{"id":20543,"date":"2025-04-19T03:27:42","date_gmt":"2025-04-18T19:27:42","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/20543.html"},"modified":"2025-04-19T03:27:42","modified_gmt":"2025-04-18T19:27:42","slug":"%e3%80%90%e8%bf%87%e6%97%b6%e6%8a%80%e6%9c%af%e3%80%91%e5%a6%82%e4%bd%95%e6%a3%80%e6%9f%a5%e7%ab%af%e5%8f%a3%e5%8d%a0%e7%94%a8%ef%bc%9anetstat%e5%92%8clsof%e6%8c%87%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/20543.html","title":{"rendered":"\u3010\u8fc7\u65f6\u6280\u672f\u3011\u5982\u4f55\u68c0\u67e5\u7aef\u53e3\u5360\u7528\uff1anetstat\u548clsof\u6307\u4ee4"},"content":{"rendered":"<p>\u8be5\u6280\u672f\u5df2\u7ecf\u8fc7\u65f6-2025\u5e7404\u670815\u65e511:53:35<\/p>\n<p>\u5728\u7f51\u7edc\u6545\u969c\u6392\u67e5\u548c\u7cfb\u7edf\u7ba1\u7406\u4e2d&#xff0c;\u68c0\u67e5\u7aef\u53e3\u5360\u7528\u60c5\u51b5\u662f\u4e00\u9879\u5e38\u89c1\u4e14\u91cd\u8981\u7684\u4efb\u52a1\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 netstat \u548c lsof \u8fd9\u4e24\u4e2a\u5f3a\u5927\u7684\u5de5\u5177\u6765\u68c0\u67e5\u7aef\u53e3\u5360\u7528\u548c\u76f8\u5173\u670d\u52a1\u3002<\/p>\n<h2>1. \u4f7f\u7528 netstat \u67e5\u770b\u7aef\u53e3\u5360\u7528<\/h2>\n<p>netstat (network statistics) \u662f\u4e00\u4e2a\u7528\u4e8e\u663e\u793a\u7f51\u7edc\u8fde\u63a5\u3001\u8def\u7531\u8868\u3001\u63a5\u53e3\u7edf\u8ba1\u7b49\u4fe1\u606f\u7684\u547d\u4ee4\u884c\u5de5\u5177\u3002<\/p>\n<h3>1.1 \u6700\u5e38\u7528\u7684 netstat \u547d\u4ee4<\/h3>\n<p><span class=\"token function\">netstat<\/span> -an<\/p>\n<p>\u8fd9\u662f\u6700\u5e38\u7528\u7684\u5f62\u5f0f&#xff0c;\u8ba9\u6211\u4eec\u89e3\u6790\u5176\u53c2\u6570&#xff1a;<\/p>\n<p>-a: \u663e\u793a\u6240\u6709\u8fde\u63a5\u548c\u76d1\u542c\u7aef\u53e3 -n: \u4ee5\u6570\u5b57\u5f62\u5f0f\u663e\u793a\u5730\u5740\u548c\u7aef\u53e3\u53f7&#xff0c;\u800c\u4e0d\u662f\u5c1d\u8bd5\u89e3\u6790\u4e3b\u673a\u540d\u3001\u670d\u52a1\u540d\u6216\u7aef\u53e3\u540d \u8fd9\u4e2a\u547d\u4ee4\u4f1a\u663e\u793a\u6240\u6709\u7684\u7f51\u7edc\u8fde\u63a5&#xff0c;\u5305\u62ec TCP\u3001UDP&#xff0c;\u4ee5\u53ca\u5904\u4e8e LISTEN \u72b6\u6001\u7684\u7aef\u53e3\u3002<\/p>\n<h3>1.2 \u67e5\u770b\u5360\u7528\u7aef\u53e3\u7684\u8fdb\u7a0b<\/h3>\n<p>\u5982\u679c\u4f60\u60f3\u77e5\u9053\u54ea\u4e9b\u8fdb\u7a0b\u5360\u7528\u4e86\u7aef\u53e3&#xff0c;\u53ef\u4ee5\u6dfb\u52a0 -p \u53c2\u6570&#xff1a;<\/p>\n<p>sudo netstat -anp<\/p>\n<p>\u6ce8\u610f&#xff1a;\u4f7f\u7528 -p \u901a\u5e38\u9700\u8981 root \u6743\u9650\u3002<\/p>\n<p>1.3 netstat \u8f93\u51fa\u89e3\u6790<\/p>\n<h3>\u8fd0\u884c netstat -anp \u540e&#xff0c;\u4f60\u4f1a\u770b\u5230\u7c7b\u4f3c\u4ee5\u4e0b\u7684\u8f93\u51fa&#xff1a;<\/h3>\n<p>Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID\/Program