{"id":250,"date":"2018-07-01T23:46:05","date_gmt":"2018-07-01T15:46:05","guid":{"rendered":"http:\/\/blog.yunvisit.com\/?p=250"},"modified":"2018-07-01T23:46:05","modified_gmt":"2018-07-01T15:46:05","slug":"%e6%a0%91%e8%8e%93%e6%b4%be%e9%ab%98%e6%80%a7%e8%83%bd%e6%a8%a1%e5%bc%8f%ef%bc%88%e4%bc%aa%e8%b6%85%e9%a2%91%ef%bc%89%e6%8a%98%e8%85%be%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/blog.yunvisit.com\/?p=250","title":{"rendered":"\u6811\u8393\u6d3e\u9ad8\u6027\u80fd\u6a21\u5f0f\uff08\u4f2a\u8d85\u9891\uff09\u6298\u817e\u7b14\u8bb0"},"content":{"rendered":"<p>\u6811\u8393\u6d3e3B\u6298\u817e\u4e86\u51e0\u5929\u53d1\u73b0\u4e2a\u5751\uff0cU \u7684\u9891\u7387\u4e00\u76f4\u8fd0\u884c\u5728600MHZ\u7b80\u76f4\u5751\uff0c\u8bf4\u597d\u76841.2GHZ\u5462\uff0c\u8fd9\u548c\u5b98\u65b9\u8bf4\u7684\u4e0d\u4e00\u6837\u554a\uff0c\u767e\u5ea6\u8c37\u6b4c\u4e86\u4e00\u5708\u4e0b\u6765\u90fd\u662f\u8bf4\u4ec0\u4e48\u8d85\u9891\u4fee\u6539\/boot\/config.txt\u8fd9\u4e2a\u6587\u4ef6\u7684\uff0c\u4f46\u662f\u6211\u662fcentos \u54ea\u6709\u8fd9\u4e2a\u4e1c\u897f\u554a\u3002\u7136\u540e\u8111\u5b50\u62bd\u4e86\u4e00\u4e0b\u52a0\u4e86\u4e0b\u5173\u952e\u5b57<span style=\"color: #ff0000;\">\u9ad8\u6027\u80fd\u6a21\u5f0f<\/span>\uff0c\u77ac\u95f4\u5728\u67d0\u4f4d\u5927\u4f6c\u7684\u5e16\u5b50\u4e0a\u53d1\u73b0\u4e86\u597d\u4e1c\u897f\uff0c\u4e0b\u9762\u8d34\u4e0a\u4ee3\u7801\u3002<\/p>\n<div class=\"my-syntax-highlighter\">\n<pre><textarea id=\"mshighlighter\" class=\"mshighlighter\" language=\"shell\" name=\"mshighlighter\" >\r\n#!\/bin\/bash\r\n\r\n#\u672c\u811a\u672c\u7528\u4e8e\u8c03\u8282CPU\u7535\u6e90\u6a21\u5f0f\r\n\r\n#\u4fee\u6539\u7535\u6e90\u6a21\u5f0f\u7684\u8def\u5f84\r\npath_0=\/sys\/devices\/system\/cpu\/cpu0\/cpufreq\/scaling_governor\r\npath_1=\/sys\/devices\/system\/cpu\/cpu1\/cpufreq\/scaling_governor\r\npath_2=\/sys\/devices\/system\/cpu\/cpu2\/cpufreq\/scaling_governor\r\npath_3=\/sys\/devices\/system\/cpu\/cpu3\/cpufreq\/scaling_governor\r\n\r\n#\u5224\u65ad\u6743\u9650\u662f\u5426\u8db3\u591f\r\nif [ -w $path_0 ] &amp;&amp; [ -w $path_1 ] &amp;&amp; [ -w $path_2 ] &amp;&amp; [ -w $path_3 ]; then\r\n\r\n#\u89e3\u6790\u8f93\u5165\u53c2\u6570\r\ncase $1 in\r\n1)\r\necho \"[Performance] \u9ad8\u6027\u80fd\u6a21\u5f0f\"\r\nmode=Performance\r\n;;\r\n2)\r\necho \"[ondemand] \u81ea\u52a8\u8c03\u6574\"\r\nmode=ondemand\r\n;;\r\n3)\r\necho \"[powersave] \u4f4e\u529f\u8017\u6a21\u5f0f\"\r\nmode=powersave\r\n;;\r\n-r)\r\necho \"[CPU 0]\" `cat $path_0`\r\necho \"[CPU 1]\" `cat $path_1`\r\necho \"[CPU 2]\" `cat $path_2`\r\necho \"[CPU 3]\" `cat $path_3`\r\nexit\r\n;;\r\n-h)\r\necho \"\u8f93\u5165\u53c2\u6570\uff1a\r\n[performance] 1\r\n[ondemand ] 2\r\n[powersave] 3\r\n[\u8bfb\u53d6\u6a21\u5f0f ] -r\"\r\nexit\r\n;;\r\n\r\n*)\r\necho \"Erro: \u8f93\u5165\u53c2\u6570\u9519\u8bef\"\r\nexit\r\n;;\r\nesac\r\n\r\n#\u4fee\u6539\u7535\u6e90\u6a21\u5f0f\r\necho $mode &gt; $path_0\r\necho $mode &gt; $path_1\r\necho $mode &gt; $path_2\r\necho $mode &gt; $path_3\r\nelse\r\necho \"Erro: \u6743\u9650\u4e0d\u8db3\"\r\nfi<\/textarea><\/pre>\n<\/div>\n<p>\u2460\u4fdd\u5b58\u6210\u811a\u672c\u6587\u4ef6 performance.sh<\/p>\n<p>\u2461\u8d4b\u4e88\u6267\u884c\u6743\u9650 777<\/p>\n<p>\u2462.\/performance.sh 1 #\u9ad8\u6027\u80fd\u6a21\u5f0f\u8fd0\u884c<\/p>\n<p>\u2463\u9a8c\u8bc1\u8f93\u5165\u00a0\u00a0<\/p>\n<div class=\"my-syntax-highlighter\">\n<pre><textarea id=\"mshighlighter\" class=\"mshighlighter\" language=\"shell\" name=\"mshighlighter\" >cat \/sys\/devices\/system\/cpu\/cpu0\/cpufreq\/scaling_cur_freq\u00a0<\/textarea><\/pre>\n<\/div>\n<p> \u67e5\u770b\u5f53\u524dU \u7684\u9891\u7387<\/p>\n<p>Enjoy\u00a0 \u00a0: )<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6811\u8393\u6d3e3B\u6298\u817e\u4e86\u51e0\u5929\u53d1\u73b0\u4e2a\u5751\uff0cU \u7684\u9891\u7387\u4e00\u76f4\u8fd0\u884c\u5728600MHZ\u7b80\u76f4\u5751\uff0c\u8bf4\u597d\u76841.2GHZ\u5462\uff0c\u8fd9\u548c\u5b98\u65b9\u8bf4\u7684\u4e0d\u4e00\u6837\u554a\uff0c\u767e\u5ea6\u8c37\u6b4c\u4e86\u4e00\u5708\u4e0b &#8230;<\/p>\n","protected":false},"author":1,"featured_media":230,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[32,35],"_links":{"self":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/posts\/250"}],"collection":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=250"}],"version-history":[{"count":0,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/posts\/250\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/media\/230"}],"wp:attachment":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}