Logs in "Domain" mode

Catalog logs on each of the wildfly nodes:

/opt/wildfly/domain/log/

It is possible to view logs in the web interface. To do this, you need to access the master address in your browser: 

http://10.68.45.20:9990/

In this example, 10.68.45.20 is the IP address of the WildFly master server. 

Standard authorization data:

After logging in, go to the Runtime tab, in the Browse By column select Hosts, from the opened Hosts column select the required server by clicking on it. In the Monitor column select Log Files. Then in the Log File column select server.log:

You can also download the logs from this page by clicking on the Download button as shown in the image above.