Check connectivity and check the specified port for 1x link width. Port address is a lid unless -G option is used to specify a GUID address.
-G use GUID address argument. In most cases, it is the Port GUID.
Example:
"0x08f1040023"
-v increase the verbosity level
-N | -nocolor use mono rather than color mode
-C <ca_name> use the specified ca_name.
-P <ca_port> use the specified ca_port.
-t <timeout_ms> override the default timeout for the solicited mads.
ibcheckportwidth 2 3 # check lid 2 port 3