Examples
Traffic Class Queue Pause Duration Examples:
In the following examples, input queue and output queue samples are provided for each example:
Example 1: Average Pause Duration in the Last Minute
Input Queue on R3: Displays the average pause duration of input queues on node 0/6/CPU0 interfaces for the last one-minute duration. Traffic
for the traffic class 2 queue on interfaces FH0/6/0/21 and FH0/6/0/23 is paused for more than 50% of the time.
R3# show controllers npu packet-memory interface all tx-pause-percent one-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Source Queue Pause Percentage Info for interface(s) all
Intf TC Pause-Percentage
name
-------------------------------------------------------------------------
FH0/6/0/10 2 0.00000
FH0/6/0/11 2 0.00000
FH0/6/0/13 2 0.00000
FH0/6/0/14 2 0.00000
FH0/6/0/15 2 0.00000
FH0/6/0/16 2 0.00000
FH0/6/0/18 2 0.00000
FH0/6/0/21 2 53.01604
FH0/6/0/22 2 0.00000
FH0/6/0/23 2 53.13991
Output Queue on R2: Displays the average pause duration of output queues on node 0/6/CPU0 interfaces for the last one-minute duration. Traffic
for the traffic class 2 queue on interfaces FH0/6/0/21 and FH0/6/0/23 is paused for more than 50% of the time.
R2# show controllers npu packet-memory interface all rx-pause-percent one-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Out Queue Pause Percentage Info for interface(s) all
Intf TC Pause-Percentage
name
-------------------------------------------------------------------------
FH0/6/0/10 2 0.00000
FH0/6/0/11 2 0.00000
FH0/6/0/13 2 0.00000
FH0/6/0/14 2 0.00000
FH0/6/0/15 2 0.00000
FH0/6/0/16 2 0.00000
FH0/6/0/18 2 0.00000
FH0/6/0/21 2 53.01604
FH0/6/0/22 2 0.00000
FH0/6/0/23 2 53.13991
Example 2: Average Pause Duration for the Last Minute on One Interface
Input Queue on R3: Displays the average pause duration of input queues on node 0/6/CPU0 interface FourHundredGigE0_6_0_21 for the last one-minute
duration. Traffic for the traffic class 2 queue on interface FourHundredGigE0_6_0_21 is paused for more than 50% of the time.
R3# show controllers npu packet-memory interface FH0/6/0/21 tx-pause-percent one-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Source Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:30.264 UTC 2 53.49027
Output Queue on R2: Displays the average pause duration of output queues on node 0/6/CPU0 interface FourHundredGigE0_6_0_21 for the last one-minute
duration. Traffic for the traffic class 2 queue on interface FH0/6/0/21 is paused for more than 50% of the time.
R2# show controllers npu packet-memory interface FH0/6/0/21 rx-pause-percent one-minute location 0/6/CPU0
Node ID: 0/6/CPU0
Out Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:30.264 UTC 2 53.49027
Example 3: Average Pause Duration for the Last 5 Minutes
Input Queue on R3: Displays the average pause duration of input queues on node 0/6/CPU0 interfaces for the last five minutes. Traffic for the
traffic class 2 queue on interfaces FH0/6/0/21 and FH0/6/0/23 is paused for more than 50% of the time.
R3# show controllers npu packet-memory interface all tx-pause-percent five-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Source Queue Pause Percentage Info for interface(s) all
Intf TC Pause-Percentage
name
-------------------------------------------------------------------------
FH0/6/0/18 2 0.00000
FH0/6/0/21 2 53.24746
FH0/6/0/22 2 0.00000
FH0/6/0/23 2 53.23203
FH0/6/0/24 2 0.00000
FH0/6/0/30 2 0.00000
Hu0/6/0/17 2 0.00000
Hu0/6/0/20 2 0.00000
Output Queue on R2: Displays the average pause duration of output queues on node 0/6/CPU0 interfaces for the last five minutes. Traffic for the
traffic class 2 queue on interfaces FH0/6/0/21 and FH0/6/0/23 is paused for more than 50% of the time.
R2# show controllers npu packet-memory interface all rx-pause-percent five-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Out Queue Pause Percentage Info for interface(s) all
Intf TC Pause-Percentage
name
-------------------------------------------------------------------------
FH0/6/0/10 2 0.00000
FH0/6/0/11 2 0.00000
FH0/6/0/13 2 0.00000
FH0/6/0/14 2 0.00000
FH0/6/0/15 2 0.00000
FH0/6/0/16 2 0.00000
FH0/6/0/18 2 0.00000
FH0/6/0/21 2 53.01604
FH0/6/0/22 2 0.00000
FH0/6/0/23 2 53.13991
Example 4: Average Pause Duration for the Last 5 Minutes on One Interface
Input Queue on R3: Displays the average pause duration of input queues on interface FH0/6/0/21 on node 0/6/CPU0 for the last five minutes. Traffic
for the traffic class 2 queue on interface FH0/6/0/21 is paused for more than 50% of the time.
R3# show controllers npu packet-memory interface FH0/6/0/21 tx-pause-percent five-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Source Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:00.242 UTC 2 53.31213
Output Queue on R2: Displays the average pause duration of output queues on interface FH0/6/0/21 on node 0/6/CPU0 for the last five minutes.
