ibclearerrors is a script which clears the PMA error counters in PortCounters by either walking the IB subnet topology or using an already saved topology file.
-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.