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• cpu management statistics: Displays management
port counters.
• cpu sata-interface statistics: Displays sata-
interface error counter statistics.
sfm sfm-unit-
num
Enter the keyword sfm with an Switch Fabric Module (SFM)
unit number and a command option to display hardware
statistics from the specified SFM on the Z9500. The range of
SFM unit numbers is from 0 to 5. The command options are:
• buffer {total-buffer | unit unit-num {port
port-num | total-buffer}: Displays buffer statistics
from the total SFM buffer or from a specified SFM unit.
The range of SFM unit ID numbers is from 0 to 5. The
range of SFM unit ports is from 1 to 128.
• counters: Displays the counters for SFM traffic to
troubleshoot an error condition.
• details: Displays more detailed information on control-
plane and protocol control packet statistics.
• drops: Displays the number of internal drops on the
specified SFM unit.
• port-stats: Displays status about why an SFM port is
not brought up to register level.
• register: Displays the internal registers for each switch
fabric.
• table-dump: Displays the tables from the bShell.
Defaults none
Command
Modes
• EXEC
• EXEC Privilege
Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.2(1.0) Introduced on the Z9500.
9.2(0.0) Modified the drops keyword range, unit keyword range
and added the buffer and cpu management
statistics
options.
8.3.19.0 Introduced on the S4820T.
8.3.11.5 Added i2c statistics and sata-interfaces statistics.
8.3.11.4 Added user port information.
8.3.11.1 Introduced on the Z9000.
Debugging and Diagnostics
671