{"id":243,"date":"2017-11-26T22:10:38","date_gmt":"2017-11-26T14:10:38","guid":{"rendered":"http:\/\/www.xxhjkl.me\/?p=243"},"modified":"2017-12-01T00:32:01","modified_gmt":"2017-11-30T16:32:01","slug":"%e4%b8%80%e9%94%ae%e5%ae%89%e8%a3%85%e6%9c%80%e6%96%b0%e5%86%85%e6%a0%b8%e5%b9%b6%e5%bc%80%e5%90%af-bbr-%e8%84%9a%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/www.xxhjkl.me\/?p=243","title":{"rendered":"\u4e00\u952e\u5b89\u88c5\u6700\u65b0\u5185\u6838\u5e76\u5f00\u542f BBR \u811a\u672c"},"content":{"rendered":"<h3>\u811a\u672c\u8f6c\u81ea<a href=\"https:\/\/teddysun.com\/489.html\">\u79cb\u6c34\u9038\u51b0<\/a>\u5927\u4f6c\u7684\u535a\u5ba2<\/h3>\n<h3>\u7cfb\u7edf\u652f\u6301\uff1aCentOS 6+\uff0cDebian 7+\uff0cUbuntu 12+<br \/>\n\u865a\u62df\u6280\u672f\uff1aOpenVZ \u4ee5\u5916\u7684\uff0c\u6bd4\u5982 KVM\u3001Xen\u3001VMware \u7b49<br \/>\n\u5185\u5b58\u8981\u6c42\uff1a\u2265128M<br \/>\n\u65e5\u671f\u3000\u3000\uff1a2017 \u5e74 10 \u6708 28 \u65e5<\/h3>\n<h3>\u4f7f\u7528\u65b9\u6cd5<\/h3>\n<p>\u4f7f\u7528root\u7528\u6237\u767b\u5f55\uff0c\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre class=\"prettyprint lang-bsh\">wget --no-check-certificate https:\/\/github.com\/teddysun\/across\/raw\/master\/bbr.sh &amp;&amp; chmod +x bbr.sh &amp;&amp; .\/bbr.sh<\/pre>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u811a\u672c\u4f1a\u63d0\u793a\u9700\u8981\u91cd\u542f VPS\uff0c\u8f93\u5165 y \u5e76\u56de\u8f66\u540e\u91cd\u542f\u3002<br \/>\n\u91cd\u542f\u5b8c\u6210\u540e\uff0c\u8fdb\u5165 VPS\uff0c\u9a8c\u8bc1\u4e00\u4e0b\u662f\u5426\u6210\u529f\u5b89\u88c5\u6700\u65b0\u5185\u6838\u5e76\u5f00\u542f TCP BBR\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre class=\"prettyprint lang-bsh\">uname -r<\/pre>\n<p>\u67e5\u770b\u5185\u6838\u7248\u672c\uff0c\u542b\u6709 4.13 \u5c31\u8868\u793a OK \u4e86<\/p>\n<pre class=\"prettyprint lang-bsh\">sysctl net.ipv4.tcp_available_congestion_control<\/pre>\n<p>\u8fd4\u56de\u503c\u4e00\u822c\u4e3a\uff1a<br \/>\nnet.ipv4.tcp_available_congestion_control = bbr cubic reno<\/p>\n<pre class=\"prettyprint lang-bsh\">sysctl net.ipv4.tcp_congestion_control<\/pre>\n<p>\u8fd4\u56de\u503c\u4e00\u822c\u4e3a\uff1a<br \/>\nnet.ipv4.tcp_congestion_control = bbr<\/p>\n<pre class=\"prettyprint lang-bsh\">sysctl net.core.default_qdisc<\/pre>\n<p>\u8fd4\u56de\u503c\u4e00\u822c\u4e3a\uff1a<br \/>\nnet.core.default_qdisc = fq<\/p>\n<pre class=\"prettyprint lang-bsh\">lsmod | grep bbr<\/pre>\n<p>\u8fd4\u56de\u503c\u6709 tcp_bbr \u6a21\u5757\u5373\u8bf4\u660e bbr \u5df2\u542f\u52a8\u3002\u6ce8\u610f\uff1a\u5e76\u4e0d\u662f\u6240\u6709\u7684 VPS \u90fd\u4f1a\u6709\u6b64\u8fd4\u56de\u503c\uff0c\u82e5\u6ca1\u6709\u4e5f\u5c5e\u6b63\u5e38\u3002\u6bd4\u5982linode\u7684\u5185\u6838\u5c31\u4e0d\u663e\u793abbr\u5b9e\u9645\u5df2\u5f00\u542f<\/p>\n<p>&nbsp;<\/p>\n<p>\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f Google Cloud Platform \uff08GCP\uff09\u66f4\u6362\u5185\u6838\uff0c\u6709\u65f6\u4f1a\u9047\u5230\u91cd\u542f\u540e\uff0c\u6574\u4e2a\u78c1\u76d8\u53d8\u4e3a\u53ea\u8bfb\u7684\u60c5\u51b5\u3002\u53ea\u9700\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u5373\u53ef\u6062\u590d\uff1a<\/p>\n<pre class=\"prettyprint lang-bsh\">mount -o remount rw \/<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u811a\u672c\u8f6c\u81ea\u79cb\u6c34\u9038\u51b0\u5927\u4f6c\u7684\u535a\u5ba2 \u7cfb\u7edf\u652f\u6301\uff1aCentOS 6+\uff0cDebian 7+\uff0cUbuntu 12+ \u865a\u62df\u6280\u672f\uff1aOpenVZ \u4ee5\u5916\u7684\uff0c\u6bd4\u5982 KVM\u3001Xen\u3001VMware \u7b49 \u5185\u5b58\u8981\u6c42\uff1a\u2265128M \u65e5\u671f\u3000\u3000\uff1a2017 \u5e74 10 \u6708 28 \u65e5 \u4f7f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":257,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/posts\/243"}],"collection":[{"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=243"}],"version-history":[{"count":1,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/posts\/243\/revisions"}],"predecessor-version":[{"id":244,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/posts\/243\/revisions\/244"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=\/wp\/v2\/media\/257"}],"wp:attachment":[{"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xxhjkl.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}