{"id":850,"date":"2013-10-22T20:27:24","date_gmt":"2013-10-22T12:27:24","guid":{"rendered":"http:\/\/www.yaoge123.com\/blog\/?p=850"},"modified":"2014-02-16T23:17:20","modified_gmt":"2014-02-16T15:17:20","slug":"lsi-meagraid-cachecade-%e6%b5%8b%e8%af%95","status":"publish","type":"post","link":"https:\/\/www.yaoge123.com\/blog\/archives\/850","title":{"rendered":"LSI MeagRAID CacheCade \u6d4b\u8bd5"},"content":{"rendered":"<p>\n\tDell R720xd\uff0c2*E5-2620\uff0c16GB RAM\uff0cPERC H720P Mini (LSI SAS2208 ROC)<br \/>\n\tRed Hat Enterprise Linux Server release 6.3<br \/>\n\tGeneral Parallel File System (GPFS) 3.5.0.11<br \/>\n\tSSD: Intel SSD 530 Series (240GB, 2.5in SATA 6Gb\/s, 20nm, MLC)<br \/>\n\tIozone 3.414\uff0c\u6d4b\u8bd5\u547d\u4ee4iozone -i 0 -i 1 -i 2 -r 1m -s 64G\uff0c\u7ed3\u679c\u5355\u4f4dKbytes\/sec\n<\/p>\n<p>\n\tRaid5\uff1a15\u4e2a2.5&quot; SAS2 10Krpm 900GB\uff0c\u6bcf5\u4e2a\u786c\u76d8\u4e3a\u4e00\u4e2aRaid5\u51713\u4e2a\uff0c\u6bcf\u4e2aRaid5\u5728GPFS\u91cc\u9762\u505a\u6210\u4e00\u4e2aNSD\uff0c\u4e09\u4e2aNSD\u505a\u6210\u4e00\u4e2aGPFS\u6587\u4ef6\u7cfb\u7edf\n<\/p>\n<p>\n\t\u65e0CacheCade<br \/>\n\twrite: 2157086<br \/>\n\trewrite: 2164703<br \/>\n\tread: 1920239<br \/>\n\treread: 2034515<br \/>\n\trandom read: 126223<br \/>\n\trandom write: 927219\n<\/p>\n<p>\n\t\u6709CacheCade<br \/>\n\twrite: 2142893<br \/>\n\trewrite: 2142537<br \/>\n\tread: 963505<br \/>\n\treread: 970880<br \/>\n\trandom read: 71778<br \/>\n\trandom write: 862301\n<\/p>\n<p>\n\tpagepool\u8bbe\u7f6e1GB\u621612GB\u6d4b\u8bd5\u4e86\u4e00\u4e0b\uff0c\u5bf9\u7ed3\u679c\u6ca1\u6709\u663e\u8457\u5f71\u54cd\u3002\n<\/p>\n<p>\n\t\u867d\u7136\u7ed3\u8bba\u4ecd\u7136\u662f\u5f53SSD\u6027\u80fd\u843d\u540e\u4e8e\u88ab\u52a0\u901f\u7684\u673a\u68b0\u786c\u76d8\u65f6\u6027\u80fd\u53cd\u800c\u4e0b\u964d\uff0c\u4f46\u662f\u60a8\u80af\u5b9a\u60f3\u95ee\u4e3a\u5565\u6d4b\u8bd5\u7ed3\u679c\u548c\u4ee5\u524d\u7684<a href=\"http:\/\/www.yaoge123.com\/blog\/archives\/791\">\u8fd9\u7bc7\u6587\u7ae0<\/a>\u5dee\u8ddd\u5982\u6b64\u5de8\u5927\uff1f\u4ee5\u524d\u662f\u521a\u88c5\u597d\u5c31\u6d4b\u8bd5\u7684\uff0c\u8fd9\u6b21\u662f\u9ad8\u8d1f\u8f7d\u4f7f\u7528\u4e86\u4e00\u6bb5\u65f6\u95f4\u4ee5\u540e\u6d4b\u8bd5\u7684\uff0c\u8fd8\u6709\u5c31\u662fGPFS\u7684\u5c0f\u7248\u672c\u6709\u70b9\u4e0d\u540c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dell R720xd\uff0c2*E5-2620\uff0c16GB RAM\uff0cPERC H720P Mini (LSI SAS [&hellip;]<\/p>\n","protected":false},"author":1,"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_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[87],"tags":[195,37],"class_list":["post-850","post","type-post","status-publish","format-standard","hentry","category-hardware","tag-cachecade","tag-lsi"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/paOwEq-dI","_links":{"self":[{"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/posts\/850","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/comments?post=850"}],"version-history":[{"count":4,"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/posts\/850\/revisions"}],"predecessor-version":[{"id":854,"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/posts\/850\/revisions\/854"}],"wp:attachment":[{"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/media?parent=850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/categories?post=850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yaoge123.com\/blog\/wp-json\/wp\/v2\/tags?post=850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}