name<br \/>\ntcp        <span class=\"token number\">0<\/span>      <span class=\"token number\">0<\/span> <span class=\"token number\">0.0<\/span>.0.0:22              <span class=\"token number\">0.0<\/span>.0.0:*               LISTEN      <span class=\"token number\">1234<\/span>\/sshd<br \/>\ntcp6       <span class=\"token number\">0<\/span>      <span class=\"token number\">0<\/span> :::80                   :::*                    LISTEN      <span class=\"token number\">5678<\/span>\/nginx<br \/>\nudp        <span class=\"token number\">0<\/span>      <span class=\"token number\">0<\/span> <span class=\"token number\">0.0<\/span>.0.0:68              <span class=\"token number\">0.0<\/span>.0.0:*                           <span class=\"token number\">910<\/span>\/dhclient<\/p>\n<ul>\n<li>Proto: \u534f\u8bae(TCP \u6216 UDP)<\/li>\n<li>Recv-Q \u548c Send-Q: \u63a5\u6536\u961f\u5217\u548c\u53d1\u9001\u961f\u5217\u4e2d\u7684\u5b57\u8282\u6570<\/li>\n<li>Local Address: \u672c\u5730\u5730\u5740\u548c\u7aef\u53e3\u53f7<\/li>\n<li>Foreign Address: \u8fdc\u7a0b\u5730\u5740\u548c\u7aef\u53e3\u53f7<\/li>\n<li>State: \u8fde\u63a5\u72b6\u6001(\u5982 LISTEN, ESTABLISHED \u7b49)<\/li>\n<li>PID\/Program name: \u4f7f\u7528\u8be5\u8fde\u63a5\u7684\u8fdb\u7a0bID\u548c\u8fdb\u7a0b\u540d\u79f0<\/li>\n<\/ul>\n<h3>1.4 \u5176\u4ed6\u6709\u7528\u7684 netstat \u53c2\u6570<\/h3>\n<p>-t: \u4ec5\u663e\u793a TCP \u8fde\u63a5 -u: \u4ec5\u663e\u793a UDP \u8fde\u63a5 -l: \u53ea\u663e\u793a\u76d1\u542c\u72b6\u6001(LISTEN)\u7684\u8fde\u63a5 \u8fd9\u4e9b\u53c2\u6570\u53ef\u4ee5\u7ec4\u5408\u4f7f\u7528&#xff0c;\u4f8b\u5982&#xff1a;<\/p>\n<h3>1.5 \u67e5\u770b\u7279\u5b9a\u7aef\u53e3<\/h3>\n<p>\u901a\u5e38&#xff0c;\u6211\u4eec\u7684netstat\u6307\u4ee4\u8981\u7ed3\u5408grep&#xff0c;\u6bd4\u5982\u6211\u4eec\u53ea\u60f3\u67e5\u770b\u7279\u5b9a\u7aef\u53e3(\u4f8b\u5982 8886)&#xff1a;<\/p>\n<p><span class=\"token function\">netstat<\/span> -an <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token number\">8886<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418192740-6802a7ace4603.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u53ef\u4ee5\u770b\u5230-an\u6307\u4ee4\u57fa\u672c\u4e0a\u53ea\u80fd\u770b\u5230\u7528\u4ec0\u4e48\u534f\u8bae&#xff0c;\u53ea\u662f\u77e5\u9053\u8fd9\u4e2a\u7aef\u53e3\u88ab\u5360\u7528\u4e86&#xff0c;\u8ba9\u6211\u4eec\u6765\u4f7f\u7528-anp<\/p>\n<p><span class=\"token function\">netstat<\/span> -anp <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token number\">8886<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418192741-6802a7ad069fc.