{"id":44842,"date":"2024-10-06T18:36:17","date_gmt":"2024-10-06T10:36:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44842\/"},"modified":"2024-10-06T18:36:17","modified_gmt":"2024-10-06T10:36:17","slug":"linux-%e5%91%bd%e4%bb%a4%ef%bc%9atail-%e8%bc%b8%e5%87%ba%e6%96%87%e4%bb%b6%e7%9a%84%e6%9c%80%e5%be%8c%e9%83%a8%e5%88%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44842\/","title":{"rendered":"Linux \u547d\u4ee4\uff1atail &#8211; \u8f38\u51fa\u6587\u4ef6\u7684\u6700\u5f8c\u90e8\u5206"},"content":{"rendered":"<h1 id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9atail-%e8%bc%b8%e5%87%ba%e6%96%87%e4%bb%b6%e7%9a%84%e6%9c%80%e5%be%8c%e9%83%a8%e5%88%86-bDECeeNjLg\">Linux \u547d\u4ee4\uff1atail &#8211; \u8f38\u51fa\u6587\u4ef6\u7684\u6700\u5f8c\u90e8\u5206<\/h1>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u8655\u7406\u6587\u4ef6\u7684\u547d\u4ee4\u884c\u5de5\u5177\u662f\u7cfb\u7d71\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u65e5\u5e38\u5de5\u4f5c\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5176\u4e2d\uff0c<code>tail<\/code> \u547d\u4ee4\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u5de5\u5177\uff0c\u5c08\u9580\u7528\u4f86\u986f\u793a\u6587\u4ef6\u7684\u6700\u5f8c\u5e7e\u884c\u5167\u5bb9\u3002\u9019\u5728\u67e5\u770b\u65e5\u8a8c\u6587\u4ef6\u6216\u76e3\u63a7\u6587\u4ef6\u8b8a\u5316\u6642\u7279\u5225\u6709\u7528\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e7%94%a8%e6%b3%95-bDECeeNjLg\">\u57fa\u672c\u7528\u6cd5<\/h2>\n<p><code>tail<\/code> \u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>tail [\u9078\u9805] [\u6587\u4ef6\u540d]<\/code><\/pre>\n<p>\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0c<code>tail<\/code> \u6703\u986f\u793a\u6587\u4ef6\u7684\u6700\u5f8c 10 \u884c\u3002\u5982\u679c\u4f60\u60f3\u67e5\u770b\u7279\u5b9a\u7684\u884c\u6578\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>-n<\/code> \u9078\u9805\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u770b\u6700\u5f8c 20 \u884c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>tail -n 20 filename.txt<\/code><\/pre>\n<h2 id=\"%e5%b8%b8%e7%94%a8%e9%81%b8%e9%a0%85-bDECeeNjLg\">\u5e38\u7528\u9078\u9805<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u884c\u6578\u9078\u9805\uff0c<code>tail<\/code> \u9084\u63d0\u4f9b\u4e86\u591a\u7a2e\u5176\u4ed6\u9078\u9805\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\uff1a<\/p>\n<ul>\n<li><code>-f<\/code>\uff1a\u6301\u7e8c\u76e3\u63a7\u6587\u4ef6\u7684\u8b8a\u5316\uff0c\u9069\u5408\u7528\u65bc\u5be6\u6642\u67e5\u770b\u65e5\u8a8c\u6587\u4ef6\u3002<\/li>\n<li><code>-c<\/code>\uff1a\u986f\u793a\u6587\u4ef6\u7684\u6700\u5f8c\u5e7e\u500b\u5b57\u7bc0\u3002\u4f8b\u5982\uff0c<code>tail -c 100 filename.txt<\/code> \u6703\u986f\u793a\u6587\u4ef6\u7684\u6700\u5f8c 100 \u500b\u5b57\u7bc0\u3002<\/li>\n<li><code>-q<\/code>\uff1a\u5728\u986f\u793a\u591a\u500b\u6587\u4ef6\u6642\uff0c\u4e0d\u986f\u793a\u6587\u4ef6\u540d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-bDECeeNjLg\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u5728\u5be6\u969b\u5de5\u4f5c\u4e2d\uff0c<code>tail<\/code> \u547d\u4ee4\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u898b\u7684\u4f8b\u5b50\uff1a<\/p>\n<h3 