{"id":1428,"date":"2020-03-17T15:52:09","date_gmt":"2020-03-17T07:52:09","guid":{"rendered":"https:\/\/wyxxt.org.cn\/?p=1428"},"modified":"2023-12-04T15:46:16","modified_gmt":"2023-12-04T07:46:16","slug":"%e4%b8%80%e6%ac%a1%e4%bc%98%e5%8c%96%e5%bc%95%e8%b5%b7%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/wyxxt.org.cn\/?p=1428","title":{"rendered":"\u4e00\u6b21\u4f18\u5316\u5f15\u8d77\u7684\u95ee\u9898"},"content":{"rendered":"<h3>\u95ee\u9898\u63cf\u8ff0<\/h3>\n<p>\u6628\u5929\u4e0b\u5348\u4f18\u5316\u4e86\u7269\u6d41\u63a8\u9001\u7684\u4ee3\u7801\uff0c\u5feb\u4e0b\u73ed\u7684\u65f6\u5019\u6536\u5230\u4e86\u544a\u8b66\u77ed\u4fe1\uff0c\u663e\u793a\u6d88\u8d39\u961f\u5217\u5806\u79ef\u3002\u9042\u767b\u5f55zabbix\u89c2\u5bdf\u670d\u52a1\u5668\u8d44\u6e90\u60c5\u51b5\uff0c\u53d1\u73b0cpu\u98d9\u5347\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/image-1584427397972.png\" alt=\"file\" \/><\/p>\n<h3>\u95ee\u9898\u5904\u7406<\/h3>\n<p>\u521a\u5f00\u59cb\u4ee5\u4e3a\u662f\u4ee3\u7801\u539f\u56e0\u3002\u662f\u5426\u7531\u4e8e\u6765\u6e90\u975etb\uff0c\u8fdb\u7a0b\uff08\u5faa\u73af\u6d88\u8d393000\u6761\uff09\u5728\u79d2\u7ea7\u7684\u65f6\u95f4\u5355\u4f4d\u7c7b\u9500\u6bc1\u521b\u5efa\u3002600\u4e2a\u6d88\u8d39\u8005\u662f\u5426\u5728\u4e0d\u505c\u7684\u521b\u5efa\u9500\u6bc1\uff0ccpu\u80af\u5b9a\u4f1a\u98d9\u5347\u3002\u89c2\u5bdf\u5f53\u5929\u65e5\u5fd7\u76ee\u5f55\uff0c\u672a\u751f\u6210\u56e0\u6765\u6e90\u95ee\u9898\u7684\u65e5\u5fd7\u3002\u6545\u53ef\u4ee5\u6392\u9664\u6b64\u9879\u3002\u5c1d\u8bd5\u5c4f\u853d\u4e86\u51e0\u5904\u76f4\u63a5\u8fc7\u6ee4\u7684\u5224\u65ad\uff0c\u8ba9\u4e00\u4e2a\u8fdb\u7a0b\u8d70\u66f4\u957f\u7684\u65f6\u95f4\uff0c\u8fd9\u6837\u8fdb\u7a0b\u5c31\u4e0d\u4f1a\u4e0d\u505c\u7684\u9500\u6bc1\u521b\u5efa\u4e86\u3002\u4f46\u662f\u591a\u6b21\u5c1d\u8bd5\uff0c\u53d1\u73b0\u8fd8\u662f\u8fd9\u6837?\u3002\u65e0\u5948\uff0c\u4e3a\u4e86\u811a\u672c\u80fd\u6b63\u5e38\u8fd0\u884c\uff0c\u4e0d\u81f3\u4e8e\u6d88\u8d39\u8fc7\u6162\uff0c\u8054\u7cfb\u8fd0\u7ef4\u7248\u672c\u56de\u9000\u3002<\/p>\n<h3>\u518d\u6b21\u67e5\u627e<\/h3>\n<p>\u518d\u6b21\u5f00\u59cb\u67e5\u627e\u539f\u56e0\uff0c\u53d1\u73b0cpu\u98d9\u5347\u662f\u4ece16:30\u5de6\u53f3\u5f00\u59cb\u7684\u3002\u67e5\u627e\u804a\u5929\u8bb0\u5f55\uff0c\u4f18\u5316\u5347\u7ea714:40\u5c31\u5df2\u7ecf\u5b8c\u6210\u4e86\u3002\u5c31\u7b97\u6d88\u8d39\u4e00\u6761\u6d88\u606f\u89810.5\u79d2\uff0c3000\u6761\u4e5f\u5e94\u8be5\u572830\u5206\u949f\u5185\u5b8c\u6210\u3002\u5982\u679c\u4ee3\u7801\u6709\u95ee\u9898\uff0c15:10\u5206\u4e4b\u524d\u5c31\u5e94\u8be5\u51fa\u73b0\u95ee\u9898\u3002\u800c\u4e0d\u662f\u8fd0\u884c\u8fd9\u4e48\u4e45\uff0c\u66f4\u52a0\u575a\u4fe1\u4e86\u95ee\u9898\u4e0d\u518d\u6d88\u8d39\u8005\u811a\u672c\u3002\u5728\u804a\u5929\u8bb0\u5f55\u4e2d\u53d1\u73b0\uff0c16:30\u8fdb\u884c\u4e86\u4e00\u4e2a\u64cd\u4f5c\uff0c\u628a\u65e5\u5fd7\u7edf