{"id":5469,"date":"2021-01-09T12:19:44","date_gmt":"2021-01-09T04:19:44","guid":{"rendered":"http:\/\/39.97.231.10\/?p=5469"},"modified":"2021-01-09T12:19:44","modified_gmt":"2021-01-09T04:19:44","slug":"pm2%e8%bf%9b%e7%a8%8b%e7%ae%a1%e7%90%86%e5%b7%a5%e5%85%b7%e4%bd%bf%e7%94%a8%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=5469","title":{"rendered":"pm2\u8fdb\u7a0b\u7ba1\u7406\u5de5\u5177\u4f7f\u7528\u603b\u7ed3"},"content":{"rendered":"
\n
\n\u5bf9\u4e8e\u540e\u53f0\u8fdb\u7a0b\u7684\u7ba1\u7406\uff0c\u5e38\u7528\u7684\u5de5\u5177\u662fcrontab\uff0c\u53ef\u7528\u4e8e\u4e24\u79cd\u573a\u666f\uff1a\u5b9a\u65f6\u4efb\u52a1\u548c\u5e38\u9a7b\u811a\u672c\u3002\u5173\u4e8e\u5e38\u9a7b\u811a\u672c\uff0c\u4eca\u5929\u4ecb\u7ecd\u4e00\u6b3e\u66f4\u597d\u7528\u7684\u5de5\u5177\uff1apm2\uff0c\u57fa\u4e8enodejs\u5f00\u53d1\u7684\u8fdb\u7a0b\u7ba1\u7406\u5668\uff0c\u9002\u7528\u4e8e\u540e\u53f0\u5e38\u9a7b\u811a\u672c\u7ba1\u7406\uff0c\u540c\u65f6\u5bf9node\u7f51\u7edc\u5e94\u7528\u6709\u81ea\u5efa\u8d1f\u8f7d\u5747\u8861\u529f\u80fd\u3002\u5b98\u65b9\u7684\u8bf4\u6cd5\uff0cpm2 \u662f\u4e00\u4e2a\u5e26\u6709\u8d1f\u8f7d\u5747\u8861\u529f\u80fd\u7684Node\u5e94\u7528\u7684\u8fdb\u7a0b\u7ba1\u7406\u5668\uff0c\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u5e76\u4e0d\u51c6\u786e\uff0c\u56e0\u4e3apm2\u652f\u6301\u591a\u79cd\u8bed\u8a00\uff0c\u53ea\u662f\u5bf9\u4e8e\u9664node\u4e4b\u5916\u7684\u5176\u4ed6\u8fdb\u7a0b\u65e0\u8d1f\u8f7d\u5747\u8861\u7684\u80fd\u529b\u3002<\/p>\n

