{"id":1446,"date":"2021-10-07T01:14:21","date_gmt":"2021-10-06T17:14:21","guid":{"rendered":"https:\/\/www.siediyer.cn\/?p=1446"},"modified":"2021-10-07T01:14:21","modified_gmt":"2021-10-06T17:14:21","slug":"vps-%e5%8d%b8%e8%bd%bd-%e5%85%b3%e9%97%ad-google-bbr-%e5%8a%a0%e9%80%9f%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.siediyer.cn\/?p=1446","title":{"rendered":"VPS \u5378\u8f7d\/\u5173\u95ed Google BBR \u52a0\u901f\u6559\u7a0b"},"content":{"rendered":"

\u4e00\u3001\u5173\u4e8e BBR \u52a0\u901f<\/span><\/h2>\n

Google BBR \u9879\u76ee\u5730\u5740\uff1ahttps:\/\/github.com\/google\/bbr<\/a><\/p>\n

BBR \u662f Google \u5728 2016 \u5e74\u5f00\u6e90\u7684\u4e00\u5957 TCP \u62e5\u585e\u63a7\u5236\u7b97\u6cd5\uff0c\u76ee\u7684\u662f\u6700\u5927\u7a0b\u5ea6\u7684\u5229\u7528 VPS \u7684\u5e26\u5bbd\uff0c\u589e\u52a0\u541e\u5410\u91cf\uff0c\u63d0\u9ad8 VPS \u7f51\u7edc\u901f\u5ea6\uff0c\u4e5f\u662f\u6211\u4eec\u5e38\u7528\u7684\u4e00\u4e2a VPS \u52a0\u901f\u7b56\u7565\uff0c\u6548\u679c\u4e5f\u662f\u975e\u5e38\u7684\u4e0d\u9519\u3002<\/p>\n

\u4e8c\u3001\u5f00\u542f BBR \u52a0\u901f<\/span><\/h2>\n

\u5173\u4e8e VPS \u5982\u4f55\u5f00\u542f BBR \u52a0\u901f\uff0c\u7f51\u7edc\u4e0a\u6709\u5f88\u591a\u6559\u7a0b\uff0c\u4e5f\u6709\u5f88\u591a\u4e00\u952e\u811a\u672c\u3002\u4e00\u822c\u9700\u8981\u5148\u5347\u7ea7\u7cfb\u7edf\u5185\u6838\uff08BBR \u52a0\u901f\u53ea\u652f\u6301 Linux \u5185\u6838\u7248\u672c 4.9 \u4ee5\u4e0a\u7684\uff09\uff0c\u8fd9\u91cc\u5206\u4eab\u4e00\u4e2a\u5e38\u7528\u7684\u4e00\u952e\u811a\u672c\uff1a<\/p>\n

wget --no-check-certificate https:\/\/github.com\/teddysun\/across\/raw\/master\/bbr.sh && chmod +x bbr.sh && .\/bbr.sh<\/pre>\n
\u5f00\u542f\u540e\uff0c\u53ef\u4ee5\u7528\u8fd9\u4e2a\u547d\u4ee4\u67e5\u770b BBR \u72b6\u6001\uff1a<\/p>\n
sysctl net.ipv4.tcp_available_congestion_control<\/pre>\n
\u5982\u679c\u8fd4\u56de\u7684\u7ed3\u679c\u91cc\u6709 bbr \u5219\u8bf4\u660e\u4f60\u7684 VPS \u5df2\u7ecf\u5f00\u542f BBR \u52a0\u901f\uff1a<\/p>\n
net.ipv4.tcp_available_congestion_control = reno cubic bbr<\/pre>\n
\u66f4\u591a BBR \u52a0\u901f\u4ecb\u7ecd\uff1a\u300a\u4e00\u952e\u4e3aVPS\u5f00\u542fBBR\u62e5\u585e\u63a7\u5236\u7b97\u6cd5\u52a0\u901f\u4f60\u7684VPS\u7f51\u7edc\u901f\u5ea6<\/a>\u300b<\/p>\n
\u4e09\u3001\u5378\u8f7d\/\u5173\u95ed BBR \u52a0\u901f<\/a><\/span><\/h2>\n
\u90a3\u4e48 BBR \u52a0\u901f\u5982\u4f55\u5173\u95ed\u6216\u8005\u5378\u8f7d\u5462\uff1f\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u4e0b\u5df2\u7ecf\u5f00\u542f BBR \u52a0\u901f\u7684 VPS \u5982\u4f55\u5378\u8f7d BBR \u52a0\u901f\u3002<\/p>\n
1\u3001\u7f16\u8f91 sysctl.conf<\/strong><\/p>\n
\u8fdc\u7a0b\u8fde\u63a5\u5230\u4f60\u7684 VPS\uff0c\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n
vi \/etc\/sysctl.conf<\/pre>\n
\u5982\u679c\u4e0d\u4f1a\u7528 vim \u7f16\u8f91\u5668\uff0c\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7\u6559\u7a0b\uff1a\u300aLinux\u4e0b\u4f7f\u7528vim\u7f16\u8f91\u4ee5\u53ca\u65b0\u5efa\u6587\u4ef6<\/a>\u300b<\/p>\n
2\u3001\u5220\u9664 BBR\u00a0\u52a0\u901f\u4ee3\u7801<\/strong><\/p>\n
\u5982\u679c\u4f60\u4e0d\u60f3\u8981 BBR \u52a0\u5165\u4e86\uff0c\u90a3\u4e48\u76f4\u63a5\u6ce8\u91ca\u6389 BBR \u52a0\u901f\u4ee3\u7801\u5373\u53ef\uff08\u5728\u6700\u524d\u9762\u52a0\u4e2a # \u53f7\uff09\uff0c\u6216\u8005\u76f4\u63a5\u5220\u9664\u4e0b\u9762\u4e24\u884c\uff1a<\/p>\n
# net.core.default_qdisc = fq\n# net.ipv4.tcp_congestion_control = bbr<\/pre>\n
3\u3001\u4fdd\u5b58\u4fee\u6539<\/strong><\/p>\n
\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sysctl -p<\/pre>\n
\u6700\u540e\u91cd\u542f\u4f60\u7684 VPS (reboot \u547d\u4ee4\uff09\u5373\u53ef\u6210\u529f\u5173\u95ed BBR\u00a0\u52a0\u901f\uff01<\/p>\n
\u53ef\u4ee5\u7528\u4e0a\u4e00\u6b65\u7684\u68c0\u6d4b\u65b9\u6cd5\u770b\u770b\u81ea\u5df1\u7684 VPS \u662f\u5426\u5df2\u7ecf\u5173\u95ed BBR \u52a0\u901f\uff1a<\/p>\n
net.ipv4.tcp_available_congestion_control = reno cubic<\/pre>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001\u5173\u4e8e BBR \u52a0\u901f Google BBR \u9879\u76ee\u5730\u5740\uff1ahttps:\/\/github.com\/google\/b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[94,96,65,91],"class_list":["post-1446","post","type-post","status-publish","format-standard","hentry","category-linux","tag-94","tag-bbr","tag-vps","tag-91"],"_links":{"self":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts\/1446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1446"}],"version-history":[{"count":1,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts\/1446\/revisions"}],"predecessor-version":[{"id":1447,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=\/wp\/v2\/posts\/1446\/revisions\/1447"}],"wp:attachment":[{"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.siediyer.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}