{"id":45726,"date":"2024-10-07T01:27:15","date_gmt":"2024-10-06T17:27:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/45726\/"},"modified":"2024-11-14T10:35:59","modified_gmt":"2024-11-14T02:35:59","slug":"linux-%e4%b8%ad%e5%a6%82%e4%bd%95%e7%8d%b2%e5%8f%96-cpu-%e9%80%9f%e5%ba%a6%e5%85%b7%e9%ab%94%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/45726\/","title":{"rendered":"Linux \u4e2d\u5982\u4f55\u7372\u53d6 CPU \u901f\u5ea6\u5177\u9ad4\u65b9\u6cd5"},"content":{"rendered":"

Linux \u4e2d\u5982\u4f55\u7372\u53d6 CPU \u901f\u5ea6\u5177\u9ad4\u65b9\u6cd5<\/h1>\n

\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u4e86\u89e3 CPU \u7684\u901f\u5ea6\u548c\u6027\u80fd\u5c0d\u65bc\u7cfb\u7d71\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u9032\u884c\u6027\u80fd\u8abf\u512a\u9084\u662f\u6545\u969c\u6392\u9664\uff0c\u7372\u53d6 CPU \u7684\u8a73\u7d30\u4fe1\u606f\u90fd\u80fd\u5e6b\u52a9\u6211\u5011\u505a\u51fa\u66f4\u660e\u667a\u7684\u6c7a\u7b56\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5e7e\u7a2e\u5728 Linux \u4e2d\u7372\u53d6 CPU \u901f\u5ea6\u7684\u5177\u9ad4\u65b9\u6cd5\u3002<\/p>\n

\u4f7f\u7528 \/proc\/cpuinfo \u6587\u4ef6<\/h2>\n

\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u4e4b\u4e00\u662f\u67e5\u770b \/proc\/cpuinfo<\/code> \u6587\u4ef6\u3002\u9019\u500b\u6587\u4ef6\u5305\u542b\u4e86\u6709\u95dc CPU \u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u578b\u865f\u3001\u901f\u5ea6\u3001\u6838\u5fc3\u6578\u91cf\u7b49\u3002<\/p>\n

