{"id":5468,"date":"2016-10-30T15:53:50","date_gmt":"2016-10-30T07:53:50","guid":{"rendered":"https:\/\/sdeno.com\/?p=5468"},"modified":"2023-01-22T15:36:04","modified_gmt":"2023-01-22T07:36:04","slug":"node-js%e7%bd%91%e7%ab%99%e5%8f%91%e5%b8%83%e5%b7%a5%e5%85%b7%e6%a8%a1%e5%9d%97-pm2","status":"publish","type":"post","link":"https:\/\/sdeno.com\/?p=5468","title":{"rendered":"node.js\u7f51\u7ad9\u53d1\u5e03\u5de5\u5177\u6a21\u5757\u2014pm2"},"content":{"rendered":"<p>\u7f51\u7ad9\u53d1\u5e03\u4e00\u822c\u90fd\u4f1a\u501f\u52a9\uff0c\u4f8b\u5982\uff1aIIS\u3001apache<\/p>\n<p>\uff08\u8ddfpm2\u7c7b\u4f3c\u7684\u8fd8\u6709forever\uff0c\u300a<a href=\"https:\/\/sdeno.com\/?p=5513\" target=\"_blank\" rel=\"noopener\">node.js\u7f51\u7ad9\u53d1\u5e03\u5668\u2014forever<\/a>\u300b\uff09<\/p>\n<p>\u5728\u4f7f\u7528express\u6846\u67b6\u4e3a\u4f8b\uff0cnode.js\u4e2d\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\uff1a<\/p>\n<pre>node .\/bin\/www<\/pre>\n<p>&nbsp;<\/p>\n<p>\u6216\u8005supervisor\u6a21\u5757\uff0c\u63a8\u8350\u6d4b\u8bd5\u4f7f\u7528\u6b64\u6a21\u5757<\/p>\n<pre>supervisor .\/bin\/www<\/pre>\n<p>\u4ee5\u4e0a\u7684\u65b9\u6cd5\u90fd\u53ef\u4ee5\u53d1\u5e03\u7f51\u7ad9\uff0c\u4f46\u662f\u603b\u4f1a\u6709\u610f\u5916\u53d1\u751f\u6216\u8005\u7f51\u7ad9\u8d85\u65f6\u4f1a\u9700\u8981\u81ea\u52a8\u91cd\u542f\uff0c\u6216\u8005\u5145\u5206\u5229\u7528\u670d\u52a1\u5668\u591a\u6838\u914d\u7f6e\uff0c\u8fd9\u65f6\u5c31\u9700\u8981\u7528\u5230pm2\u3002<\/p>\n<p>\u7f51\u4e0a\u5c31\u4f1a\u6709\u4eba\u95ee\u4e86\uff1asupervisor vs pm2 vs forever\u54ea\u4e2a\u66f4\u597d<\/p>\n<p>\u4f7f\u7528\u573a\u5408\u4e0d\u5b8c\u5168\u4e00\u6837\u3002<\/p>\n<ul>\n<li>supervisor \u662f\u5f00\u53d1\u73af\u5883\u7528\u3002<\/li>\n<li>forever \u7ba1\u7406\u591a\u4e2a\u7ad9\u70b9\uff0c\u6bcf\u4e2a\u7ad9\u8bbf\u95ee\u91cf\u4e0d\u5927\uff0c\u4e0d\u9700\u8981\u76d1\u63a7\u3002<\/li>\n<li>pm2 \u7f51\u7ad9\u8bbf\u95ee\u91cf\u6bd4\u8f83\u5927\uff0c\u9700\u8981\u5b8c\u6574\u7684\u76d1\u63a7\u754c\u9762\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>\u8fd9\u91cc\u6211\u4eec\u63a8\u8350\u4f7f\u7528pm2<\/p>\n<p>\u4e00\u4e9b\u5e38\u7528\u65b9\u6cd5\uff1a<\/p>\n<pre>npm install pm2 -g   \/\/\u5b89\u88c5pm2\r\npm2 update           \/\/\u66f4\u65b0pm2\r\n\r\npm2 start .\/bin\/www  \/\/\u542f\u52a8pm2\r\npm2 restart          \/\/\u91cd\u542fpm2\r\npm2 stop             \/\/\u5173\u95edpm2\r\n\r\npm2 list \u6216\u8005 pm2 ls \/\/\u67e5\u770b\u6240\u6709<span style=\"color: #ff0000;\">\u8fdb\u7a0b<\/span>\r\npm2 describe (App name\/id)  \/\/\u67e5\u770b\u67d0\u4e2a<span style=\"color: #ff0000;\">\u8fdb\u7a0b<\/span>\u8be6\u7ec6\u4fe1\u606f\r\n\r\npm2 delete all  \/\/\u5f3a\u5236\u505c\u6b62\u6240\u6709\u8fdb\u7a0b\r\npm2 delete 0    \/\/\u5f3a\u5236\u505c\u6b62\u67d0\u4e2a\u8fdb\u7a0b\r\npm2 logs (App name\/id)  \/\/\u67e5\u770b\u76d1\u542c\u67d0\u4e2a\u7f51\u7ad9\u7684\u52a8\u6001<span style=\"color: #ff0000;\">\u65e5\u5fd7<\/span>\u4fe1\u606f,\u7c7b\u4f3csupervisor\u7528\u6765\u6d4b\u8bd5\r\npm2 monit  \/\/\u67e5\u770b\u6bcf\u4e2a\u7f51\u7ad9\u7684<span style=\"color: #ff0000;\">CPU<\/span>\u548c<span style=\"color: #ff0000;\">\u5185\u5b58<\/span>\u5360\u7528\u60c5\u51b5\r\n\r\n\r\n\u76d1\u542c\u6a21\u5f0f\u7c7b\u4f3csupervisor\uff0c\u540e\u53f0\u6587\u4ef6\u88ab\u4fee\u6539\u7acb\u9a6c\u80fd\u770b\u51fa\u6548\u679c\r\npm2 start .\/bin\/www --watch   \/\/\u5f00\u542f\u76d1\u542c,\u4e00\u65e6\u6709\u6587\u4ef6\u4fee\u6539\u7acb\u9a6c\u751f\u6548\uff0c\u4e0d\u52a0--watch\u6587\u4ef6\u4fee\u6539\u4e0d\u4f1a\u751f\u6548\u9700\u91cd\u542f\r\npm2 stop --watch (App name\/id) \/\/\u5173\u95ed\u76d1\u542c\uff0c\u8f93\u5165\u6307\u5b9a\u7684id\u8fdb\u7a0b<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n<p>\u66f4\u591apm2\u4f7f\u7528\u65b9\u6cd5<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n<pre>pm2 \u662f\u4e00\u4e2a\u5e26\u6709\u8d1f\u8f7d\u5747\u8861\u529f\u80fd\u7684Node\u5e94\u7528\u7684\u8fdb\u7a0b\u7ba1\u7406\u5668.\r\n\u5f53\u4f60\u8981\u628a\u4f60\u7684\u72ec\u7acb\u4ee3\u7801\u5229\u7528\u5168\u90e8\u7684\u670d\u52a1\u5668\u4e0a\u7684\u6240\u6709CPU\uff0c\u5e76\u4fdd\u8bc1\u8fdb\u7a0b\u6c38\u8fdc\u90fd\u6d3b\u7740\uff0c0\u79d2\u7684\u91cd\u8f7d\uff0c PM2\u662f\u5b8c\u7f8e\u7684\u3002\u5b83\u975e\u5e38\u9002\u5408IaaS\u7ed3\u6784\uff0c\u4f46\u4e0d\u8981\u628a\u5b83\u7528\u4e8ePaaS\u65b9\u6848\uff08\u968f\u540e\u5c06\u5f00\u53d1Paas\u7684\u89e3\u51b3\u65b9\u6848\uff09.\r\n\r\n\u5907\u6ce8\uff1aSaaS\u3001PaaS\u548cIaaS\u662f\u4e91\u670d\u52a1\u6a21\u5f0f\u3002\r\n SaaS \u8f6f\u4ef6\u5373\u670d\u52a1\uff0c\u4f8b\u5982Google\u7684 Gmail \u90ae\u7bb1\u670d\u52a1.\u9762\u5411\u5e94\u7528\u578b\u7528\u6237.\r\n PaaS \u5e73\u53f0\u5373\u670d\u52a1.\u4f8b\u5982Google\u7684GAE,\u9762\u5411\u5f00\u53d1\u578b\u7528\u6237\r\n IaaS \u57fa\u7840\u67b6\u6784\u5373\u670d\u52a1,\u4f8b\u5982\u4e9a\u9a6c\u900a\u7684AWS\uff0cIaaS\u5bf9\u4e8e\u4e0d\u77e5\u9053\u65b0\u63a8\u51fa\u7684\u5e94\u7528\u7a0b\u5e8f\/\u7f51\u7ad9\u4f1a\u6709\u591a\u6210\u529f\u7684\u521b\u4e1a\u516c\u53f8\u6765\u8bf4\u975e\u5e38\u6709\u7528\r\n \u8bf7\u53c2\u8003 \u4e91\u670d\u52a1\u6a21\u5f0f\uff1aSaaS\u3001PaaS\u548cIaaS\uff0c\u54ea\u4e00\u79cd\u9002\u5408\u4f60\uff1f\r\n\r\n\r\n\u4e3b\u8981\u7279\u6027\uff1a\r\n\r\n\u5185\u5efa\u8d1f\u8f7d\u5747\u8861\uff08\u4f7f\u7528Node cluster \u96c6\u7fa4\u6a21\u5757\uff09\r\n\u540e\u53f0\u8fd0\u884c\r\n0\u79d2\u505c\u673a\u91cd\u8f7d\uff0c\u6211\u7406\u89e3\u5927\u6982\u610f\u601d\u662f\u7ef4\u62a4\u5347\u7ea7\u7684\u65f6\u5019\u4e0d\u9700\u8981\u505c\u673a.\r\n\u5177\u6709Ubuntu\u548cCentOS \u7684\u542f\u52a8\u811a\u672c\r\n\u505c\u6b62\u4e0d\u7a33\u5b9a\u7684\u8fdb\u7a0b\uff08\u907f\u514d\u65e0\u9650\u5faa\u73af\uff09\r\n\u63a7\u5236\u53f0\u68c0\u6d4b\r\n\u63d0\u4f9b HTTP API\r\n\u8fdc\u7a0b\u63a7\u5236\u548c\u5b9e\u65f6\u7684\u63a5\u53e3API ( Nodejs \u6a21\u5757,\u5141\u8bb8\u548cPM2\u8fdb\u7a0b\u7ba1\u7406\u5668\u4ea4\u4e92 )\r\n\r\n\u6d4b\u8bd5\u8fc7Nodejs v0.11 v0.10 v0.8\u7248\u672c\uff0c\u517c\u5bb9CoffeeScript,\u57fa\u4e8eLinux \u548cMacOS.\r\n\r\n\u5b89\u88c5\r\nnpm install -g pm2\r\n\r\n\u7528\u6cd5\r\n$ npm install pm2 -g # \u547d\u4ee4\u884c\u5b89\u88c5 pm2 \r\n$ pm2 start app.js -i 4 #\u540e\u53f0\u8fd0\u884cpm2\uff0c\u542f\u52a84\u4e2aapp.js \r\n # \u4e5f\u53ef\u4ee5\u628a'max' \u53c2\u6570\u4f20\u9012\u7ed9 start\r\n # \u6b63\u786e\u7684\u8fdb\u7a0b\u6570\u76ee\u4f9d\u8d56\u4e8eCpu\u7684\u6838\u5fc3\u6570\u76ee\r\n$ pm2 start app.js --name my-api # \u547d\u540d\u8fdb\u7a0b\r\n$ pm2 list # \u663e\u793a\u6240\u6709\u8fdb\u7a0b\u72b6\u6001\r\n$ pm2 monit # \u76d1\u89c6\u6240\u6709\u8fdb\u7a0b\r\n$ pm2 logs # \u663e\u793a\u6240\u6709\u8fdb\u7a0b\u65e5\u5fd7\r\n$ pm2 stop all # \u505c\u6b62\u6240\u6709\u8fdb\u7a0b\r\n$ pm2 restart all # \u91cd\u542f\u6240\u6709\u8fdb\u7a0b\r\n$ pm2 reload all # 0\u79d2\u505c\u673a\u91cd\u8f7d\u8fdb\u7a0b (\u7528\u4e8e NETWORKED \u8fdb\u7a0b)\r\n$ pm2 stop 0 # \u505c\u6b62\u6307\u5b9a\u7684\u8fdb\u7a0b\r\n$ pm2 restart 0 # \u91cd\u542f\u6307\u5b9a\u7684\u8fdb\u7a0b\r\n$ pm2 startup # \u4ea7\u751f init \u811a\u672c \u4fdd\u6301\u8fdb\u7a0b\u6d3b\u7740\r\n$ pm2 web # \u8fd0\u884c\u5065\u58ee\u7684 computer API endpoint (http:\/\/localhost:9615)\r\n$ pm2 delete 0 # \u6740\u6b7b\u6307\u5b9a\u7684\u8fdb\u7a0b\r\n$ pm2 delete all # \u6740\u6b7b\u5168\u90e8\u8fdb\u7a0b\r\n\r\n\u8fd0\u884c\u8fdb\u7a0b\u7684\u4e0d\u540c\u65b9\u5f0f\uff1a\r\n$ pm2 start app.js -i max # \u6839\u636e\u6709\u6548CPU\u6570\u76ee\u542f\u52a8\u6700\u5927\u8fdb\u7a0b\u6570\u76ee\r\n$ pm2 start app.js -i 3 # \u542f\u52a83\u4e2a\u8fdb\u7a0b\r\n$ pm2 start app.js -x #\u7528fork\u6a21\u5f0f\u542f\u52a8 app.js \u800c\u4e0d\u662f\u4f7f\u7528 cluster\r\n$ pm2 start app.js -x -- -a 23 # \u7528fork\u6a21\u5f0f\u542f\u52a8 app.js \u5e76\u4e14\u4f20\u9012\u53c2\u6570 (-a 23)\r\n$ pm2 start app.js --name serverone # \u542f\u52a8\u4e00\u4e2a\u8fdb\u7a0b\u5e76\u628a\u5b83\u547d\u540d\u4e3a serverone\r\n$ pm2 stop serverone # \u505c\u6b62 serverone \u8fdb\u7a0b\r\n$ pm2 start app.json # \u542f\u52a8\u8fdb\u7a0b, \u5728 app.json\u91cc\u8bbe\u7f6e\u9009\u9879\r\n$ pm2 start app.js -i max -- -a 23 #\u5728--\u4e4b\u540e\u7ed9 app.js \u4f20\u9012\u53c2\u6570\r\n$ pm2 start app.js -i max -e err.log -o out.log # \u542f\u52a8 \u5e76 \u751f\u6210\u4e00\u4e2a\u914d\u7f6e\u6587\u4ef6\r\npm2 start app.js --max_memory_restart 1024M \uff1a \u5f53\u5185\u5b58\u8d85\u8fc71024M\u65f6\u81ea\u52a8\u91cd\u542f\u3002 \u5982\u679c\u5de5\u7a0b\u4e2d\u6709\u6bd4\u8f83\u68d8\u624b\u7684\u5185\r\n\u5b58\u6cc4\u9732\u95ee\u9898\uff0c\u8fd9\u4e2a\u7b97\u662f\u4e00\u4e2a\u6298\u4e2d\u65b9\u6848\u3002\r\n\u4f60\u4e5f\u53ef\u4ee5\u6267\u884c\u7528\u5176\u4ed6\u8bed\u8a00\u7f16\u5199\u7684app ( fork \u6a21\u5f0f):\r\n$ pm2 start my-bash-script.sh -x --interpreter bash\r\n$ pm2 start my-python-script.py -x --interpreter python\r\n\r\n0\u79d2\u505c\u673a\u91cd\u8f7d:\r\n\u8fd9\u9879\u529f\u80fd\u5141\u8bb8\u4f60\u91cd\u65b0\u8f7d\u5165\u4ee3\u7801\u800c\u4e0d\u7528\u5931\u53bb\u8bf7\u6c42\u8fde\u63a5\u3002\r\n\u6ce8\u610f\uff1a\r\n\u4ec5\u80fd\u7528\u4e8eweb\u5e94\u7528\r\n\u8fd0\u884c\u4e8eNode 0.11.x\u7248\u672c\r\n\u8fd0\u884c\u4e8e cluster \u6a21\u5f0f\uff08\u9ed8\u8ba4\u6a21\u5f0f\uff09\r\n$ pm2 reload all\r\n\r\nCoffeeScript:\r\n$ pm2 start my_app.coffee #\u8fd9\u5c31\u662f\u5168\u90e8\r\n\r\nPM2\u51c6\u5907\u597d\u4e3a\u4ea7\u54c1\u7ea7\u670d\u52a1\u4e86\u5417\uff1f\r\n\u53ea\u9700\u5728\u4f60\u7684\u670d\u52a1\u5668\u4e0a\u6d4b\u8bd5\r\n$ git clone https:\/\/github.com\/Unitech\/pm2.git\r\n$ cd pm2\r\n$ npm install # \u6216\u8005 npm install --dev \uff0c\u5982\u679cdevDependencies \u6ca1\u6709\u5b89\u88c5\r\n$ npm test<\/pre>\n<p>&nbsp;<\/p>\n<p>\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<p>\u5982\u679c\u5e94\u7528\u7a0b\u5e8f\u5f88\u591a\uff0c\u4e00\u4e2a\u4e2a\u624b\u52a8\u542f\u52a8\u4f1a\u5f88\u9ebb\u70e6\uff0c\u628a\u6240\u6709\u5e94\u7528\u90fd\u5199\u5728\u4e00\u4e2a\u6587\u4ef6\u4e00\u4ef6\u542f\u52a8\u6240\u6709\u5e94\u7528\u4f1a\u5f88\u5feb\u3002<\/p>\n<p>1\uff0c\u521b\u5efa\u914d\u7f6e\u6587\u4ef6ecosystem.config.js<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">pm2 init<\/pre>\n<p>2\uff0c\u76ee\u524d\u4e00\u4e2a\u5e94\u7528\u5b9e\u4f8b<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">module.exports = {\r\n    apps : [{\r\n     name: 'xinyongka',\r\n     script: 'www',\r\n     cwd: '\/root\/koa2\/bin',\r\n     max_memory_restart: '500M',\/\/ \u8d85\u8fc7\u591a\u5927\u5185\u5b58\u81ea\u52a8\u91cd\u542f\uff0c\u4ec5\u9632\u6b62\u5185\u5b58\u6cc4\u9732\uff0c\u6839\u636e\u81ea\u5df1\u7684\u4e1a\u52a1\u8bbe\u7f6e\r\n     exec_mode: 'cluster', \/\/ \u5f00\u542f\u591a\u7ebf\u7a0b\u6a21\u5f0f\uff0c\u7528\u4e8e\u8d1f\u8f7d\u5747\u8861\r\n     instances: 'max', \/\/ \u542f\u7528\u591a\u5c11\u4e2a\u5b9e\u4f8b\uff0c\u53ef\u7528\u4e8e\u8d1f\u8f7d\u5747\u8861\r\n     autorestart: true \/\/ \u7a0b\u5e8f\u5d29\u6e83\u540e\u81ea\u52a8\u91cd\u542f\r\n    },\r\n    {\r\n      \/\/\u7b2c\u4e8c\u4e2a\u5e94\u7528\u5b9e\u4f8b\r\n    } \r\n  ]\r\n};\r\n<\/pre>\n<p>3\uff0c\u542f\u52a8<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">pm2 start \/path\/to\/ecosystem.config.js<\/pre>\n<p>\u914d\u7f6e\u6587\u4ef6\u53c2\u8003\u6587\u7ae0<\/p>\n<p><a href=\"http:\/\/hk.javashuo.com\/article\/p-aunagdgo-gt.html\" target=\"_blank\" rel=\"noopener\">http:\/\/hk.javashuo.com\/article\/p-aunagdgo-gt.html<\/a><\/p>\n<p><a href=\"https:\/\/blog.csdn.net\/z591102\/article\/details\/124005345\" target=\"_blank\" rel=\"noopener\">https:\/\/blog.csdn.net\/z591102\/article\/details\/124005345<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u5b98\u7f51\uff1a<a href=\"https:\/\/github.com\/Unitech\/pm2\" target=\"_blank\" rel=\"noopener\">https:\/\/github.com\/Unitech\/pm2<\/a><\/p>\n<p><a href=\"http:\/\/pm2.keymetrics.io\/docs\/usage\/process-management\/\" target=\"_blank\" rel=\"noopener\">http:\/\/pm2.keymetrics.io\/docs\/usage\/process-management\/<\/a><\/p>\n<p>\u4e2d\u6587\u7ffb\u8bd1\uff1a<a href=\"https:\/\/www.douban.com\/note\/314200231\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.douban.com\/note\/314200231\/<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f51\u7ad9\u53d1\u5e03\u4e00\u822c\u90fd\u4f1a\u501f\u52a9\uff0c\u4f8b\u5982\uff1aIIS\u3001apache \uff08\u8ddfpm2\u7c7b\u4f3c\u7684\u8fd8\u6709forever\uff0c\u300anode.js\u7f51\u7ad9\u53d1\u5e03 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-5468","post","type-post","status-publish","format-standard","hentry","category-nodejs"],"_links":{"self":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/5468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5468"}],"version-history":[{"count":0,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/5468\/revisions"}],"wp:attachment":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}