Dell Command Line Reference Guide for the S4048–ON System 9.14.2.8

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show hardware buffer-stats-snapshot

Displays buffer statistics tracking resource information for a specific interface.

Syntax
show hardware buffer-stats-snapshot resource {headroom-pool [detail] | service-pool [detail] interface interface {{priority-group {id | all} | queue ucast {id | all} mcast {id | all} | all} [detail]}
Parameters
headroom-pool detail
Enter the keyword headroom-pool followed by the keyword detail to view detailed information about the headroom pool usage.
service-pool detail
Enter the keyword service-pool followed by the keyword detail to view detailed information about the service pool usage.
interface interface

Enter any of the following keywords and the interface information:

  • For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then the slot/port[/subport] information.
  • For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the slot/port information.
queue

Enter the keyword queue followed by all for displaying details of all queues, ucast queue-id or all for displaying Unicast queue details, and mcast queue-id or all for displaying Multicast queue details.

priority-group
Enter the keyword priority-group followed by id for specific priority-group or keyword all.
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 S3148.
9.10(0.0)
Introduced on the S6100-ON.
9.8(2.0)
Introduced on the S3100 series.
9.8(1.0)
Introduced on the Z9100–ON.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.8(0.0)
Introduced on the S4810, S4820T, S5000, S6000, S6000–ON, Z9000, Z9500.
Usage Information
<Interface><slot/port>-Queue ucast/mcast — Displays the total unicast/multicast buffer usage on per-port per-queue basis. For CPU port, counters for queues 0 to 11 displays and there is no differentiation between unicast and multicast queues.
Example displaying egress queue-level snapshot for both unicast and multicast packets for the specific interface
DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/1 queue all
Unit 1 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
Q# TYPE     Q#     TOTAL BUFFERED CELLS
---------------------------------------
UCAST       0      0
UCAST       1      0
UCAST       2      0
UCAST       3      0
UCAST       4      0
UCAST       5      0
UCAST       6      0
UCAST       7      0
UCAST       8      0
UCAST       9      0
UCAST       10     0
UCAST       11     0
MCAST       0      0
MCAST       1      0
MCAST       2      0
MCAST       3      0
MCAST       4      0
MCAST       5      0
MCAST       6      0
MCAST       7      0
MCAST       8      0
Example displaying egress queue-level snapshot for unicast packets for the specific interface
DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/49 queue ucast 10	
Unit 0 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
Q# TYPE     Q#     TOTAL BUFFERED CELLS
---------------------------------------
UCAST       10     0
DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/49 queue ucast all
Unit 1 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
Q# TYPE     Q#     TOTAL BUFFERED CELLS
---------------------------------------
UCAST       0      0
UCAST       1      0
UCAST       2      0
UCAST       3      0
UCAST       4      0
UCAST       5      0
UCAST       6      0
UCAST       7      0
UCAST       8      0
UCAST       9      0
UCAST       10     0
UCAST       11     0
Example displaying egress queue-level snapshot for multicast packets for the specific interface
DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/49 queue mcast 3
Unit 1 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
Q# TYPE     Q#     TOTAL BUFFERED CELLS
---------------------------------------
MCAST       3      0
DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/49 queue mcast all

Unit 1 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
Q# TYPE     Q#     TOTAL BUFFERED CELLS
---------------------------------------
MCAST       0      0
MCAST       1      0
MCAST       2      0
MCAST       3      0
MCAST       4      0
MCAST       5      0
MCAST       6      0
MCAST       7      0
MCAST       8      0
Example displaying ingress priority-group level snapshot for the specific interface
DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/49 priority-group 7

Unit 1 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
PG#     SHARED CELLS     HEADROOM CELLS
---------------------------------------
7       0                0


DellEMC# show hardware buffer-stats-snapshot resource interface fortyGigE 1/49 priority-group all

Unit 1 unit: 0 port: 1 (interface Fo 1/49)
---------------------------------------
PG#     SHARED CELLS     HEADROOM CELLS
---------------------------------------
0       0                0
1       0                0
2       0                0
3       0                0
4       0                0
5       0                0
6       0                0
7       0                0

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