{"id":478,"date":"2019-10-02T22:20:44","date_gmt":"2019-10-02T14:20:44","guid":{"rendered":"https:\/\/broso.synology.me\/wordpress\/?p=478"},"modified":"2021-07-28T15:48:34","modified_gmt":"2021-07-28T07:48:34","slug":"%e8%a7%a3%e6%b1%ba-rt-ac86u-kernel-%e4%b8%80%e7%9b%b4%e7%94%a2%e7%94%9f-nf_conntrack-table-full-%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/cychien.tw\/wordpress\/2019\/10\/02\/%e8%a7%a3%e6%b1%ba-rt-ac86u-kernel-%e4%b8%80%e7%9b%b4%e7%94%a2%e7%94%9f-nf_conntrack-table-full-%e5%95%8f%e9%a1%8c\/","title":{"rendered":"\u89e3\u6c7a RT-AC86U \bKernel \u4e00\u76f4\u7522\u751f nf_conntrack table full \u554f\u984c"},"content":{"rendered":"<p>\u4e00\u6a23\u662f\u5beb\u4f86\u81ea\u5df1\u8a18\u9304\u7528\u7684<\/p>\n<p>\u67d0\u5929\u6aa2\u8996RT-AC86U\u7684syslog\u767c\u73fe\u4e00\u76f4\u51fa\u73fe\u4ee5\u4e0b\u8a0a\u606f\u3002Google\u4e86\u4e00\u4e0b\u767c\u73fe\u61c9\u8a72\u662fkernel\u4e2d\u6709\u95dcFirewall rule\u7684hash table\u8a2d\u5b9a\u904e\u5c0f\uff0c\u7576\u9023\u7dda\u6578\u91cf\u5927\u6642\uff0c\u5c31\u5bb9\u6613\u51fa\u73fe\u4e0b\u5217\u8a0a\u606f\u3002<\/p>\n<pre>Oct 2 21:56:02 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:02 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:02 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:02 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:02 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:03 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:03 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:03 kernel: nf_conntrack: expectation table full\r\nOct 2 21:56:03 kernel: nf_conntrack: expectation table full\r\n<!--more--><\/pre>\n<p>\u4f5c\u6cd5\u662f\u8abf\u6574kernel\u53c3\u6578\u5982\u4e0b\uff0c\u4e26\u4e14\u6700\u5f8c\u91cd\u555fconntrack\u670d\u52d9<\/p>\n<pre>echo 4096 &gt; \/proc\/sys\/net\/netfilter\/nf_conntrack_expect_max\r\necho 300000 &gt; \/proc\/sys\/net\/netfilter\/nf_conntrack_max\r\necho 120 &gt; \/proc\/sys\/net\/netfilter\/nf_conntrack_generic_timeout\r\necho 1800 &gt; \/proc\/sys\/net\/netfilter\/nf_conntrack_tcp_timeout_established\r\nservice restart_conntrack<\/pre>\n<p>\u518d\u642d\u914d\u4e0a \/jffs\/scripts\/service-start\uff0c\u8a2d\u5b9a\u65bc\u6a5f\u5668\u555f\u52d5\uff0c\u4e14\u670d\u52d9\u4e5f\u555f\u52d5\u5b8c\u7562\u6642\uff0c\u91cd\u65b0\u5c07\u4e0a\u8ff0\u53c3\u6578\u8abf\u6574\u4e00\u6b21\u3002<\/p>\n<p>\u4f9d\u6a23\u756b\u846b\u8606\u4e4b\u5f8c\uff0ckernel log\u5df2\u66ab\u6642\u4e0d\u518d\u51fa\u8a0a\u606f\uff0c\u8a18\u9304\u4e0b\u4f86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u6a23\u662f\u5beb\u4f86\u81ea\u5df1\u8a18\u9304\u7528\u7684 \u67d0\u5929\u6aa2\u8996RT-AC86U\u7684syslog\u767c\u73fe\u4e00\u76f4\u51fa\u73fe\u4ee5\u4e0b\u8a0a\u606f\u3002Google\u4e86\u4e00\u4e0b\u767c\u73fe\u61c9\u8a72 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-478","post","type-post","status-publish","format-standard","hentry","category-ittech"],"_links":{"self":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts\/478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/comments?post=478"}],"version-history":[{"count":7,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts\/478\/revisions"}],"predecessor-version":[{"id":541,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts\/478\/revisions\/541"}],"wp:attachment":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/media?parent=478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/categories?post=478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/tags?post=478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}