Administrator Guide

Example
DellEMC(conf)#dcb pfc-total-buffer-size 2800
DellEMC(conf)#
DellEMC#show dcb
DCB Status: Enabled, PFC Queue Count: 2
Total Buffer: Total available buffer excluding the buffer pre-allocated
for guaranteed services like global headroom, queue's min
guaranteed buffer and CPU queues.
PFC Total Buffer: Maximum buffer available for lossless queues.
PFC Shared Buffer: Buffer used by ingress priority groups for shared usage.
PFC Headroom Buffer: Buffer used by ingress priority group for shared headroom usage.
PFC Available Buffer: Current buffer available for new lossless queues to be
Provisioned.
stack-unit Total Buffer PFC Total Buffer PFC Shared Buffer PFC Headroom Buffer PFC Available Buffer
PP (KB) (KB) (KB) (KB) (KB)
-----------------------------------------------------------------------------------------------------
1 0.0 3399 2800 1040 1040 711
1 0.1 3399 2800 1040 1040 720
1 0.2 3399 2800 1040 1040 711
1 0.3 3399 2800 1040 1040 720
DellEMC#
DellEMC(conf)#dcb pfc-total-buffer-size 2000
% Error: Total buffer size should not be less than the buffer consumed already
in the system
DellEMC(conf)#
show running-config dcb-buffer-threshold
Displays the DCB buffer threshold details in the running configuration.
Syntax
show running—config dcb-buffer-threshold
Command Modes
EXEC
EXEC Privilege
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
EMC Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S6100-ON.
9.8(1.0) Introduced on the Z9100–ON.
9.7(0.0) Introduced on the S6000-ON and Z9500.
9.3(0.0) Introduced on the S6000 platform.
Usage
Information
The following table describes the output fields displayed for the show running-config dcb-
buffer-threshold command:
Field Description
Field Description
Profile name Name of the DCB buffer threshold profile
Priority The priority of the queue for which the buffer space settings apply
buffer-size Ingress buffer size
pause-threshold-
value
Buffer limit at which the port sends the pause to peer in KB.
506 Data Center Bridging (DCB)