{"id":322,"date":"2013-11-15T12:55:13","date_gmt":"2013-11-15T17:55:13","guid":{"rendered":"https:\/\/www.redline13.com\/blog\/?p=322"},"modified":"2022-01-03T20:00:18","modified_gmt":"2022-01-04T01:00:18","slug":"load-agent-cpu-load","status":"publish","type":"post","link":"https:\/\/www.redline13.com\/blog\/2013\/11\/load-agent-cpu-load\/","title":{"rendered":"Load Agent CPU Load"},"content":{"rendered":"<p>When running a load test, make sure that your Load Agents are properly sized. We do an automatic &#8220;guesstimate&#8221; of the number of clients per load agent based on the size of the instance and previous experience. But since every test is different, you need to take a look at the graph at the very bottom of the page to see how the CPU utilization is doing.<\/p>\n<p>Here is an example of 25 load agents and most are under 50% and only 1 goes up to 75% utilization. This is good since you will be getting the expected load out of each client and Load Agent:<\/p>\n<p><a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.47.22-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-323\" alt=\"Load Agent CPU Utilization\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.47.22-AM.png\" width=\"570\" height=\"142\" srcset=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.47.22-AM.png 814w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.47.22-AM-300x75.png 300w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.47.22-AM-768x192.png 768w\" sizes=\"auto, (max-width: 570px) 100vw, 570px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Here is a graph that shows the load agent up around 100%. \u00a0This is bad since the load agent is not able to execute all of the tests across all of it&#8217;s client. And the metrics it reports back will include the delays caused by the system under test as well as the delays in the load agent system.<\/p>\n<p><a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.52.55-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-324\" alt=\"Over capacity load agent\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.52.55-AM.png\" width=\"810\" height=\"204\" srcset=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.52.55-AM.png 810w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.52.55-AM-300x76.png 300w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/11\/Screen-Shot-2013-11-15-at-9.52.55-AM-768x193.png 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>When running a load test, make sure that your Load Agents are properly sized. We do an automatic &#8220;guesstimate&#8221; of the number of clients per load agent based on the size of the instance and previous experience. But since every test is different, you need to take a look at the graph at the very bottom of the page to see how the CPU utilization is doing. Here is an example of 25 load agents and<a class=\"more-link\" href=\"https:\/\/www.redline13.com\/blog\/2013\/11\/load-agent-cpu-load\/\">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":[2,3],"tags":[117,195,318],"class_list":{"0":"entry","1":"post","2":"publish","3":"author-richardfriedman","4":"post-322","6":"format-standard","7":"category-blog","8":"category-getting-started","9":"post_tag-capacity","10":"post_tag-error-handling","11":"post_tag-load-testing"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.12 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Load Agent CPU Load - RedLine13<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.redline13.com\/blog\/2013\/11\/load-agent-cpu-load\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Load Agent CPU Load - RedLine13\" \/>\n<meta property=\"og:description\" content=\"When running a load test, make sure that your Load Agents are properly sized. We do an automatic &#8220;guesstimate&#8221; of the number of clients per load agent based on the size of the instance and previous experience. But since every test is different, you need to take a look at the graph at the very bottom of the page to see how the CPU utilization is doing. 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