Service Manual

Enter a smaller value for the shared buffer size or increase the total buffer size appropriately by using the
dcb pfc-total- buffer-size command.
Example
DellEMC(conf)#dcb pfc-shared-buffer-size 800
dcb-buffer-threshold
Configure the profile name for the DCB buffer threshold.
Syntax
dcb buffer—threshold profile-name
Parameters
profile-name Enter the name of the profile, which can be a string of up to 32 characters in
length.
Default None
Command Modes CONFIGURATION mode
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.
9.8(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 profile name, you enter the DCB buffer threshold configuration mode. You can
specify the shared buffer threshold limit, the ingress buffer size, buffer limit for pausing the acceptance
of packets, and the buffer offset limit for resuming the acceptance of received packets.
Example
DellEMC(conf)#dcb-buffer—threshold test
Example of
commands in
dcb buffer—
threshold mode
priority value buffer-size size pause-threshold threshold-value peak-
headroom headroom-value resume-offset threshold-value shared-threshold-
weight size
DellEMC(conf-dcb-buffer)#priority value buffer-size size pause-threshold
threshold-value peak-headroom headroom-value resume-offset threshold-
value shared-threshold-weight size
priority
Configure the priority for the PFC threshold to be allocated to the buffer space parameters.
Syntax
priority value buffer-size size pause-threshold threshold-value peak-
headroom headroom-value resume-offset threshold-value shared-threshold-
weight size
Parameters
priority Specify the priority of the queue for which the buffer space settings apply.
value Enter a number in the range of 0 to 7 to denote the priority to be allocated to the
dynamic buffer control mechanism.
buffer-size Ingress buffer size.
Data Center Bridging (DCB) 493