{"id":730,"date":"2019-10-31T21:02:13","date_gmt":"2019-10-31T13:02:13","guid":{"rendered":"http:\/\/www.dongchangbin.net.cn\/?p=730"},"modified":"2019-12-22T19:45:35","modified_gmt":"2019-12-22T11:45:35","slug":"atop%e5%b7%a5%e5%85%b7","status":"publish","type":"post","link":"https:\/\/www.dongchangbin.net.cn\/?p=730","title":{"rendered":"atop\u5de5\u5177"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-\u80cc\u666f\">\u80cc\u666f<\/h1>\n\n\n\n<p>1\u3001\u67d0\u6b21\u6536\u5230\u67d0\u4e2a\u5e94\u7528\u4e00\u53f0\u673a\u566814:32:02\u6302\u6389\u7684\u62a5\u8b66\u3002<\/p>\n\n\n\n<p>2\u3001\u4e8e\u662f\u4e00\u987f\u64cd\u4f5c\u731b\u5982\u864e\uff0c\u7136\u540e\u4e00\u8138\u61f5\u903c\uff1a\u7a76\u7adf\u662f\u4ec0\u4e48\u5bfc\u81f4\u4e86\u7cfb\u7edf\u6302\u6389\uff01<\/p>\n\n\n\n<p>3\u3001\u4e8e\u662f\u6c42\u52a9\u4e86\u516c\u53f8ops\u70ed\u7ebf\uff0c\u53d1\u73b0\u4e00\u4e2a\u597d\u7528\u7684\u5de5\u5177\u3002\u89e3\u51b3\u4e86\u8fd9\u4e2a\u7591\u60d1\u3002\u8fd9\u4e2a\u5de5\u5177\u5c31\u662fatop\u3002<\/p>\n\n\n\n<p>\u5148\u4e0a\u4e00\u5f20\u56fe\u6765\u52a0\u6df1\u5370\u8c61\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"254\" src=\"http:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u5c4f\u5e55\u5feb\u7167-2019-04-03-\u4e0b\u53485.10.44-1024x254.png\" alt=\"\" class=\"wp-image-808\" srcset=\"https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u5c4f\u5e55\u5feb\u7167-2019-04-03-\u4e0b\u53485.10.44-1024x254.png 1024w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u5c4f\u5e55\u5feb\u7167-2019-04-03-\u4e0b\u53485.10.44-300x74.png 300w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u5c4f\u5e55\u5feb\u7167-2019-04-03-\u4e0b\u53485.10.44-768x190.png 768w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u5c4f\u5e55\u5feb\u7167-2019-04-03-\u4e0b\u53485.10.44-1536x380.png 1536w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u5c4f\u5e55\u5feb\u7167-2019-04-03-\u4e0b\u53485.10.44-2048x507.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6b63\u662f\u4ece\u4e0a\u56fe\uff0c\u5f97\u77e5\uff0c\u662f\u6709\u540c\u5b66\u572814:32:02\u79d2\u6267\u884c\u4e86less\u547d\u540d\u5bfc\u81f4\u4e86\u7cfb\u7edfcpu\u98d9\u5347\u3002\uff08\u8fd9\u91cc\u5148\u4e0d\u5206\u6790\u4e3a\u4ec0\u4e48less\u4f1a\u5bfc\u81f4cpu\u98d9\u5347\uff0c\u672c\u6587\u4e3b\u8981\u8bb2\u89e3atop\u5de5\u5177\uff09\u3002<\/p>\n\n\n\n<p>\u73b0\u5728\u5f00\u59cb\u4ecb\u7ecdatop\u5de5\u5177\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-\u7b80\u4ecb\">\u7b80\u4ecb<\/h1>\n\n\n\n<p>&nbsp;atop\u662f\u4e00\u6b3e\u7528\u4e8e\u76d1\u63a7Linux\u7cfb\u7edf\u8d44\u6e90\u4e0e\u8fdb\u7a0b\u7684\u5de5\u5177\uff0c\u5b83\u4ee5\u4e00\u5b9a\u7684\u9891\u7387\u8bb0\u5f55\u7cfb\u7edf\u7684\u8fd0\u884c\u72b6\u6001\uff0c\u6240\u91c7\u96c6\u7684\u6570\u636e\u5305\u542b\u7cfb\u7edf\u8d44\u6e90(CPU\u3001\u5185\u5b58\u3001\u78c1\u76d8\u548c\u7f51\u7edc)\u4f7f\u7528\u60