nodejs错误:在Object.afterWrite〔as oncomplete〕(net.js:480:18)的er

Question

我开发了一个基于节点的TCP服务器应用程序，但这个应用程序过了一段时间就会崩溃，只要有人在端口上连接并发送数据，我就使用winston:进行堆栈跟踪

{
    "process": {
        "pid": 28214,
        "uid": 0,
        "gid": 0,
        "cwd": "/home/ec2-user",
        "execPath": "/home/ec2-                user/node/out/Release/node",
        "version": "v0.6.10",
        "argv": [
            "node",
            "/home/ec2-user/Node_TcpServer.js"
        ],
        "memoryUsage": {
            "rss": 12144640,
            "heapTotal": 5274304,
            "heapUsed": 3318328
        }
    },
    "os": {
        "loadavg": [
            0.0029296875,
            0.0146484375,
            0.04541015625
        ],
        "uptime": 779924.506942403
    },
    "trace": [
        {
            "column": 11,
            "file": "net.js",
            "function": "errnoException",
            "line": 642,
            "method": null,
            "native": false
        },
        {
            "column": 18,
            "file": "[as oncomplete] (net.js",
            "function": "Object.afterWrite",
            "line": 480,
            "method": "afterWrite",
            "native": false
        }
    ],
    "stack": [
        "Error: write Unknown system errno 5",
        "    at errnoException (net.js:642:11)",
        "    at Object.afterWrite [as oncomplete] (net.js:480:18)"
    ],
    "level": "error",
    "message": "uncaughtException"
}
{"process":{"pid":28214,"uid":0,"gid":0,"cwd":"/home/ec2-user","execPath":"/home/ec2-user/node/out/Release/node","version":"v0.6.10","argv":["node","/home/ec2-user/Node_TcpServer.js"],"memoryUsage":{"rss":12230656,"heapTotal":5274304,"heapUsed":3470656}},"os":{"loadavg":[0.0029296875,0.0146484375,0.04541015625],"uptime":779924.509452039},"trace":[{"column":11,"file":"net.js","function":"errnoException","line":642,"method":null,"native":false},{"column":18,"file":"[as oncomplete] (net.js","function":"Object.afterWrite","line":480,"method":"afterWrite","native":false}],"stack":["Error: write Unknown system errno 5","    at errnoException (net.js:642:11)","    at Object.afterWrite [as oncomplete] (net.js:480:18)"],"level":"error","message":"uncaughtException"} "

Answer 1

代码似乎未能写入套接字。可能是客户端断开了连接。

您应该侦听"error"事件来捕获异常。