The DEVO.PS team's obsession with JavaScript is no secret; node. js as the server side, Angularjs as the client, in a way, our stack is built with it. We build static clients and restful JSON The API approach means that we run a lot of node. js, and I have to admit that although all of node. JS is awesome, it still makes us headache when we run it in a production environment. Its tools and best practices are still scarce compared to some more mature languages (imagine: monitoring, logging, Error
First, Introduction
PM2 is an application process manager with load balancing function, similar to Supervisor,forever.
Second, the installation
Linux binaries Download Address: https://nodejs.org/distCD ONEINSTACK/SRCwget https://nodejs.org/dist/v4.2.4/node-v4.2.4-linux-x64.tar.gzTar xzf node-v4.2.4-linux-x64.tar.gzCP node-v4.2.4-linux-x64/bin/node/usr/local/bin/Cp-r node-v4.2.4-linux-x64/lib/node_modules/usr/local/lib/Ln-s/USR/LOCAL/LIB/NODE_MODUL
The DEVO.PS team's obsession with JavaScript is no secret; node. js as the server side, Angularjs as the client, in a way, our stack is built with it. We build static clients and restful JSON The API approach means that we run a lot of node. js, and I have to admit that although all of node. JS is awesome, it still makes us headache when we run it in a production environment. Its tools and best practices are still scarce compared to some more mature languages (imagine: monitoring, logging, Error
PM2 is a process manager for a node app with load Balancing. When you want to take your standalone code all the CPUs on the server, and ensure that the process is always alive, 0 seconds of overloading, PM2 is perfect, let's look at PM2 commonly used command usage introduction bar.
PM2 (source on GitHub) is an open s
PM2 is a very good tool for running managed services on a node. JS-based project. It is based on the command line interface and offers many features: built-in load balancer and so on, let's take a look.First, IntroductionPM2 is an application process manager with load balancing, similar to Supervisor,forever.Second, installationLinux binaries:https://nodejs.org/distCD ONEINSTACK/SRCwget https://nodejs.org/dist/v4.2.4/node-v4.2.4-linux-x64.tar.gzTar xz
The PM2 is a process manager for a node app with load-balancing capabilities. PM2 is perfect when you want to take advantage of all of your standalone code on all the CPUs on the server and ensure that the process is always alive, with 0 seconds of overloading. installation
NPM install-g PM2
usage
$ npm Install pm2-
Use PM2 to manage nodejs processes and pm2nodejs Processes
Pm2 is a process manager for a Node application with the load balancing function.
When you want to use your independent code to take advantage of all the CPUs on all servers, and ensure that the process is always alive, 0 seconds of heavy load, PM2 is perfect.
It is very suitable for the IaaS structure, b
environment operation. This is essentially configured in Forever,package.json: "Scripts": {"Start": "Forever App.js","Test": "Supervisor App.js"}, 3, PM2 use it to install it first, with the root account and the global mode installation: NPM install-g PM2 Use it to start the program (in the current directory can be started directly, PM2 start app.js--name uops)
The PM2 is a process manager for a node app with load-balancing capabilities.PM2 is perfect when you want to take advantage of all of your standalone code on all the CPUs on the server and ensure that the process is always alive, with 0 seconds of overloading. It is ideal for IaaS architectures, but not for PAAs scenarios (which will then develop PAAs solutions).Note: SaaS, PAAs, and IaaS are cloud service models. SaaS Software-as-a-service, such as G
Today, sitting on the right side of the colleague suddenly delighted to say to me: Hey, recommend you a good thing, with PM2 try, than forever high-end. I have always lagged behind the forefront of fashion technology, I seriously answer: what? PM2.5 still so serious, PM2 came out again!If not all have been accustomed to my two, this atmosphere is really embarrassed for a while ~ ~ hehe ...First of all, how
decompression to complete, it is recommended to change the extracted directory to node, or other meaningful name, or node upgrade too quickly on the original basis of the upgrade but the file directory display version name does not match.3. Configure node to run globallyexport NODE_HOME=/file/software/nodeexport PATH=$NODE_HOME/bin:$PATH #找到下边这一行添加进去,记得你自己的路径搞对了。export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE HISTCONTROLRestart it and try it, NODE,NPM can be enabled globally.Recommend the above
Tags: Successful concise method description option to implement child process generation EveWebsite::: https://pm2.io/doc/en/runtime/quick-start/Preface
Source: HTTPS://GITHUB.COM/UNITECH/PM2
The PM2 here are not atmospheric pollutants.
In fact, the PM2 is a process manager with a load-balanced node
Getting started with PM2
Description
PM2 is a node process management tool that includes a complete set of feature installations , including daemons, monitoring, logging, etc.
NPM Install Pm2-g
Command
First, you have a node file that you can start
Const HTTP = require (' http ');
HTTP
. Createserver (function (req, res) {
res.writehead ({' Content-type
PM2 and Forever modules are the most commonly used Nodejs process daemon modules, which are more commonly used and more powerful (providing load). The main principle is PM2 open a main process, and then open the sub-process to run the NODEJS project, the main process to listen to the sub-process, if the child process c
Detailed description of pm2 configuration based on Vue + Koa, detailed description of vuekoapm2
Currently, we use the following technology stacks: front-end Vue, backend Koa, and database Mongodb.
However, every time a service is started, npm start, node./server/app. js are required. It is very troublesome to keep these two windows open at the same time.
And because I use koa, and I do not use the koa scaffolding written by Uncle wolf. It is a small m
The PM2 is a process manager for a node app with load-balancing capabilities.PM2 is perfect when you want to take advantage of all of your standalone code on all the CPUs on the server and ensure that the process is always alive, with 0 seconds of overloading. It is ideal for IaaS architectures, but not for PAAs scenarios (which will then develop PAAs solutions).Note: SaaS, PAAs, and IaaS are cloud service models. SaaS Software-as-a-service, such as G
TODO:Node.js PM2 How to use
The PM2 is a process manager for a node app with load-balancing capabilities.
PM2 is perfect when you want to take advantage of all of your standalone code on all the CPUs on the server and ensure that the process is always alive, with 0 seconds of overloading.
1. Installing PM2
cluster = require (' cluster '); var http = require (' http '); var os = require (' OS '); var Numcpus = Os.cpus (). Length;if (cluster.ismaster) { //Master: //Let ' s fork as many Workers as you has CPU cores for (var i = 0; i Of course, you can specify any number of worker threads, and the number of threads is not limited to the number of CPU cores, as it is just a child thread running on the CPU.As you can see, to make it work, you need to encapsulate your code in cluster's pr
IntroducedPM2 is a module of the Nodejs application process manager with load balancing, similar to supervisor,forever for process management.First, Installation:Second, start:PM2 start app.js--name my-api #my-api for PM2 process namePM2 Start App.js-i 0 #根据CPU核数启动进程个数PM2 start App.js--watch #实时监控app. js, PM2 automatically reloadThird, review the process:PM2 Show
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