{"id":158,"date":"2025-03-05T17:31:01","date_gmt":"2025-03-05T09:31:01","guid":{"rendered":"https:\/\/blog.unicom.cloudns.be\/?p=158"},"modified":"2025-03-05T17:31:01","modified_gmt":"2025-03-05T09:31:01","slug":"linux%e6%95%85%e9%9a%9c%e6%8e%92%e6%9f%a5%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/blog.unicom.cloudns.be\/?p=158","title":{"rendered":"Linux\u6545\u969c\u6392\u67e5\u5e38\u7528\u547d\u4ee4"},"content":{"rendered":"<h1>\u4e00\u3001CPU\u6027\u80fd\u5206\u6790<\/h1>\n<blockquote>\n<ul>\n<li><code>top<\/code>\uff1a\u5b9e\u65f6\u663e\u793a\u7cfb\u7edfCPU\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u4ee5\u53ca\u5404\u4e2a\u8fdb\u7a0b\u7684\u8d44\u6e90\u6d88\u8017\uff1b<\/li>\n<li><code>htop<\/code>\uff1a<code>top<\/code>\u547d\u4ee4\u7684\u589e\u5f3a\u7248\uff0c\u754c\u9762\u66f4\u53cb\u597d\uff0c\u652f\u6301\u9f20\u6807\u64cd\u4f5c\uff0c\u53ef\u4ee5\u66f4\u52a0\u65b9\u4fbf\u5730\u67e5\u770b\u548c\u7ba1\u7406\u8fdb\u7a0b\uff1b<\/li>\n<li><code>mpstat<\/code>\uff1a\u663e\u793aCPU\u5404\u4e2a\u6838\u5fc3\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u5206\u6790\u591a\u6838\u7cfb\u7edf\u4e2d\u7684CPU\u8d1f\u8f7d\uff1b<\/li>\n<li><code>sar<\/code>\uff1a\u7cfb\u7edf\u6d3b\u52a8\u62a5\u544a\u5de5\u5177\uff0c\u53ef\u4ee5\u76d1\u63a7CPU\u3001\u5185\u5b58\u3001I\/O\u7b49\u7cfb\u7edf\u8d44\u6e90\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u53ef\u4ee5\u5728\u957f\u65f6\u95f4\u5185\u8fdb\u884c\u7cfb\u7edf\u6027\u80fd\u7684\u6570\u636e\u91c7\u96c6\uff1b<\/li>\n<li><code>vmstat<\/code>\uff1a\u67e5\u770bCPU\u3001\u5185\u5b58\u3001\u4ea4\u6362\u5206\u533a\u7684\u6027\u80fd\uff0c\u80fd\u591f\u68c0\u6d4bCPU\u7684\u7b49\u5f85\u65f6\u95f4\u548c\u7cfb\u7edf\u74f6\u9888\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h1>\u4e8c\u3001\u5185\u5b58\u6027\u80fd\u5206\u6790<\/h1>\n<blockquote>\n<ul>\n<li><code>free<\/code>\uff1a\u663e\u793a\u7cfb\u7edf\u5f53\u524d\u7684\u5185\u5b58\u548c\u4ea4\u6362\u5206\u533a\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>vmstat<\/code>\uff1a\u663e\u793a\u5185\u5b58\u3001\u8fdb\u7a0b\u3001I\/O\u7cfb\u7edf\u7684\u6027\u80fd\u72b6\u6001\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5206\u6790\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>smem<\/code>\uff1a\u8be6\u7ec6\u5217\u51fa\u6bcf\u4e2a\u5c31\u8fdb\u7a0b\u7684\u5185\u5b58\u6d88\u8017\u60c5\u51b5\uff1b<\/li>\n<li><code>top<\/code> \/ <code>htop<\/code>\uff1a\u53ef\u4ee5\u67e5\u770b\u6bcf\u4e2a\u8fdb\u7a0b\u7684\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>slabtop<\/code>\uff1a\u663e\u793a\u5185\u6838slab\u7f13\u5b58\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u6709\u52a9\u4e8e\u4e86\u89e3\u5185\u5b58\u4e2d\u7f13\u5b58\u6570\u636e\u5757\u7684\u5206\u5e03\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h1>\u4e09\u3001\u78c1\u76d8 I\/O \u6027\u80fd\u5206\u6790<\/h1>\n<blockquote>\n<ul>\n<li><code>iostat<\/code>\uff1a\u663e\u793a\u78c1\u76d8 I\/O \u7684\u6027\u80fd\u7edf\u8ba1\u4fe1\u606f\uff0c\u5c24\u5176\u662f\u5728\u5206\u6790\u78c1\u76d8\u8bfb\u5199\u6027\u80fd\u65f6\u975e\u5e38\u6709\u7528\uff1b<\/li>\n<li><code>iotop<\/code>\uff1a\u7c7b\u4f3c\u4e8e<code>top<\/code>\uff0c\u4f46\u4e13\u6ce8\u4e8e\u78c1\u76d8 I\/O\uff0c\u80fd\u591f\u6309\u8fdb\u7a0b\u663e\u793a\u5b9e\u65f6 I\/O \u6d3b\u52a8\uff1b<\/li>\n<li><code>df<\/code>\uff1a\u663e\u793a\u6587\u4ef6\u7cfb\u7edf\u7684\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>du<\/code>\uff1a\u663e\u793a\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u78c1\u76d8\u7a7a\u95f4\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>lsblk<\/code>\uff1a\u5217\u51fa\u6240\u6709\u5b58\u50a8\u8bbe\u5907\u548c\u5206\u533a\u4fe1\u606f\uff1b<\/li>\n<li><code>blktrace<\/code>\uff1a\u5bf9\u5757\u8bbe\u5907\u8fdb\u884c\u8be6\u7ec6\u7684 I\/O \u8ddf\u8e2a\u5206\u6790\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h1>\u56db\u3001\u7f51\u7edc\u6027\u80fd\u5206\u6790<\/h1>\n<blockquote>\n<ul>\n<li><code>ifconfig<\/code>\/<code>ip<\/code>\uff1a\u663e\u793a\u548c\u914d\u7f6e\u7f51\u7edc\u63a5\u53e3\u7684\u4fe1\u606f\uff1b<\/li>\n<li><code>netstat<\/code>\uff1a\u67e5\u770b\u7f51\u7edc\u8fde\u63a5\u3001\u7aef\u53e3\u3001\u8def\u7531\u8868\u3001\u63a5\u53e3\u72b6\u6001\u3001\u534f\u8bae\u7edf\u8ba1\u7b49\uff1b<\/li>\n<li><code>ss<\/code>\uff1a\u66ff\u4ee3<code>netstat<\/code>\u7684\u5de5\u5177\uff0c\u529f\u80fd\u66f4\u5f3a\u5927\uff0c\u901f\u5ea6\u66f4\u5feb\uff0c\u5206\u6790\u7f51\u7edc\u8fde\u63a5\u548c\u5957\u63a5\u5b57\uff1b<\/li>\n<li><code>iftop<\/code>\uff1a\u5b9e\u65f6\u76d1\u63a7\u7f51\u7edc\u5e26\u5bbd\u4f7f\u7528\u60c5\u51b5\uff0c\u663e\u793a\u6bcf\u4e2a\u7f51\u7edc\u8fde\u63a5\u7684\u5b9e\u65f6\u6d41\u91cf\uff1b<\/li>\n<li><code>nload<\/code>\uff1a\u5b9e\u65f6\u67e5\u770b\u7f51\u7edc\u6d41\u91cf\u7684\u5de5\u5177\uff0c\u80fd\u663e\u793a\u51fa\u5165\u53e3\u7684\u5e26\u5bbd\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>ping<\/code>\uff1a\u6d4b\u8bd5\u7531\u4e8e\u8fdc\u7a0b\u4e3b\u673a\u7684\u7f51\u7edc\u8fde\u901a\u6027\uff0c\u6d4b\u91cf\u7f51\u7edc\u5ef6\u8fdf\uff1b<\/li>\n<li><code>traceroute<\/code>\uff1a\u67e5\u770b\u6570\u636e\u5305\u4ece\u672c\u5730\u4e3b\u673a\u5230\u76ee\u6807\u4e3b\u673a\u7ecf\u8fc7\u7684\u8def\u7531\u4fe1\u606f\uff1b<\/li>\n<li><code>tcpdump<\/code>\uff1a\u5f3a\u5927\u7684\u7f51\u7edc\u6293\u5305\u5de5\u5177\uff0c\u80fd\u591f\u6355\u83b7\u548c\u5206\u6790\u7f51\u7edc\u6570\u636e\u5305\uff1b<\/li>\n<li><code>nmap<\/code>\uff1a\u7f51\u7edc\u626b\u63cf\u516c\u7ba1\u5c40\uff0c\u68c0\u67e5\u5f00\u653e\u7aef\u53e3\u3001\u4e3b\u673a\u53d1\u73b0\u548c\u7f51\u7edc\u670d\u52a1\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h1>\u4e94\u3001\u8fdb\u7a0b\u7ba1\u7406<\/h1>\n<blockquote>\n<ul>\n<li><code>ps<\/code>\uff1a\u5217\u51fa\u5f53\u524d\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\uff1b<\/li>\n<li><code>top<\/code>\/<code>htop<\/code>\uff1a\u67e5\u770b\u5b9e\u65f6\u8fdb\u7a0b\u8d44\u6e90\u6d88\u8017\u60c5\u51b5\uff1b<\/li>\n<li><code>pstree<\/code>\uff1a\u4ee5\u6811\u5f62\u7ed3\u6784