c5\u51b5\u548c\u8fdb\u7a0b\u8fd0\u884c\u60c5\u51b5\uff0c\u5e76\u80fd\u4ee5\u65e5\u5fd7\u6587\u4ef6\u7684\u65b9\u5f0f\u4fdd\u5b58\u5728\u78c1\u76d8\u4e2d\uff0c\u670d\u52a1\u5668\u51fa\u73b0\u95ee\u9898\u540e\uff0c\u6211\u4eec\u53ef\u83b7\u53d6\u76f8\u5e94\u7684atop\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u5206\u6790\uff0c\u5176\u6bd4\u8f83\u5f3a\u5927\u7684\u5730\u65b9\u662f\u5176\u652f\u6301\u6211\u4eec\u5206\u6790\u6570\u636e\u65f6\u8fdb\u884c\u6392\u5e8f\u3001\u89c6\u56fe\u5207\u6362\u3001\u6b63\u5219\u5339\u914d\u7b49\u5904\u7406\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-\u76d1\u63a7\u5b57\u6bb5\u7684\u542b\u4e49\">\u76d1\u63a7\u5b57\u6bb5\u7684\u542b\u4e49<\/h1>\n\n\n\n<p><strong>ATOP\u5217<\/strong>\uff1a\u8be5\u5217\u663e\u793a\u4e86\u4e3b\u673a\u540d\u3001\u4fe1\u606f\u91c7\u6837\u65e5\u671f\u548c\u65f6\u95f4\u70b9<\/p>\n\n\n\n<p><strong>PRC\u5217<\/strong>\uff1a\u8be5\u5217\u663e\u793a\u8fdb\u7a0b\u6574\u4f53\u8fd0\u884c\u60c5\u51b5<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>sys\u3001usr\u5b57\u6bb5\u5206\u522b\u6307\u793a\u8fdb\u7a0b\u5728\u5185\u6838\u6001\u548c\u7528\u6237\u6001\u7684\u8fd0\u884c\u65f6\u95f4<\/li><li>#proc\u5b57\u6bb5\u6307\u793a\u8fdb\u7a0b\u603b\u6570<\/li><li>#zombie\u5b57\u6bb5\u6307\u793a\u50f5\u6b7b\u8fdb\u7a0b\u7684\u6570\u91cf<\/li><li>#exit\u5b57\u6bb5\u6307\u793aatop\u91c7\u6837\u5468\u671f\u671f\u95f4\u9000\u51fa\u7684\u8fdb\u7a0b\u6570\u91cf<\/li><\/ol>\n\n\n\n<p><strong>CPU\u5217<\/strong>\uff1a\u8be5\u5217\u663e\u793aCPU\u6574\u4f53(\u5373\u591a\u6838CPU\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53CPU\u8d44\u6e90)\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u6211\u4eec\u77e5\u9053CPU\u53ef\u88ab\u7528\u4e8e\u6267\u884c\u8fdb\u7a0b\u3001\u5904\u7406\u4e2d\u65ad\uff0c\u4e5f\u53ef\u5904\u4e8e\u7a7a\u95f2\u72b6\u6001(\u7a7a\u95f2\u72b6\u6001\u5206\u4e24\u79cd\uff0c\u4e00\u79cd\u662f\u6d3b\u52a8\u8fdb\u7a0b\u7b49\u5f85\u78c1\u76d8IO\u5bfc\u81f4CPU\u7a7a\u95f2\uff0c\u53e6\u4e00\u79cd\u662f\u5b8c\u5168\u7a7a\u95f2)<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>sys\u3001usr\u5b57\u6bb5\u6307\u793aCPU\u88ab\u7528\u4e8e\u5904\u7406\u8fdb\u7a0b\u65f6\uff0c\u8fdb\u7a0b\u5728\u5185\u6838\u6001\u3001\u7528\u6237\u6001\u6240\u5360CPU\u7684\u65f6\u95f4\u6bd4\u4f8b<\/li><li>irq\u5b57\u6bb5\u6307\u793aCPU\u88ab\u7528\u4e8e\u5904\u7406\u4e2d\u65ad\u7684\u65f6\u95f4\u6bd4\u4f8b<\/li><li>idle\u5b57\u6bb5\u6307\u793aCPU\u5904\u5728\u5b8c\u5168\u7a7a\u95f2\u72b6\u6001\u7684\u65f6\u95f4\u6bd4\u4f8b<\/li><li>wait\u5b57\u6bb5\u6307\u793aCPU\u5904\u5728\u201c\u8fdb\u7a0b\u7b49\u5f85\u78c1\u76d8IO\u5bfc\u81f4CPU\u7a7a\u95f2\u201d\u72b6\u6001\u7684\u65f6\u95f4\u6bd4\u4f8b<\/li><\/ol>\n\n\n\n<p>CPU\u5217\u5404\u4e2a\u5b57\u6bb5\u6307\u793a\u503c\u76f8\u52a0\u7ed3\u679c\u4e3aN00%\uff0c\u5176\u4e2dN\u4e3acpu\u6838\u6570\u3002<\/p>\n\n\n\n<p><strong>cpu\u5217<\/strong>\uff1