{"id":7250,"date":"2015-03-30T11:25:10","date_gmt":"2015-03-30T03:25:10","guid":{"rendered":"http:\/\/jpuyy.com\/?p=7250"},"modified":"2015-03-30T11:25:36","modified_gmt":"2015-03-30T03:25:36","slug":"iptables-nf_conntrack-table-full","status":"publish","type":"post","link":"https:\/\/jpuyy.com\/?p=7250","title":{"rendered":"\u4f7f\u7528iptables\u9047\u5230nf_conntrack table full"},"content":{"rendered":"<p>\u73af\u5883 centos 6.6<\/p>\n<p>\u5728\/var\/log\/messages\u770b\u5230\u62a5\u9519<\/p>\n<pre>kernel: nf_conntrack: table full, dropping packet.<\/pre>\n<p>nf_conntrack \u9ed8\u8ba4\u6700\u5927\u503c 65536<\/p>\n<pre>cat \/proc\/sys\/net\/ipv4\/ip_conntrack_max | wc -l<\/pre>\n<p>\u8d85\u8fc7\u8fd9\u4e2a 65536 \u4fbf\u4f1a\u62a5\u9519\u3002<\/p>\n<p>\u73b0\u5728\u5c06\u503c\u6539\u4e3a 655360 \u5e76\u4e14\u6c38\u4e45\u751f\u6548<\/p>\n<p>\u9996\u5148\u4fee\u6539\/etc\/sysctl.conf <\/p>\n<pre>net.nf_conntrack_max = 655360\r\nnet.netfilter.nf_conntrack_max = 655350\r\nnet.netfilter.nf_conntrack_tcp_timeout_established = 1200<\/pre>\n<p>\u7136\u540e\u4fee\u6539\/etc\/sysconfig\/iptables-config<br \/>\n\u6ce8\u610f\u5982\u4e0b\u4e24\u884c<\/p>\n<pre>\r\nIPTABLES_MODULES=\"ip_conntrack\"\r\nIPTABLES_SYSCTL_LOAD_LIST=\".nf_conntrack\"<\/pre>\n<p>\u4e4b\u540e\u91cd\u65b0 iptables.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u73af\u5883 centos 6.6 \u5728\/var\/log\/messages\u770b\u5230\u62a5\u9519 kernel: nf_conntrack: table full, dropping packet. nf_conntrack \u9ed8\u8ba4\u6700\u5927\u503c 65536 cat \/proc\/sys\/net\/ipv4\/ip_conntrack_max | wc -l \u8d85\u8fc7\u8fd9\u4e2a 65536 \u4fbf\u4f1a\u62a5\u9519\u3002 \u73b0\u5728\u5c06\u503c\u6539\u4e3a 655360 \u5e76\u4e14\u6c38\u4e45\u751f\u6548 \u9996\u5148\u4fee\u6539\/etc\/sysctl.conf net.nf_conntrack_max = 655360 net.netfilter.nf_conntrack_max = 655350 net.netfilter.nf_conntrack_tcp_timeout_established = 1200 \u7136\u540e\u4fee\u6539\/etc\/sysconfig\/iptables-config \u6ce8\u610f\u5982\u4e0b\u4e24\u884c IPTABLES_MODULES=&#8221;ip_conntrack&#8221; IPTABLES_SYSCTL_LOAD_LIST=&#8221;.nf_conntrack&#8221; \u4e4b\u540e\u91cd\u65b0 iptables.<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[92],"tags":[],"class_list":["post-7250","post","type-post","status-publish","format-standard","hentry","category-iptables"],"_links":{"self":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/7250","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7250"}],"version-history":[{"count":3,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/7250\/revisions"}],"predecessor-version":[{"id":7253,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/7250\/revisions\/7253"}],"wp:attachment":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}