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Overview

Nginx of centos 7.7 running on kvm was down.the following screen displayed when I click the red frame redisplay.(Click images to enlarge)

Memorandum

#Check error logs
[root@ufuso ~]# tail /var/log/nginx/error.log
#Nothing displayed

#Nginx syntax check
[root@ufuso ~]# nginx -t
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
#No problem

#Verify bridge connection
#Open the virtual machine manager by clicking the icon in the red frame

#Clicking on the NIC icon, I found that the IP address changed

#Restore IP address. Click the icon in red frame 1 and then click the icon in red frame 2

#Click the icon in red frame

#Click “IPv4” in red frame

#Click “手動” in red frame 1 , Enter the unique IPaaddress fo your server in red frame 2 and then click “適用(A)” in red frame 3

#Click “オン” icon in red frame to turn off the network and Click “オフ” icon in red frame to turn on the network

#Click the icon in red frame to reboot your virtual server

#Check this screen again after restarting

#If the IP address has not changed,click the red frame icon to redisplay the IP address

以上
#I used Pocket Talk to translate this site.

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