{"id":62873,"date":"2025-04-29T10:27:03","date_gmt":"2025-04-29T02:27:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/62873\/"},"modified":"2025-04-29T10:27:03","modified_gmt":"2025-04-29T02:27:03","slug":"linux%e4%b8%adtail%e5%91%bd%e4%bb%a4%e8%af%a6%e8%a7%a3-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/62873\/","title":{"rendered":"Linux\u4e2dtail\u547d\u4ee4\u8be6\u89e3"},"content":{"rendered":"<blockquote><p>\n  tail\u547d\u4ee4\u662f\u4e00\u4e2a\u5728linux\u548cunix\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7528\u4e8e\u663e\u793a\u6587\u4ef6\u7684\u672b\u5c3e\u5185\u5bb9\uff0c\u53ef\u4ee5\u4ece\u6587\u4ef6\u7684\u6700\u540e\u4e00\u884c\u5f00\u59cb\u663e\u793a\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u663e\u793a\u6587\u4ef6\u7684\u6700\u540e10\u884c\uff0c\u57fa\u672c\u8bed\u6cd5\u4e3a\u201ctail [\u9009\u9879] [\u6587\u4ef6]\u201d\uff0ctail\u547d\u4ee4\u9ed8\u8ba4\u4ee5\u884c\u4e3a\u5355\u4f4d\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f46\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5176\u4ed6\u9009\u9879\u6765\u6539\u53d8\u5355\u4f4d\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202401\/25\/2024012511355617179.jpg\" class=\"aligncenter\" title=\"Linux\u4e2dtail\u547d\u4ee4\u8be6\u89e3\u63d2\u56fe\" alt=\"Linux\u4e2dtail\u547d\u4ee4\u8be6\u89e3\u63d2\u56fe\" \/><\/p>\n<p>tail\u547d\u4ee4\u662f\u4e00\u4e2a\u5728Linux\u548cUnix\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7528\u4e8e\u663e\u793a\u6587\u4ef6\u7684\u672b\u5c3e\u5185\u5bb9\u3002\u5b83\u53ef\u4ee5\u4ece\u6587\u4ef6\u7684\u6700\u540e\u4e00\u884c\u5f00\u59cb\u663e\u793a\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u663e\u793a\u6587\u4ef6\u7684\u6700\u540e10\u884c\u3002<\/p>\n<p>tail\u547d\u4ee4\u7684\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>tail [\u9009\u9879] [\u6587\u4ef6]<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5e38\u7528\u7684\u9009\u9879\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>-n \uff1a\u6307\u5b9a\u8981\u663e\u793a\u7684\u884c\u6570\u3002\u4f8b\u5982\uff0ctail -n 20 file.txt\u5c06\u663e\u793a\u6587\u4ef6file.txt\u7684\u6700\u540e20\u884c\u3002<\/li>\n<li>-f\uff1a\u5b9e\u65f6\u8ffd\u8e2a\u6587\u4ef6\u7684\u53d8\u5316\uff0c\u5e76\u6301\u7eed\u663e\u793a\u65b0\u589e\u7684\u5185\u5bb9\u3002\u9002\u7528\u4e8e\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u7b49\u52a8\u6001\u66f4\u65b0\u7684\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684tail\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<ol>\n<li>\u663e\u793a\u6587\u4ef6\u7684\u6700\u540e10\u884c\uff1a<\/li>\n<\/ol>\n<pre>   tail file.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u663e\u793a\u6587\u4ef6\u7684\u6700\u540e20\u884c\uff1a<\/li>\n<\/ol>\n<pre>   tail -n 20 file.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u5b9e\u65f6\u8ffd\u8e2a\u6587\u4ef6\u7684\u53d8\u5316\uff1a<\/li>\n<\/ol>\n<pre>   tail -f log.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u663e\u793a\u591a\u4e2a\u6587\u4ef6\u7684\u6700\u540e\u51e0\u884c\uff1a<\/li>\n<\/ol>\n<pre>   tail -n 5 file1.txt file2.