{"id":18162,"date":"2024-11-18T12:37:13","date_gmt":"2024-11-18T04:37:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/18162\/"},"modified":"2024-11-18T12:37:13","modified_gmt":"2024-11-18T04:37:13","slug":"linux%e7%ba%bf%e7%a8%8b%e6%80%8e%e4%b9%88%e6%9f%a5%e7%9c%8b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/18162\/","title":{"rendered":"linux\u7ebf\u7a0b\u600e\u4e48\u67e5\u770b"},"content":{"rendered":"<blockquote><p>\n  linux \u63d0\u4f9b\u4e86\u591a\u79cd\u67e5\u770b\u7ebf\u7a0b\u7684\u65b9\u6cd5\uff1a1. \u4f7f\u7528 ps -efl \u547d\u4ee4\u67e5\u770b pid \u548c\u7ebf\u7a0b\u72b6\u6001\uff1b2. \u4f7f\u7528 top \u547d\u4ee4\u6309\u4e0b &#8220;h&#8221; \u548c &#8220;t&#8221; \u952e\u67e5\u770b cpu \u4f7f\u7528\u7387\uff1b3. \u4f7f\u7528 pstree -p \u547d\u4ee4\u663e\u793a\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u5c42\u6b21\u7ed3\u6784\uff1b4. \u5bfc\u822a\u5230 \/proc\/[pid]\/task \u76ee\u5f55\u67e5\u770b\u7ebf\u7a0b\u4fe1\u606f\uff1b5. \u4f7f\u7528 gdb \u8c03\u8bd5\u5668\u548c &#8220;info threads&#8221; \u547d\u4ee4\uff1b6. \u4f7f\u7528 perf \u5206\u6790\u5668\u548c &#8220;top -p [pid]&#8221; \u547d\u4ee4\u67e5\u770b cpu \u4f7f\u7528\u7387\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/04\/2024060411092013759.jpg\" class=\"aligncenter\" title=\"linux\u7ebf\u7a0b\u600e\u4e48\u67e5\u770b\u63d2\u56fe\" alt=\"linux\u7ebf\u7a0b\u600e\u4e48\u67e5\u770b\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u67e5\u770b Linux \u7ebf\u7a0b<\/strong><\/p>\n<p>Linux \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u67e5\u770b\u7cfb\u7edf\u4e2d\u7684\u7ebf\u7a0b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 ps \u547d\u4ee4<\/strong><\/p>\n<p>ps \u547d\u4ee4\u53ef\u4ee5\u663e\u793a\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u5b83\u4eec\u7684 PID\u3001\u7ebf\u7a0b ID\u3001\u7ebf\u7a0b\u72b6\u6001\u548c\u547d\u4ee4\u540d\u79f0\u3002\u8981\u67e5\u770b\u6240\u6709\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>ps -efL<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 top \u547d\u4ee4<\/strong><\/p>\n<p>top \u547d\u4ee4\u53ef\u4ee5\u5b9e\u65f6\u663e\u793a\u7cfb\u7edf\u7684\u6027\u80fd\u4fe1\u606f\uff0c\u5305\u62ec\u7ebf\u7a0b\u6d3b\u52a8\u3002\u8981\u67e5\u770b\u7ebf\u7a0b\uff0c\u8bf7\u6309 &#8220;H&#8221; \u952e\uff0c\u7136\u540e\u6309 &#8220;t&#8221; \u952e\u6392\u5e8f\u3002\u8fd9\u5c06\u663e\u793a\u6bcf\u4e2a\u7ebf\u7a0b\u7684 CPU \u4f7f\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u7387\u548c\u72b6\u6001\u3002<\/p>\n<p><strong>3. \u4f7f\u7528 pstree \u547d\u4ee4<\/strong><\/p>\n<p>pstree \u547d\u4ee4\u53ef\u4ee5\u4ee5\u6811\u72b6\u7ed3\u6784\u663e\u793a\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u7684\u5c42\u6b21\u5173\u7cfb\u3002\u8981\u67e5\u770b\u6240\u6709\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>pstree -p<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u4f7f\u7528 proc \u6587\u4ef6\u7cfb\u7edf<\/strong><\/p>\n<p>proc \u6587\u4ef6\u7cfb\u7edf\u5305\u542b\u6709\u5173\u7cfb\u7edf\u4e2d\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u4fe1\u606f\u3002\u8981\u67e5\u770b\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u5bfc\u822a\u5230 \/proc\/[pid]\/task \u76ee\u5f55\uff0c\u5176\u4e2d [pid] \u662f\u8fdb\u7a0b\u7684\u8fdb\u7a0b ID\u3002\u8be5\u76ee\u5f55\u5305\u542b\u6709\u5173\u6bcf\u4e2a\u7ebf\u7a0b\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u5176\u72b6\u6001\u548c\u6808\u3002<\/p>\n<p><strong>5. \u4f7f\u7528 gdb \u8c03\u8bd5\u5668<\/strong><\/p>\n<p>gdb \u8c03\u8bd5\u5668\u53ef\u4ee5\u7528\u6765\u8c03\u8bd5\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u3002\u8981\u67e5\u770b\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>gdb [pid]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7136\u540e\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>info threads<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>6. \u4f7f\u7528 perf \u5206\u6790\u5668<\/strong><\/p>\n<p>perf \u5206\u6790\u5668\u53ef\u4ee5\u7528\u6765\u5206\u6790\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u8981\u67e5\u770b\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre>perf top -p [pid]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u663e\u793a\u6bcf\u4e2a\u7ebf\u7a0b\u7684 CPU \u4f7f\u7528\u7387\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u6839\u636e\u60a8\u7684 Linux \u53d1\u884c\u7248\uff0c\u4e00\u4e9b\u547d\u4ee4\u53ef\u80fd\u9700\u8981\u4f7f\u7528 sudo \u6743\u9650\u624d\u80fd\u8fd0\u884c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u7ebf\u7a0b\u600e\u4e48\u67e5\u770b\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>linux \u63d0\u4f9b\u4e86\u591a\u79cd\u67e5\u770b\u7ebf\u7a0b\u7684\u65b9\u6cd5\uff1a1. \u4f7f\u7528 ps -efl \u547d\u4ee4\u67e5\u770b pid \u548c\u7ebf\u7a0b\u72b6\u6001\uff1b2. \u4f7f\u7528 top \u547d\u4ee4\u6309\u4e0b &#8220;h&#8221; \u548c &#8220;t&#8221; \u952e\u67e5\u770b cpu \u4f7f\u7528\u7387\uff1b3. \u4f7f\u7528 pstree -p \u547d\u4ee4\u663e\u793a\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u5c42\u6b21\u7ed3\u6784\uff1b4. \u5bfc\u822a\u5230 \/proc\/[pid]\/task \u76ee\u5f55\u67e5\u770b\u7ebf\u7a0b\u4fe1\u606f\uff1b5. \u4f7f\u7528 gdb \u8c03\u8bd5\u5668\u548c &#8220;info threads&#8221; \u547d\u4ee4\uff1b6. \u4f7f\u7528 perf \u5206\u6790\u5668\u548c &#8220;top -p [pid]&#8221; \u547d\u4ee4\u67e5\u770b cpu \u4f7f\u7528\u7387\u3002 \u5982\u4f55\u67e5\u770b Linux \u7ebf\u7a0b Linux \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u67e5\u770b\u7cfb\u7edf\u4e2d\u7684\u7ebf\u7a0b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff1a 1. \u4f7f\u7528 ps \u547d\u4ee4 ps \u547d\u4ee4\u53ef\u4ee5\u663e\u793a\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u5b83\u4eec\u7684 PID\u3001\u7ebf\u7a0b ID\u3001\u7ebf\u7a0b\u72b6\u6001\u548c\u547d\u4ee4\u540d\u79f0\u3002\u8981\u67e5\u770b\u6240\u6709\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a ps -efL \u767b\u5f55\u540e\u590d\u5236 [&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-18162","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/18162","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=18162"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/18162\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=18162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=18162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=18162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}