{"id":125,"date":"2021-08-15T21:08:47","date_gmt":"2021-08-15T13:08:47","guid":{"rendered":"http:\/\/dmoe.nicolite.cn\/?p=125"},"modified":"2021-08-15T21:09:53","modified_gmt":"2021-08-15T13:09:53","slug":"ubuntu20-04lts%e5%bc%80%e5%90%aftcp-bbr","status":"publish","type":"post","link":"https:\/\/dmoe.nicolite.cn\/?p=125","title":{"rendered":"Ubuntu20.04LTS\u5f00\u542fTCP bbr"},"content":{"rendered":"\n<p>\u6267\u884c\u547d\u4ee4\u9700\u8981root\u6743\u9650\uff0c\u53ef\u4f7f\u7528sudo su\u547d\u4ee4\u5207\u6362\u5230root\u7528\u6237<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6dfb\u52a0\u7cfb\u7edf\u53d8\u91cf\uff1a<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>echo net.core.default_qdisc=fq &gt;&gt; \/etc\/sysctl.conf\necho net.ipv4.tcp_congestion_control=bbr &gt;&gt; \/etc\/sysctl.conf<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e94\u7528\u53d8\u91cf\uff1a<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>sysctl -p\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u67e5\u770b\u662f\u5426\u751f\u6548\uff1a<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\u6267\u884c\nsysctl net.ipv4.tcp_available_congestion_control\n\n\n\/\/\u770b\u5230\u8fd9\u4e2a\u8f93\u51fa\u5c31\u4ee3\u8868\u6210\u529f\u4e86\nnet.ipv4.tcp_available_congestion_control = reno cubic bbr\n\n\n\/\/\u4e5f\u53ef\u4ee5\u7528\u8fd9\u4e2a\u65b9\u6cd5\n\nlsmod | grep bbr\n\n\/\/\u6210\u529f\u5c06\u4f1a\u770b\u5230\ntcp_bbr                20480  4\n\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6267\u884c\u547d\u4ee4\u9700\u8981root\u6743\u9650\uff0c\u53ef\u4f7f\u7528sudo su\u547d\u4ee4\u5207\u6362\u5230root\u7528\u6237 \u6dfb\u52a0\u7cfb\u7edf\u53d8\u91cf\uff1a \u5e94\u7528\u53d8\u91cf\uff1a \u67e5\u770b\u662f\u5426\u751f\u6548 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[20,2],"class_list":["post-125","post","type-post","status-publish","format-standard","hentry","category-19","tag-bbr","tag-ubuntu"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=\/wp\/v2\/posts\/125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=125"}],"version-history":[{"count":0,"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=\/wp\/v2\/posts\/125\/revisions"}],"wp:attachment":[{"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dmoe.nicolite.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}