{"id":10572,"date":"2021-08-07T18:15:16","date_gmt":"2021-08-07T10:15:16","guid":{"rendered":"https:\/\/ailog.tw\/lifelog\/?p=10572"},"modified":"2021-08-07T18:15:16","modified_gmt":"2021-08-07T10:15:16","slug":"linux-scheduler-noop","status":"publish","type":"post","link":"https:\/\/ailog.tw\/lifelog\/2021\/08\/07\/linux-scheduler-noop\/","title":{"rendered":"Oracle Linux\u8a2d\u5b9ascheduler\u70banoop\u63d0\u5347\u786c\u789f\u6548\u80fd"},"content":{"rendered":"

\u5c0f\u7de8\u6700\u8fd1\u9047\u5230\u4e86\u4e00\u500bOracle Linux\u7cfb\u7d71\u6548\u80fd\u8abf\u6559\u7684\u6848\u4f8b\uff0c\u6848\u4f8b\u4e2dOracle Linux\u900f\u904e\u7db2\u8def\u639b\u8f09\u5f8c\u7aef\u7684\u78c1\u789f\u9663\u5217\u6a5f\uff0c\u5b98\u65b9\u624b\u518a\u5efa\u8b70\u8abf\u6574scheduler\u9019\u500b\u6a94\u6848\u85c9\u6b64\u63d0\u5347\u78c1\u789f\u9663\u5217\u6a5f\u5728\u7cfb\u7d71\u4e0a\u7684\u5b58\u53d6\u6548\u80fd\u3002<\/span><\/p>\n

\u7bc4\u4f8b\u60c5\u5883\uff1a<\/span>
\n01\u3001Oracle Linux 8.3<\/span>
\n02\u3001\u78c1\u789f\u9663\u5217\u6a5fDell EMC PowerFlex<\/span><\/p>\n

\u64cd\u4f5c\u6b65\u9a5f\uff1a<\/span>
\n[\u66ab\u6642\u6027\u8a2d\u5b9a]<\/span>
\n01\u3001\u8a2d\u5b9ascheduler\u70banoop<\/span>
\n\u6307\u4ee4\uff1a<\/span>
\necho “noop” > \/sys\/block\/sda\/queue\/scheduler<\/span>
\n\"\"<\/span><\/p>\n

02\u3001\u78ba\u8a8d\u662f\u5426\u4fee\u6539\u6210\u529f<\/span>
\n\u6307\u4ee4\uff1a<\/span>
\ncat \/sys\/block\/sda\/queue\/scheduler<\/span>
\n\"\"<\/span>
\n\u6ce8\u610f\u4e8b\u9805\uff1a\u7576noop\u88ab\u6846\u9078\u8d77\u4f86\uff0c\u4ee3\u8868\u5df2\u8a2d\u5b9a\u6210\u529f<\/span><\/p>\n

[\u6c38\u4e45\u8b8a\u66f4\u8a2d\u5b9a]<\/span>
\n01\u3001\u8a2d\u5b9agrub\u6a94\u6848\u53c3\u6578<\/span>
\n\u6307\u4ee4\uff1a<\/span>
\nvi \/etc\/default\/grub<\/span><\/p>\n\n\n\n
GRUB_TIMEOUT=5<\/span>
\nGRUB_DISTRIBUTOR=”$(sed ‘s, release .*$,,g’ \/etc\/system-release)”<\/span>
\nGRUB_DEFAULT=saved<\/span>
\nGRUB_DISABLE_SUBMENU=true<\/span>
\nGRUB_TERMINAL_OUTPUT=”console”<\/span>
\nGRUB_CMDLINE_LINUX=”rd.lvm.lv=ol\/root rd.lvm.lv=ol\/swap rhgb intel_idle.max_cstate=1 intel_pstate=disable quiet\u00a0elevator=noop<\/span>“<\/span>
\nGRUB_DISABLE_RECOVERY=”true”<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"\"<\/span><\/p>\n

02\u3001\u78ba\u8a8d\u662f\u5426\u4fee\u6539\u6210\u529f<\/span>
\n\u6307\u4ee4\uff1a<\/span>
\ngrep noop \/etc\/default\/grub<\/span>
\n\"\"<\/span><\/p>\n

03\u3001\u78ba\u8a8dgrub.cfg\u6a94\u6848\u6240\u5728\u4f4d\u7f6e<\/span>
\n\u6307\u4ee4\uff1a<\/span>
\nfind \/ -name grub.cfg<\/span>
\n\"\"
\n<\/span><\/p>\n

04\u3001\u91cd\u65b0\u7522\u751fgrub.cfg\u6a94\u6848
\n\u6307\u4ee4\uff1a
\ngrub2-mkconfig -o \/boot\/efi\/EFI\/redhat\/grub.cfg
\n\"\"<\/span><\/p>\n

05\u3001\u91cd\u65b0\u958b\u6a5f
\n\u6307\u4ee4\uff1a
\nreboot
\n\"\"
\n<\/span><\/p>\n

06\u3001\u91cd\u65b0\u958b\u6a5f\u4e4b\u5f8c\u518d\u6b21\u78ba\u8a8d\u8a2d\u5b9a\u503c\u662f\u5426\u6709\u751f\u6548<\/span>
\n\u6307\u4ee4\uff1a<\/span>
\ngrep noop \/etc\/default\/grub<\/span>
\n\"\"<\/span><\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u5c0f\u7de8\u6700\u8fd1\u9047\u5230\u4e86\u4e00\u500bOracle Linux\u7cfb\u7d71\u6548\u80fd\u8abf\u6559\u7684\u6848\u4f8b\uff0c\u6848\u4f8b\u4e2dOracle Linux\u900f\u904e\u7db2\u8def\u639b\u8f09\u5f8c\u7aef\u7684 … <\/p>\n

\u95b1\u8b80\u5168\u6587\u3008Oracle Linux\u8a2d\u5b9ascheduler\u70banoop\u63d0\u5347\u786c\u789f\u6548\u80fd\u3009<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":10584,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,379],"tags":[493,2612,4606,121,4605,507,1103,4604,2613,2655,4607],"class_list":["post-10572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-itinfo","category-linux","tag-centos","tag-i-o","tag-io","tag-linux","tag-noop","tag-oracle-linux","tag-red-hat","tag-scheduler","tag-2613","tag-2655","tag-4607"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/posts\/10572","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/comments?post=10572"}],"version-history":[{"count":6,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/posts\/10572\/revisions"}],"predecessor-version":[{"id":10586,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/posts\/10572\/revisions\/10586"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/media\/10584"}],"wp:attachment":[{"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/media?parent=10572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/categories?post=10572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ailog.tw\/lifelog\/wp-json\/wp\/v2\/tags?post=10572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}