{"id":25024,"date":"2015-12-08T11:49:05","date_gmt":"2015-12-08T09:49:05","guid":{"rendered":"https:\/\/mamchenkov.net\/wordpress\/?p=25024"},"modified":"2015-12-08T11:49:05","modified_gmt":"2015-12-08T09:49:05","slug":"linux-performance-analysis-in-60000-milliseconds","status":"publish","type":"post","link":"https:\/\/mamchenkov.net\/wordpress\/2015\/12\/08\/linux-performance-analysis-in-60000-milliseconds\/","title":{"rendered":"Linux Performance Analysis in 60,000 Milliseconds"},"content":{"rendered":"<!-- google_ad_section_start -->\n<p>Netflix shares the process they use to <a href=\"https:\/\/media.netflix.com\/en\/tech-blog\/linux-performance-analysis-in-60-000-milliseconds\">quickly assess performance issues<\/a> on a Linux machine. \u00a0With these commands you can get a good idea of what&#8217;s going on within about 60 seconds:<\/p>\n<pre>uptime\r\ndmesg | tail\r\nvmstat 1\r\nmpstat -P ALL 1\r\npidstat 1\r\niostat -xz 1\r\nfree -m\r\nsar -n DEV 1\r\nsar -n TCP,ETCP 1\r\ntop<\/pre>\n<p>Read the rest of the article for details and explanations.<\/p>\n<!-- google_ad_section_end -->\n","protected":false},"excerpt":{"rendered":"<!-- google_ad_section_start -->\n<p>Netflix shares the process they use to quickly assess performance issues on a Linux machine. \u00a0With these commands you can get a good idea of what&#8217;s going on within about 60 seconds: uptime dmesg | tail vmstat 1 mpstat -P ALL 1 pidstat 1 iostat -xz 1 free -m sar -n DEV 1 sar -n &hellip; <a href=\"https:\/\/mamchenkov.net\/wordpress\/2015\/12\/08\/linux-performance-analysis-in-60000-milliseconds\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Linux Performance Analysis in 60,000 Milliseconds<\/span><\/a><\/p>\n<!-- google_ad_section_end -->\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Linux Performance Analysis in 60,000 Milliseconds #SysAdmin #DevOps #Linux #performance","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false,"_links_to":"","_links_to_target":""},"categories":[1,6,133,62],"tags":[1960,3398,1057,2289],"keyring_services":[],"class_list":["post-25024","post","type-post","status-publish","format-standard","hentry","category-general","category-linux","category-sysadmin","category-technology","tag-command-line","tag-netflix","tag-performance","tag-web-hosting"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Netflix shares the process they use to quickly assess performance issues on a Linux machine. 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With these commands you can get a good idea of what's going on within about 60 seconds: uptime dmesg | tail vmstat 1 mpstat -P ALL 1 pidstat 1 iostat -xz 1 free -m sar -n DEV 1 sar -n","og:url":"https:\/\/mamchenkov.net\/wordpress\/2015\/12\/08\/linux-performance-analysis-in-60000-milliseconds\/","og:image":"https:\/\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2026\/03\/leonid-sailing-beer.jpg","og:image:secure_url":"https:\/\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2026\/03\/leonid-sailing-beer.jpg","og:image:width":1024,"og:image:height":1024,"article:published_time":"2015-12-08T09:49:05+00:00","article:modified_time":"2015-12-08T09:49:05+00:00","article:publisher":"https:\/\/www.facebook.com\/MamchenkovBlog","twitter:card":"summary_large_image","twitter:site":"@mamchenkov","twitter:title":"Linux Performance Analysis in 60,000 Milliseconds - Leonid Mamchenkov","twitter:description":"Netflix shares the process they use to quickly assess performance issues on a Linux machine. With these commands you can get a good idea of what's going on within about 60 seconds: uptime dmesg | tail vmstat 1 mpstat -P ALL 1 pidstat 1 iostat -xz 1 free -m sar -n DEV 1 sar -n","twitter:creator":"@mamchenkov","twitter:image":"https:\/\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2026\/03\/leonid-sailing-beer.jpg"},"aioseo_meta_data":{"post_id":"25024","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2023-07-20 03:10:59","updated":"2026-01-15 11:54:45","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/mamchenkov.net\/wordpress\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/mamchenkov.net\/wordpress\/category\/technology\/\" title=\"Technology\">Technology<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/mamchenkov.net\/wordpress\/category\/technology\/linux\/\" title=\"Linux\">Linux<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tLinux Performance Analysis in 60,000 Milliseconds\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/mamchenkov.net\/wordpress"},{"label":"Technology","link":"https:\/\/mamchenkov.net\/wordpress\/category\/technology\/"},{"label":"Linux","link":"https:\/\/mamchenkov.net\/wordpress\/category\/technology\/linux\/"},{"label":"Linux