\u4e00\u653e\u5230\u4e86nas\u4e2d\u3002\u96be\u9053\u662f\u56e0\u4e3a\u5199\u65e5\u5fd7\u6587\u4ef6\u5f15\u8d77\u7684\u95ee\u9898\u3002\u539f\u6765\u6709\u4e24\u53f0\u6d88\u8d39\u670d\u52a1\u5668\uff0c\u65e5\u5fd7\u5404\u81ea\u653e\u5728\u670d\u52a1\u5668\u672c\u5730\u3002\u5c06\u65e5\u5fd7\u7edf\u4e00\u653e\u5230nas\u540e\uff0c\u4e24\u53f0\u670d\u52a1\u5668900\u4e2a\u6d88\u8d39\u8fdb\u7a0b\u540c\u65f6\u5199\u4e00\u4e2a\u6587\u4ef6\u3002\u95ee\u9898\u53ef\u80fd\u5728\u6587\u4ef6\u9501<\/p>\n<h3>\u67e5\u770b\u5199\u65e5\u5fd7\u4ee3\u7801<\/h3>\n<pre><code class=\"language-php\">file_put_contents($logFile, $content,FILE_APPEND); #FILE_APPEND \u8ffd\u52a0\u5199\u5165<\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/image-1584429543571.png\" alt=\"file\" \/><\/p>\n<p>\u6b64\u5904\u672a\u52a0\u9501\uff0c\u4f46\u662fFILE_APPEND\u4fdd\u8bc1\u6587\u4ef6\u5185\u5bb9\u4e0d\u4f1a\u8986\u76d6\uff0c\u6240\u6709\u65e5\u5fd7\u90fd\u8ffd\u52a0\u4e86\u53ea\u662f\u4f1a\u6709\u987a\u5e8f\u9519\u4e71\u7684\u53ef\u80fd\u6027\u3002<br \/>\n\u800cLOCK_EX\u5c31\u662f\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u7684(FILE_APPENF|LOCK_EX)\u3002<\/p>\n<p>\u95ee\u9898\u6709\u53ef\u80fd\u51fa\u5728FILE_APPEND\uff0c\u6a21\u62df\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b<br \/>\ntest.php<\/p>\n<pre><code class=\"language-php\">\nfor ($i=0;$i<30000;$i++) {\n    file_put_contents('test.log',$i.\"\\n\",FILE_APPEND); \n}\n<\/code><\/pre>\n<p>test.sh<\/p>\n<pre><code class=\"language-sh\">#!\/bin\/bash\nexec_path=<code>pwd<\/code>\n\nwhile true\ndo\n    for i in {1..100}\n    do\n        exec_command=\"ps -ef | grep '$exec_path\/test.php $i\\$' | grep -v grep | wc -l\"\n        count=$(eval $exec_command)\n        current_cpu=0\n        let \"current_cpu=i % 8\"\n        if [ $count -lt \"1\" ];then\n            php $exec_path\/test.php $i > \/dev\/null &\n        fi\n    done\n\n#   sleep 1\ndone\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/image-1584430834962.png\" alt=\"file\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/image-1584433066910.png\" alt=\"file\" \/><\/p>\n<p>\u6781\u8017cpu\uff0c\u6545\u7531\u6b64\u63a8\u65ad\u662f\u7531\u6b64\u5f15\u8d77\u3002<\/p>\n<blockquote><p>\ntop \u67e5\u770bcpu\u8bf4\u660e<\/p>\n<ol>\n<li>load average 0.00 0.00 0.00 \u5206\u522b\u662f1\u5206\u949f 5\u5206\u949f 15\u5206\u949f\u7684\u8d1f\u8f7d\u60c5\u51b5<br \/>\nload average\u6570\u636e\u662f\u6bcf\u96945\u79d2\u949f\u68c0\u67e5\u4e00\u6b21\u6d3b\u8dc3\u7684\u8fdb\u7a0b\u6570\uff0c\u7136\u540e\u6309\u7279\u5b9a\u7b97\u6cd5\u8ba1\u7b97\u51fa\u7684\u6570\u503c\u3002\u5982\u679c\u8fd9\u4e2a\u6570\u9664\u4ee5\u903b\u8f91CPU\u7684\u6570\u91cf\uff0c\u7ed3\u679c\u9ad8\u4e8e5\u7684\u65f6\u5019\u5c31\u8868\u660e\u7cfb\u7edf\u5728\u8d85\u8d1f\u8377\u8fd0\u8f6c\u4e86\u3002<\/li>\n<li>Task \u73b0\u6709921\u4e2a\u8fdb\u7a0b\uff0c\u8fd0\u884c\u4e2d2\uff0c\u4f11\u7720919,stoped\u72b6\u60010\uff0czombie\u72b6\u6001\uff08\u50f5\u5c38\uff090<\/li>\n<li>Cpu(s) cpu\u72b6\u6001<br \/>\n5.4 us \u2014 \u7528\u6237\u7a7a\u95f4\u5360\u7528CPU\u7684\u767e\u5206\u6bd4\u3002<br \/>\n3.1 sy \u2014 \u5185\u6838\u7a7a\u95f4\u5360\u7528CPU\u7684\u767e\u5206\u6bd4\u3002<br \/>\n0.0 ni \u2014 \u6539\u53d8\u8fc7\u4f18\u5148\u7ea7\u7684\u8fdb\u7a0b\u5360\u7528CPU\u7684\u767e\u5206\u6bd4<br \/>\n81.5 id \u2014 \u7a7a\u95f2CPU\u767e\u5206\u6bd4<br \/>\n9.2 wa \u2014 IO\u7b49\u5f85\u5360\u7528CPU\u7684\u767e\u5206\u6bd4<br \/>\n0.0 hi \u2014 \u786c\u4e2d\u65ad\uff08Hardware IRQ\uff09\u5360\u7528CPU\u7684\u767e\u5206\u6bd4<br \/>\n0.8 si \u2014 \u8f6f\u4e2d\u65ad\uff08Software Interrupts\uff09\u5360\u7528CPU\u7684\u767e\u5206\u6bd4<\/li>\n<li>KiB Mem \u5185\u5b58\u72b6\u6001<br \/>\n24518724 total \u2014 \u7269\u7406\u5185\u5b58\u603b\u91cf\uff0823.4GB\uff09<br \/>\n3071660 free \u2014 \u7a7a\u95f2\u5185\u5b58\u603b\u91cf\uff082.9GB\uff09<br \/>\n3977420 used \u2014 \u4f7f\u7528\u4e2d\u7684\u5185\u5b58\u603b\u91cf\uff083.7GB\uff09<br \/>\n17469644 buff\/cache \u2014 \u7f13\u5b58\u7684\u5185\u5b58\u91cf \uff0816.7GB\uff09<\/li>\n<li>KiB Swap swap\u4ea4\u6362\u5206\u533a<br \/>\n33550332 total \u2014 \u4ea4\u6362\u533a\u603b\u91cf\uff0832G\uff09<br \/>\n33362684 free \u2014 \u7a7a\u95f2\u4ea4\u6362\u533a\u603b\u91cf\uff0831.8G\uff09<br \/>\n187648 used \u2014 \u4f7f\u7528\u7684\u4ea4\u6362\u533a\u603b\u91cf\uff08183M\uff09<br \/>\n19915268 cached \u2014 \u7f13\u51b2\u7684\u4ea4\u6362\u533a\u603b\u91cf\uff0819G\uff09<\/li>\n<li>\u8f93\u5165\u547d\u4ee4\u5927\u5199P\u4ee5cpu\u6392\u5e8f\uff0c\u8f93\u5165\u547d\u4ee4\u5927\u5199M\u4ee5\u5185\u5b58\u6392\u5e8f<\/li>\n<li>mac \u8f93\u5165\u547d\u4ee4o \u518d\u8f93\u5165\u6392\u5e8f\u5b57\u6bb5<\/li>\n<\/ol>\n<\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/image-1584433789904.png\" alt=\"file\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u95ee\u9898\u63cf\u8ff0 \u6628\u5929\u4e0b\u5348\u4f18\u5316\u4e86\u7269\u6d41\u63a8\u9001\u7684\u4ee3\u7801\uff0c\u5feb\u4e0b\u73ed\u7684\u65f6\u5019\u6536\u5230\u4e86\u544a\u8b66\u77ed\u4fe1\uff0c\u663e\u793a\u6d88\u8d39\u961f\u5217\u5806\u79ef\u3002\u9042\u767b\u5f55zabbix\u89c2\u5bdf\u670d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[386],"tags":[399],"class_list":["post-1428","post","type-post","status-publish","format-standard","hentry","category-386","tag-399"],"_links":{"self":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1428","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1428"}],"version-history":[{"count":6,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1428\/revisions"}],"predecessor-version":[{"id":1560,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1428\/revisions\/1560"}],"wp:attachment":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}