a\u8be5\u5217\u663e\u793a\u67d0\u4e00\u6838cpu\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u5404\u5b57\u6bb5\u542b\u4e49\u53ef\u53c2\u7167CPU\u5217\uff0c\u5404\u5b57\u6bb5\u503c\u76f8\u52a0\u7ed3\u679c\u4e3a100%<\/p>\n\n\n\n<p><strong>CPL\u5217<\/strong>\uff1a\u8be5\u5217\u663e\u793aCPU\u8d1f\u8f7d\u60c5\u51b5<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>avg1\u3001avg5\u548cavg15\u5b57\u6bb5\uff1a\u8fc7\u53bb1\u5206\u949f\u30015\u5206\u949f\u548c15\u5206\u949f\u5185\u8fd0\u884c\u961f\u5217\u4e2d\u7684\u5e73\u5747\u8fdb\u7a0b\u6570\u91cf<\/li><li>csw\u5b57\u6bb5\u6307\u793a\u4e0a\u4e0b\u6587\u4ea4\u6362\u6b21\u6570<\/li><li>intr\u5b57\u6bb5\u6307\u793a\u4e2d\u65ad\u53d1\u751f\u6b21\u6570<\/li><\/ol>\n\n\n\n<p><strong>MEM\u5217<\/strong>\uff1a\u8be5\u5217\u6307\u793a\u5185\u5b58\u7684\u4f7f\u7528\u60c5\u51b5<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>tot\u5b57\u6bb5\u6307\u793a\u7269\u7406\u5185\u5b58\u603b\u91cf<\/li><li>free\u5b57\u6bb5\u6307\u793a\u7a7a\u95f2\u5185\u5b58\u7684\u5927\u5c0f<\/li><li>cache\u5b57\u6bb5\u6307\u793a\u7528\u4e8e\u9875\u7f13\u5b58\u7684\u5185\u5b58\u5927\u5c0f<\/li><li>buff\u5b57\u6bb5\u6307\u793a\u7528\u4e8e\u6587\u4ef6\u7f13\u5b58\u7684\u5185\u5b58\u5927\u5c0f<\/li><li>slab\u5b57\u6bb5\u6307\u793a\u7cfb\u7edf\u5185\u6838\u5360\u7528\u7684\u5185\u5b58\u5927\u5c0f<\/li><\/ol>\n\n\n\n<p><strong>SWP\u5217<\/strong>\uff1a\u8be5\u5217\u6307\u793a\u4ea4\u6362\u7a7a\u95f4\u7684\u4f7f\u7528\u60c5\u51b5<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>tot\u5b57\u6bb5\u6307\u793a\u4ea4\u6362\u533a\u603b\u91cf<\/li><li>free\u5b57\u6bb5\u6307\u793a\u7a7a\u95f2\u4ea4\u6362\u7a7a\u95f4\u5927\u5c0f<\/li><\/ol>\n\n\n\n<p><strong>PAG\u5217<\/strong>\uff1a\u8be5\u5217\u6307\u793a\u865a\u62df\u5185\u5b58\u5206\u9875\u60c5\u51b5<\/p>\n\n\n\n<p>swin\u3001swout\u5b57\u6bb5\uff1a\u6362\u5165\u548c\u6362\u51fa\u5185\u5b58\u9875\u6570<\/p>\n\n\n\n<p><strong>DSK\u5217<\/strong>\uff1a\u8be5\u5217\u6307\u793a\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\uff0c\u6bcf\u4e00\u4e2a\u78c1\u76d8\u8bbe\u5907\u5bf9\u5e94\u4e00\u5217\uff0c\u5982\u679c\u6709sdb\u8bbe\u5907\uff0c\u90a3\u4e48\u589e\u591a\u4e00\u5217DSK\u4fe1\u606f<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>sda\u5b57\u6bb5\uff1a\u78c1\u76d8\u8bbe\u5907\u6807\u8bc6<\/li><li>busy\u5b57\u6bb5\uff1a\u78c1\u76d8\u5fd9\u65f6\u6bd4\u4f8b<\/li><li>read\u3001write\u5b57\u6bb5\uff1a\u8bfb\u3001\u5199\u8bf7\u6c42\u6570\u91cf<\/li><\/ol>\n\n\n\n<p><strong>NET\u5217<\/strong>\uff1a\u591a\u5217NET\u5c55\u793a\u4e86\u7f51\u7edc\u72b6\u51b5\uff0c\u5305\u62ec\u4f20\u8f93\u5c42(TCP\u548cUDP)\u3001IP\u5c42\u4ee5\u53ca\u5404\u6d3b\u52a8\u7684\u7f51\u53e3\u4fe1\u606f<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>XXXi&nbsp; \u5b57\u6bb5\u6307\u793a\u5404\u5c42\u6216\u6d3b\u52a8\u7f51\u53e3\u6536\u5305\u6570\u76ee<\/li><li>XXXo \u5b57\u6bb5\u6307\u793a\u5404\u5c42\u6216\u6d3b\u52a8\u7f51\u53e3\u53d1\u5305\u6570\u76ee<\/li><\/ol>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-\u89c6\u56fe\u6a21\u89c6\">\u89c6\u56fe\u6a21\u89c6<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-1\u3001\u9ed8\u8ba4\u89c6\u56fe(Genericinformation)\"><strong>1\u3001\u9ed8\u8ba4\u89c6\u56fe(Generic information)<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"415\" src=\"http:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe2.png\" alt=\"\" class=\"wp-image-810\" srcset=\"https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe2.png 650w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe2-300x192.png 300w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe2-140x90.png 140w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/figure>\n\n\n\n<p>\u8fdb\u5165atop\u4fe1\u606f\u754c\u9762\uff0c\u6211\u4eec\u770b\u5230\u7684\u5c31\u662f\u8fdb\u7a0b\u4fe1\u606f\u7684\u9ed8\u8ba4\u89c6\u56fe(\u4e0a\u56fe\u4e0b\u534a\u90e8\u5206)\uff0c\u6309g\u952e\u53ef\u4ee5\u4ece\u5176\u4ed6\u89c6\u56fe\u8df3\u5230\u9ed8\u8ba4\u89c6\u56fe\u3002\u4ee5\u7b80\u4ecb\u91cc\u7684\u622a\u56fe\u4e3a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230PID\u4e3a31085\u7684find\u8fdb\u7a0b\u5728\u9000\u51fa\u524d\u5728\u5185\u6838\u6a21\u5f0f\u4e0b\u5360\u7528\u4e860.45\u79d2CPU\u65f6\u95f4\uff0c\u5728\u7528\u6237\u6a21\u5f0f\u4e0b\u5360\u7528\u4e860.10\u79d2CPU\u65f6\u95f4\uff0c\u76f8\u5bf910\u5206\u949f\u91c7\u6837\u5468\u671f\uff0cCPU\u65f6\u95f4\u5360\u7528\u6bd4\u4f8b\u4e3a3%\uff0cST\u5217\u8868\u793a\u8fdb\u7a0b\u72b6\u6001\uff0cN\u8868\u793a\u8be5\u8fdb\u7a0b\u662f\u524d\u4e00\u4e2a\u91c7\u6837\u5468\u671f\u65b0\u751f\u6210\u7684\u8fdb\u7a0b\uff0cE\u8868\u793a\u8be5\u8fdb\u7a0b\u5df2\u9000\u51fa\uff0cEXC\u5217\u6307\u793a\u8fdb\u7a0b\u7684\u9000\u51fa\u7801\u3002\u4ece\u8fdb\u7a0b\u540d\u5728\u201c&lt;&gt;\u201d\u7b26\u53f7\u4e2d\uff0c\u6211\u4eec\u4ea6\u53ef\u77e5\u8be5\u8fdb\u7a0b\u5df2\u9000\u51fa\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-2\u3001\u5185\u5b58\u89c6\u56fe(Memoryconsumption)\"><strong>2\u3001\u5185\u5b58\u89c6\u56fe(Memory consumption)<\/strong><\/h2>\n\n\n\n<p>\u5185\u5b58\u89c6\u56fe\u5c55\u793a\u4e86\u8fdb\u7a0b\u4f7f\u7528\u5185\u5b58\u60c5\u51b5\uff0c\u6309m\u952e\u53ef\u8fdb\u5165\u5185\u5b58\u89c6\u56fe\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"662\" height=\"446\" src=\"http:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe3.png\" alt=\"\" class=\"wp-image-811\" srcset=\"https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe3.png 662w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe3-300x202.png 300w\" sizes=\"(max-width: 662px) 100vw, 662px\" \/><\/figure>\n\n\n\n<p>\u4e0a\u56fe\u4e0b\u534a\u90e8\u5206\u5c55\u793a\u4e86\u6bcf\u4e2a\u8fdb\u7a0b\u5360\u7528\u7684\u865a\u62df\u5185\u5b58\u7a7a\u95f4(VSIZE)\u3001\u5185\u5b58\u7a7a\u95f4(RSIZE)\u5927\u5c0f\uff0c\u4ee5\u53ca\u5728\u4e0a\u4e00\u4e2a\u91c7\u6837\u5468\u671f\u4e2d\u865a\u62df\u5185\u5b58\u548c\u7269\u7406\u5185\u5b58\u589e\u957f\u5927\u5c0f(VGROW\u3001RGROW)\uff0cMEM\u5217\u6307\u793a\u8fdb\u7a0b\u6240\u5360\u7269\u7406\u5185\u5b58\u5927\u5c0f\u3002\u4ece\u4e0a\u56fe\u7684PAG\u5217\u7684\u4fe1\u606f\uff0c\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\u6b64\u65f6\u7cfb\u7edf\u5185\u5b58\u8d1f\u8f7d\u8f83\u9ad8\uff0c\u9875\u4ea4\u6362\u6bd4\u8f83\u9891\u7e41\uff0c\u800c\u4e14\u53ef\u4ee5\u770b\u51fa\u7269\u7406\u5185\u5b58\u51e0\u4e4e\u5b8c\u5168\u4e0d\u53ef\u7528\uff0cswap\u5206\u533a\u4e5f\u6bd4\u8f83\u7e41\u5fd9\uff0c\u4ece\u8fdb\u7a0b\u89c6\u56fe\u4e2dVGROW\u548cRGROW\u5217\u53ef\u770b\u51fa lekker \u8fdb\u7a0b\u5360\u7528\u5185\u5b58\u91cf\u5927\u91cf\u589e\u957f\uff0c\u90e8\u5206\u8fdb\u7a0b\u5360\u7528\u7684\u5185\u5b58\u51cf\u5c11(VGROW\u6216RGROW\u5b57\u6bb5\u4e3a\u8d1f\u503c)\uff0c\u4e3alekker\u8fdb\u7a0b\u817e\u51fa\u7a7a\u95f4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-3\u3001\u547d\u4ee4\u89c6\u56fe(Commandline)\"><strong>3\u3001\u547d\u4ee4\u89c6\u56fe(Command line)<\/strong><\/h2>\n\n\n\n<p>\u8fd9\u4e2a\u5bf9\u4e8e\u67e5\u770b\u5177\u4f53\u67d0\u4e2a\u547d\u4ee4\u7684\u8be6\u7ec6\u53c2\u6570\uff0c\u5f88\u5bb9\u6613\u901a\u8fc7\u8be5\u6a21\u5f0f\u4e0b\u67e5\u770b\u5230\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u6709\u591a\u4e2ajava\u7a0b\u5e8f\uff0c\u666e\u901a\u89c6\u56fe\u4e0b\uff0c\u53ef\u80fd\u770b\u5230\u7684\u53ea\u663e\u793a\u4e3ajava \uff0c\u4f46\u901a\u8fc7\u547d\u4ee4\u6a21\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u7684\u533a\u5206\u51fa\uff0c\u5230\u5e95\u662f\u54ea\u4e2ajava\u7a0b\u5e8f\u5360\u7528\u8d44\u6e90\u6bd4\u8f83\u9ad8\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"868\" height=\"474\" src=\"http:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe4.png\" alt=\"\" class=\"wp-image-812\" srcset=\"https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe4.png 868w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe4-300x164.png 300w, https:\/\/www.dongchangbin.net.cn\/wp-content\/uploads\/2019\/12\/\u56fe4-768x419.png 768w\" sizes=\"(max-width: 868px) 100vw, 868px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-4\u3001\u78c1\u76d8\u89c6\u56fe\"><strong>4\u3001\u78c1\u76d8\u89c6\u56fe<\/strong><\/h2>\n\n\n\n<p>\u901a\u8fc7\u6309\u952ed \u53ef\u4ee5\u8fdb\u5165\u78c1\u76d8\u89c6\u56fe\uff0c\u53ef\u4ee5\u67e5\u770b\u6bcf\u4e2a\u8fdb\u7a0b\u5360\u7528IO\u7684\u60c5\u51b5\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"atop\u5de5\u5177-\u5feb\u6377\u952e\u6c47\u603b\"><strong>\u5feb\u6377\u952e\u6c47\u603b<\/strong><\/h1>\n\n\n\n<p>\u8fdb\u5165atop\u76ee\u5f55\uff1a \/var\/log\/atop<\/p>\n\n\n\n<p>\u8bfb\u53d6atop\u65e5\u5fd7\u6587\u4ef6\uff1a atop &nbsp;-r &nbsp;XXX<\/p>\n\n\n\n<p>\u8bfb\u53d6atop\u65e5\u5fd7\u6587\u4ef6\uff08\u66f4\u5177\u65f6\u95f4\u8303\u56f4\uff09\uff1a atop -r atop_20190325 -b 14:34 -e 14:35<\/p>\n\n\n\n<p>\u524d\u8fdb\u7ffb\u9875\uff1a t<\/p>\n\n\n\n<p>\u540e\u9000\u7ffb\u9875\uff1a T<\/p>\n\n\n\n<p>\u8fdb\u7a0b\u5217\u8868\u524d\u8fdb\u7ffb\u9875\uff1a ctrl + f<\/p>\n\n\n\n<p>\u8fdb\u7a0b\u5217\u8868\u540e\u9000\u7ffb\u9875\uff1a ctrl + b<\/p>\n\n\n\n<p>\u6309\u65f6\u95f4\u8df3\u8f6c\uff1a<\/p>\n\n\n\n<p>&nbsp;b<\/p>\n\n\n\n<p>&nbsp;Enter new time (format hh:mm):<\/p>\n\n\n\n<p>&nbsp;\u6309<a href=\"http:\/\/xn--hhmm-ts8fu73ep7k7mezn6iwln\/\">hh:mm\u683c\u5f0f\u8f93\u5165\u65f6\u95f4<\/a><\/p>\n\n\n\n<p>\u8fdb\u7a0b\u89c6\u56fe\uff1a<\/p>\n\n\n\n<p>g &nbsp; \u2014\u2014 \u9ed8\u8ba4\u8f93\u51fa<\/p>\n\n\n\n<p>m &nbsp;\u2014\u2014 \u5185\u5b58\u76f8\u5173\u8f93\u51fa<\/p>\n\n\n\n<p>d &nbsp; \u2014\u2014 \u78c1\u76d8\u76f8\u5173\u8f93\u51fa<\/p>\n\n\n\n<p>n &nbsp; \u2014\u2014 \u7f51\u7edc\u76f8\u5173\u8f93\u51fa<\/p>\n\n\n\n<p>c &nbsp; \u2014\u2014 \u547d\u4ee4\u884c\u8f93\u51fa<\/p>\n\n\n\n<p>u &nbsp;\u67e5\u770b\u5bf9\u5e94\u7684\u7528\u6237\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5<\/p>\n\n\n\n<p>p &nbsp;\u663e\u793a\u6240\u6709\u6bcf\u4e2a\u8fdb\u7a0b\u7684\u6240\u6709\u4fe1\u606f\u5360\u7528\u60c5\u51b5\uff08disk\u3001mem\u3001io\uff09<\/p>\n\n\n\n<p>P\uff08\u5927\u5199\uff09 \u6b63\u5219\u5339\u914d\uff0c\u663e\u793a\u6240\u6709\u5339\u914d\u5230\u7684\u8fdb\u7a0b<\/p>\n\n\n\n<p>\u9000\u51faatop\uff1aq<\/p>\n\n\n\n<p>\u66f4\u52a0\u8be6\u7ec6\u7684\u8bf4\u660e\uff1a<a href=\"http:\/\/www.361way.com\/atop\/5162.html\">http:\/\/www.361way.com\/atop\/5162.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u80cc\u666f 1\u3001\u67d0\u6b21\u6536\u5230\u67d0\u4e2a\u5e94\u7528\u4e00\u53f0\u673a\u566814:32:02\u6302\u6389\u7684\u62a5\u8b66\u3002 2\u3001\u4e8e\u662f\u4e00\u987f\u64cd\u4f5c\u731b\u5982\u864e\uff0c\u7136\u540e\u4e00\u8138\u61f5\u903c\uff1a\u7a76\u7adf\u662f\u4ec0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[89],"tags":[],"class_list":["post-730","post","type-post","status-publish","format-standard","hentry","category-89"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>atop\u5de5\u5177 - Dong&#039;s Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dongchangbin.net.cn\/?p=730\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"atop\u5de5\u5177 - Dong&#039;s Blog\" \/>\n<meta property=\"og:description\" content=\"\u80cc\u666f 1\u3001\u67d0\u6b21\u6536\u5230\u67d0\u4e2a\u5e94\u7528\u4e00\u53f0\u673a\u566814:32:02\u6302\u6389\u7684\u62a5\u8b66\u3002 2\u3001\u4e8e\u662f\u4e00\u987f\u64cd\u4f5c\u731b\u5982\u864e\uff0c\u7136\u540e\u4e00\u8138\u61f5\u903c\uff1a\u7a76\u7adf\u662f\u4ec0 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dongchangbin.net.cn\/?p=730\" \/>\n<meta property=\"og:site_name\" content=\"Dong&#039;s Blog\" \/>\n<meta property=\"article:published_time\" content=\"2019-10-31T13:02:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-12-22T11:45:35+00:00\" \/>\n<meta