\u4e00 pm2\u7279\u70b9\uff1a<\/b><\/h3>\n

\u8bf4\u4e00\u4e9bpm2\u6709\u54ea\u4e9b\u4f18\u70b9\u597d\u5904\u5462\uff1f
\n01. \u652f\u6301\u8fdb\u7a0b\u884c\u4e3a\u914d\u7f6e \uff0c\u5373\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\uff0c\u5b9e\u73b0\u5bf9pm2\u7ba1\u7406\u5e94\u7528\u7684\u4e00\u4e9b\u57fa\u7840\u5c5e\u6027\u66f4\u65b0\u4fee\u6539\uff0c\u5982\u5e94\u7528\u540d\u79f0\uff0c\u542f\u52a8\u6a21\u5f0f\u7b49\uff1b
\n02. \u652f\u6301\u96c6\u7fa4\u6a21\u5f0f\uff0c\u652f\u6301\u8d1f\u8f7d\u5747\u8861\uff0c\u4f46\u56e0\u91c7\u7528nodejs\u7684cluster\u6a21\u5757\u5b9e\u73b0\uff0c\u4ec5\u9002\u7528\u4e8enodejs\u8fdb\u7a0b\uff1b
\n03. \u652f\u6301source map\uff0c\u6b64\u9879\u9488\u5bf9js, source map\u6587\u4ef6\u662fjs\u6e90\u6587\u4ef6\u7684\u4fe1\u606f\u6587\u4ef6\uff0c\u91cc\u9762\u5b58\u50a8\u7740\u6e90\u6587\u4ef6\u7684\u4f4d\u7f6e\u4fe1\u606f\uff1b
\n04. \u652f\u6301\u70ed\u91cd\u542f\uff1b
\n05. \u652f\u6301\u90e8\u7f72\u5de5\u4f5c\u6d41\uff0cpm2\u53ef\u4f9d\u636e\u6d4b\u8bd5\u73af\u5883\u548c\u7ebf\u4e0a\u73af\u5883\u81ea\u52a8\u90e8\u7f72\u5230\u4e0d\u540c\u7684\u670d\u52a1\u5668\uff0c\u540c\u65f6\u8fd0\u884c\u5728\u4e0d\u540c\u914d\u7f6e\u4e0b\uff1b
\n06. \u652f\u6301\u76d1\u542c\u91cd\u542f\uff0c\u5728\u6587\u4ef6\u66f4\u65b0\u7b49\u60c5\u51b5\u4e0b\u53ef\u5b9e\u73b0\u8fdb\u7a0b\u81ea\u52a8\u91cd\u542f\uff1b
\n07. \u652f\u6301linux\u7684startup\u8fdb\u7a0b\u542f\u52a8\uff0cstartup\u662f\u6307\u7cfb\u7edfboot, \u8fdb\u7a0b\u81ea\u542f\u52a8\uff0c\u5982centos\u7684chkconfig\uff1b
\n08. \u65e5\u5fd7\u7ba1\u7406\uff0c\u4e24\u79cd\u65e5\u5fd7\uff0cpm2\u7cfb\u7edf\u65e5\u5fd7\u4e0e\u7ba1\u7406\u7684\u8fdb\u7a0b\u65e5\u5fd7\uff0c\u9ed8\u8ba4\u4f1a\u628a\u8fdb\u7a0b\u7684\u63a7\u5236\u53f0\u8f93\u51fa\u8bb0\u5f55\u5230\u65e5\u5fd7\u4e2d\uff1b
\n09. \u547d\u4ee4\u81ea\u52a8\u8865\u5168\u529f\u80fd\uff0c\u4e2a\u4eba\u611f\u89c9\u8fd9\u4e2a\u529f\u80fd\u610f\u4e49\u4e0d\u5927\uff0c\u800c\u4e14\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u6ca1\u6709\u539f\u751f\u7684linux\u547d\u4ee4\u81ea\u52a8\u8865\u5168\u53cd\u5e94\u654f\u6377\uff1b
\n10. \u76d1\u63a7\u529f\u80fd\uff0cpm2 monit\u76d1\u63a7cpu\u548cmemory\u4f7f\u7528\u60c5\u51b5\uff0ckeymetrics\u76d1\u63a7\u66f4\u4e3a\u8be6\u7ec6\uff1b
\n11. \u652f\u6301\u5f00\u53d1\u8c03\u8bd5\u6a21\u5f0f\uff0c\u975e\u540e\u53f0\u8fd0\u884c\uff0cpm2-dev start \uff1b
\n12. \u652f\u6301pm2\u6a21\u5757\u5f00\u53d1\uff0c\u5b9e\u73b0pm2\u7684\u529f\u80fd\u6269\u5c55\uff1b
\n13. keymetrics\u76d1\u63a7\uff0c\u6bd4pm2 monit\u76d1\u63a7\u66f4\u4e3a\u8be6\u7ec6\u53cb\u597d\uff0c\u901a\u8fc7web\u9875\u9762\u5c55\u793a\uff1b
\n14. \u6700\u5927\u5185\u5b58\u91cd\u542f\uff0c\u8bbe\u7f6e\u6700\u5927\u5185\u5b58\u9650\u5236\uff0c\u8d85\u8fc7\u9650\u5236\u81ea\u52a8\u91cd\u542f\uff1b
\n15. \u7f16\u7a0bAPI\uff0c\u63d0\u4f9bAPI\u4f9b\u5f00\u53d1\u8005\u901a\u8fc7\u7f16\u7a0b\u65b9\u5f0f\u7075\u6d3b\u7ba1\u7406\u8fdb\u7a0b\uff1b
\n\u4ee5\u4e0a\u7b80\u8981\u6982\u8ff0\u4e86pm2\u8fdb\u7a0b\u7ba1\u7406\u5de5\u5177\u7684\u7279\u70b9\u3002<\/p>\n

