Brocade Fabric OS Command Reference Manual (53-1000240-01, November 2006)

2-402 Fabric OS Command Reference Manual

Publication Number: 53-1000240-01

perfClearAlpaCrc

Note: Enter commands in lowercase only; mixed case is for readability.

perfClearAlpaCrc

Clears the CRC error count associated with a port and arbitrated loop physical address (AL_PA).

Synopsis perfclearalpacrc [slotnumber/]portnumber [ALPA]

Description Use this command to clear a specific CRC error counter associated with a specific port and AL_PA, or

all such counters on a port.

ote

This command requires a Brocade Advanced Performance Monitoring license.

This command is not supported on virtual FC ports (VE/VEX_Port), EX_Port, M (Mirror) ports and GbE

ports.

ote

The execution of this command is subject to Admin Domain restrictions that may be in place.

Operands This command has the following operands:

slotnumber For bladed systems only, this operand specifies the slot number of the port on

which the monitor is to be added, followed by a slash (/).

portnumber Specifies the number of the port on which the monitor is to be added, relative to

its slot for bladed systems. Use switchShow for a list of valid ports.

ALPA Specify the AL_PA address if you want to clear the CRC error counter for a

particular device. This operand is optional; if omitted, this command clears the

counters for all devices attached to the specified port.

Examples To clear the CRC count on a particular AL_PA on a port and then clear the CRC count for all AL_PAs

on a port: