Addendum

show hardware stack-unit buffer-stats-snapshot
View the buffer statistics tracking resource information without polling details and historical snapshots.
This command is supported on the S6000 platform.
Syntax
show hardware stack-unit 0 buffer-stats-snapshot unit 0
resource X
Parameters
stack-unit
number
Unique ID of the stack unit to select a particular stack
member and then enter one of the following command
options to display a collection of data based on the option
entered. The range is 0 to 11.
buffer-stats-
snapshot unit
number
Display the historical snapshot of buffer statistical values unit
Enter the keyword unit along with a port-pipe number,
then the keyword counters to display the counters on the
selected port-pipe. The range is 0 to 0.
port resource X Buffer and traffic manager resources usage,
where X can be one of the following:
• All - Ingress and Egress resources snapshots
• Port {id |all} queue {all} - egress queue-level snapshot for
both unicast and multicast packets
• Port {id |all} queue ucast {id | all} - egress queue-level
snapshot for unicast packets only
• Port {id |all} queue mcast {id | all} - egress queue-level
snapshot for multicast packets only
• Port {id |all} prio-group {id | all} - ingress priority-group
level snapshot
Command
Modes
EXEC
EXEC Privilege
Command
History
Version 9.3.0.0 Introduced on the S6000 platform.
Usage
Information
The following information is displayed depending on whether the historical
snapshot of buffer statistics is needed for all ports, per-port per-queue, or a priority
group.
• All – Displays all resources on ingress and egress for each of the port, queue.
• Port-Queue ucast/mcast – Displays the total unicast/multicast buffer usage on
per-port per-queue basis. For CPU port, counters for queues 0 – 11 are
displayed and no differentiation is made between unicast and multicast queues.
• Port- Priority-Group – Displays the shared space counters usage, head-room
space counters per ingress port on per-priority- group granularity.
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Quality of Service (QoS)