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The Business Reasons
Ðàçðàáîòêà ñèñòåìû äëÿ ïðîâåäåíèÿ íàãðóçî÷íûõ èñïûòàíèé B2C-ïîðòàëà îáåñïå÷èâàþùåãî èíòåðôåéñ ìåæäó ïîêóïàòåëåì è ïðîäàâöîì ñ öåëüþ ïðîâåðêè åãî ðàáîòîñïîñîáíîñòè ïðè íàãðóçêàõ â íåñêîëüêî ðàç ïðåâûøàþùèõ îáû÷íûå.
Primary goals:
- Increase performance
- Increase reliability of the system
The Solution
Èññëåäóåìàÿ ñèñòåìà ïðåäñòàâëÿëà ñîáîé Microsoft Windows2003 .Net Application Sever íà êîòîðîì ðàñïîëîãàëàñü èíôîðìàöèîííàÿ ñèñòåìà ïðåäïðèÿòèÿ, áàçà äàííûõ Oracle9i ðàñïîëàãàëàñü íà îòäåëüíîì ñåðâåðå.
Äëÿ ïðîâåäåíèÿ èñïûòàíèé áûë âûáðàí èíñòðóìåíòàðèé LoadRunner êîìïàíèè Mercury Interactive ïðåäíàçíà÷åííûé äëÿ àíàëèçà ïðîèçâîäèòåëüíîñòè èíôîðìàöèîííûõ ñèñòåì óðîâíÿ ïðåäïðèÿòèÿ.
Íàøè ñïåöèàëèñòû ðàçðàáîòàëè ìîäåëü íàãðóçêè íà ñèñòåìó. Òåñòèðîâàíèå áûëî îñíîâàíî íà èñïîëüçîâàíèè ñöåíàðèåâ, îïèñûâàþùèõ ïîñëåäîâàòåëüíîñòü äåéñòâèé âèðòóàëüíûõ ïîëüçîâàòåëåé, áûëè ñîçäàíû ñêðèïòû èììèòèðóþùèå èõ ïîâåäåíèå.
Èññëåäóåìàÿ ñèñòåìà ñîäåðæèò áîëüøîå êîëè÷åñòâî ðàçëè÷íûõ äèàëîãîâûõ ýëåìåíòîâ è ýëåìåíòîâ óïðàâëåíèÿ, îäíàêî íåò íåîáõîäèìîñòè çàäåéñòâîâàòü èõ âñå ïðè ñîçäàíèè âèðòóàëüíîãî ïîëüçîâàòåëÿ. Ïðè ðàçðàáîòêå ñöåíàðèåâ ìû ðóêîâîäñòâîâàëèñü êðèòåðèÿìè:
- íàãðóçêà äîëæíà îñóùåñòâëÿòñÿ íà îñíîâíûå ñëîè ñèñòåìû (ñåðâåð ïðèëîæåíèé, áàçà äàííûõ)
- îäíîé èç âàæíåéøèõ çàäà÷ ÿâëÿåòñÿ ïðîâåðêà áèçíåñ-ðèñêîâ ñâÿçàííûõ ñ íåäîñòàòî÷íîé ïðîèçâîäèòåëüíîñòüþ è îòêàçàóñòîé÷èâîñòüþ ðàçëè÷íûõ ìîäóëåé ñèñòåìû (íàïðèìåð ïðîöåññ ðåãèñòðàöèè è àóòåíòèôèêàöèè ïîëüçîâàòåëÿ íåñòàáèëüíî âåäåò ñåáÿ ïðè áîëüøîì êîëè÷åñòâå ïîñåòèòåëåé)
The diagram below illustrates the overall architecture of our test configuration:
 ïðîöåññå âûïîëíåíèÿ íàãðóçî÷íûõ òåñòîâ îñóùåñòâëÿëñÿ ìîíèòîðèíã ðàçëè÷íûõ êîìïîíåíòîâ ñèñòåìû, âêëþ÷àÿ ñáîð èíôîðìàöèè íà óðîâíå ïðèëîæåíèé áàç äàííûõ, ñåðâåðîâ ïðèëîæåíèé è Web-ñåðâåðîâ.
Results:
Íà îñíîâàíèè äàííûõ, ïîëó÷àåìûõ â ïðîöåññå ðàáîòû, áûëè ðàññ÷èòàíû ïîêàçàòåëè ïðîèçâîäèòåëüíîñòè ñèñòåìû.
Ïðè èññëåäîâàíèè çàâèñèìîñòè ìåæäó èíòåíñèâíîñòüþ âõîäíîãî ïîòîêà çàïðîñîâ è ÷èñëîì îáðàáîòàííûõ çàïðîñîâ â åäåíèöó âðåìåíè áûëè âûÿâëåíû ôàêòîðû, îêàçûâàþùèå íàèáîëüøåå âîçäåéñòâèå íà ïðîèçâîäèòåëüíîñòü, à òàêæå îáíàðóæåíû íåäîñòàòêè ïðîåêòèðîâàíèÿ è ðàçðàáîòêè ñåðâåðíîãî ïðèëîæåíèÿ.
Ïîñëå ïðîâåäåííîé ðàáîòû âñÿ èíôîðìàöèÿ áûëà ïðîàíàëèçèðîâàíà è ïðåäñòàâëåíà â àíàëèòè÷åñêîì è ãðàôè÷åñêîì âèäå, à òàêæå äàíû ñîâåòû ïî íàñòðîéêå ñèñòåìû íà ìàêñèìàëüíóþ ïðîèçâîäèòåëüíîñòü.
Technologies
- ASP.Net
- Oracle 9i
- Mercury LoadRunner
- iTechArt.WebRobots
- iTechArt.SMG
Project Statistics
Ïðîåêò èìåë ñæàòûå ñðîêè.
- 7 experts: 1 Team Leader, 6 QA engineers
- 11 weeks project duration
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Offshore custom software development company iTechArt - Software Development and Content Management Software development, Offshore software developers, CMS consulting: SharePoint, Ektron, Drupal and DotNetNuke
iTechArt offers first class .NET Developers, DotNetNuke consulting, Custom Software Development and Outsourcing services
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Contact iTechArt about custom software development, end-to-end software solutions, outsourcing software development, custom DotNetNuke module development, DotNetNuke consulting, dotnetnuke hosting, first class Java and .Net developers, software application design,
software testing, Quality Assurance, functionality testing and defect analysis, performance and stress testing, usability testing, Microsoft Media Services and Adobe Media Flash Server solutions, digital signage solutions and custom software development, Ektron CMS400.NET developers, CMS, .NET Web Content Management software solutions, sharepoint, infopath, workflow, GNU Operating System, Linux software development and outsourcing, SharePoint 2007, WSS 3.0, MOSS 2007, Windows Workflow Foundation
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