To help identify some of the common issues with xCAT, a new tool suite is now available xCAT probe.
You can use
xcatprobe -l to list all valid subcommands, output will be as below
# xcatprobe -l osdeploy Probe operating system provision process. Supports two modes - 'Realtime monitor' and 'Replay history'. xcatmn After xcat installation, use this command to check if xcat has been installed correctly and is ready for use. Before using this command, install 'tftp', 'nslookup' and 'wget' commands. switch-macmap To retrieve MAC address mapping for the specified switch, or all the switches defined in 'switches' table in xCAT db. ......