{"id":1217,"date":"2019-06-28T15:35:28","date_gmt":"2019-06-28T12:35:28","guid":{"rendered":"https:\/\/artem.services\/?p=1217"},"modified":"2019-06-28T15:35:28","modified_gmt":"2019-06-28T12:35:28","slug":"unix-i-o-test","status":"publish","type":"post","link":"https:\/\/artem.services\/?p=1217","title":{"rendered":"Unix &#8212; I\/O test"},"content":{"rendered":"<p><img loading=\"lazy\" class=\"size-full wp-image-568 aligncenter\" src=\"https:\/\/artem.services\/wp-content\/uploads\/2019\/01\/BASH-Logo.png\" alt=\"\" width=\"376\" height=\"159\" srcset=\"https:\/\/artem.services\/wp-content\/uploads\/2019\/01\/BASH-Logo.png 376w, https:\/\/artem.services\/wp-content\/uploads\/2019\/01\/BASH-Logo-300x127.png 300w\" sizes=\"(max-width: 376px) 100vw, 376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Fio<\/p>\n<p>Random read\/write performance<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nfio --randrepeat=1 --ioengine=posixaio --direct=1 --gtod_reduce=1 --name=test --filename=test --bs=4k --iodepth=64 --size=4G --readwrite=randrw --rwmixread=75\r\n<\/pre>\n<p>Random read performance<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nfio --randrepeat=1 --ioengine=posixaio --direct=1 --gtod_reduce=1 --name=test --filename=test --bs=4k --iodepth=64 --size=4G --readwrite=randread\r\n<\/pre>\n<p>Random write performance<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nfio --randrepeat=1 --ioengine=posixaio --direct=1 --gtod_reduce=1 --name=test --filename=test --bs=4k --iodepth=64 --size=4G --readwrite=randwrite\r\n<\/pre>\n<p>(On MacOS we must use posixaio ioengine. If you are on running some different flavour of Unix just replace \u2013ioengine=posixaio with eg. \u2013ioengine=libaio for Ubuntu)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Fio Random read\/write performance Random read performance Random write performance (On MacOS we must use posixaio ioengine. If you are on running some different flavour of Unix just replace \u2013ioengine=posixaio with eg. \u2013ioengine=libaio for Ubuntu)<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[164,699],"tags":[],"_links":{"self":[{"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts\/1217"}],"collection":[{"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1217"}],"version-history":[{"count":1,"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts\/1217\/revisions"}],"predecessor-version":[{"id":1218,"href":"https:\/\/artem.services\/index.php?rest_route=\/wp\/v2\/posts\/1217\/revisions\/1218"}],"wp:attachment":[{"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/artem.services\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}