{"id":63910,"date":"2025-04-29T13:47:40","date_gmt":"2025-04-29T05:47:40","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63910\/"},"modified":"2025-04-29T13:47:40","modified_gmt":"2025-04-29T05:47:40","slug":"linux%e7%b3%bb%e7%bb%9f%e6%9f%a5%e7%9c%8b%e8%bf%9b%e7%a8%8b%e5%91%bd%e4%bb%a4-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63910\/","title":{"rendered":"linux\u7cfb\u7edf\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4"},"content":{"rendered":"

\n \u6709\u4e03\u4e2a\u5e38\u7528\u7684 linux \u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\uff1aps \u547d\u4ee4\uff1a\u663e\u793a\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u53ca\u5176\u4fe1\u606f\u3002top \u547d\u4ee4\uff1a\u63d0\u4f9b\u8fdb\u7a0b\u7684\u52a8\u6001\u5b9e\u65f6\u89c6\u56fe\u3002pstree \u547d\u4ee4\uff1a\u4ee5\u6811\u5f62\u7ed3\u6784\u663e\u793a\u8fdb\u7a0b\u53ca\u5176\u5b50\u8fdb\u7a0b\u3002pidstat \u547d\u4ee4\uff1a\u663e\u793a\u5355\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7684\u7edf\u8ba1\u4fe1\u606f\u3002pmap \u547d\u4ee4\uff1a\u663e\u793a\u8fdb\u7a0b\u7684\u5185\u5b58\u6620\u5c04\u3002strace \u547d\u4ee4\uff1a\u8ddf\u8e2a\u8fdb\u7a0b\u7684\u7cfb\u7edf\u8c03\u7528\u3002gdb \u547d\u4ee4\uff1a\u7528\u4e8e\u8c03\u8bd5\u8fdb\u7a0b\u7684\u8fd0\u884c\u65f6\u72b6\u6001\u3002\n<\/p><\/blockquote>\n

\"linux\u7cfb\u7edf\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\u63d2\u56fe\"<\/p>\n

Linux \u7cfb\u7edf\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4<\/strong><\/p>\n

\u5e38\u7528\u7684 Linux \u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\u6709\u54ea\u4e9b\uff1f<\/strong><\/p>\n

1. ps \u547d\u4ee4<\/strong><\/p>\n

ps \u547d\u4ee4\u662f\u6700\u5e38\u7528\u7684\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\uff0c\u5b83\u53ef\u4ee5\u663e\u793a\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u53ca\u5176\u76f8\u5173\u4fe1\u606f\uff0c\u5982\u8fdb\u7a0b ID (PID)\u3001\u7528\u6237\u3001\u547d\u4ee4\u884c\u7b49\u3002<\/p>\n

