Logs are the most valuable sources of information, so logs are the key to solving most of the problems. Each component of oVirt usually writes its own log, which greatly facilitates the search for the problem's cause. oVirt or VDSM logs are placed in the default directory for the logs,
oVirt Engine logs are stored on the host on which oVirt Engine runs:
ovirt-engine/server.log: These logs are used to display the messages associated with the Jboss Application Service
ovirt-engine/engine.log: This log is used by the oVirt Engine service and is one of the most important logfiles
ovirt-engine/engine-manage-domains.log: This log is used to log messages related to the management ...