Traffic for the traffic class 2 queue on interface FH0/6/0/21 is paused for more than 50% of the time.
R2# show controllers npu packet-memory interface FH0/6/0/21 rx-pause-percent five-minute location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Out Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
2 53.31213
Example 5: Pause Duration for the Last 30 Seconds With a One-Second Interval
Input Queue on R3: Displays the pause duration of input queues on interface FH0/6/0/21. The traffic class 2 queue is paused for more than 50%
of the time for the entire time duration.
R3# show controllers npu packet-memory interface FH0/6/0/21 tx-pause-percent location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Source Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:31.265 UTC 2 53.57590
Thu 2024-03-28 18:53:32.266 UTC 2 54.04276
Thu 2024-03-28 18:53:33.267 UTC 2 53.99954
Thu 2024-03-28 18:53:34.268 UTC 2 53.38932
Thu 2024-03-28 18:53:35.269 UTC 2 54.52591
Thu 2024-03-28 18:53:36.270 UTC 2 54.27677
Thu 2024-03-28 18:53:37.271 UTC 2 52.78747
Thu 2024-03-28 18:53:38.271 UTC 2 53.42725
Thu 2024-03-28 18:53:39.271 UTC 2 53.34946
Thu 2024-03-28 18:53:40.272 UTC 2 53.06505
Thu 2024-03-28 18:53:41.272 UTC 2 53.50647
Thu 2024-03-28 18:53:42.272 UTC 2 53.49165
Thu 2024-03-28 18:53:43.272 UTC 2 52.52429
Thu 2024-03-28 18:53:44.272 UTC 2 53.44903
..
..
Output Queue on R2: Displays the pause duration of output queues on interface FH0/6/0/21. The traffic class 2 queue is paused for more than 50%
of the time for the entire time duration.
R2# show controllers npu packet-memory interface FH0/6/0/21 rx-pause-percent location 0/6/CPU0
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Out Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:31.265 UTC 2 53.57590
Thu 2024-03-28 18:53:32.266 UTC 2 54.04276
Thu 2024-03-28 18:53:33.267 UTC 2 53.99954
Thu 2024-03-28 18:53:34.268 UTC 2 53.38932
Thu 2024-03-28 18:53:35.269 UTC 2 54.52591
Thu 2024-03-28 18:53:36.270 UTC 2 54.27677
Thu 2024-03-28 18:53:37.271 UTC 2 52.78747
Thu 2024-03-28 18:53:38.271 UTC 2 53.42725
Thu 2024-03-28 18:53:39.271 UTC 2 53.34946
Thu 2024-03-28 18:53:40.272 UTC 2 53.06505
Thu 2024-03-28 18:53:41.272 UTC 2 53.50647
Thu 2024-03-28 18:53:42.272 UTC 2 53.49165
Thu 2024-03-28 18:53:43.272 UTC 2 52.52429
Thu 2024-03-28 18:53:44.272 UTC 2 53.44903
..
..
Example 6: Pause Duration for the Last 30 Seconds With a 250 ms Interval
Input Queue on R3: Displays the pause duration of the input queues on interface FH0/6/0/21. The traffic class 2 queue is paused for more than
50% of the time.
R3# show controllers npu packet-memory interface FH0/6/0/21 tx-pause-percent detail location 0/6/CPU0
-------------------------------------------------------------------------
This CLI will fetch large number of records.
Integration with automation scripts is not recommended
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Source Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:30.514 UTC 2 52.22349
Thu 2024-03-28 18:53:30.764 UTC 2 53.67103
Thu 2024-03-28 18:53:31.014 UTC 2 53.63637
Thu 2024-03-28 18:53:31.265 UTC 2 54.77273
Thu 2024-03-28 18:53:31.515 UTC 2 53.72371
Thu 2024-03-28 18:53:31.765 UTC 2 54.29221
Thu 2024-03-28 18:53:32.015 UTC 2 53.04150
Thu 2024-03-28 18:53:32.266 UTC 2 55.11364
..
..
Output Queue on R2: Displays the pause duration of the output queues on interface FH0/6/0/21. The traffic class 2 queue is paused for more than
50% of the time.
R2# show controllers npu packet-memory interface FH0/6/0/21 rx-pause-percent detail location 0/6/CPU0
-------------------------------------------------------------------------
This CLI will fetch large number of records.
Integration with automation scripts is not recommended
-------------------------------------------------------------------------
Node ID: 0/6/CPU0
Out Queue Pause Percentage Info for interface(s) FourHundredGigE0_6_0_21
Time TC Pause-Percentage
-------------------------------------------------------------------------
Thu 2024-03-28 18:53:30.514 UTC 2 52.22349
Thu 2024-03-28 18:53:30.764 UTC 2 53.67103
Thu 2024-03-28 18:53:31.014 UTC 2 53.63637
Thu 2024-03-28 18:53:31.265 UTC 2 54.77273
Thu 2024-03-28 18:53:31.515 UTC 2 53.72371
Thu 2024-03-28 18:53:31.765 UTC 2 54.29221
Thu 2024-03-28 18:53:32.015 UTC 2 53.04150
Thu 2024-03-28 18:53:32.266 UTC 2 55.11364