{"id":8367,"date":"2016-06-20T17:15:09","date_gmt":"2016-06-20T15:15:09","guid":{"rendered":"https:\/\/www.dbi-services.com\/blog\/asm-iostats\/"},"modified":"2016-06-20T17:15:09","modified_gmt":"2016-06-20T15:15:09","slug":"asm-iostats","status":"publish","type":"post","link":"https:\/\/www.dbi-services.com\/blog\/asm-iostats\/","title":{"rendered":"ASM iostats"},"content":{"rendered":"<h2>By Franck Pachot<\/h2>\n<p>.<br \/>\nA few screenshots and a link here. Sysadmins do not like ASM because they don&#8217;t have the tools they like to manage the disks. For example, they don&#8217;t want to run SQL queries to check performance, and asmcmd iostat is quite limited. Here is a nice way to get I\/O statistics easily from command line.<br \/>\n<!--more--><br \/>\nThe perl script is from Bertrand Drouvot (do not miss his <a href=\"https:\/\/twitter.com\/BertrandDrouvot\" target=\"_blank\" rel=\"noopener noreferrer\">twitter profile picture<\/a>) and is easily downloadable from his blog:<br \/>\n<a href=\"https:\/\/bdrouvot.wordpress.com\/2013\/10\/04\/asm-metrics-are-a-gold-mine-welcome-to-asm_metrics-pl-a-new-utility-to-extract-and-to-manipulate-them-in-real-time\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/bdrouvot.wordpress.com\/2013\/10\/04\/asm-metrics-are-a-gold-mine-welcome-to-asm_metrics-pl-a-new-utility-to-extract-and-to-manipulate-them-in-real-time\/<br \/>\n<\/a><\/p>\n<p>It&#8217;s only queries on ASM instance, so no risk.<\/p>\n<p>I order to show the relevance, I took screenshots from this script and the XtremIO console from a system where all ASM disks, and only them, are on the XtremIO brick so you can compare statistics from the storage array and from the ASM instance.<\/p>\n<h3>Bandwidth<\/h3>\n<p><a href=\"https:\/\/www.dbi-services.com\/blog\/wp-content\/uploads\/sites\/2\/2022\/04\/ASMIOScreenshot-2016-06-20-15.18.55.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dbi-services.com\/blog\/wp-content\/uploads\/sites\/2\/2022\/04\/ASMIOScreenshot-2016-06-20-15.18.55.png\" alt=\"ASMIOScreenshot 2016-06-20 15.18.55\" width=\"1920\" height=\"1080\" class=\"alignnone size-full wp-image-9344\" \/><\/a><\/p>\n<h3>IOPS<\/h3>\n<p><a href=\"https:\/\/www.dbi-services.com\/blog\/wp-content\/uploads\/sites\/2\/2022\/04\/ASMIOScreenshot-2016-06-20-15.19.08.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dbi-services.com\/blog\/wp-content\/uploads\/sites\/2\/2022\/04\/ASMIOScreenshot-2016-06-20-15.19.08.png\" alt=\"ASMIOScreenshot 2016-06-20 15.19.08\" width=\"1920\" height=\"1080\" class=\"alignnone size-full wp-image-9345\" \/><\/a><\/p>\n<h3>Latency<\/h3>\n<p><a href=\"https:\/\/www.dbi-services.com\/blog\/wp-content\/uploads\/sites\/2\/2022\/04\/ASMIOScreenshot-2016-06-20-15.19.17.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dbi-services.com\/blog\/wp-content\/uploads\/sites\/2\/2022\/04\/ASMIOScreenshot-2016-06-20-15.19.17.png\" alt=\"ASMIOScreenshot 2016-06-20 15.19.17\" width=\"1920\" height=\"1080\" class=\"alignnone size-full wp-image-9346\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>By Franck Pachot . A few screenshots and a link here. Sysadmins do not like ASM because they don&#8217;t have the tools they like to manage the disks. For example, they don&#8217;t want to run SQL queries to check performance, and asmcmd iostat is quite limited. Here is a nice way to get I\/O statistics [&hellip;]<\/p>\n","protected":false},"author":27,"featured_media":8371,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[229],"tags":[37,96],"type_dbi":[],"class_list":["post-8367","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-database-administration-monitoring","tag-asm","tag-oracle"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>ASM iostats - dbi Blog<\/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.dbi-services.com\/blog\/asm-iostats\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ASM iostats\" \/>\n<meta property=\"og:description\" content=\"By Franck Pachot . A few screenshots and a link here. Sysadmins do not like ASM because they don&#8217;t have the tools they like to manage the disks. For example, they don&#8217;t want to run SQL queries to check performance, and asmcmd iostat is quite limited. 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