\u4e8c pm2\u5e38\u7528\u547d\u4ee4<\/b><\/h3>\n

\u5e38\u7528\u547d\u4ee4\u901a\u5e38\u90fd\u662f\u6bd4\u8f83\u7b80\u5355\u3002\u4e0b\u9762\u5217\u4e3e\u4e00\u4e9bpm2\u5e38\u7528\u7684\u7ba1\u7406\u547d\u4ee4
\npm2 start [options] \u542f\u52a8\u6307\u5b9a\u5e94\u7528\uff0c\u5982pm2 start index.js –name httpServer\uff1b
\npm2 stop [options] \u505c\u6b62\u6307\u5b9a\u5e94\u7528\uff0c\u5982pm2 stop httpServer\uff1b
\npm2 reload|restart [options] \u00a0\u91cd\u542f\u6307\u5b9a\u5e94\u7528\uff0c\u5982pm2 restart httpServer\uff1b
\npm2 show [options] \u663e\u793a\u6307\u5b9a\u5e94\u7528\u8be6\u60c5\uff0c\u5982pm2 show httpServer\uff1b
\npm2 delete [options] \u5220\u9664\u6307\u5b9a\u5e94\u7528\uff0c\u5982pm2 delete httpServer\uff0c\u5982\u679c\u4fee\u6539\u5e94\u7528\u914d\u7f6e\u884c\u4e3a\uff0c\u6700\u597d\u5148\u5220\u9664\u5e94\u7528\u540e\uff0c\u91cd\u65b0\u542f\u52a8\u65b9\u624d\u751f\u6548\uff0c\u5982\u4fee\u6539\u811a\u672c\u5165\u53e3\u6587\u4ef6\uff1b
\npm2 kill \u6740\u6389pm2\u7ba1\u7406\u7684\u6240\u6709\u8fdb\u7a0b\uff1b
\npm2 logs \u00a0\u67e5\u770b\u6307\u5b9a\u5e94\u7528\u7684\u65e5\u5fd7\uff0c\u5373\u6807\u51c6\u8f93\u51fa\u548c\u6807\u51c6\u9519\u8bef\uff1b
\npm2 monit \u76d1\u63a7\u5404\u4e2a\u5e94\u7528\u8fdb\u7a0bcpu\u548cmemory\u4f7f\u7528\u60c5\u51b5\uff1b<\/p>\n

\u4e09 pm2\u5e38\u7528\u914d\u7f6e<\/b><\/h3>\n

pm2 \u914d\u7f6e\u65b9\u5f0f
\n\u547d\u4ee4\u884c\u65b9\u5f0f
\npm2 start index.js –name HttpServer –interpreter node
\n\u6b64\u5904\u901a\u8fc7\u547d\u4ee4\u7684\u9009\u9879\u914d\u7f6e\u5e94\u7528\u540d\u79f0\u4e3ahttpServer\uff0cindex.js\u811a\u672c\u6587\u4ef6\u89e3\u91ca\u5668\u4e3anode\uff0c\u66f4\u591a\u9009\u9879\u53ef\u67e5\u770bpm2 –help\u83b7\u53d6\uff1b
\n\u914d\u7f6e\u6587\u4ef6\u65b9\u5f0f
\npm2\u914d\u7f6e\u6587\u4ef6\u65b9\u5f0f\u652f\u6301yml\u4e0ejson\u683c\u5f0f
\nprocesses.yml\u6587\u4ef6<\/p>\n

