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2026-04-24 - 03:27
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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 rackcslot6.osadl.org (updated Fri Apr 24, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
352043499382381,1cyclictest3520306-21kworker/2:119:35:022
352043499382380,1cyclictest3593814-21kworker/2:222:50:022
352043499382380,1cyclictest0-21swapper/222:39:022
352043499381379,1cyclictest0-21swapper/221:01:022
3520434993810,1cyclictest0-21swapper/223:07:022
352043499380378,2cyclictest3773236-21kworker/2:023:50:022
352043499380378,2cyclictest3773236-21kworker/2:023:50:022
352043499380378,1cyclictest3593814-21kworker/2:223:26:022
352043499380378,1cyclictest3593814-21kworker/2:221:49:022
3520434993800,380cyclictest0-21swapper/200:34:022
3520434993800,379cyclictest0-21swapper/220:53:022
3520434993800,1cyclictest0-21swapper/222:08:022
3520434993800,0cyclictest0-21swapper/223:17:022
352043499379378,1cyclictest3560115-21kworker/2:020:37:022
352043499379378,1cyclictest3520306-21kworker/2:120:01:022
352043499379378,1cyclictest3520306-21kworker/2:119:53:022
352043499379378,1cyclictest3520306-21kworker/2:119:19:022
352043499379377,1cyclictest3593814-21kworker/2:223:22:022
352043499379377,1cyclictest0-21swapper/221:07:022
352043499379377,1cyclictest0-21swapper/219:31:022
352043499378377,1cyclictest3773236-21kworker/2:000:08:022
352043499378377,1cyclictest3593814-21kworker/2:222:02:022
352043499378377,1cyclictest3593814-21kworker/2:221:23:022
352043499378377,1cyclictest3520306-21kworker/2:120:07:022
352043499378376,1cyclictest3593814-21kworker/2:222:46:022
3520434993780,0cyclictest0-21swapper/200:11:022
352043499377376,1cyclictest0-21swapper/219:43:022
352043499376375,1cyclictest3593814-21kworker/2:221:36:022
352043499376375,1cyclictest0-21swapper/223:38:022
352043499376374,1cyclictest0-21swapper/200:22:022
3520434993750,1cyclictest0-21swapper/220:11:022
352043499374373,1cyclictest0-21swapper/200:26:022
352043499374372,1cyclictest3593814-21kworker/2:223:03:022
352043499373372,1cyclictest0-21swapper/221:29:022
352043499372371,1cyclictest0-21swapper/222:21:032
352043499372370,1cyclictest3593814-21kworker/2:221:19:022
352044299371369,1cyclictest0-21swapper/323:43:023
352043499368367,1cyclictest3560115-21kworker/2:020:22:022
352043499368367,1cyclictest0-21swapper/220:34:022
352043499368367,1cyclictest0-21swapper/219:56:032
352043499368367,1cyclictest0-21swapper/219:46:022
352042399368367,1cyclictest0-21swapper/122:25:021
352042399368367,1cyclictest0-21swapper/122:25:021
352042399367366,1cyclictest0-21swapper/122:19:021
352042399366364,1cyclictest0-21swapper/122:51:021
352042399365364,1cyclictest3765801-21kworker/1:123:55:021
352042399365364,1cyclictest0-21swapper/123:01:021
352042399365364,1cyclictest0-21swapper/100:31:021
352046999364362,1cyclictest3760057-21kworker/7:123:43:027
352042399364363,1cyclictest0-21swapper/122:11:021
352042399364363,1cyclictest0-21swapper/100:27:021
352042399364362,1cyclictest0-21swapper/121:17:021
352042399363362,1cyclictest3629804-21kworker/1:221:47:021
352042399363362,1cyclictest0-21swapper/123:19:021
352042399363362,1cyclictest0-21swapper/120:45:021
352042399363362,1cyclictest0-21swapper/100:17:021
352042399363361,1cyclictest3629804-21kworker/1:222:43:021
352041899363361,1cyclictest3569384-21kworker/0:022:19:020
352042399362361,1cyclictest3629804-21kworker/1:222:47:021
352042399362361,1cyclictest0-21swapper/123:49:021
352042399362361,1cyclictest0-21swapper/122:35:021
352042399362361,1cyclictest0-21swapper/122:05:021
352042399362361,1cyclictest0-21swapper/121:51:031
352042399362361,1cyclictest0-21swapper/121:33:021
352042399362360,1cyclictest0-21swapper/100:21:021
352041899361359,1cyclictest3569384-21kworker/0:022:53:020
352041899361359,1cyclictest3569384-21kworker/0:000:07:020
352041899361359,1cyclictest3569384-21kworker/0:000:00:020
352042399360359,1cyclictest3629804-21kworker/1:223:25:021
352042399360359,1cyclictest0-21swapper/123:53:021
352042399360359,1cyclictest0-21swapper/123:53:021
352041899360358,1cyclictest0-21swapper/000:27:020
352042399359358,1cyclictest0-21swapper/122:03:021
352042399359357,1cyclictest0-21swapper/123:39:021
352042399359356,2cyclictest3629804-21kworker/1:222:56:021
3520423993590,0cyclictest0-21swapper/122:33:021
352041899359358,1cyclictest3569384-21kworker/0:023:01:020
352041899359358,1cyclictest0-21swapper/023:31:020
352041899359357,1cyclictest3569384-21kworker/0:023:19:020
352041899359357,1cyclictest0-21swapper/023:49:020
352041899359357,1cyclictest0-21swapper/022:33:020
352041899359357,1cyclictest0-21swapper/020:45:020
352042399358357,1cyclictest0-21swapper/120:23:031
352042399358356,1cyclictest3615663-21sh21:27:021
352041899358357,1cyclictest0-21swapper/023:13:020
352041899358356,1cyclictest0-21swapper/000:21:020
352042399357356,1cyclictest0-21swapper/121:03:031
352041899357356,1cyclictest3569384-21kworker/0:021:33:020
352041899357356,1cyclictest0-21swapper/022:35:020
352041899357356,1cyclictest0-21swapper/021:51:020
352042399356355,1cyclictest0-21swapper/121:05:021
352042399356354,1cyclictest3793918-21kworker/1:020:09:021
352042399355354,1cyclictest0-21swapper/123:23:021
352042399355354,1cyclictest0-21swapper/121:24:021
352042399355354,1cyclictest0-21swapper/119:13:021
352042399355353,1cyclictest0-21swapper/100:03:021
352041899355353,1cyclictest3569384-21kworker/0:021:25:020
352041899355352,2cyclictest3569384-21kworker/0:023:42:020
352042399354353,1cyclictest3793918-21kworker/1:021:10:021
352042399354353,1cyclictest0-21swapper/120:51:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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