name=\"author\" content=\"Dong\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dong\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.dongchangbin.net.cn\/?p=730#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/?p=730\"},\"author\":{\"name\":\"Dong\",\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae\"},\"headline\":\"atop\u5de5\u5177\",\"datePublished\":\"2019-10-31T13:02:13+00:00\",\"dateModified\":\"2019-12-22T11:45:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/?p=730\"},\"wordCount\":180,\"publisher\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae\"},\"articleSection\":[\"\u6280\u672f\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.dongchangbin.net.cn\/?p=730\",\"url\":\"https:\/\/www.dongchangbin.net.cn\/?p=730\",\"name\":\"atop\u5de5\u5177 - Dong&#039;s Blog\",\"isPartOf\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#website\"},\"datePublished\":\"2019-10-31T13:02:13+00:00\",\"dateModified\":\"2019-12-22T11:45:35+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/?p=730#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.dongchangbin.net.cn\/?p=730\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.dongchangbin.net.cn\/?p=730#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.dongchangbin.net.cn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"atop\u5de5\u5177\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#website\",\"url\":\"https:\/\/www.dongchangbin.net.cn\/\",\"name\":\"Dong&#039;s Blog\",\"description\":\"\u6162\u6162\u6765\uff0c\u6bd4\u8f83\u5feb\",\"publisher\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.dongchangbin.net.cn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-Hans\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae\",\"name\":\"Dong\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/3d0ac155d3e1aba6eca6a0a2bb3cdba1?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/3d0ac155d3e1aba6eca6a0a2bb3cdba1?s=96&d=mm&r=g\",\"caption\":\"Dong\"},\"logo\":{\"@id\":\"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/image\/\"},\"url\":\"https:\/\/www.dongchangbin.net.cn\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"atop\u5de5\u5177 - Dong&#039;s Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.dongchangbin.net.cn\/?p=730","og_locale":"zh_CN","og_type":"article","og_title":"atop\u5de5\u5177 - Dong&#039;s Blog","og_description":"\u80cc\u666f 1\u3001\u67d0\u6b21\u6536\u5230\u67d0\u4e2a\u5e94\u7528\u4e00\u53f0\u673a\u566814:32:02\u6302\u6389\u7684\u62a5\u8b66\u3002 2\u3001\u4e8e\u662f\u4e00\u987f\u64cd\u4f5c\u731b\u5982\u864e\uff0c\u7136\u540e\u4e00\u8138\u61f5\u903c\uff1a\u7a76\u7adf\u662f\u4ec0 [&hellip;]","og_url":"https:\/\/www.dongchangbin.net.cn\/?p=730","og_site_name":"Dong&#039;s