\n
\n
<\/div>\n
<\/div>\n<\/div>\n
<\/div>\n<\/div>\n

processes.json<\/p>\n

\n
\n
<\/div>\n
<\/div>\n<\/div>\n
<\/div>\n<\/div>\n

\u914d\u7f6e\u9879
\nname\u00a0\u00a0\u5e94\u7528\u8fdb\u7a0b\u540d\u79f0\uff1b
\nscript\u00a0\u00a0\u542f\u52a8\u811a\u672c\u8def\u5f84\uff1b
\ncwd\u00a0\u00a0\u5e94\u7528\u542f\u52a8\u7684\u8def\u5f84\uff0c\u5173\u4e8escript\u4e0ecwd\u7684\u533a\u522b\u4e3e\u4f8b\u8bf4\u660e\uff1a\u5728\/home\/polo\/\u76ee\u5f55\u4e0b\u8fd0\u884c\/data\/release\/node\/index.js\uff0c\u6b64\u5904script\u4e3a\/data\/release\/node\/index.js\uff0ccwd\u4e3a\/home\/polo\/\uff1b
\nargs\u00a0\u00a0\u4f20\u9012\u7ed9\u811a\u672c\u7684\u53c2\u6570\uff1b
\ninterpreter\u00a0\u00a0\u6307\u5b9a\u7684\u811a\u672c\u89e3\u91ca\u5668\uff1b
\ninterpreter_args\u00a0\u00a0\u4f20\u9012\u7ed9\u89e3\u91ca\u5668\u7684\u53c2\u6570\uff1b
\ninstances\u00a0\u00a0\u5e94\u7528\u542f\u52a8\u5b9e\u4f8b\u4e2a\u6570\uff0c\u4ec5\u5728cluster\u6a21\u5f0f\u6709\u6548\uff0c\u9ed8\u8ba4\u4e3afork\uff1b
\nexec_mode\u00a0\u00a0\u5e94\u7528\u542f\u52a8\u6a21\u5f0f\uff0c\u652f\u6301fork\u548ccluster\u6a21\u5f0f\uff1b
\nwatch\u00a0\u00a0\u76d1\u542c\u91cd\u542f\uff0c\u542f\u7528\u60c5\u51b5\u4e0b\uff0c\u6587\u4ef6\u5939\u6216\u5b50\u6587\u4ef6\u5939\u4e0b\u53d8\u5316\u5e94\u7528\u81ea\u52a8\u91cd\u542f\uff1b
\nignore_watch\u00a0\u00a0\u5ffd\u7565\u76d1\u542c\u7684\u6587\u4ef6\u5939\uff0c\u652f\u6301\u6b63\u5219\u8868\u8fbe\u5f0f\uff1b
\nmax_memory_restart \u00a0\u6700\u5927\u5185\u5b58\u9650\u5236\u6570\uff0c\u8d85\u51fa\u81ea\u52a8\u91cd\u542f\uff1b
\nenv \u00a0\u73af\u5883\u53d8\u91cf\uff0cobject\u7c7b\u578b\uff0c\u5982{\\”NODE_ENV\\”:\\”production\\”, \\”ID\\”: \\”42\\”}\uff1b
\nlog_date_format \u00a0\u6307\u5b9a\u65e5\u5fd7\u65e5\u671f\u683c\u5f0f\uff0c\u5982YYYY-MM-DD HH:mm:ss\uff1b
\nerror_file \u00a0\u8bb0\u5f55\u6807\u51c6\u9519\u8bef\u6d41\uff0c$HOME\/.pm2\/logs\/XXXerr.log)\uff0c\u4ee3\u7801\u9519\u8bef\u53ef\u5728\u6b64\u6587\u4ef6\u67e5\u627e\uff1b
\nout_file \u00a0\u8bb0\u5f55\u6807\u51c6\u8f93\u51fa\u6d41\uff0c$HOME\/.pm2\/logs\/XXXout.log)\uff0c\u5982\u5e94\u7528\u6253\u5370\u5927\u91cf\u7684\u6807\u51c6\u8f93\u51fa\uff0c\u4f1a\u5bfc\u81f4pm2\u65e5\u5fd7\u8fc7\u5927\uff1b
\nmin_uptime \u00a0\u5e94\u7528\u8fd0\u884c\u5c11\u4e8e\u65f6\u95f4\u88ab\u8ba4\u4e3a\u662f\u5f02\u5e38\u542f\u52a8\uff1b
\nmax_restarts \u00a0\u6700\u5927\u5f02\u5e38\u91cd\u542f\u6b21\u6570\uff0c\u5373\u5c0f\u4e8emin_uptime\u8fd0\u884c\u65f6\u95f4\u91cd\u542f\u6b21\u6570\uff1b
\nautorestart \u00a0\u9ed8\u8ba4\u4e3atrue, \u53d1\u751f\u5f02\u5e38\u7684\u60c5\u51b5\u4e0b\u81ea\u52a8\u91cd\u542f\uff1b
\ncron_restart \u00a0crontab\u65f6\u95f4\u683c\u5f0f\u91cd\u542f\u5e94\u7528\uff0c\u76ee\u524d\u53ea\u652f\u6301cluster\u6a21\u5f0f\uff1b
\nforce \u00a0\u9ed8\u8ba4false\uff0c\u5982\u679ctrue\uff0c\u53ef\u4ee5\u91cd\u590d\u542f\u52a8\u4e00\u4e2a\u811a\u672c\u3002pm2\u4e0d\u5efa\u8bae\u8fd9\u4e48\u505a\uff1b
\nrestart_delay \u00a0\u5f02\u5e38\u91cd\u542f\u60c5\u51b5\u4e0b\uff0c\u5ef6\u65f6\u91cd\u542f\u65f6\u95f4\uff1b
\n\u4e0a\u9762\u5185\u5bb9\u6bd4\u8f83\u67af\u71e5\u65e0\u5473\uff0c\u4e0b\u9762\u662f\u7ed3\u5408\u81ea\u5df1\u5b9e\u8df5\u4e2d\u9047\u5230\u7684\u4e00\u4e9b\u5751\u505a\u7684\u601d\u8003\u603b\u7ed3\u3002<\/p>\n

\u56db\u00a0fork\u4e0ecluster\u542f\u52a8\u6a21\u5f0f<\/b><\/h3>\n

pm2\u542f\u52a8\u8fdb\u7a0b\u7684\u652f\u6301\u4e24\u79cd\u6a21\u5f0f\uff1afork\u4e0ecluster\uff0c\u5bf9\u4e8e\u4e86\u89e3node\u7684\u4eba\u77e5\u9053\uff0cnode\u7684\u591a\u8fdb\u7a0b\u7f16\u7a0bapi: child_process.fork\u4e0ecluster\u3002\u5173\u4e8epm2\u7684fork\u4e0ecluster\u4e24\u8005\u7684\u672c\u8d28\u533a\u522b\uff0c\u4e2a\u4eba\u8ba4\u4e3a\u5c31\u662fnode API\u7684child_process.fork\u4e0ecluster\u7684\u533a\u522b\uff0cstackoverflow\u6709\u5173\u4e8e\u8fd9\u4e2a\u95ee\u9898\u7684\u8ba8\u8bba \u00a0http:\/\/stackoverflow.com\/questions\/34682035\/cluster-and-fork-mode-difference-in-pm2\u3002\u4e0b\u9762\u505a\u4e2a\u7c97\u6d45\u7684\u5f52\u7eb3\uff1a
\ncluster\u662ffork\u7684\u6d3e\u751f\uff0ccluster\u652f\u6301\u6240\u6709cluster\u62e5\u6709\u7684\u7279\u6027\uff1b
\nfork\u4e0d\u652f\u6301socket\u5730\u5740\u7aef\u53e3\u590d\u7528\uff0ccluster\u652f\u6301\u5730\u5740\u7aef\u53e3\u590d\u7528\u3002\u56e0\u4e3a\u53ea\u6709node\u7684cluster\u6a21\u5757\u652f\u6301socket\u9009\u9879SO_REUSEADDR\uff1b
\nfork\u4e0d\u53ef\u4ee5\u542f\u52a8\u591a\u4e2a\u5b9e\u4f8b\u8fdb\u7a0b\uff0ccluster\u53ef\u4ee5\u542f\u52a8\u591a\u4e2a\u5b9e\u4f8b\u3002\u4f46node\u7684child_process.fork\u662f\u53ef\u4ee5\u5b9e\u73b0\u542f\u52a8\u591a\u4e2a\u8fdb\u7a0b\u7684\uff0c\u4f46\u662f\u4e3a\u4ec0\u4e48\u6ca1\u6709\u5b9e\u73b0\u5462\uff1f\u5c31\u4e2a\u4eba\u7406\u89e3\uff0cnode\u591a\u4e3a\u63d0\u4f9b\u7f51\u7edc\u670d\u52a1\uff0c\u542f\u52a8\u591a\u4e2a\u5b9e\u4f8b\u9700\u8981\u5730\u5740\u7aef\u53e3\u590d\u7528\uff0c\u6b64\u65f6\u4fbf\u53ef\u4f7f\u7528cluster\u6a21\u5f0f\u5b9e\u73b0\uff0c\u4f46fork\u6a21\u5f0f\u5e76\u4e0d\u652f\u6301\u5730\u5740\u7aef\u53e3\u590d\u7528\uff0c\u591a\u5b9e\u4f8b\u8fdb\u7a0b\u542f\u52a8\u4f1a\u4ea7\u751f\u5f02\u5e38\u9519\u8bef\u3002\u4f46\u5bf9\u4e8e\u5e38\u9a7b\u4efb\u52a1\u811a\u672c\u800c\u8a00\uff0c\u4e0d\u9700\u8981\u63d0\u4f9b\u7f51\u7edc\u670d\u52a1\uff0c\u6b64\u65f6\u591a\u8fdb\u7a0b\u542f\u52a8\u53ef\u4ee5\u5b9e\u73b0\uff0c\u540c\u65f6\u4e5f\u63d0\u9ad8\u4e86\u4efb\u52a1\u5904\u7406\u6548\u7387\u3002\u5bf9\u4e8e\u4e0a\u8ff0\u9700\u6c42\uff0c\u53ef\u4ee5\u4e24\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u4e00\u662f\u914d\u7f6eapp0,app1,app2\u65b9\u5f0f\u542f\u52a8\u591a\u4e2a\u8fdb\u7a0b\uff0c\u4e8c\u662f\u901a\u8fc7\u5e94\u7528\u5b9e\u4f8b\u81ea\u8eab\u8c03\u7528child_process.fork\u591a\u8fdb\u7a0b\u7f16\u7a0b\u5b9e\u73b0\uff1b<\/p>\n