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5982\u679c\u4f60\u662f\u666e\u901a\u7528\u6237\u7684\u8bdd&#xff0c;\u4f60\u53ef\u4ee5\u53d1\u73b0&#xff0c;\u4f60\u4ecd\u7136\u662f\u770b\u4e0d\u89c1\u7684<\/p>\n<p>\u666e\u901a\u7528\u6237\u9700\u8981\u63d0\u6743<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">netstat<\/span> -anp <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token number\">8886<\/span><\/p>\n<p>\u7136\u540e\u6211\u53ef\u4ee5\u770b\u5230\u8fdb\u7a0b\u53f7&#xff0c;\u4ee5\u53ca\u662fdocker\u7684\u670d\u52a1\u5360\u7528\u4e86ipv4\/ipv6\u534f\u8bae\u4e0b\u76848886\u7aef\u53e3 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418192741-6802a7ad1c773.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>2. \u4f7f\u7528 lsof \u67e5\u770b\u7aef\u53e3\u5360\u7528<\/h2>\n<p>lsof (List Open Files) \u662f\u53e6\u4e00\u4e2a\u5f3a\u5927\u7684\u5de5\u5177&#xff0c;\u4e0d\u4ec5\u53ef\u4ee5\u67e5\u770b\u7aef\u53e3\u5360\u7528&#xff0c;\u8fd8\u53ef\u4ee5\u67e5\u770b\u8fdb\u7a0b\u6253\u5f00\u7684\u6587\u4ef6\u3002<\/p>\n<h3>2.1 \u57fa\u672c\u7528\u6cd5<\/h3>\n<p>\u67e5\u770b\u6240\u6709\u7f51\u7edc\u8fde\u63a5&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">lsof<\/span> -i<\/p>\n<p>\u67e5\u770b\u7279\u5b9a\u7aef\u53e3(\u5982 8080)&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">lsof<\/span> -i :8080<\/p>\n<h3>2.2 lsof \u8f93\u51fa\u89e3\u6790<\/h3>\n<p>\u8fd0\u884c sudo lsof -i \u540e&#xff0c;\u4f60\u4f1a\u770b\u5230\u7c7b\u4f3c\u4ee5\u4e0b\u7684\u8f93\u51fa&#xff1a;<\/p>\n<p>COMMAND     PID   <span class=\"token environment constant\">USER<\/span>   FD   TYPE   DEVICE SIZE\/OFF NODE NAME<br \/>\nsshd       <span class=\"token number\">1234<\/span>   root    3u  IPv4    <span class=\"token number\">12345<\/span>      0t0  TCP *:22 <span class=\"token punctuation\">(<\/span>LISTEN<span class=\"token punctuation\">)<\/span><br \/>\nnginx      <span class=\"token number\">5678<\/span>   www     6u  IPv6    <span class=\"token number\">23456<\/span>      0t0  TCP *:80 <span class=\"token punctuation\">(<\/span>LISTEN<span class=\"token punctuation\">)<\/span><\/p>\n<ul>\n<li>COMMAND: \u8fdb\u7a0b\u540d\u79f0<\/li>\n<li>PID: \u8fdb\u7a0b ID<\/li>\n<li>USER: \u8fd0\u884c\u8be5\u8fdb\u7a0b\u7684\u7528\u6237<\/li>\n<li>FD: \u6587\u4ef6\u63cf\u8ff0\u7b26<\/li>\n<li>TYPE: \u6587\u4ef6\u7c7b\u578b<\/li>\n<li>DEVICE: \u8bbe\u5907\u53f7<\/li>\n<li>SIZE\/OFF: \u6587\u4ef6\u5927\u5c0f\u6216\u504f\u79fb\u91cf<\/li>\n<li>NODE: \u8282\u70b9\u53f7<\/li>\n<li>NAME: \u6587\u4ef6\u540d&#xff0c;\u5bf9\u4e8e\u7f51\u7edc\u8fde\u63a5&#xff0c;\u663e\u793a\u534f\u8bae\u3001\u672c\u5730\u5730\u5740\u3001\u8fdc\u7a0b\u5730\u5740\u3001\u72b6\u6001<\/li>\n<\/ul>\n<h2>3. netstat \u548c lsof \u7684\u6bd4\u8f83<\/h2>\n<h3>netstat \u4f18\u52bf&#xff1a;<\/h3>\n<p>\u66f4\u76f4\u89c2\u7684\u7f51\u7edc\u8fde\u63a5\u89c6\u56fe \u5728\u5927\u591a\u6570\u7cfb\u7edf\u4e2d\u9ed8\u8ba4\u5b89\u88c5 \u53c2\u6570\u7ec4\u5408\u7075\u6d3b&#xff0c;\u9002\u5408\u5feb\u901f\u68c0\u67e5<\/p>\n<h3>lsof \u4f18\u52bf&#xff1a;<\/h3>\n<p>\u63d0\u4f9b\u66f4\u8be6\u7ec6\u7684\u8fdb\u7a0b\u4fe1\u606f \u53ef\u4ee5\u540c\u65f6\u67e5\u770b\u6587\u4ef6\u7cfb\u7edf\u548c\u7f51\u7edc\u4f7f\u7528\u60c5\u51b5 \u5728\u5904\u7406\u5927\u91cf\u8fde\u63a5\u65f6\u901a\u5e38\u6bd4 netstat \u66f4\u5feb<\/p>\n<p>\u770b\u81ea\u5df1\u4e60\u60ef\u54ea\u4e2a\u5427<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb3.4k\u6b21\uff0c\u70b9\u8d5e14\u6b21\uff0c\u6536\u85cf18\u6b21\u3002\u5728\u7f51\u7edc\u6545\u969c\u6392\u67e5\u548c\u7cfb\u7edf\u7ba1\u7406\u4e2d\uff0c\u68c0\u67e5\u7aef\u53e3\u5360\u7528\u60c5\u51b5\u662f\u4e00\u9879\u5e38\u89c1\u4e14\u91cd\u8981\u7684\u4efb\u52a1\u3002\u672c\u6587\u5c06\u7b80\u8981\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 netstat \u548c lsof \u8fd9\u4e24\u4e2a\u5f3a\u5927\u7684\u5de5\u5177\u6765\u68c0\u67e5\u7aef\u53e3\u5360\u7528\u548c\u76f8\u5173\u670d\u52a1\u3002_netstat\u67e5\u770b\u7aef\u53e3\u5360\u7528<\/p>\n","protected":false},"author":2,"featured_media":20540,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[43,44],"topic":[],"class_list":["post-20543","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-43","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010\u8fc7\u65f6\u6280\u672f\u3011\u5982\u4f55\u68c0\u67e5\u7aef\u53e3\u5360\u7528\uff1anetstat\u548clsof\u6307\u4ee4 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/20543.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010\u8fc7\u65f6\u6280\u672f\u3011\u5982\u4f55\u68c0\u67e5\u7aef\u53e3\u5360\u7528\uff1anetstat\u548clsof\u6307\u4ee4 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb3.4k\u6b21\uff0c\u70b9\u8d5e14\u6b21\uff0c\u6536\u85cf18\u6b21\u3002\u5728\u7f51\u7edc\u6545\u969c\u6392\u67e5\u548c\u7cfb\u7edf\u7ba1\u7406\u4e2d\uff0c\u68c0\u67e5\u7aef\u53e3\u5360\u7528\u60c5\u51b5\u662f\u4e00\u9879\u5e38\u89c1\u4e14\u91cd\u8981\u7684\u4efb\u52a1\u3002\u672c\u6587\u5c06\u7b80\u8981\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 netstat \u548c lsof \u8fd9\u4e24\u4e2a\u5f3a\u5927\u7684\u5de5\u5177\u6765\u68c0\u67e5\u7aef\u53e3\u5360\u7528\u548c\u76f8\u5173\u670d\u52a1\u3002_netstat\u67e5\u770b\u7aef\u53e3\u5360\u7528\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/20543.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-18T19:27:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418192740-6802a7ace4603.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" 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