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2026-07-30 - 19:29
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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 100 highest latencies:
System rack6slot0.osadl.org (updated Thu Jul 30, 2026 13:01:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3023199228212,6cyclictest0-21swapper/310:07:2823
3023199228212,6cyclictest0-21swapper/310:07:2823
3023199212205,6cyclictest0-21swapper/308:10:4723
3025199210202,6cyclictest0-21swapper/2008:41:2513
3026899201194,5cyclictest0-21swapper/3307:45:2027
3023299199185,4cyclictest0-21swapper/410:38:1634
3023299199185,4cyclictest0-21swapper/410:38:1634
3023299199185,4cyclictest0-21swapper/410:38:1634
3026899198192,4cyclictest0-21swapper/3308:00:4227
3026899198192,4cyclictest0-21swapper/3308:00:4227
3026899198187,9cyclictest0-21swapper/3307:41:3227
3026899198187,9cyclictest0-21swapper/3307:41:3227
3026899197184,11cyclictest0-21swapper/3308:10:0427
3026899197184,11cyclictest0-21swapper/3308:10:0327
3023199197192,3cyclictest0-21swapper/309:15:3623
3023199197192,3cyclictest0-21swapper/309:15:3523
3026299196177,15cyclictest0-21swapper/2809:39:0421
3026299196177,15cyclictest0-21swapper/2809:39:0321
3023199196185,5cyclictest0-21swapper/311:46:1423
3023199196185,5cyclictest0-21swapper/311:46:1323
3027099195178,15cyclictest0-21swapper/3510:42:1529
3027099195178,15cyclictest0-21swapper/3510:42:1429
3023299195179,14cyclictest0-21swapper/410:51:4234
3023299195179,14cyclictest0-21swapper/410:51:4234
3026899194106,54cyclictest0-21swapper/3310:50:0127
3026899194106,54cyclictest0-21swapper/3310:50:0127
3026199194186,7cyclictest0-21swapper/2710:26:2120
3026199194186,7cyclictest0-21swapper/2710:26:2020
3026199194186,7cyclictest0-21swapper/2710:26:2020
3023299194156,28cyclictest3544-21CPU34
3023299194156,28cyclictest3544-21CPU34
3023299194156,28cyclictest3544-21CPU34
3026899193183,7cyclictest0-21swapper/3309:31:3127
3026899193183,7cyclictest0-21swapper/3309:31:3127
3023299193168,9cyclictest171rcu_preempt09:26:0834
3023299193168,9cyclictest171rcu_preempt09:26:0834
3023299193168,9cyclictest171rcu_preempt09:26:0834
3026299192167,7cyclictest0-21swapper/2811:00:0121
3026299192167,7cyclictest0-21swapper/2811:00:0121
3025199190126,54cyclictest0-21swapper/2009:59:0813
3025199190126,54cyclictest0-21swapper/2009:59:0813
3026899189183,4cyclictest0-21swapper/3308:25:4327
3026899189183,4cyclictest0-21swapper/3308:25:4327
3026199189136,29cyclictest0-21swapper/2711:20:5020
3026199189136,29cyclictest0-21swapper/2711:20:4920
3027299188182,4cyclictest0-21swapper/3708:15:3231
3027299188182,4cyclictest0-21swapper/3708:15:3131
3026199188177,9cyclictest0-21swapper/2710:54:1720
3026199188177,9cyclictest0-21swapper/2710:54:1720
3026199188176,10cyclictest0-21swapper/2711:01:3420
3026199188176,10cyclictest0-21swapper/2711:01:3420
3026199188138,29cyclictest0-21swapper/2711:36:5020
3026199188138,29cyclictest0-21swapper/2711:36:4920
3025199188175,11cyclictest0-21swapper/2010:47:4413
3025199188175,11cyclictest0-21swapper/2010:47:4413
3023299188175,10cyclictest0-21swapper/411:20:5834
3023299188175,10cyclictest0-21swapper/411:20:5834
3026899187182,4cyclictest0-21swapper/3308:12:1627
3026199187144,26cyclictest0-21swapper/2708:10:3020
3026199187134,27cyclictest0-21swapper/2707:26:2720
3026199187134,27cyclictest0-21swapper/2707:26:2720
3025199187138,27cyclictest0-21swapper/2010:58:4913
3025199187138,27cyclictest0-21swapper/2010:58:4913
3027299186118,7cyclictest0-21swapper/3709:42:3431
3027299186118,7cyclictest0-21swapper/3709:42:3431
3026899186163,14cyclictest30224-21cyclictest09:05:2427
3026899186163,14cyclictest30224-21cyclictest09:05:2427
3026199186121,23cyclictest0-21swapper/2710:38:5120
3026199186121,23cyclictest0-21swapper/2710:38:5120
3026199186121,23cyclictest0-21swapper/2710:38:5120
3025199186178,6cyclictest0-21swapper/2011:22:1213
3025199186178,6cyclictest0-21swapper/2011:22:1213
3025199186174,10cyclictest0-21swapper/2009:30:2713
3025199186174,10cyclictest0-21swapper/2009:30:2713
3025199186122,25cyclictest0-21swapper/2011:27:4013
3025199186122,25cyclictest0-21swapper/2011:27:4013
3026899185179,4cyclictest0-21swapper/3307:55:4927
3026899185179,4cyclictest0-21swapper/3307:55:4927
3026299185128,27cyclictest0-21swapper/2810:00:4721
3026299185128,27cyclictest0-21swapper/2810:00:4721
3026199185158,16cyclictest0-21swapper/2711:41:4720
3026199185158,16cyclictest0-21swapper/2711:41:4720
3027299184146,35cyclictest2447-21CPU31
3027299184146,35cyclictest2447-21CPU31
3026299184137,28cyclictest0-21swapper/2811:40:1721
3026299184137,28cyclictest0-21swapper/2811:40:1621
3026199184124,34cyclictest0-21swapper/2710:05:5320
3026199184124,34cyclictest0-21swapper/2710:05:5320
3026199184123,28cyclictest17484-21nfsd08:41:1020
3025199184115,23cyclictest0-21swapper/2011:41:0013
3025199184115,23cyclictest0-21swapper/2011:41:0013
3023299184171,11cyclictest0-21swapper/410:32:0334
3023299184171,11cyclictest0-21swapper/410:32:0334
3023299184171,11cyclictest0-21swapper/410:32:0234
3023299184103,77cyclictest3548-21CPU34
3023299184103,77cyclictest3548-21CPU34
3027299183167,13cyclictest0-21swapper/3710:28:1031
3027299183167,13cyclictest0-21swapper/3710:28:0931
3027299183167,13cyclictest0-21swapper/3710:28:0931
3027299183115,21cyclictest0-21swapper/3710:30:5131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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