Brocade Communications Systems StoreFabric SN6500B Command Reference Manual page 833

Fabric OS Command Reference
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when you first issue this command or any other performance monitor
commands after a reboot, the command starts the performance monitor,
takes a snapshot of current statistics, and saves them with a time stamp.
When you issue the command again, it displays the time elapsed between
the two iterations of the command and the average time delta statistics. A
new time stamp and current statistics are saved as a basis for the next
iteration.
-teraperf
Starts the emulated Teradata performance monitor or displays the
performance statistics.
-printperf
Starts the emulated Printer performance monitor or displays the performance
statistics.
-xrcperf
Starts the emulated XRC performance monitor or displays the performance
statistics.
-structs
Displays FICON control block sizes.
-emul
Displays comprehensive FICON emulation statistics. Use one of the following
options to display emulation statistics about a specific component.
-emulxrc
Displays FICON XRC emulation statistics.
-emultape
Displays FICON Tape emulation statistics.
-emultera
Displays FICON Teradata emulation statistics.
-emulprint
Displays FICON Printer emulation statistics.
-act
Displays the current Active Exchange information.
options
The following additional option is supported.
-clear
Resets the specified statistics. This operand is optional; it requires a
preceding command.
-mem adrs length
Specifies the SE memory length in words to display. The valid range for length is 0
to 1024.
-dram2
Display the current usage of the dynamic memory allocator.
-pools
Display the current free pool allocation (FPA) buffer usage.
-tcb
Displays tunnel statistics.
-drshow
Displays the current Descriptor Ring status
-smem
Displays the current Shadow Memory data.
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