Service Manual

Command Modes CONFIGURATION mode
Command History
This guide is platform-specic. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version Description
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0) Introduced on the S4048-ON.
9.7(0.0) Introduced on the S6000-ON and Z9500.
9.6(0.0) Introduced on the S5000.
9.3(0.0) Introduced on the S4810, S4820T, and S6000.
Usage Information When you enter the prole name, you enter the DCB buer threshold conguration mode. You can specify the
shared buer threshold limit, the ingress buer size, buer limit for pausing the acceptance of packets, and the
buer oset limit for resuming the acceptance of received packets.
Example
Dell(conf)#dcb buffer—threshold test
Example of
commands in dcb
buffer—
threshold mode
qos-policy-buffer queue queue-num pause no-drop queue buffer-size size pause-
threshold threshold-value resume-offset threshold-value shared-threshold-weight
size
Dell(conf)# qos-policy-buffer test
Dell(conf-qos-policy-buffer)#queue 0 pause no-drop buffer-size
128000 pause-threshold 103360 resume-threshold 83520
Dell(conf-qos-policy-buffer)# queue 4 pause no-drop buffer-size
128000 pause-threshold 103360 resume-threshold 83520
priority value buffer-size size pause-threshold threshold-value resume-offset
threshold-value shared-threshold-weight size
Dell(conf-dcb-buffer-thr)#priority 0 buffer-size 52 pause-threshold 16 resume-
offset 10 shared-threshold-weight 7
priority
Congure the priority for the PFC threshold to be allocated to the buer space parameters.
Syntax
priority value buffer-size size pause-threshold threshold-value resume-offset
threshold-value shared-threshold-weight size
Parameters
priority Specify the priority of the queue for which the buer space settings apply
value Enter a number in the range of 0 to 7 to denote the priority to be allocated to the dynamic
buer control mechanism
buer-size Ingress buer size
size Size of the ingress buer in KB. Enter a number in the range of 0 to 7787. The default is
45 KB.
pause-threshold Buer limit for pause frames to be sent
threshold-value Buer limit at which the port sends the pause to peer in KB. Enter a number in the range
of 0 to 7787. The default is 10 KB.
resume-oset Buer oset limit for resuming in KB
Data Center Bridging (DCB) 507