centos7启动nginx出现nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)

centos7启动nginx出现nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)

我是按照服务器安装nginx
这篇博客博客安装的

安装成功出现如下错误 并且kill -9 也没用

![错误(https://img-blog.csdnimg.cn/20190611164120171.png)
然后通过命令 sudo fuser -k 80/tcp 然后进入到安装nginx的文件夹里面启动

sbin/nginx

启动成功