\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n

ps<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
2. top \u547d\u4ee4<\/strong><\/p>\n
top \u547d\u4ee4\u63d0\u4f9b\u4e86\u8fdb\u7a0b\u7684\u52a8\u6001\u5b9e\u65f6\u89c6\u56fe\uff0c\u4e0d\u65ad\u5237\u65b0\u7cfb\u7edf\u4e2d\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u5217\u8868\u3002\u5b83\u663e\u793a\u4e86 CPU \u5229\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3001\u8fdb\u7a0b\u4f18\u5148\u7ea7\u548c\u5176\u4ed6\u4fe1\u606f\u3002<\/p>\n
\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n
top<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
3. pstree \u547d\u4ee4<\/strong><\/p>\n
pstree \u547d\u4ee4\u4ee5\u6811\u5f62\u7ed3\u6784\u663e\u793a\u8fdb\u7a0b\u53ca\u5176\u5b50\u8fdb\u7a0b\u3002\u8fd9\u6709\u52a9\u4e8e\u53ef\u89c6\u5316\u8fdb\u7a0b\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n
\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n
pstree<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
4. pidstat \u547d\u4ee4<\/strong><\/p>\n
pidstat \u547d\u4ee4\u63d0\u4f9b\u6709\u5173\u5355\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7684\u7edf\u8ba1\u4fe1\u606f\uff0c\u5982 CPU \u65f6\u95f4\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u548c I\/O \u64cd\u4f5c\u3002<\/p>\n
\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n
pidstat -p <PID><\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
5. pmap \u547d\u4ee4<\/strong><\/p>\n
pmap \u547d\u4ee4\u663e\u793a\u8fdb\u7a0b\u7684\u5185\u5b58\u6620\u5c04\uff0c\u5305\u62ec\u4ee3\u7801\u3001\u6570\u636e\u548c\u5806\u3002\u8fd9\u6709\u52a9\u4e8e\u8bc6\u522b\u5185\u5b58\u6cc4\u6f0f\u548c\u4f18\u5316\u5185\u5b58\u4f7f\u7528\u3002<\/p>\n
\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n
pmap -x <PID><\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
6. strace \u547d\u4ee4<\/strong><\/p>\n
strace \u547d\u4ee4\u8ddf\u8e2a\u8fdb\u7a0b\u7684\u7cfb\u7edf\u8c03\u7528\uff0c\u663e\u793a\u6bcf\u4e2a\u7cfb\u7edf\u8c03\u7528\u53ca\u5176\u53c2\u6570\u548c\u8fd4\u56de\u503c\u3002\u8fd9\u6709\u52a9\u4e8e\u8c03\u8bd5\u95ee\u9898\u548c\u5206\u6790\u7cfb\u7edf\u8c03\u7528\u884c\u4e3a\u3002<\/p>\n
\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n
strace -f <PID><\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
7. gdb \u547d\u4ee4<\/strong><\/p>\n
gdb \u547d\u4ee4\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u8c03\u8bd5\u5668\uff0c\u53ef\u4ee5\u7528\u4e8e\u68c0\u67e5\u8fdb\u7a0b\u7684\u8fd0\u884c\u65f6\u72b6\u6001\uff0c\u8bbe\u7f6e\u65ad\u70b9\uff0c\u5e76\u5355\u6b65\u6267\u884c\u4ee3\u7801\u3002<\/p>\n
\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n
gdb <PID><\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u7cfb\u7edf\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6709\u4e03\u4e2a\u5e38\u7528\u7684 linux \u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\uff1aps \u547d\u4ee4\uff1a\u663e\u793a\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u53ca\u5176\u4fe1\u606f\u3002top \u547d\u4ee4\uff1a\u63d0\u4f9b\u8fdb\u7a0b\u7684\u52a8\u6001\u5b9e\u65f6\u89c6\u56fe\u3002pstree \u547d\u4ee4\uff1a\u4ee5\u6811\u5f62\u7ed3\u6784\u663e\u793a\u8fdb\u7a0b\u53ca\u5176\u5b50\u8fdb\u7a0b\u3002pidstat \u547d\u4ee4\uff1a\u663e\u793a\u5355\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7684\u7edf\u8ba1\u4fe1\u606f\u3002pmap \u547d\u4ee4\uff1a\u663e\u793a\u8fdb\u7a0b\u7684\u5185\u5b58\u6620\u5c04\u3002strace \u547d\u4ee4\uff1a\u8ddf\u8e2a\u8fdb\u7a0b\u7684\u7cfb\u7edf\u8c03\u7528\u3002gdb \u547d\u4ee4\uff1a\u7528\u4e8e\u8c03\u8bd5\u8fdb\u7a0b\u7684\u8fd0\u884c\u65f6\u72b6\u6001\u3002 Linux \u7cfb\u7edf\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4 \u5e38\u7528\u7684 Linux \u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\u6709\u54ea\u4e9b\uff1f 1. ps \u547d\u4ee4 ps \u547d\u4ee4\u662f\u6700\u5e38\u7528\u7684\u67e5\u770b\u8fdb\u7a0b\u547d\u4ee4\uff0c\u5b83\u53ef\u4ee5\u663e\u793a\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u53ca\u5176\u76f8\u5173\u4fe1\u606f\uff0c\u5982\u8fdb\u7a0b ID (PID)\u3001\u7528\u6237\u3001\u547d\u4ee4\u884c\u7b49\u3002 \u4f7f\u7528\u793a\u4f8b\uff1a ps \u767b\u5f55\u540e\u590d\u5236 2. top \u547d\u4ee4 top \u547d\u4ee4\u63d0\u4f9b\u4e86\u8fdb\u7a0b\u7684\u52a8\u6001\u5b9e\u65f6\u89c6\u56fe\uff0c\u4e0d\u65ad\u5237\u65b0\u7cfb\u7edf\u4e2d\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u5217\u8868\u3002\u5b83\u663e\u793a\u4e86 CPU \u5229\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3001\u8fdb\u7a0b\u4f18\u5148\u7ea7\u548c\u5176\u4ed6\u4fe1\u606f\u3002 \u4f7f\u7528\u793a\u4f8b\uff1a top \u767b\u5f55\u540e\u590d\u5236 3. pstree \u547d\u4ee4 pstree \u547d\u4ee4\u4ee5\u6811\u5f62\u7ed3\u6784\u663e\u793a\u8fdb\u7a0b\u53ca\u5176\u5b50\u8fdb\u7a0b\u3002\u8fd9\u6709\u52a9\u4e8e\u53ef\u89c6\u5316\u8fdb\u7a0b\u4e4b\u95f4\u7684\u5173\u7cfb\u3002 \u4f7f\u7528\u793a\u4f8b\uff1a pstree \u767b\u5f55\u540e\u590d\u5236 4. pidstat \u547d\u4ee4 pidstat \u547d\u4ee4\u63d0\u4f9b\u6709\u5173\u5355\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7684\u7edf\u8ba1\u4fe1\u606f\uff0c\u5982 CPU \u65f6\u95f4\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u548c I\/O \u64cd\u4f5c\u3002 \u4f7f\u7528\u793a\u4f8b\uff1a pidstat -p […]<\/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-63910","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63910","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=63910"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63910\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63910"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63910"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}