cat \/proc\/cpuinfo<\/code><\/pre>\n
\u57f7\u884c\u4e0a\u8ff0\u547d\u4ee4\u5f8c\uff0c\u60a8\u5c07\u770b\u5230\u985e\u4f3c\u4ee5\u4e0b\u7684\u8f38\u51fa\uff1a<\/p>\n
processor       : 0\nvendor_id       : GenuineIntel\ncpu family      : 6\nmodel           : 158\nmodel name      : Intel(R) Core(TM) i7-8550U CPU @ 1.80GHz\nstepping        : 10\nmicrocode       : 0xc6\ncpu MHz         : 1992.000\ncache size      : 8192 KB\n...<\/code><\/pre>\n
\u5728\u9019\u88e1\uff0ccpu MHz<\/code> \u8868\u793a CPU \u7684\u7576\u524d\u901f\u5ea6\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u4e00\u6b65\u5206\u6790\u9019\u4e9b\u6578\u64da\u3002<\/p>\n
\u4f7f\u7528 lscpu \u547d\u4ee4<\/h2>\n
\u53e6\u4e00\u500b\u7372\u53d6 CPU \u4fe1\u606f\u7684\u7c21\u55ae\u65b9\u6cd5\u662f\u4f7f\u7528 lscpu<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u6703\u986f\u793a CPU \u7684\u67b6\u69cb\u3001\u6838\u5fc3\u6578\u91cf\u3001\u7dda\u7a0b\u6578\u91cf\u4ee5\u53ca\u901f\u5ea6\u7b49\u4fe1\u606f\u3002<\/p>\n
lscpu<\/code><\/pre>\n
\u57f7\u884c\u5f8c\uff0c\u60a8\u5c07\u770b\u5230\u985e\u4f3c\u4ee5\u4e0b\u7684\u8f38\u51fa\uff1a<\/p>\n
Architecture:        x86_64\nCPU op-mode(s):      32-bit, 64-bit\nByte Order:          Little Endian\nCPU(s):              8\nOn-line CPU(s) list: 0-7\nThread(s) per core:  2\nCore(s) per socket:  4\nSocket(s):           1\nNUMA node(s):        1\nVendor ID:           GenuineIntel\nCPU family:         6\nModel:              158\nModel name:         Intel(R) Core(TM) i7-8550U CPU @ 1.80GHz\nStepping:           10\nCPU MHz:            1992.000\nCPU max MHz:        4000.000\nCPU min MHz:        400.000\nBogoMIPS:           3999.99\nVirtualization:      VT-x\nL1d cache:          32K\nL1i cache:          32K\nL2 cache:           256K\nL3 cache:           8192K\nNUMA node0 CPU(s):  0-7<\/code><\/pre>\n
\u5728\u9019\u88e1\uff0cCPU max MHz<\/code> \u548c CPU min MHz<\/code> \u5206\u5225\u8868\u793a CPU \u7684\u6700\u5927\u548c\u6700\u5c0f\u901f\u5ea6\u3002<\/p>\n
\u4f7f\u7528 cpufrequtils \u5de5\u5177<\/h2>\n
\u5982\u679c\u60a8\u9700\u8981\u66f4\u8a73\u7d30\u7684 CPU \u983b\u7387\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528 cpufrequtils<\/code> \u5de5\u5177\u3002\u9019\u500b\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u60a8\u67e5\u770b\u548c\u8a2d\u7f6e CPU \u7684\u983b\u7387\u8abf\u6574\u7b56\u7565\u3002<\/p>\n
\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b89\u88dd cpufrequtils<\/code>\uff1a<\/p>\n
sudo apt-get install cpufrequtils<\/code><\/pre>\n
\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b CPU \u7684\u7576\u524d\u983b\u7387\uff1a<\/p>\n
cpufreq-info<\/code><\/pre>\n
\u9019\u5c07\u986f\u793a\u6bcf\u500b CPU \u6838\u5fc3\u7684\u7576\u524d\u983b\u7387\u3001\u53ef\u7528\u7684\u983b\u7387\u7bc4\u570d\u4ee5\u53ca\u7576\u524d\u7684\u8abf\u6574\u7b56\u7565\u3002<\/p>\n
\u4f7f\u7528 top \u548c htop \u547d\u4ee4<\/h2>\n
\u5728\u65e5\u5e38\u76e3\u63a7\u4e2d\uff0ctop<\/code> \u548c htop<\/code> \u547d\u4ee4\u4e5f\u53ef\u4ee5\u63d0\u4f9b CPU \u4f7f\u7528\u60c5\u6cc1\u7684\u5373\u6642\u4fe1\u606f\u3002\u9019\u4e9b\u5de5\u5177\u4e0d\u50c5\u986f\u793a CPU \u7684\u4f7f\u7528\u7387\uff0c\u9084\u53ef\u4ee5\u986f\u793a\u6bcf\u500b\u9032\u7a0b\u7684 CPU \u8ca0\u8f09\u3002<\/p>\n
top<\/code><\/pre>\n
\u6216\u662f\uff1a<\/p>\n
htop<\/code><\/pre>\n
\u5728\u9019\u4e9b\u5de5\u5177\u7684\u754c\u9762\u4e2d\uff0c\u60a8\u53ef\u4ee5\u770b\u5230 CPU \u7684\u7576\u524d\u4f7f\u7528\u7387\u548c\u901f\u5ea6\uff0c\u9019\u5c0d\u65bc\u6027\u80fd\u76e3\u63a7\u975e\u5e38\u6709\u7528\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u6709\u591a\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u7372\u53d6 CPU \u7684\u901f\u5ea6\u548c\u6027\u80fd\u4fe1\u606f\uff0c\u5305\u62ec\u67e5\u770b \/proc\/cpuinfo<\/code> \u6587\u4ef6\u3001\u4f7f\u7528 lscpu<\/code> \u547d\u4ee4\u3001\u5b89\u88dd cpufrequtils<\/code> \u5de5\u5177\uff0c\u4ee5\u53ca\u4f7f\u7528 top<\/code> \u548c htop<\/code> \u547d\u4ee4\u3002\u9019\u4e9b\u5de5\u5177\u548c\u547d\u4ee4\u80fd\u5920\u5e6b\u52a9\u7cfb\u7d71\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u512a\u5316\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u9700\u8981\u7a69\u5b9a\u7684 \u4f3a\u670d\u5668<\/a> \u9084\u662f\u9748\u6d3b\u7684 \u96f2\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5728 Linux \u4e2d\u7372\u53d6 CPU \u901f\u5ea6\u7684\u5177\u9ad4\u65b9\u6cd5\uff0c\u8f15\u9b06\u638c\u63e1\u547d\u4ee4\u884c\u5de5\u5177\u548c\u7cfb\u7d71\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-45726","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45726","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=45726"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45726\/revisions"}],"predecessor-version":[{"id":45727,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45726\/revisions\/45727"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=45726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=45726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=45726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}