{"id":698,"date":"2015-09-21T15:54:20","date_gmt":"2015-09-21T19:54:20","guid":{"rendered":"https:\/\/www.redline13.com\/blog\/?p=698"},"modified":"2022-01-03T20:01:11","modified_gmt":"2022-01-04T01:01:11","slug":"8-analyzing-your-results","status":"publish","type":"post","link":"https:\/\/www.redline13.com\/blog\/2015\/09\/8-analyzing-your-results\/","title":{"rendered":"#8 Analyzing your results"},"content":{"rendered":"<p>From the Open Source Load Testing presentation\u00a0http:\/\/www.slideshare.net\/richardfriedman\/open-source-load-testing<\/p>\n<p>As the running of load tests should fade into the background, the work of analyzing your results starts. \u00a0We can first look at this from two aspects:<\/p>\n<ul>\n<li><em><strong>Load Test Results.<\/strong> <\/em>\u00a0Your load test results will show you analysis from a black-box perspective, you can see the overall response time and throughput. \u00a0If an issue is exposed, where did it happen? \u00a0Perhaps you are running a LAMP stack &#8211; was the issue in the Apache configuration, perhaps hitting limits on your storage, \u00a0could be an issue in your PHP code, or even all the way down in the connection pooling to your MySQL database. \u00a0 Black box results uncover the issue, you need other tools to be a\u00a0detective.<\/li>\n<li><em><strong>Monitoring.<\/strong><\/em> \u00a0I am a big fan of tools such as graphite and the emerging ELK stack, and have used them to diagnose many a performance issue. \u00a0 Folks at HostedGraphite and raintaink.io are building\u00a0services for graphite and grafana, they are improving the community, making it easier to use to detect and diagnose. \u00a0Just as in the load testing community, there are numerous open source projects focused around systems, network, and application monitoring and performance review.<\/li>\n<li><strong>Commercial Monitoring.<\/strong> I would be a bit remiss not mentioning commercial products here. \u00a0As this presentation was delivered at <a href=\"http:\/\/fosscon.us\/\">FossCon2015<\/a>\u00a0the focus was to discuss achieving results with open source tools.\u00a0However, I have many times used commercial projects during load testing to hunt and repair bottlenecks. \u00a0New Relic and Splunk have become a staple for me when running large scale load testing.<\/li>\n<\/ul>\n<p>No matter the tooling, black box results\u00a0expose there is an issue, monitoring and performance tools help you do the detailed detective work.<\/p>\n<p><a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-699\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing.jpg\" alt=\"OSLT_Analyzing\" width=\"801\" height=\"601\" srcset=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing.jpg 2400w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing-300x225.jpg 300w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing-1024x768.jpg 1024w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing-768x576.jpg 768w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing-1536x1152.jpg 1536w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing-2048x1536.jpg 2048w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/08\/OSLT_Analyzing-1568x1176.jpg 1568w\" sizes=\"auto, (max-width: 801px) 100vw, 801px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>From the Open Source Load Testing presentation\u00a0http:\/\/www.slideshare.net\/richardfriedman\/open-source-load-testing As the running of load tests should fade into the background, the work of analyzing your results starts. \u00a0We can first look at this from two aspects: Load Test Results. \u00a0Your load test results will show you analysis from a black-box perspective, you can see the overall response time and throughput. \u00a0If an issue is exposed, where did it happen? \u00a0Perhaps you are running a LAMP stack &#8211; was<a class=\"more-link\" href=\"https:\/\/www.redline13.com\/blog\/2015\/09\/8-analyzing-your-results\/\">Read More &rarr;<\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":{"0":"entry","1":"post","2":"publish","3":"author-richardfriedman","4":"post-698","6":"format-standard","7":"category-blog"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.12 - 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