\u5c55\u793a\u8fdb\u7a0b\u5173\u7cfb\uff1b<\/li>\n<li><code>kill<\/code>\uff1a\u7ec8\u6b62\u7279\u5b9a\u7684\u8fdb\u7a0b\uff1b<\/li>\n<li><code>starce<\/code>\uff1a\u8ddf\u8e2a\u7cfb\u7edf\u8c03\u7528\u548c\u4fe1\u53f7\uff0c\u5206\u6790\u8fdb\u7a0b\u6267\u884c\u7684\u7cfb\u7edf\u8c03\u7528\uff0c\u975e\u5e38\u9002\u5408\u8c03\u8bd5\u548c\u8ddf\u8e2a\u8fdb\u7a0b\u7684\u8fd0\u884c\u72b6\u6001\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h1>\u516d\u3001\u7efc\u5408\u6027\u80fd\u5206\u6790<\/h1>\n<blockquote>\n<ul>\n<li><code>dstat<\/code>\uff1a\u7ed3\u5408vmstat\u3001iostat\u3001netstat\u7b49\u5de5\u5177\u7684\u529f\u80fd\uff0c\u5b9e\u65f6\u663e\u793aCPU\u3001\u5185\u5b58\u3001\u78c1\u76d8I\/O\u3001\u7f51\u7edc\u7b49\u8d44\u6e90\u7684\u4f7f\u7528\u60c5\u51b5\uff1b<\/li>\n<li><code>perf<\/code>\uff1a\u5185\u6838\u63d0\u4f9b\u7684\u5f3a\u5927\u6027\u80fd\u5206\u6790\u5de5\u5177\uff0c\u652f\u6301\u91c7\u6837\u3001\u8ddf\u8e2a\u548c\u6027\u529f\u80fd\u5206\u6790\uff0c\u9002\u5408\u5f00\u53d1\u4eba\u5458\u548c\u9ad8\u7ea7\u7528\u6237\u8fdb\u884c\u6df1\u5165\u7684\u6027\u80fd\u8c03\u4f18\uff1b<\/li>\n<li><code>sar<\/code>\uff1a \u7cfb\u7edf\u76d1\u63a7\u548c\u62a5\u544a\u5de5\u5177\uff0c\u53ef\u4ee5\u8be6\u7ec6\u8bb0\u5f55CPU\u3001\u5185\u5b58\u3001\u7f51\u7edc\u3001I\/O\u7b49\u5404\u65b9\u9762\u7684\u6027\u80fd\uff1b<\/li>\n<li><code>sysstat<\/code>\uff1a\u5305\u542b<code>iostat<\/code>\u3001<code>mpstat<\/code>\u3001<code>sar<\/code>\u7b49\u591a\u79cd\u5de5\u5177\u7684\u7efc\u5408\u5de5\u5177\u5305\uff1b<\/li>\n<li><code>glances<\/code>\uff1a\u7c7b\u4f3c\u4e8e<code>htop<\/code>\u548c<code>dstat<\/code>\u7684\u7ed3\u5408\uff0c\u5b9e\u65f6\u76d1\u63a7CPU\u3001\u5185\u5b58\u3001\u7f51\u7edc\u3001\u78c1\u76d8\u3001\u8fdb\u7a0b\u7b49\u591a\u9879\u7cfb\u7edf\u6027\u80fd\u6307\u6807\u3002<\/li>\n<\/ul>\n<\/blockquote>\n<h1>\u53c2\u8003\u8d44\u6599<\/h1>\n<blockquote>\n<ul>\n<li><a href=\"https:\/\/mp.weixin.qq.com\/s\/3GTguRv26ZrFO6EdXWV2rg\">https:\/\/mp.weixin.qq.com\/s\/3GTguRv26ZrFO6EdXWV2rg<\/a><\/li>\n<\/ul>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001CPU\u6027\u80fd\u5206\u6790 top\uff1a\u5b9e\u65f6\u663e\u793a\u7cfb\u7edfCPU\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u4ee5\u53ca\u5404\u4e2a\u8fdb\u7a0b\u7684\u8d44\u6e90\u6d88\u8017\uff1b htop\uff1atop\u547d\u4ee4\u7684 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-158","post","type-post","status-publish","format-standard","hentry","category-7"],"_links":{"self":[{"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=\/wp\/v2\/posts\/158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=158"}],"version-history":[{"count":1,"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=\/wp\/v2\/posts\/158\/revisions"}],"predecessor-version":[{"id":159,"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=\/wp\/v2\/posts\/158\/revisions\/159"}],"wp:attachment":[{"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.unicom.cloudns.be\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}