Nginx \u65e5\u5fd7\u5bf9\u4e8e\u5927\u90e8\u5206\u4eba\u6765\u8bf4\u662f\u4e2a\u672a\u88ab\u53d1\u6398\u7684\u5b9d\u85cf\uff0c\u603b\u7ed3\u4e4b\u524d\u505a\u67d0\u65e5\u5fd7\u5206\u6790\u7cfb\u7edf\u7684\u7ecf\u9a8c\uff0c\u548c\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b Nginx \u65e5\u5fd7\u7684\u7eaf\u624b\u5de5\u5206\u6790\u65b9\u5f0f\u3002<\/p>\n

Nginx \u65e5\u5fd7\u76f8\u5173\u914d\u7f6e\u6709 2 \u4e2a\u5730\u65b9\uff1aaccess_log \u548c log_format \u3002<\/p>\n

\u9ed8\u8ba4\u7684\u683c\u5f0f\uff1a<\/strong><\/span><\/div>\n
access_log \/data\/logs\/nginx-access.log;\r\n\r\nlog_format old '$remote_addr [$time_local] $status $request_time $body_bytes_sent '\r\n '\"$request\" \"$http_referer\" \"$http_user_agent\"';<\/pre>\n
\u76f8\u4fe1\u5927\u90e8\u5206\u7528\u8fc7 Nginx \u7684\u4eba\u5bf9\u9ed8\u8ba4 Nginx \u65e5\u5fd7\u683c\u5f0f\u914d\u7f6e\u90fd\u5f88\u719f\u6089\uff0c\u5bf9\u65e5\u5fd7\u7684\u5185\u5bb9\u4e5f\u5f88\u719f\u6089\u3002\u4f46\u662f\u9ed8\u8ba4\u914d\u7f6e\u548c\u683c\u5f0f\u867d\u7136\u53ef\u8bfb\uff0c\u4f46\u662f\u96be\u4ee5\u8ba1\u7b97\u3002<\/p>\n
Nginx \u65e5\u5fd7\u5237\u76d8\u76f8\u5173\u7b56\u7565\u53ef\u914d\u7f6e\uff1a<\/strong><\/span><\/div>\n
\u6bd4\u5982\uff0c\u8bbe\u7f6e buffer\uff0cbuffer \u6ee1 32k \u624d\u5237\u76d8\uff1b\u5047\u5982 buffer \u4e0d\u6ee1 5s \u949f\u5f3a\u5236\u5237\u76d8\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n
access_log \/data\/logs\/nginx-access.log buffer=32k flush=5s;<\/pre>\n
\u8fd9\u51b3\u5b9a\u4e86\u662f\u5426\u5b9e\u65f6\u770b\u5230\u65e5\u5fd7\u4ee5\u53ca\u65e5\u5fd7\u5bf9\u78c1\u76d8 IO \u7684\u5f71\u54cd\u3002<\/p>\n
Nginx \u65e5\u5fd7\u80fd\u591f\u8bb0\u5f55\u7684\u53d8\u91cf\u8fd8\u6709\u5f88\u591a\u6ca1\u51fa\u73b0\u5728\u9ed8\u8ba4\u914d\u7f6e\u4e2d\uff1a<\/strong><\/span><\/div>\n
\u6bd4\u5982\uff1a<\/p>\n
\n
\u8bf7\u6c42\u6570\u636e\u5927\u5c0f\uff1a$request_length<\/li>\n
\u8fd4\u56de\u6570\u636e\u5927\u5c0f\uff1a$bytes_sent<\/li>\n
\u8bf7\u6c42\u8017\u65f6\uff1a$request_time<\/li>\n
\u6240\u7528\u8fde\u63a5\u5e8f\u53f7\uff1a$connection<\/li>\n
\u5f53\u524d\u8fde\u63a5\u53d1\u751f\u8bf7\u6c42\u6570\uff1a$connection_requests<\/li>\n<\/ul>\n
Nginx \u7684\u9ed8\u8ba4\u683c\u5f0f\u4e0d\u53ef\u8ba1\u7b97\uff0c\u9700\u8981\u60f3\u529e\u6cd5\u8f6c\u6362\u6210\u53ef\u8ba1\u7b97\u683c\u5f0f\uff0c\u6bd4\u5982\u7528\u63a7\u5236\u5b57\u7b26 ^A (Mac \u4e0b ctrl+v ctrl+a \u6253\u51fa)\u5206\u5272\u6bcf\u4e2a\u5b57\u6bb5\u3002<\/p>\n
log_format \u7684\u683c\u5f0f\u53ef\u4ee5\u53d8\u6210\u8fd9\u6837\uff1a<\/strong><\/span><\/div>\n
log_format new '$remote_addr^A$http_x_forwarded_for^A$host^A$time_local^A$status^A'\r\n '$request_time^A$request_length^A$bytes_sent^A$http_referer^A$request^A$http_user_agent';<\/pre>\n
\u8fd9\u6837\u4e4b\u540e\u5c31\u901a\u8fc7\u5e38\u89c1\u7684 Linux \u547d\u4ee4\u884c\u5de5\u5177\u8fdb\u884c\u5206\u6790\u4e86\uff1a<\/strong><\/span><\/div>\n
\u67e5\u627e\u8bbf\u95ee\u9891\u7387\u6700\u9ad8\u7684 URL \u548c\u6b21\u6570\uff1a<\/p>\n
cat access.log | awk -F \u2018^A\u2019 \u2018{print $10}\u2019 | sort | uniq -c<\/pre>\n
\u67e5\u627e\u5f53\u524d\u65e5\u5fd7\u6587\u4ef6 500 \u9519\u8bef\u7684\u8bbf\u95ee\uff1a<\/p>\n
cat access.log | awk -F \u2018^A\u2019 \u2018{if($5 == 500) print $0}\u2019<\/pre>\n
\u67e5\u627e\u5f53\u524d\u65e5\u5fd7\u6587\u4ef6 500 \u9519\u8bef\u7684\u6570\u91cf\uff1a<\/p>\n
