{"id":18189,"date":"2024-11-18T12:30:54","date_gmt":"2024-11-18T04:30:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/18189\/"},"modified":"2024-11-18T12:30:54","modified_gmt":"2024-11-18T04:30:54","slug":"linux%e6%80%8e%e4%b9%88%e6%9f%a5%e7%9c%8b%e8%bf%9b%e7%a8%8b%e7%9a%84pid","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/18189\/","title":{"rendered":"linux\u600e\u4e48\u67e5\u770b\u8fdb\u7a0b\u7684pid"},"content":{"rendered":"<p><strong>\u5982\u4f55\u67e5\u770b  \u8fdb\u7a0b\u7684 pid<\/strong><\/p>\n<p>\u5728 Linux \u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u6807\u8bc6\u7b26 (PID) \u662f\u4e00\u4e2a\u552f\u4e00\u7684\u6574\u6570\u503c\uff0c\u7528\u4e8e\u6807\u8bc6\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u3002\u8981\u67e5\u770b\u8fdb\u7a0b\u7684 PID\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 pidof \u547d\u4ee4<\/strong><\/p>\n<p>pidof \u547d\u4ee4\u6309\u540d\u79f0\u67e5\u627e\u8fdb\u7a0b\u7684 PID\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u540d\u4e3a firefox \u7684\u8fdb\u7a0b\u7684 PID\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>$ pidof firefox<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u6253\u5370\u8fdb\u7a0b\u7684 PID\uff1a<\/p>\n<pre>12345<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 pgrep \u547d\u4ee4<\/strong><\/p>\n<p>pgrep \u547d\u4ee4\u6839\u636e\u6a21\u5f0f\u6216\u7a0b\u5e8f\u540d\u641c\u7d22\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u7684 PID\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u4ee5\u5b57\u6bcd\u201cf\u201d\u5f00\u5934\u7684\u6240\u6709\u8fdb\u7a0b\u7684 PID\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>$ pgrep -f f<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u6253\u5370\u6240\u6709\u5339\u914d\u8fdb\u7a0b\u7684 PID \u5217\u8868\uff1a<\/p>\n<pre>12345\n56789<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528 ps \u547d\u4ee4<\/strong><\/p>\n<p>ps \u547d\u4ee4\u5217\u51fa\u7cfb\u7edf\u4e2d\u7684\u8fdb\u7a0b\u3002\u8981\u67e5\u770b\u8fdb\u7a0b\u7684 PID\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u9009\u9879\uff1a<\/p>\n<pre>$ ps -p &lt;PID&gt;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff0c\u8981\u67e5\u770b PID \u4e3a 12345 \u7684\u8fdb\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>$ ps -p 12345<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u6253\u5370\u6709\u5173\u8be5\u8fdb\u7a0b\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u5176 PID\uff1a<\/p>\n<pre>UID        PID  PPID  C STIME          TTY          TIME CMD\nuser1    12345 12344  0 14:31:23 ?        00:00:00 firefox<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u67e5\u770b \/proc \u76ee\u5f55<\/strong><\/p>\n<p>\/proc \u76ee\u5f55\u5305\u542b\u6709\u5173\u6b63\u5728\u8fd0\u884c\u8fdb\u7a0b\u7684\u4fe1\u606f\u3002\u6bcf\u4e2a\u8fdb\u7a0b\u90fd\u6709\u4e00\u4e2a\u4ee5\u5176 PID \u547d\u540d\u7684\u5b50\u76ee\u5f55\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u770b PID \u4e3a 12345 \u7684\u8fdb\u7a0b\u7684\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>$ cd \/proc\/12345<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u8be5\u5b50\u76ee\u5f55\u4e2d\uff0c\u53ef\u4ee5\u627e\u5230\u6709\u5173\u8fdb\u7a0b\u7684\u5404\u79cd\u4fe1\u606f\uff0c\u5305\u62ec\u5176 PID\uff1a<\/p>\n<pre>$ cat stat\n...\nPid: 12345\n...<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u600e\u4e48\u67e5\u770b\u8fdb\u7a0b\u7684pid\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u67e5\u770b \u8fdb\u7a0b\u7684 pid \u5728 Linux \u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u6807\u8bc6\u7b26 (PID) \u662f\u4e00\u4e2a\u552f\u4e00\u7684\u6574\u6570\u503c\uff0c\u7528\u4e8e\u6807\u8bc6\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u3002\u8981\u67e5\u770b\u8fdb\u7a0b\u7684 PID\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\uff1a 1. \u4f7f\u7528 pidof \u547d\u4ee4 pidof \u547d\u4ee4\u6309\u540d\u79f0\u67e5\u627e\u8fdb\u7a0b\u7684 PID\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u540d\u4e3a firefox \u7684\u8fdb\u7a0b\u7684 PID\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a $ pidof firefox \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u6253\u5370\u8fdb\u7a0b\u7684 PID\uff1a 12345 \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 pgrep \u547d\u4ee4 pgrep \u547d\u4ee4\u6839\u636e\u6a21\u5f0f\u6216\u7a0b\u5e8f\u540d\u641c\u7d22\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u7684 PID\u3002\u4f8b\u5982\uff0c\u8981\u67e5\u627e\u4ee5\u5b57\u6bcd\u201cf\u201d\u5f00\u5934\u7684\u6240\u6709\u8fdb\u7a0b\u7684 PID\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a $ pgrep -f f \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u6253\u5370\u6240\u6709\u5339\u914d\u8fdb\u7a0b\u7684 PID \u5217\u8868\uff1a 12345 56789 \u767b\u5f55\u540e\u590d\u5236 3. \u4f7f\u7528 ps \u547d\u4ee4 ps \u547d\u4ee4\u5217\u51fa\u7cfb\u7edf\u4e2d\u7684\u8fdb\u7a0b\u3002\u8981\u67e5\u770b\u8fdb\u7a0b\u7684 PID\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u9009\u9879\uff1a $ ps [&hellip;]<\/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-18189","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/18189","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=18189"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/18189\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=18189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=18189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=18189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}