{"id":465,"date":"2020-02-24T15:31:17","date_gmt":"2020-02-24T07:31:17","guid":{"rendered":"http:\/\/www.cloudy.pub\/?p=465"},"modified":"2021-02-26T10:47:18","modified_gmt":"2021-02-26T02:47:18","slug":"centos-8-kai-qi-bbr-sheng-ji-nei-he","status":"publish","type":"post","link":"https:\/\/www.0moon.com\/?p=465","title":{"rendered":"CentOS8 \u5f00\u542fBBR2 (BBR v2)\u3001BBR\u3001\u5347\u7ea7\u5185\u6838"},"content":{"rendered":"<p>\u5f00\u542fBBR<\/p>\n<pre>echo \"net.ipv4.ip_forward=1\" &gt;&gt; \/etc\/sysctl.conf\r\necho \"net.core.default_qdisc=fq\" &gt;&gt; \/etc\/sysctl.conf\r\necho \"net.ipv4.tcp_congestion_control=bbr\" &gt;&gt; \/etc\/sysctl.conf\r\nsysctl -p\r\nlsmod | grep bbr\r\nsysctl -n net.ipv4.tcp_congestion_control\r\n<\/pre>\n<p>\u66f4\u65b0\u5185\u6838<\/p>\n<pre>rpm --import https:\/\/www.elrepo.org\/RPM-GPG-KEY-elrepo.org\r\nrpm -Uvh https:\/\/www.elrepo.org\/elrepo-release-8.0-2.el8.elrepo.noarch.rpm\r\nyum --disablerepo=\"*\" --enablerepo=\"elrepo-kernel\" list available\r\nyum --enablerepo=\"elrepo-kernel\" list available\r\nyum -y --enablerepo=elrepo-kernel install kernel-ml kernel-ml-devel\r\nreboot\r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>\u5f00\u542fBBR V2<\/p>\n<pre>#\u542f\u7528BBRv2\r\nwget --no-check-certificate https:\/\/www.cloudy.pub\/down\/files\/kernel\/kernel-5.4.0_rc6-1.x86_64.rpm\r\nrpm --force -ivh kernel-5.4.0_rc6-1.x86_64.rpm\r\necho \"net.ipv4.ip_forward=1\" &gt;&gt; \/etc\/sysctl.conf\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"net.core.default_qdisc = fq\"<\/span> &gt;&gt; \/etc\/sysctl.conf\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"net.ipv4.tcp_congestion_control = bbr2\"<\/span> &gt;&gt; \/etc\/sysctl.conf\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"net.ipv4.tcp_ecn = 1\"<\/span> &gt;&gt; \/etc\/sysctl.conf\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"net.ipv4.tcp_ecn_fallback = 1\"<\/span> &gt;&gt; \/etc\/sysctl.conf\r\nsysctl -p\r\nreboot\r\n#\u67e5\u770b\u662f\u5426\u542f\u7528\u6210\u529f\r\nsysctl net.ipv4.tcp_available_congestion_control\r\nlsmod | grep bbr\r\n\r\n#\u7f16\u8bd1\u5185\u6838\uff0c\u5982\u679c\u76f4\u63a5\u7528\u6210\u54c1\u5185\u6838\uff0c\u53ef\u8df3\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\r\nyum groupinstall \"Development tools\"\r\nyum install ncurses-devel bc gcc gcc-c++ ncurses ncurses-devel cmake elfutils-libelf-devel openssl-devel rpm-build redhat-rpm-config asciidoc hmaccalc perl-ExtUtils-Embed xmlto audit-libs-devel binutils-devel elfutils-devel elfutils-libelf-devel newt-devel python-devel zlib-devel\r\nyum groups install development -y\r\nyum install gcc bc ncurses-devel openssl-devel elfutils-libelf-devel rsync -y\r\ndnf install grubby -y\r\nscripts\/config --<span class=\"hljs-built_in\">disable<\/span> MODULE_SIG\r\nscripts\/config --<span class=\"hljs-built_in\">disable<\/span> DEBUG_INFO\r\ngit clone -o google-bbr -b v2alpha\u00a0\u00a0https:\/\/github.com\/google\/bbr.git\r\ncd bbr\r\nmake menuconfig\r\n# \u5728\u5185\u6838\u8bbe\u7f6e\u91cc\u6253\u5f00bbr2\u76f8\u5173\u8bbe\u7f6e\u9879\r\ngrep -i bbr2 .config\r\n# \u6d4b\u8bd5\u662f\u5426\u5df2\u7ecf\u6253\u5f00\uff0c\u663e\u793aM\u4e3a\u5df2\u6253\u5f00\r\nmake INSTALL_MOD_STRIP=1 rpm-pkg\r\n# \u8f83\u957f\u65f6\u95f4\u7b49\u5f85\r\ngrubby --default-kernel\r\n# \u5982\u5185\u6838\u4e0d\u5bf9\uff0c\u5219\u91cd\u65b0\u5236\u5b9a\u5185\u6838\r\ngrubby --info=ALL\r\ngrubby --set-default \/boot\/vmlinuz-\u5185\u6838\u7248\u672c-el8.elrepo.x86_64\r\n\r\n#\u7f16\u8bd1\u62a5\u9519\u6307\u5357\r\n\u9519\u8bef\uff1a\r\nNo rule to make target 'certs\/rhel.pem', needed by 'certs\/x509_certificate_list'\r\n\u4fee\u6b63\uff1a\r\nvi .config\r\n#\u5728\u6587\u4ef6\u4e2d\u6309\/\u540e\u67e5\u627eCONFIG_SYSTEM_TRUSTED_KEYS\uff0c\u5e76\u5411\u4e0a\u51713\u884c\u76f8\u5173\u5168\u6ce8\u91ca\r\nmake menubuild\r\n#\u6709\u9009\u62e9\u5168\u9ed8\u8ba4\u56de\u8f66\u5373\u53ef\r\nmake INSTALL_MOD_STRIP=1 rpm-pkg -j2\r\n#-j2\u8868\u793a2\u7ebf\u7a0b\u7f16\u8bd1\uff0c\u6570\u5b57\u51e0\u5c31\u662f\u51e0\u7ebf\u7a0b\uff0c\u4f46\u662f\u591a\u7ebf\u7a0b\u4f1a\u5f71\u54cd\u7f16\u8bd1\u9519\u8bef\u63d0\u793a\uff0c\u81ea\u884c\u6289\u62e9\u662f\u5426\u6dfb\u52a0<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f00\u542fBBR echo &#8220;net.ipv4.ip_forward=1&#8221; &gt;&gt; \/etc\/sysctl [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,13],"tags":[47,74,75],"class_list":["post-465","post","type-post","status-publish","format-standard","hentry","category-linux","category-study","tag-bbr","tag-bbr2","tag-BBRv2"],"_links":{"self":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts\/465","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=465"}],"version-history":[{"count":25,"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts\/465\/revisions"}],"predecessor-version":[{"id":620,"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts\/465\/revisions\/620"}],"wp:attachment":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}