cat access.log | awk -F \u2018^A\u2019 \u2018{if($5 == 500) print $0}\u2019 | wc -l<\/pre>\n
\u67e5\u627e\u67d0\u4e00\u5206\u949f\u5185 500 \u9519\u8bef\u8bbf\u95ee\u7684\u6570\u91cf:<\/p>\n
cat access.log | awk -F \u2018^A\u2019 \u2018{if($5 == 500) print $0}\u2019 | grep \u201909:00\u2019 | wc-l<\/pre>\n
\u67e5\u627e\u8017\u65f6\u8d85\u8fc7 1s \u7684\u6162\u8bf7\u6c42\uff1a<\/p>\n
tail -f access.log | awk -F \u2018^A\u2019 \u2018{if($6>1) print $0}\u2019<\/pre>\n
\u5047\u5982\u53ea\u60f3\u67e5\u770b\u67d0\u4e9b\u4f4d\uff1a<\/p>\n
tail -f access.log | awk -F \u2018^A\u2019 \u2018{if($6>1) print $3\u2033|\u201d$4}\u2019<\/pre>\n
\u67e5\u627e 502 \u9519\u8bef\u6700\u591a\u7684 URL\uff1a<\/p>\n
cat access.log | awk -F \u2018^A\u2019 \u2018{if($5==502) print $11}\u2019 | sort | uniq -c<\/pre>\n
\u67e5\u627e 200 \u7a7a\u767d\u9875<\/p>\n
cat access.log | awk -F \u2018^A\u2019 \u2018{if($5==200 && $8 < 100) print $3\u2033|\u201d$4\u2033|\u201d$11\u2033|\u201d$6}\u2019<\/pre>\n
\u67e5\u770b\u5b9e\u65f6\u65e5\u5fd7\u6570\u636e\u6d41<\/p>\n
tail -f access.log | cat -e<\/pre>\n
\u6216\u8005<\/p>\n
tail -f access.log | tr \u2018^A\u2019 \u2018|\u2019<\/pre>\n
\u603b\u7ed3<\/strong><\/div>\n
\u7167\u7740\u8fd9\u4e2a\u601d\u8def\u53ef\u4ee5\u505a\u5f88\u591a\u5176\u4ed6\u5206\u6790\uff0c\u6bd4\u5982 UA \u6700\u591a\u7684\u8bbf\u95ee\uff1b\u8bbf\u95ee\u9891\u7387\u6700\u9ad8\u7684 IP\uff1b\u8bf7\u6c42\u8017\u65f6\u5206\u6790\uff1b\u8bf7\u6c42\u8fd4\u56de\u5305\u5927\u5c0f\u5206\u6790\uff1b\u7b49\u7b49\u3002<\/p>\n
\u8fd9\u5c31\u662f\u4e00\u4e2a\u5927\u578b Web \u65e5\u5fd7\u5206\u6790\u7cfb\u7edf\u7684\u539f\u578b\uff0c\u8fd9\u6837\u7684\u683c\u5f0f\u4e5f\u662f\u975e\u5e38\u65b9\u4fbf\u8fdb\u884c\u540e\u7eed\u5927\u89c4\u6a21 batching \u548c streaming \u8ba1\u7b97\u3002<\/p>\n
\n
\u539f\u6587\u6765\u81ea\uff1ahttps:\/\/linux.cn\/article-5761-1.html<\/a><\/p>\n
\u672c\u6587\u5730\u5740\uff1a http:\/\/lrxjmw.cn\/nginx-log.html<\/a>\u7f16\u8f91\u5458\uff1a\u5f20\u96c4\uff0c\u5ba1\u6838\u5458\uff1a\u9004\u589e\u5b9d<\/span><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"
Nginx \u65e5\u5fd7\u5bf9\u4e8e\u5927\u90e8\u5206\u4eba\u6765\u8bf4\u662f\u4e2a\u672a\u88ab\u53d1\u6398\u7684\u5b9d\u85cf\uff0c\u603b\u7ed3\u4e4b\u524d\u505a\u67d0\u65e5\u5fd7\u5206\u6790\u7cfb\u7edf\u7684\u7ecf\u9a8c\uff0c\u548c\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b Nginx \u65e5\u5fd7\u7684\u7eaf\u624b\u5de5\u5206\u6790\u65b9\u5f0f\u3002<\/p>\n","protected":false},"author":643,"featured_media":52113,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-51812","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/51812","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/643"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=51812"}],"version-history":[{"count":13,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/51812\/revisions"}],"predecessor-version":[{"id":273934,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/51812\/revisions\/273934"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/52113"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=51812"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=51812"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=51812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}