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0ctail\u547d\u4ee4\u9ed8\u8ba4\u4ee5\u884c\u4e3a\u5355\u4f4d\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f46\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5176\u4ed6\u9009\u9879\u6765\u6539\u53d8\u5355\u4f4d\uff0c\u4f8b\u5982\u4ee5\u5b57\u8282\uff08-c\uff09\u6216\u5757\u6570\uff08-b\uff09\u4e3a\u5355\u4f4d\u3002<\/p>\n<p>\u6b64\u5916\uff0ctail\u547d\u4ee4\u8fd8\u652f\u6301\u4e00\u4e9b\u5176\u4ed6\u7684\u9009\u9879\u548c\u53c2\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528man tail\u547d\u4ee4\u67e5\u770b\u5b8c\u6574\u7684\u5e2e\u52a9\u6587\u6863\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u4e2dtail\u547d\u4ee4\u8be6\u89e3\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>tail\u547d\u4ee4\u662f\u4e00\u4e2a\u5728linux\u548cunix\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7528\u4e8e\u663e\u793a\u6587\u4ef6\u7684\u672b\u5c3e\u5185\u5bb9\uff0c\u53ef\u4ee5\u4ece\u6587\u4ef6\u7684\u6700\u540e\u4e00\u884c\u5f00\u59cb\u663e\u793a\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u663e\u793a\u6587\u4ef6\u7684\u6700\u540e10\u884c\uff0c\u57fa\u672c\u8bed\u6cd5\u4e3a\u201ctail [\u9009\u9879] [\u6587\u4ef6]\u201d\uff0ctail\u547d\u4ee4\u9ed8\u8ba4\u4ee5\u884c\u4e3a\u5355\u4f4d\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f46\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5176\u4ed6\u9009\u9879\u6765\u6539\u53d8\u5355\u4f4d\u3002 tail\u547d\u4ee4\u662f\u4e00\u4e2a\u5728Linux\u548cUnix\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7528\u4e8e\u663e\u793a\u6587\u4ef6\u7684\u672b\u5c3e\u5185\u5bb9\u3002\u5b83\u53ef\u4ee5\u4ece\u6587\u4ef6\u7684\u6700\u540e\u4e00\u884c\u5f00\u59cb\u663e\u793a\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u663e\u793a\u6587\u4ef6\u7684\u6700\u540e10\u884c\u3002 tail\u547d\u4ee4\u7684\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a tail [\u9009\u9879] [\u6587\u4ef6] \u767b\u5f55\u540e\u590d\u5236 \u5e38\u7528\u7684\u9009\u9879\u5305\u62ec\uff1a -n \uff1a\u6307\u5b9a\u8981\u663e\u793a\u7684\u884c\u6570\u3002\u4f8b\u5982\uff0ctail -n 20 file.txt\u5c06\u663e\u793a\u6587\u4ef6file.txt\u7684\u6700\u540e20\u884c\u3002 -f\uff1a\u5b9e\u65f6\u8ffd\u8e2a\u6587\u4ef6\u7684\u53d8\u5316\uff0c\u5e76\u6301\u7eed\u663e\u793a\u65b0\u589e\u7684\u5185\u5bb9\u3002\u9002\u7528\u4e8e\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u7b49\u52a8\u6001\u66f4\u65b0\u7684\u6587\u4ef6\u3002 \u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684tail\u547d\u4ee4\u7684\u793a\u4f8b\uff1a \u663e\u793a\u6587\u4ef6\u7684\u6700\u540e10\u884c\uff1a tail file.txt \u767b\u5f55\u540e\u590d\u5236 \u663e\u793a\u6587\u4ef6\u7684\u6700\u540e20\u884c\uff1a tail -n 20 file.txt \u767b\u5f55\u540e\u590d\u5236 \u5b9e\u65f6\u8ffd\u8e2a\u6587\u4ef6\u7684\u53d8\u5316\uff1a tail -f log.txt \u767b\u5f55\u540e\u590d\u5236 \u663e\u793a\u591a\u4e2a\u6587\u4ef6\u7684\u6700\u540e\u51e0\u884c\uff1a tail -n 5 file1.txt file2.txt \u767b\u5f55\u540e\u590d\u5236 \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0ctail\u547d\u4ee4\u9ed8\u8ba4\u4ee5\u884c\u4e3a\u5355\u4f4d\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f46\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5176\u4ed6\u9009\u9879\u6765\u6539\u53d8\u5355\u4f4d\uff0c\u4f8b\u5982\u4ee5\u5b57\u8282\uff08-c\uff09\u6216\u5757\u6570\uff08-b\uff09\u4e3a\u5355\u4f4d\u3002 \u6b64\u5916\uff0ctail\u547d\u4ee4\u8fd8\u652f\u6301\u4e00\u4e9b\u5176\u4ed6\u7684\u9009\u9879\u548c\u53c2\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528man tail\u547d\u4ee4\u67e5\u770b\u5b8c\u6574\u7684\u5e2e\u52a9\u6587\u6863\u3002 \u4ee5\u4e0a\u5c31\u662fLinux\u4e2dtail\u547d\u4ee4\u8be6\u89e3\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-62873","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=62873"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/62873\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=62873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=62873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=62873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}