[root@localhost html]# /usr/sbin/nginx
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] still could not bind()
出现这种情况，一般是80端口被占用，关闭80端口就好
[root@localhost html]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
2f7c08c71bba centos "/bin/bash" 23 hours ago Up 23 hours 0.0.0.0:49154->80/tcp, :::49154->80/tcp nginx
[root@localhost html]# fuser -k 80/tcp
80/tcp: 58656 58657 58658
标签：use,already,0.0,nginx,emerg,bind,80 From： https://www.cnblogs.com/path602/p/16926281.html