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2026-06-12 - 06:56
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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 Jun 12, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
316566993820,381cyclictest383534-21kworker/5:121:34:035
316566993810,380cyclictest0-21swapper/522:02:025
31654499381379,1cyclictest313403-21kworker/2:020:32:032
31656699380378,1cyclictest580317-21kworker/5:000:17:025
31656699380378,1cyclictest383534-21kworker/5:122:41:025
316566993800,1cyclictest0-21swapper/522:29:025
31654499380379,1cyclictest313403-21kworker/2:021:02:022
316544993800,379cyclictest0-21swapper/219:50:022
31656699379377,1cyclictest271912-21kworker/5:319:55:025
31656699378377,1cyclictest271912-21kworker/5:319:15:025
31654499378377,1cyclictest0-21swapper/220:47:022
31656699377375,1cyclictest271912-21kworker/5:320:33:035
31654499377376,1cyclictest313403-21kworker/2:020:51:022
31654499377376,1cyclictest313403-21kworker/2:020:37:022
31656699376375,1cyclictest271912-21kworker/5:319:33:025
31656699376374,1cyclictest580317-21kworker/5:023:51:025
31656699376374,1cyclictest383534-21kworker/5:121:09:025
31656699376374,1cyclictest383534-21kworker/5:121:09:025
31656699376374,1cyclictest271912-21kworker/5:319:44:025
31656699376374,1cyclictest271912-21kworker/5:319:44:025
31656699375373,1cyclictest271912-21kworker/5:320:17:025
31656699373372,1cyclictest383534-21kworker/5:122:49:025
31656699373371,2cyclictest383534-21kworker/5:121:18:025
31656699373371,1cyclictest383534-21kworker/5:123:28:025
31656699372371,1cyclictest580317-21kworker/5:000:22:025
31656699370369,1cyclictest271912-21kworker/5:321:01:025
31656699368366,1cyclictest271912-21kworker/5:319:54:035
31653399368366,1cyclictest0-21swapper/122:07:021
31656699367365,1cyclictest271912-21kworker/5:319:48:035
31656699366364,1cyclictest271912-21kworker/5:319:24:025
31653399356355,1cyclictest0-21swapper/120:13:031
31656699336335,1cyclictest383534-21kworker/5:122:07:025
31656699325324,1cyclictest271912-21kworker/5:320:13:025
31658199300299,1cyclictest499559-21kworker/7:023:19:027
31658199298296,1cyclictest499559-21kworker/7:023:33:027
31658199297295,1cyclictest499559-21kworker/7:023:53:027
31657399285284,1cyclictest0-21swapper/623:50:026
31657399285284,1cyclictest0-21swapper/600:19:026
31657399285283,1cyclictest389568-21kworker/6:023:55:026
31657399284283,1cyclictest0-21swapper/622:01:036
31657399284282,1cyclictest389568-21kworker/6:022:11:026
31657399284282,1cyclictest389568-21kworker/6:021:47:026
31657399283282,1cyclictest0-21swapper/622:23:026
31657399282281,1cyclictest0-21swapper/623:47:026
31657399282281,1cyclictest0-21swapper/621:29:026
31657399282279,2cyclictest389568-21kworker/6:023:21:026
31657399281280,1cyclictest0-21swapper/623:06:026
31657399281280,1cyclictest0-21swapper/622:09:026
31657399281279,1cyclictest389568-21kworker/6:023:15:026
31657399281279,1cyclictest389568-21kworker/6:023:13:036
31657399281277,2cyclictest0-21swapper/621:53:026
31658199280279,1cyclictest374513-21kworker/7:121:27:027
31657399280279,1cyclictest0-21swapper/619:57:036
31657399280278,1cyclictest277961-21kworker/6:220:15:026
31657399280278,1cyclictest0-21swapper/621:07:036
31657399280278,1cyclictest0-21swapper/621:07:036
31657399279278,1cyclictest0-21swapper/620:03:036
31657399279277,1cyclictest389568-21kworker/6:022:33:036
31657399279277,1cyclictest389568-21kworker/6:022:33:026
31657399279277,1cyclictest389568-21kworker/6:021:39:026
31657399278277,1cyclictest389568-21kworker/6:000:37:026
31657399278277,1cyclictest0-21swapper/620:21:026
31657399277276,1cyclictest0-21swapper/622:46:026
31657399276274,1cyclictest0-21swapper/600:24:026
31657399275273,1cyclictest389568-21kworker/6:022:35:026
31657399275273,1cyclictest277961-21kworker/6:219:19:026
31657399274272,1cyclictest0-21swapper/623:38:026
31657399274272,1cyclictest0-21swapper/621:55:026
31655299274273,1cyclictest0-21swapper/323:19:023
31658199273272,1cyclictest0-21swapper/722:59:027
31657399273271,1cyclictest0-21swapper/623:04:026
31657399273271,1cyclictest0-21swapper/621:42:036
31657399272271,1cyclictest277961-21kworker/6:220:45:036
31657399272271,1cyclictest0-21swapper/621:21:026
31657399271269,1cyclictest277961-21kworker/6:219:47:026
31657399271268,2cyclictest277961-21kworker/6:219:39:026
31655299271270,1cyclictest0-21swapper/323:33:023
31657399270268,1cyclictest389568-21kworker/6:023:34:026
31657399270268,1cyclictest277961-21kworker/6:219:51:026
31655299270269,1cyclictest0-21swapper/323:53:023
31653399269268,1cyclictest0-21swapper/123:19:031
31658199268267,1cyclictest0-21swapper/719:49:027
31657399268266,1cyclictest277961-21kworker/6:220:59:026
31657399268266,1cyclictest277961-21kworker/6:220:50:026
31658199267266,1cyclictest0-21swapper/720:43:027
31658199267266,1cyclictest0-21swapper/700:12:027
31657399267265,2cyclictest389568-21kworker/6:000:30:026
31657399266265,1cyclictest389568-21kworker/6:022:52:026
31653399266265,1cyclictest0-21swapper/123:33:021
31657399265264,1cyclictest389568-21kworker/6:022:58:026
31657399265264,1cyclictest389568-21kworker/6:021:16:026
31657399265264,1cyclictest389568-21kworker/6:000:10:026
31657399265264,1cyclictest277961-21kworker/6:221:00:026
31653399265264,1cyclictest0-21swapper/123:53:031
31658199264262,1cyclictest0-21swapper/722:26:027
31657399264263,1cyclictest389568-21kworker/6:022:25:026
31658199262261,1cyclictest0-21swapper/723:29:027
31658199262261,1cyclictest0-21swapper/721:24:037
31658199262260,1cyclictest0-21swapper/700:33:027
31657399262261,1cyclictest277961-21kworker/6:220:08:036
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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