Performance Analysis in 60,000 Milliseconds","link":"https:\/\/mamchenkov.net\/wordpress\/2015\/12\/08\/linux-performance-analysis-in-60000-milliseconds\/"}],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[{"id":24422,"url":"https:\/\/mamchenkov.net\/wordpress\/2015\/07\/03\/inside-nginx-how-we-designed-for-performance-scale\/","url_meta":{"origin":25024,"position":0},"title":"Inside NGINX: How We Designed for Performance &#038; Scale","author":"Leonid Mamchenkov","date":"July 3, 2015","format":"link","excerpt":"Inside NGINX: How We Designed for Performance & Scale","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"nginx","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2015\/07\/nginx-500x234.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":18590,"url":"https:\/\/mamchenkov.net\/wordpress\/2013\/08\/29\/linux-ate-my-ram\/","url_meta":{"origin":25024,"position":1},"title":"Linux ate my RAM!","author":"Leonid Mamchenkov","date":"August 29, 2013","format":"link","excerpt":"Linux ate my RAM! Found via an excellent explanation of Linux memory usage at StackOverflow.","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":28285,"url":"https:\/\/mamchenkov.net\/wordpress\/2017\/12\/19\/nginx-performance-tuning-tips-tricks\/","url_meta":{"origin":25024,"position":2},"title":"Nginx Performance Tuning \u2013 Tips &#038; Tricks","author":"Leonid Mamchenkov","date":"December 19, 2017","format":false,"excerpt":"Here are a whole lot of \"Performance Tuning \u2013 Tips & Tricks\" directly from the Nginx team.\u00a0 I'm sure you've seen bits and pieces of these all over the place, but it's nice to have them all together and from the credible source as well.","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":21801,"url":"https:\/\/mamchenkov.net\/wordpress\/2014\/05\/13\/computers-are-fast\/","url_meta":{"origin":25024,"position":3},"title":"Computers are *fast*!","author":"Leonid Mamchenkov","date":"May 13, 2014","format":"link","excerpt":"Computers are *fast*! So instead I used\u00a0perf, which is a\u00a0totally magical\u00a0performance measurement tool for Linux. I needed to upgrade my kernel first, which was a bit nervewracking. But I did it! And it was beautiful. There are colours, and we got it to annotate the assembly code with performance statistics.\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2014\/05\/perf.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":25098,"url":"https:\/\/mamchenkov.net\/wordpress\/2016\/01\/07\/netflix-now-available-worldwide-cyprus-too\/","url_meta":{"origin":25024,"position":4},"title":"Netflix now available worldwide, Cyprus too","author":"Leonid Mamchenkov","date":"January 7, 2016","format":false,"excerpt":"These are super exciting news -\u00a0Netflix now available worldwide, Cyprus too! \u00a0For those who don't know this service, Netflix is\u00a0basically the Google of the TV series and movies. \u00a0Until recently it was only available in US, UK, and very few other locations, but now they've expanded to 130 countries more.\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"netflix pricing cy","src":"https:\/\/i0.wp.com\/mamchenkov.net\/wordpress\/wp-content\/uploads\/2016\/01\/netflix-pricing-cy-500x232.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":29250,"url":"https:\/\/mamchenkov.net\/wordpress\/2019\/01\/23\/why-does-apt-not-use-https\/","url_meta":{"origin":25024,"position":5},"title":"Why does APT not use HTTPS?","author":"Leonid Mamchenkov","date":"January 23, 2019","format":false,"excerpt":"In the ever changing world of technology, people often rush to get the latest. Hype for new features, improved performance and security is everywhere, and anybody rarely stops to think about things in depth. Use the best tool for the job, they say. And the latest is always the best.\u2026","rel":"","context":"In &quot;All&quot;","block_context":{"text":"All","link":"https:\/\/mamchenkov.net\/wordpress\/category\/general\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_sharing_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/posts\/25024","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/comments?post=25024"}],"version-history":[{"count":0,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/posts\/25024\/revisions"}],"wp:attachment":[{"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/media?parent=25024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/categories?post=25024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/tags?post=25024"},{"taxonomy":"keyring_services","embeddable":true,"href":"https:\/\/mamchenkov.net\/wordpress\/wp-json\/wp\/v2\/keyring_services?post=25024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}