\n
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fork\u6a21\u5f0f\u53ef\u4ee5\u5e94\u7528\u4e8e\u5176\u4ed6\u8bed\u8a00\uff0c\u5982php,python,perl,ruby,bash,coffee\uff0c \u800ccluster\u53ea\u80fd\u5e94\u7528\u4e8enode;
\nfork\u4e0d\u652f\u6301\u5b9a\u65f6\u91cd\u542f\uff0ccluster\u652f\u6301\u5b9a\u65f6\u91cd\u542f\u3002\u5b9a\u65f6\u91cd\u542f\u4e5f\u5c31\u662f\u914d\u7f6e\u4e2d\u7684cron_restart\u914d\u7f6e\u9879\u3002github\u4e0a\u9762\u6709\u4f5c\u8005\u5173\u4e8efork\u6a21\u5f0f\u4e0b\u662f\u5426\u9700\u8981\u5b9e\u73b0cron-like\u5b9a\u65f6\u7684\u8ba8\u8bba\uff1a
\nhttps:\/\/github.com\/Unitech\/pm2\/issues\/496
\n\u5b98\u7f51\u6587\u6863\u6ce8\u660e\u8bf4\uff0cfork\u6a21\u5f0f\u7684\u5b9a\u65f6\u91cd\u542f\u8fd9\u4e2a\u529f\u80fd\u4e0d\u4e45\u5c06\u5b9e\u73b0\uff0c\u671f\u5f85\u4e2d\u5427… …<\/p>\n

\u4e94 pm2\u7684\u76d1\u63a7<\/b><\/h3>\n

pm2\u7684\u76d1\u63a7\u6709\u4e24\u79cd\u65b9\u5f0f\uff1a
\ncli\u65b9\u5f0f\u76d1\u63a7
\npm2 monit\u662f\u4e13\u95e8\u7528\u6765\u76d1\u63a7\u7684\u547d\u4ee4\uff0c\u76d1\u63a7\u9879\u5305\u62eccpu\u4e0e\u5185\u5b58<\/p>\n

\n
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\u7f3a\u70b9monit\u5c55\u793a\u5185\u5bb9\u592a\u8fc7\u7c97\u7cd9\uff0c\u4e0d\u591f\u8be6\u7ec6
\npm2 list\u5c55\u793a\u5f53\u524d\u6240\u6709pm2\u7684\u7ba1\u7406\u9879\u76ee<\/p>\n

\n
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\u53ef\u4ee5\u67e5\u770b\u51fa\u6bcf\u4e2a\u8fdb\u7a0b\u7684\u8fd0\u884c\u72b6\u6001\u3002
\n\u5982\u679c\u9700\u8981\u66f4\u8be6\u7ec6\u7684\u76d1\u63a7\u5185\u5bb9\uff0c\u5bf9\u4e8ecli\u800c\u8a00\u4e00\u822c\u90fd\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\u3002
\n\u8fd9\u79cd\u76d1\u63a7\u65b9\u5f0f\u7684\u7f3a\u70b9\uff1a
\na. \u4e0d\u591f\u76f4\u89c2\uff0c\u9700\u8981\u81ea\u5df1\u53bb\u6267\u884c\u547d\u4ee4\u5e76\u5206\u6790\u7ed3\u679c\uff1b
\nb. \u4e0d\u4fbf\u4e8e\u591a\u53f0\u670d\u52a1\u5668\u7684\u5e94\u7528\u76d1\u63a7\u7ba1\u7406\uff1b
\n\u7531\u4e8e\u8fd9\u4e9b\u7f3a\u70b9\uff0c\u5c31\u9700\u8981\u4e00\u79cd\u66f4\u597d\u7684\u65b9\u5f0f\u53bb\u76d1\u63a7\u6211\u4eec\u7684\u5e94\u7528
\nkeymetrics\u76d1\u63a7
\nkeymetrics\u76d1\u63a7\u662fPM2\u7684\u5f00\u53d1\u8005\u7684\u5f00\u53d1\u548c\u7ef4\u62a4\u7684\u4e00\u6b3e\u76d1\u63a7\u5de5\u5177\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u4e00\u4e0b\uff0c\u5b89\u88c5\u914d\u7f6e\u975e\u5e38\u5bb9\u6613\uff0c\u6211\u4e5f\u53ea\u662f\u7c97\u6d45\u7684\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u53ef\u4ee5\u53c2\u8003
\nhttp:\/\/cnodejs.org\/topic\/56554300ad12df5d4e050b56
\n\u672c\u4eba\u5bf9\u76d1\u63a7\u7814\u7a76\u4e0d\u591a\uff0c\u8fd9\u91cc\u7684\u76d1\u63a7\u4e3b\u4f53\u662f\u5e94\u7528\u8fdb\u7a0b\uff0c\u975e\u670d\u52a1\u5668\uff0c\u5c31\u53ea\u8bf4\u8bf4\u6211\u6bd4\u8f83\u559c\u6b22\u7684\u51e0\u4e2a\u529f\u80fd\uff1a
\na. \u5229\u4e8e\u591a\u670d\u52a1\u5668\u76d1\u63a7\u7ba1\u7406\uff1b
\nb. \u4ee3\u7801\u5f02\u5e38\uff0c\u53ef\u4ee5\u770b\u51fa\u7a0b\u5e8f\u957f\u671f\u8fd0\u884c\u4e2d\u7684\u7a33\u5b9a\u6027\uff1b
\nc. \u652f\u6301\u5e94\u7528\u57fa\u672c\u7684\u542f\u52a8\uff0c\u91cd\u542f\u4e0e\u505c\u6b62\u7b49\u529f\u80fd\uff1b<\/p>\n

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\u4f46\u662f\uff0ckeymetrics\u662f\u4e00\u6b3e\u5546\u4e1a\u7248\u7684\u76d1\u63a7\u8f6f\u4ef6\uff0c\u514d\u8d39\u7248\u529f\u80fd\u6709\u9650\uff0c\u4e14\u53ea\u6709\u4e24\u53f0\u670d\u52a1\u5668\u7684\u514d\u8d39\u914d\u989d\uff0c\u8fd9\u6b3e\u8f6f\u4ef6\u7684\u670d\u52a1\u7aef\u975e\u81ea\u5efa\uff0c\u91c7\u7528\u7684\u662f\u5c06\u5e94\u7528\u76d1\u63a7\u6570\u636e\u5b9a\u65f6\u4e0a\u629b\u7b2c\u4e09\u5e73\u53f0\uff0c\u5bf9\u4e8e\u6709\u7740\u4f17\u591a\u670d\u52a1\u5668\u7684\u516c\u53f8\u800c\u8a00\u8d39\u7528\u6602\u8d35\uff0c\u800c\u4e14\u670d\u52a1\u5668\u4e0e\u5e94\u7528\u670d\u52a1\u8fdb\u7a0b\u7b49\u72b6\u6001\u4fe1\u606f\u662f\u654f\u611f\u6027\u6570\u636e\uff0c\u63a5\u5165\u5230\u7b2c\u4e09\u65b9\u5e73\u53f0\u4e2d\u65e0\u6cd5\u63a5\u53d7\u3002\u5f53\u7136\uff0c\u5982\u679c\u662f\u670d\u52a1\u5668\u6570\u91cf\u6709\u9650\uff0c\u80fd\u591f\u652f\u4ed8\u6602\u8d35\u7684\u4f7f\u7528\u8d39\u7528\uff0c\u65e0\u654f\u611f\u6570\u636e\u7b49\u573a\u666f\u7684\u8bdd\uff0c\u63a8\u8350\u4f7f\u7528Keymetrics\uff0c\u6bd5\u7adf\u662fPM2\u7684\u5f00\u53d1\u8005\u7684\u5f00\u53d1\u548c\u7ef4\u62a4\uff0c\u529f\u80fd\u7279\u6027\u5f88\u4e30\u5bcc\u3002
\n\u9274\u4e8e\u4ee5\u4e0a\u95ee\u9898\uff0c\u56fd\u5185\u725b\u4eba\u5f00\u53d1\u4e86\u4e00\u6b3e\u7c7b\u4f3c\u7684\u514d\u8d39\u5de5\u5177\uff0c\u672c\u4eba\u6ca1\u6709\u7814\u7a76\u8fc7\uff0c\u540d\u5b57\u5f88\u6709\u8da3: pm2.5\u3002\u94fe\u63a5\u5730\u5740
\nhttp:\/\/www.open-open.com\/lib\/view\/open1451825410105.html
\n\u5173\u4e8e\u76d1\u63a7\uff0c\u672c\u4eba\u7ecf\u9a8c\u4e0d\u591a\uff0c\u5c31\u4e0d\u591a\u5984\u8a00\u4e86<\/p>\n

\u516d \u65e5\u5fd7\u95ee\u9898<\/b><\/h3>\n

\u65e5\u5fd7\u7cfb\u7edf\u5bf9\u4e8e\u4efb\u610f\u5e94\u7528\u800c\u8a00\uff0c\u901a\u5e38\u90fd\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u4e00\u4e2a\u8f85\u52a9\u529f\u80fd\u3002pm2\u7684\u76f8\u5173\u6587\u4ef6\u9ed8\u8ba4\u5b58\u653e\u4e8e$HOME\/.pm2\/\u76ee\u5f55\u4e0b\uff0c\u5176\u65e5\u5fd7\u4e3b\u8981\u6709\u4e24\u7c7b\uff1a<\/p>\n

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a. pm2\u81ea\u8eab\u7684\u65e5\u5fd7\uff0c\u5b58\u653e\u4e8e$HOME\/.pm2\/pm2.log\uff1b
\nb. pm2\u6240\u7ba1\u7406\u7684\u5e94\u7528\u7684\u65e5\u5fd7\uff0c\u5b58\u653e\u4e8e$HOME\/.pm2\/logs\/\u76ee\u5f55\u4e0b\uff0c\u6807\u51c6\u8c01\u51fa\u65e5\u5fd7\u5b58\u653e\u4e8e${APP_NAME}_out.log\uff0c\u6807\u51c6\u9519\u8bef\u65e5\u5fd7\u5b58\u653e\u4e8e${APP_NAME}_error.log\uff1b
\n\u8fd9\u91cc\u4e4b\u6240\u4ee5\u628a\u65e5\u5fd7\u5355\u72ec\u8bf4\u660e\u4e00\u4e0b\u662f\u56e0\u4e3a\uff0c\u5982\u679c\u7a0b\u5e8f\u5f00\u53d1\u4e0d\u4e25\u8c28\uff0c\u4e3a\u4e86\u8c03\u8bd5\u7a0b\u5e8f\uff0c\u5bfc\u81f4\u5e94\u7528\u4ea7\u751f\u5927\u91cf\u6807\u51c6\u8f93\u51fa\uff0c\u4f7f\u670d\u52a1\u5668\u672c\u8eab\u8bb0\u5f55\u5927\u91cf\u7684\u65e5\u5fd7\uff0c\u5bfc\u81f4\u670d\u52a1\u78c1\u76d8\u6ee1\u8f7d\u95ee\u9898\u3002\u4e00\u822c\u800c\u8a00\uff0cpm2\u7ba1\u7406\u7684\u5e94\u7528\u672c\u8eab\u90fd\u6709\u81ea\u5df1\u65e5\u5fd7\u7cfb\u7edf\uff0c\u6240\u4ee5\u5bf9\u4e8e\u8fd9\u79cd\u4e0d\u5fc5\u8981\u7684\u8f93\u51fa\u5185\u5bb9\u9700\u7981\u7528\u65e5\u5fd7\uff0c\u91cd\u5b9a\u5411\u5230\/dev\/null\u3002
\n\u4e0ecrontab\u6bd4\u8f83\uff0c\u4e5f\u6709\u7c7b\u4f3c\u60c5\u51b5\uff0ccrontab\u81ea\u8eab\u65e5\u5fd7\uff0c\u4e0e\u5176\u7ba1\u7406\u7684\u5e94\u7528\u672c\u8eab\u7684\u8f93\u51fa\u3002\u5e94\u7528\u811a\u672c\u8f93\u51fa\u4e00\u5b9a\u9700\u8981\u91cd\u5b9a\u5411\u5230\/dev\/null\uff0c\u56e0\u4e3a\u8be5\u8f93\u51fa\u5185\u5bb9\u4f1a\u4ee5\u90ae\u4ef6\u7684\u5f62\u5f0f\u53d1\u9001\u7ed9\u7528\u6237\uff0c\u5185\u5bb9\u5b58\u50a8\u5728\u90ae\u4ef6\u6587\u4ef6\uff0c\u4f1a\u4ea7\u751f\u610f\u5411\u4e0d\u5230\u7684\u7ed3\u679c\uff0c\u6216\u4f1a\u5bfc\u81f4\u811a\u672c\u538b\u6839\u4e0d\u88ab\u6267\u884c\uff1b\n<\/p><\/div>\n

\u4f5c\u8005\uff1a\u6ce2\u7f57\u5b66\u7684\u8349\u7a3f
\n\u94fe\u63a5\uff1ahttps:\/\/www.jianshu.com\/p\/7b10123c8b88
\n\u6765\u6e90\uff1a\u7b80\u4e66
\n\u8457\u4f5c\u6743\u5f52\u4f5c\u8005\u6240\u6709\u3002\u5546\u4e1a\u8f6c\u8f7d\u8bf7\u8054\u7cfb\u4f5c\u8005\u83b7\u5f97\u6388\u6743\uff0c\u975e\u5546\u4e1a\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904\u3002<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

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pm2\u8fdb\u7a0b\u7ba1\u7406\u5de5\u5177\u4f7f\u7528\u603b\u7ed3<\/span> \u67e5\u770b\u5168\u6587 »<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[154,126],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"\u5bf9\u4e8e\u540e\u53f0\u8fdb\u7a0b\u7684\u7ba1\u7406\uff0c\u5e38\u7528\u7684\u5de5\u5177\u662fcrontab\uff0c\u53ef\u7528\u4e8e\u4e24\u79cd\u573a\u666f\uff1a\u5b9a\u65f6\u4efb\u52a1\u548c\u5e38\u9a7b\u811a\u672c\u3002\u5173\u4e8e\u5e38\u9a7b\u811a\u672c\uff0c\u4eca\u5929\u4ecb\u7ecd\u4e00\u6b3e…","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/5469"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5469"}],"version-history":[{"count":0,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/5469\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5469"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}