimePS:Cconcurrentuser=Nusernumber*Tsessionlength/TtotaltimeCmaxconcurrentuserCconcurrentuser+3*sqrt(Cconcurrentuser)2.8=*r(r,2~3)10%F=Uaveragerequestnumber*CconcurrentuserF=Nnumberuser*Rrequestrate/TtotaltimePS:22009102013:405.a.b.java.net6.7.MTBFCPUa.b.2~3c.8.PTGMa.a.a.a.b.b.c.d.d.a.d.b.e.e.a.e.b.f.PS:1.2.2.1.2.