{"id":532,"date":"2013-02-08T21:29:29","date_gmt":"2013-02-08T17:29:29","guid":{"rendered":"http:\/\/hatifnatt.ru\/blog\/?p=532"},"modified":"2013-02-08T21:57:16","modified_gmt":"2013-02-08T17:57:16","slug":"3ware-lsi-write-cache","status":"publish","type":"post","link":"https:\/\/hatifnatt.ru\/blog\/2013\/02\/08\/3ware-lsi-write-cache\/","title":{"rendered":"3Ware \/ LSI Write Cache"},"content":{"rendered":"<p>\u0415\u0441\u043b\u0438 \u0443 \u0432\u0430\u0441 &laquo;\u0412\u041d\u0415\u0417\u0410\u041f\u041d\u041e&raquo; \u0443\u043c\u0435\u0440\u043b\u0430 \u0431\u0430\u0442\u0430\u0440\u0435\u044f (BBU) \u0434\u043b\u044f \u0432\u0430\u0448\u0435\u0433\u043e RAID \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 \u043e\u0442 3Ware\/LSI, \u0430 \u0434\u043b\u044f RAID \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 \u043f\u0440\u043e\u0444\u0438\u043b\u044c StorSave \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d \u0432 &laquo;Protection&raquo; \u0438\u043b\u0438 &laquo;Balance&raquo; \u0442\u043e \u0432\u044b \u043d\u0435 \u0441\u043c\u043e\u0436\u0435\u0442\u0435 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u044c Write Cache, a \u0431\u0443\u0434\u0435\u0442\u0435 \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0443 &laquo;Parameter not changeable : Failed to set Write Cache on Unit X&raquo;. \u041d\u043e \u0442.\u043a. \u043f\u0440\u0438 \u043e\u0442\u043a\u043b\u044e\u0447\u0435\u043d\u043d\u043e\u043c Write Cache-\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0437\u0430\u043f\u0438\u0441\u0438 \u0441\u0442\u0440\u0430\u0434\u0430\u0435\u0442 \u043f\u0440\u043e\u0441\u0442\u043e \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u0438\u0447\u0435\u0441\u043a\u0438, \u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e \u043c\u043e\u0436\u043d\u043e \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u043f\u0440\u043e\u0444\u0438\u043b\u044c StorSave \u0432 \u0440\u0435\u0436\u0438\u043c &laquo;Perfomance&raquo; \u0438 \u0432\u0443\u0430\u043b\u044f&nbsp;&mdash; Write Cache \u0432\u043a\u043b\u044e\u0447\u0435\u043d. \u0411\u0435\u0437\u0443\u0441\u043b\u043e\u0432\u043d\u043e \u043c\u043e\u0436\u043d\u043e \u043f\u043e\u0439\u0442\u0438 \u043d\u0430 \u0442\u0430\u043a\u043e\u0439 \u0448\u0430\u0433 \u0442\u043e\u043b\u044c\u043a\u043e \u0435\u0441\u043b\u0438 \u0432\u0430\u0448 \u0441\u0435\u0440\u0432\u0435\u0440 \u0438\u043c\u0435\u0435\u0442 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0435 \u043f\u0438\u0442\u0430\u043d\u0438\u0435. \u0418 \u043d\u043e\u0432\u0443\u044e \u0431\u0430\u0442\u0430\u0440\u0435\u044e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u043a\u0430\u043a \u043c\u043e\u0436\u043d\u043e \u0441\u043a\u043e\u0440\u0435\u0435. \u041f\u043e\u0434 \u043a\u0430\u0442\u043e\u043c \u0433\u0440\u0430\u0444\u0438\u043a Disk Latency \u043f\u0440\u0438 \u043e\u0442\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0438 \u043a\u0435\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0437\u0430\u043f\u0438\u0441\u0438.<\/p>\n<p><!--more-->\u0422\u0430\u043a \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u0433\u0440\u0430\u0444\u0438\u043a Disk Latency \u043a\u043e\u0433\u0434\u0430 \u043e\u0442\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u043a\u0435\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0437\u0430\u043f\u0438\u0441\u0438. \u0416\u0435\u043b\u0442\u044b\u043c&nbsp;&mdash; Average Write IO wait time.<a href=\"http:\/\/hatifnatt.ru\/blog\/wp-content\/uploads\/2013\/02\/2013-02-08_18-10_2e0P9.png\" rel=\"lightbox[532]\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-541\" alt=\"\u0413\u0440\u0430\u0444\u0438\u043a Disk Latency\" src=\"\/\/hatifnatt.ru\/blog\/wp-content\/uploads\/2013\/02\/2013-02-08_18-10_2e0P9.png\" width=\"472\" height=\"211\" srcset=\"https:\/\/hatifnatt.ru\/blog\/wp-content\/uploads\/2013\/02\/2013-02-08_18-10_2e0P9.png 472w, https:\/\/hatifnatt.ru\/blog\/wp-content\/uploads\/2013\/02\/2013-02-08_18-10_2e0P9-320x143.png 320w\" sizes=\"auto, (max-width: 472px) 100vw, 472px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0415\u0441\u043b\u0438 \u0443 \u0432\u0430\u0441 &laquo;\u0412\u041d\u0415\u0417\u0410\u041f\u041d\u041e&raquo; \u0443\u043c\u0435\u0440\u043b\u0430 \u0431\u0430\u0442\u0430\u0440\u0435\u044f (BBU) \u0434\u043b\u044f \u0432\u0430\u0448\u0435\u0433\u043e RAID \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 \u043e\u0442 3Ware\/LSI, \u0430 \u0434\u043b\u044f RAID \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 \u043f\u0440\u043e\u0444\u0438\u043b\u044c StorSave \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d \u0432 &laquo;Protection&raquo; \u0438\u043b\u0438 &laquo;Balance&raquo; \u0442\u043e \u0432\u044b \u043d\u0435 \u0441\u043c\u043e\u0436\u0435\u0442\u0435 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u044c Write Cache, a \u0431\u0443\u0434\u0435\u0442\u0435 \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0443 &laquo;Parameter not changeable : Failed &hellip;<\/p>\n<p class=\"read-more\"><a href=\"https:\/\/hatifnatt.ru\/blog\/2013\/02\/08\/3ware-lsi-write-cache\/\">\u0427\u0438\u0442\u0430\u0442\u044c \u0434\u0430\u043b\u0435\u0435 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":533,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[117,119,122,105,123,118,121,68],"class_list":["post-532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lytdybr","tag-3ware","tag-9690sa-8i","tag-bbu","tag-fail","tag-hardware","tag-lsi","tag-raid","tag-server"],"_links":{"self":[{"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/posts\/532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/comments?post=532"}],"version-history":[{"count":9,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/posts\/532\/revisions"}],"predecessor-version":[{"id":542,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/posts\/532\/revisions\/542"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/media\/533"}],"wp:attachment":[{"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/media?parent=532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/categories?post=532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hatifnatt.ru\/blog\/wp-json\/wp\/v2\/tags?post=532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}