LoadRunnerIQ分析和总结分析和总结.docx

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Whatisloadtesting?

Loadtestingistotestthatiftheapplicationworksfinewiththeloadsthatresultfromlargenumberofsimultaneoususers,transactionsandtodetermineweatheritcanhandlepeakusageperiods.

WhatisPerformancetesting?

Timingforbothreadandupdatetransactionsshouldbegatheredtodeterminewhethersystemfunctionsarebeingperformedinanacceptabletimeframe.Thisshouldbedonestandaloneandtheninamultiuserenvironmenttodeterminetheeffectofmultipletransactionsonthetimingofasingletransaction.

DiduuseLoadRunner?Whatversion?

Yes.Version9.0.

ExplaintheLoadtestingprocess?

Step1:Planningthetest.Here,wedevelopaclearlydefinedtestplantoensurethetestscenarioswedevelopwillaccomplishload-testingobjectives.

Step2:CreatingVusers.Here,wecreateVuserscriptsthatcontaintasksperformedbyeachVuser,tasksperformedbyVusersasawhole,andtasksmeasuredastransactions.

Step3:Creatingthescenario.Ascenariodescribestheeventsthatoccurduringatestingsession.Itincludesalistofmachines,scripts,andVusersthatrunduringthescenario.WecreatescenariosusingLoadRunnerController.Wecancreatemanualscenariosaswellasgoal-orientedscenarios.Inmanualscenarios,wedefinethenumberofVusers,theloadgeneratormachines,andpercentageofVuserstobeassignedtoeachscript.Forwebtests,wemaycreateagoal-orientedscenariowherewedefinethegoalthatourtesthastoachieve.LoadRunnerautomaticallybuildsascenarioforus.

Step4:Runningthescenario.

WeemulateloadontheserverbyinstructingmultipleVuserstoperformtaskssimultaneously.Beforethetesting,wesetthescenarioconfigurationandscheduling.Wecanruntheentirescenario,Vusergroups,orindividualVusers.Step5:Monitoringthescenario.

WemonitorscenarioexecutionusingtheLoadRunneronlineruntime,transaction,systemresource,Webresource,Webserverr