Blog","article_published_time":"2019-10-31T13:02:13+00:00","article_modified_time":"2019-12-22T11:45:35+00:00","author":"Dong","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"Dong","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.dongchangbin.net.cn\/?p=730#article","isPartOf":{"@id":"https:\/\/www.dongchangbin.net.cn\/?p=730"},"author":{"name":"Dong","@id":"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae"},"headline":"atop\u5de5\u5177","datePublished":"2019-10-31T13:02:13+00:00","dateModified":"2019-12-22T11:45:35+00:00","mainEntityOfPage":{"@id":"https:\/\/www.dongchangbin.net.cn\/?p=730"},"wordCount":180,"publisher":{"@id":"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae"},"articleSection":["\u6280\u672f"],"inLanguage":"zh-Hans"},{"@type":"WebPage","@id":"https:\/\/www.dongchangbin.net.cn\/?p=730","url":"https:\/\/www.dongchangbin.net.cn\/?p=730","name":"atop\u5de5\u5177 - Dong&#039;s Blog","isPartOf":{"@id":"https:\/\/www.dongchangbin.net.cn\/#website"},"datePublished":"2019-10-31T13:02:13+00:00","dateModified":"2019-12-22T11:45:35+00:00","breadcrumb":{"@id":"https:\/\/www.dongchangbin.net.cn\/?p=730#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.dongchangbin.net.cn\/?p=730"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.dongchangbin.net.cn\/?p=730#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.dongchangbin.net.cn\/"},{"@type":"ListItem","position":2,"name":"atop\u5de5\u5177"}]},{"@type":"WebSite","@id":"https:\/\/www.dongchangbin.net.cn\/#website","url":"https:\/\/www.dongchangbin.net.cn\/","name":"Dong&#039;s Blog","description":"\u6162\u6162\u6765\uff0c\u6bd4\u8f83\u5feb","publisher":{"@id":"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.dongchangbin.net.cn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-Hans"},{"@type":["Person","Organization"],"@id":"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/1420649ce898d888fea55ef4fa6e8fae","name":"Dong","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/3d0ac155d3e1aba6eca6a0a2bb3cdba1?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/3d0ac155d3e1aba6eca6a0a2bb3cdba1?s=96&d=mm&r=g","caption":"Dong"},"logo":{"@id":"https:\/\/www.dongchangbin.net.cn\/#\/schema\/person\/image\/"},"url":"https:\/\/www.dongchangbin.net.cn\/?author=1"}]}},"_links":{"self":[{"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=\/wp\/v2\/posts\/730"}],"collection":[{"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=730"}],"version-history":[{"count":3,"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=\/wp\/v2\/posts\/730\/revisions"}],"predecessor-version":[{"id":813,"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=\/wp\/v2\/posts\/730\/revisions\/813"}],"wp:attachment":[{"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=730"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=730"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dongchangbin.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}