`Description:
Web server failed to start. Port 80 was already in use.
Action:
Identify and stop the process that's listening on port 80 or configure this application to listen on another port.
[halo@VM-8-8-centos app]$ ps -ef | grep 80
root 12479 1 0 May28 ? 00:00:02 /usr/bin/containerd-shim-runc-v2 -namespace moby -id cadd26cc55d7e524ecc471a5805654c6d1d8b916a74130b88b2205718e51ed2a -address /run/containerd/containerd.sock
root 258085 2 0 12:10 ? 00:00:00 [kworker/1:2-ata_sff]
halo 263205 262556 0 12:26 pts/5 00:00:00 grep --color=auto 80
[halo@VM-8-8-centos app]$ su root
Password:
[root@VM-8-8-centos app]# lsof -i:80
[root@VM-8-8-centos app]#
`
