You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-11-22 - 08:18
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rackeslot2.osadl.org (updated Fri Nov 22, 2024 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9055912430,2sleep30-21swapper/300:20:203
2500991290,3ptp4l186990irq/129-enp1s0-TxRx-023:28:483
2500991290,1ptp4l0-21swapper/320:50:263
435244992718,5cyclictest870501-21atop00:00:001
435244992615,3cyclictest1696-1atopacctd23:54:081
2500991260,5ptp4l186990irq/129-enp1s0-TxRx-000:30:003
2500991260,2ptp4l0-21swapper/321:32:153
2500991250,5ptp4l186990irq/129-enp1s0-TxRx-020:20:123
2500991250,5ptp4l186990irq/129-enp1s0-TxRx-000:35:263
2500991250,4ptp4l186990irq/129-enp1s0-TxRx-022:12:093
2500991250,3ptp4l186990irq/129-enp1s0-TxRx-023:06:283
25010912418,2phc2sys0-21swapper/300:34:123
2500991240,9ptp4l186990irq/129-enp1s0-TxRx-021:10:123
2500991240,5ptp4l186990irq/129-enp1s0-TxRx-021:20:283
2500991240,4ptp4l186990irq/129-enp1s0-TxRx-023:50:483
2500991240,4ptp4l186990irq/129-enp1s0-TxRx-022:57:163
2500991240,3ptp4l186990irq/129-enp1s0-TxRx-021:19:063
2500991240,2ptp4l0-21swapper/322:30:463
435245992320,1cyclictest0-21swapper/223:40:022
435245992316,5cyclictest0-21swapper/223:40:122
25010912314,1phc2sys0-21swapper/323:47:463
2500991230,6ptp4l186990irq/129-enp1s0-TxRx-021:41:013
2500991230,6ptp4l186990irq/129-enp1s0-TxRx-021:41:003
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-022:22:373
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-020:45:263
2500991230,4ptp4l186990irq/129-enp1s0-TxRx-020:10:153
2500991230,3ptp4l186990irq/129-enp1s0-TxRx-023:37:493
2500991230,3ptp4l186990irq/129-enp1s0-TxRx-022:52:143
2500991230,2ptp4l0-21swapper/319:05:113
2500991230,2ptp4l0-21swapper/300:10:013
2500991230,12ptp4l186990irq/129-enp1s0-TxRx-021:48:533
435244992214,1cyclictest191rcu_preempt21:44:271
435244992214,1cyclictest191rcu_preempt21:44:271
43524399224,13cyclictest191rcu_preempt22:10:240
43524399220,11cyclictest714208-21grep22:25:190
25010912215,2phc2sys0-21swapper/323:30:233
25010912215,2phc2sys0-21swapper/321:05:143
2500991220,8ptp4l186990irq/129-enp1s0-TxRx-000:12:353
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-023:16:273
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-023:11:153
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-023:02:093
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-022:37:113
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-022:26:123
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-019:35:003
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-023:55:573
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-023:24:063
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-021:56:083
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-021:52:023
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-021:25:303
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-000:17:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional