Pinois a structured logging framework for Node.js that produces JSON output by default, allowing for easy searching, monitoring and visualization of log data inlog management tools. Getting started with Pino is really straightforward as you can observe below: ...
}functiongetStackInfo(stackIndex) { const stacklist=newError().stack.split("\n").slice(3);//http://code.google.com/p/v8/wiki/JavaScriptStackTraceApi//do not remove the regex expresses to outside of this method (due to a BUG in node.js)const stackReg = /at\s+(.*)\s+\((.*):...
运行node index.js并访问http://localhost:3000你可以看到一行一行的JSON输出: 如果你检查此 JSON ,你会看到前面提到的时间戳。你可能还注意到了我们logger.debug语句并未打印,那是因为我们必须更改默认日志级别才能使其可见,试试LOG_LEVEL=debug node index.js来调整日志级别。 在此之前我们还需要解决一下日志信息...
The Node.js team is currently working on rewriting the logger. In the meantime, you can output monitor events using the following snippet: const uri = "mongodb+srv://<user>:<password>@<cluster-url>?writeConcern=majority"; const client = new MongoClient(uri, { monitorCommands:true });cli...
winston是目前npm上面最受欢迎,维护最好的一个nodejs日志包,如下是如何全局配置winston logger 'use strict';const{createLogger,format,transports}=require('winston');constfs=require('fs');constpath=require('path');constenv=process.env.NODE_ENV||'development';constlogDir='log';//Createthelogdirectory...
Performance LogsUsed in performance monitoring and optimization.info, debug, warning Logging within a Node.js Express Application To add logging to an Express application, use a logging library or middleware that integrates with the framework, such aswinston. Winston is a popular Node.js logging lib...
logging 是线程安全的,其主要由4部分组成: Logger 用户使用的直接接口,将日志传递给Handler Handler ...
Node.js Logging with Tags Tagging the messages we log, as in the screenshot below, requires no further change to how the client object is initialized. In the code example below, in the object passed to the constructor, we’ve passed a tags element, which is an array of strings to tag...
Once configured, you can start using Loggings in your Node.js application. Here's a basic example: import{Loggings}from"loggings";constlogger=newLoggings("Loggings","blue")logger.error("This is an error message");logger.warn("This is an warn message");logger.info("This is an info me...
nodejs-logging Sign UpSign In 3packages found Sort Packages Optimal Popularity Quality Maintenance simplest-fancy-logger A lightweight and easy-to-use logging library for Node.js applications simple-logger logging nodejs-logging log-management