Users Guide

Field Description
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.
resume-
threshold-value
Buffer offset limit at which the port resumes the peer in KB.
Example
Dell# show running—config dcb-buffer-threshold
!
dcb-buffer-threshold test1
pfc priority 0 buffer-size 40
pfc priority 3 buffer-size 50
!
dcb-buffer-threshold test2
pfc priority 0 buffer-size 80 pause-threshold 50
!
dcb-buffer-threshold test3
pfc priority 0 buffer-size 80 pause-threshold 60 resume-threshold
30
On interface on which PFC is enabled:
Show interface tengigabitethernet 1/1 pfc buffer-threshold
---------------------------------------------------------------------------------------------
Queue# Lossless Buffer-size Pause-threshold Resume-offset Shared threshold
(KB) (KB) (KB) weight
---------------------------------------------------------------------------------------------
0 No - - - -
1 No - - - -
2 Yes - 20 - 9
3 Yes 52 25 15 0
4 Yes - 45 25 5
5 No - - - -
6 No - - - -
7 No - - - -
- Denotes dynamic buffering is enabled in respective queues
On interface in which PFC is not enabled:
Dell#show interface tengigabitethernet 1/20 pfc buffer-threshold
The following table describes the output fields displayed for the show interface
pfc buffer-threshold
command:
Field Description
queue Number of the queue
lossless Whether the queue is a lossy or lossless queue for which buffer
threshold is configured
buffer-size Ingress buffer size
pause-threshold-
value
Buffer limit at which the port sends the pause to peer in KB.
resume-
threshold-value
Buffer offset limit at which the port resumes the peer in KB.
Data Center Bridging (DCB) 652