{"id":205186,"date":"2025-05-29T09:04:02","date_gmt":"2025-05-29T01:04:02","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205186\/"},"modified":"2025-05-29T09:04:02","modified_gmt":"2025-05-29T01:04:02","slug":"%e7%88%b6%e8%bf%9b%e7%a8%8b%e7%bb%88%e6%ad%a2%e5%90%8e%ef%bc%8c%e5%a6%82%e4%bd%95%e6%9f%a5%e6%89%be%e5%b9%b6%e7%ae%a1%e7%90%86%e5%85%b6%e5%ad%90%e8%bf%9b%e7%a8%8b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205186\/","title":{"rendered":"\u7236\u8fdb\u7a0b\u7ec8\u6b62\u540e\uff0c\u5982\u4f55\u67e5\u627e\u5e76\u7ba1\u7406\u5176\u5b50\u8fdb\u7a0b\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u7236\u8fdb\u7a0b\u7ec8\u6b62\u540e\uff0c\u5982\u4f55\u67e5\u627e\u5e76\u7ba1\u7406\u5176\u5b50\u8fdb\u7a0b\uff1f<\/h1>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n

<\/p>\n

\u5982\u4f55\u627e\u5230\u5df2\u505c\u6b62\u7236\u8fdb\u7a0b\u7684\u5b50\u8fdb\u7a0b\uff1f<\/strong><\/p>\n

\u5f53\u4f7f\u7528 multiprocessing \u5e93\u542f\u52a8\u5b50\u8fdb\u7a0b\u65f6\uff0c\u7236\u8fdb\u7a0b\u901a\u5e38\u4f1a\u5bf9\u5b50\u8fdb\u7a0b\u8fdb\u884c\u76d1\u63a7\u5e76\u7ba1\u7406\u3002\u7136\u800c\uff0c\u5982\u679c\u7236\u8fdb\u7a0b\u610f\u5916\u4e2d\u6b62\u6216\u9000\u51fa\uff0c\u5b50\u8fdb\u7a0b\u5c31\u4f1a\u6210\u4e3a\u5b64\u513f\u8fdb\u7a0b\uff0c\u9700\u8981\u59a5\u5584\u7ba1\u7406\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u51e0\u79cd\u67e5\u627e\u5b64\u513f\u8fdb\u7a0b\u7684\u65b9\u6cd5\uff1a<\/p>\n

\u8bb0\u5f55\u8fdb\u7a0b id<\/strong><\/p>\n

\u5728\u542f\u52a8\u5b50\u8fdb\u7a0b\u65f6\uff0c\u53ef\u4ee5\u5c06\u5176\u8fdb\u7a0b id \u5199\u5165\u6587\u4ef6\u4e2d\u3002\u5f53\u7236\u8fdb\u7a0b\u4e2d\u6b62\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bfb\u53d6\u6587\u4ef6\u6765\u83b7\u53d6\u5b50\u8fdb\u7a0b\u7684 id\u3002<\/p>\n

from multiprocessing import process\nimport os\n\ndef f(name):\n    print('hello', name)\n\nif __name__ == '__main__':\n    p = process(target=f, args=('bob',))\n    p.start()\n    \n    # \u4fdd\u5b58\u8fdb\u7a0bb\u7684pid\n    with open(\"process_b.pid\", \"w\") as file:\n        file.write(str(p.pid))<\/pre>\n
\u4f7f\u7528\u8fdb\u7a0b\u7ec4<\/strong><\/p>\n
\u64cd\u4f5c\u7cfb\u7edf\u901a\u5e38\u4f1a\u5c06\u5c5e\u4e8e\u540c\u4e00\u7ec4\u7684\u6240\u6709\u8fdb\u7a0b\u7ec4\u7ec7\u5728\u4e00\u8d77\u3002\u53ef\u4ee5\u5c06\u5b50\u8fdb\u7a0b\u653e\u5728\u4e00\u4e2a\u5355\u72ec\u7684\u7ec4\u4e2d\uff0c\u8fd9\u6837\u5f53\u7236\u8fdb\u7a0b\u9000\u51fa\u65f6\uff0c\u53ef\u4ee5\u7ec8\u6b62\u6574\u4e2a\u7ec4\u3002<\/p>\n
import os\nfrom multiprocessing import process\n\ndef f(name):\n    os.setpgid(0, 0)\n    print('hello', name)\n\nif __name__ == '__main__':\n    p = process(target=f, args=('bob',))\n    p.start()\n    \n    with open(\"process_b_gid\", \"w\") as file:\n        file.write(str(os.getpgid(p.pid)))<\/pre>\n
\u4f7f\u7528\u5de5\u5177\u6216\u5e93<\/strong><\/p>\n
\u5982\u679c\u4e0a\u8ff0\u65b9\u6cd5\u4e0d\u9002\u7528\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u6216\u7b2c\u4e09\u65b9\u5e93\u6765\u67e5\u627e\u5b64\u513f\u8fdb\u7a0b\u3002<\/p>\n
\u547d\u4ee4\u884c\u5de5\u5177 ps aux \u53ef\u4ee5\u4f7f\u7528 grep \u8fc7\u6ee4\u6765\u67e5\u627e\u6307\u5b9a\u8fdb\u7a0b\u7279\u5f81\u7684\u8fdb\u7a0b\uff1a<\/p>\n
ps aux | grep '\u8fdb\u7a0bb\u7684\u4e00\u4e9b\u7279\u5f81'<\/pre>\n
\u7b2c\u4e09\u65b9\u5e93 psutil \u53ef\u4ee5\u65b9\u4fbf\u5730\u83b7\u53d6\u548c\u64cd\u4f5c\u8fdb\u7a0b\u4fe1\u606f\uff1a<\/p>\n
import psutil\n\nfor proc in psutil.process_iter(['pid', 'name', 'cmdline']):\n  \n    if '\u8fdb\u7a0bB\u7684\u4e00\u4e9b\u7279\u5f81' in proc.info['name'] or '\u8fdb\u7a0bB\u7684\u4e00\u4e9b\u7279\u5f81' in str(proc.info['cmdline']):\n        print(f\"\u627e\u5230\u8fdb\u7a0bB: PID={proc.info['pid']}\")<\/pre>\n
\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5373\u4f7f\u7236\u8fdb\u7a0b\u5df2\u9000\u51fa\uff0c\u4e5f\u80fd\u6709\u6548\u5730\u7ba1\u7406\u548c\u7ec8\u6b62\u5b64\u513f\u8fdb\u7a0b\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7236\u8fdb\u7a0b\u7ec8\u6b62\u540e\uff0c\u5982\u4f55\u67e5\u627e\u5e76\u7ba1\u7406\u5176\u5b50...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205186","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205186","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=205186"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205186\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}