id=\"1-%e7%9b%a3%e6%8e%a7%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6-bDECeeNjLg\">1. \u76e3\u63a7\u65e5\u8a8c\u6587\u4ef6<\/h3>\n<p>\u7cfb\u7d71\u7ba1\u7406\u54e1\u7d93\u5e38\u9700\u8981\u76e3\u63a7\u7cfb\u7d71\u65e5\u8a8c\u6587\u4ef6\uff0c\u4ee5\u4fbf\u53ca\u6642\u767c\u73fe\u554f\u984c\u3002\u4f7f\u7528 <code>tail -f<\/code> \u547d\u4ee4\u53ef\u4ee5\u5be6\u6642\u67e5\u770b\u65e5\u8a8c\u7684\u6700\u65b0\u8f38\u51fa\uff1a<\/p>\n<pre><code>tail -f \/var\/log\/syslog<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u7576\u6709\u65b0\u7684\u65e5\u8a8c\u689d\u76ee\u88ab\u5beb\u5165\u6642\uff0c\u7d42\u7aef\u6703\u81ea\u52d5\u66f4\u65b0\u986f\u793a\u6700\u65b0\u7684\u5167\u5bb9\u3002<\/p>\n<h3 id=\"2-%e6%9f%a5%e7%9c%8b%e5%a4%a7%e6%96%87%e4%bb%b6%e7%9a%84%e7%b5%90%e5%b0%be-bDECeeNjLg\">2. \u67e5\u770b\u5927\u6587\u4ef6\u7684\u7d50\u5c3e<\/h3>\n<p>\u5c0d\u65bc\u4e00\u4e9b\u5927\u578b\u6587\u4ef6\uff0c\u76f4\u63a5\u6253\u958b\u67e5\u770b\u53ef\u80fd\u4e0d\u592a\u65b9\u4fbf\u3002\u4f7f\u7528 <code>tail<\/code> \u53ef\u4ee5\u5feb\u901f\u67e5\u770b\u6587\u4ef6\u7684\u7d50\u5c3e\u90e8\u5206\uff1a<\/p>\n<pre><code>tail filename.log<\/code><\/pre>\n<h3 id=\"3-%e7%b5%90%e5%90%88%e5%85%b6%e4%bb%96%e5%91%bd%e4%bb%a4%e4%bd%bf%e7%94%a8-bDECeeNjLg\">3. \u7d50\u5408\u5176\u4ed6\u547d\u4ee4\u4f7f\u7528<\/h3>\n<p><code>tail<\/code> \u547d\u4ee4\u4e5f\u53ef\u4ee5\u8207\u5176\u4ed6\u547d\u4ee4\u7d50\u5408\u4f7f\u7528\uff0c\u4f8b\u5982\u4f7f\u7528\u7ba1\u9053\u5c07\u8f38\u51fa\u50b3\u905e\u7d66 <code>grep<\/code> \u9032\u884c\u904e\u6ffe\uff1a<\/p>\n<pre><code>tail -f \/var\/log\/syslog | grep \"error\"<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5be6\u6642\u76e3\u63a7\u65e5\u8a8c\u4e2d\u51fa\u73fe\u7684\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e5%b0%8f%e7%b5%90-bDECeeNjLg\">\u5c0f\u7d50<\/h2>\n<p>\u7e3d\u7684\u4f86\u8aaa\uff0c<code>tail<\/code> \u547d\u4ee4\u662f\u4e00\u500b\u5f37\u5927\u4e14\u9748\u6d3b\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u67e5\u770b\u6587\u4ef6\u7684\u6700\u5f8c\u90e8\u5206\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u65e5\u8a8c\u6587\u4ef6\u548c\u76e3\u63a7\u7cfb\u7d71\u72c0\u614b\u6642\u3002\u638c\u63e1\u9019\u500b\u547d\u4ee4\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u5c07\u5927\u5927\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u4f60\u5c0d\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u6709\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u9748\u6d3b\u7684 <a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a>\uff0c\u90fd\u80fd\u5728\u6211\u5011\u7684\u7db2\u7ad9\u4e0a\u627e\u5230\u5408\u9069\u7684\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 Linux \u547d\u4ee4 tail\uff0c\u8f15\u9b06\u8f38\u51fa\u6587\u4ef6\u7684\u6700\u5f8c\u90e8\u5206\uff0c\u4fbf\u65bc\u5feb\u901f\u67e5\u770b\u6700\u65b0\u5167\u5bb9\u548c\u65e5\u8a8c\u4fe1\u606f\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44842","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44842"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44842\/revisions"}],"predecessor-version":[{"id":44843,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44842\/revisions\/44843"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}