How to do performance testing for a web application?

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How t odo Per f or manceTest i ng f oraWebAppl i cat i on?

Per f or mance t est i ng i sconsi der ed t o be one oft he mostsi gni f i cantand chal l engi ng aspect sofweb appl i cat i ont est i ng. Ther el i abi l i t yofawebappl i cat i onr el i esonhow wel l i tcanper f or m onvar i ousdevi ces andpl at f or ms.

Fol l owi ngar et hesevenst epsr equi r edt oper f or m per f or mancet est i ngf orawebappl i cat i on:

01 . Thet estenvi r onmentneedst obepr oper l ysetup: I nt hi sst ep, anal yz et hespeci f i ccondi t i onst hatanappl i cat i onmayconf r ontdur i ngt hepr oduct i onphase. The pr oduct i on phase shoul d be si mul at ed by a f ul l yf unct i onalt est i ng envi r onmentaspr eci sel y as possi bl e.

02. Theper f or mancecr i t er i ashoul dbei dent i f i ed: Theper f or mancecr i t er i at hatar eeval uat edf oral lwebappl i cat i onsgener al l yi ncl uder esour ceut i l i z at i on, t hr oughputand r esponse t i me.Addi t i onalmet r i cs mi ghtbe capt ur ed and measur ed based on t he busi nessr equi r ement s.

Cr eat i ngapl anf ort est s: 03. Devel opi ngat est i ngpl anr equi r est het eam t or esear cht hor oughl y. Thekeyscenar i ost ot estar ei dent i f i ed f oral l usecasesbyt het est er . Thecauseofl ow per f or manceshoul dbeknownf r om auser ’ sst andpoi ntf or knowi ngwhatt heuser sar edoi ngandwhet hert heyneedanyhel pf r om t het eam.

04. Theenvi r onmentshoul dbeconf i gur ed: I nt hi sst ep,at ool ki tofper f or mancemoni t or i ngandl oadgener at i ont ool si scr eat edbyt heQAt eam.A bankofI Paddr essesar ecr eat edbyt est er st hatcanbeuseddur i ngsessi ons.Dur i ngt hepr oj ectt est i ng pr ocess,t he web ser verper f or mance t est i ng t ool ki tshoul d be modi f i ed orex panded t o pr ovi de an ex pandedvi ew oft hewebappl i cat i on’ sper f or mance.

05. I ni t i at et estexecut i on: Thet eam shoul dknow t hepr ocessi n-dept ht ocar r youtt het estex ecut i onpr ocesssuccessf ul l y. Fol l owi ng ar et hepr act i cest hatcanbef ol l owedwhi l eex ecut i ngper f or mancet est s: Moni t or i ngact i vi t yshoul dbecar r i edoutbyanex per t Syst ems, t estdat aandscr i pt si nvol vedshoul dber egul ar l yval i dat ed Al lt het estr esul t sshoul dber evi ewedpr oper l y At estl ogneedst obemai nt ai ned.

06. Scr ut i ni z er esul t s: Oncet het est i ngoft hewebappl i cat i on’ sper f or mancehasbeendone, t het estr esul t scanbeanal yz edby t het eam usi ngr epor t sandgr aphsgener at eddur i ngscenar i oex ecut i on. Basedont hef i ndi ngs( t hatcan beshar ed) , sol ut i onscanbeof f er edt oanyoft hei ssuest hathavebeeni dent i f i ed.

07. Repeat : Opt i malr esul t scan be at t ai ned t hr ough per f or mance t est i ng when t he t est sar er epeat ed.Whenever t her ei sa changei nt hecode,ot hermet r i csmaygetaf f ect ed.Fort hi sr eason,r epeatt est i ng i sa cor e aspectofper f or mancet est i ng. Adet ai l edschedul ecanbedevel opedt o i ncl uder e-r unssot hatt hesyst em canber e-val i dat ed.

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