hexo搭建博客过程中出现的问题，4000端口被占用

问题描述

问 题

$ hexo server
FATAL Port 4000 has been used. Try other port instead.
FATAL Something's wrong. Maybe you can find the solution here: http://hexo.io/do
Error: listen EADDRINUSE 0.0.0.0:4000
    at Object.exports._errnoException (util.js:1026:11)
    at exports._exceptionWithHostPort (util.js:1049:20)
    at Server._listen2 (net.js:1257:14)
    at listen (net.js:1293:10)
    at net.js:1403:9
    at _combinedTickCallback (internal/process/next_tick.js:77:11)
    at process._tickCallback (internal/process/next_tick.js:98:9)
FATAL listen EADDRINUSE 0.0.0.0:4000
Error: listen EADDRINUSE 0.0.0.0:4000
    at Object.exports._errnoException (util.js:1026:11)
    at exports._exceptionWithHostPort (util.js:1049:20)
    at Server._listen2 (net.js:1257:14)
    at listen (net.js:1293:10)
    at net.js:1403:9
    at _combinedTickCallback (internal/process/next_tick.js:77:11)
    at process._tickCallback (internal/process/next_tick.js:98:9)

解决方案

可以在_config.yml内加上如下代码更改hexo-server运行时的端口号：

server:
  port: 4001
  compress: true
  header: true

其中4001可以换成想要运行的端口号。

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