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2026-06-19 - 07:11
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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 19, 2026 00:46:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
282042699382381,1cyclictest2817271-21kworker/3:021:18:023
282042699381380,1cyclictest0-21swapper/320:02:033
282042699381379,2cyclictest2817271-21kworker/3:020:15:023
282042699381379,2cyclictest2817271-21kworker/3:020:15:023
282042699381379,1cyclictest2999510-21kworker/3:223:40:023
2820426993810,380cyclictest0-21swapper/323:22:033
2820426993810,380cyclictest0-21swapper/322:41:023
2820426993810,380cyclictest0-21swapper/322:37:033
2820426993810,380cyclictest0-21swapper/300:33:023
2820426993810,380cyclictest0-21swapper/300:33:023
282040099381379,1cyclictest91519-21kworker/0:222:10:020
282042699380379,1cyclictest2817271-21kworker/3:019:20:033
282042699380378,1cyclictest2817271-21kworker/3:021:56:033
2820426993800,379cyclictest0-21swapper/323:50:033
282040099379378,1cyclictest91519-21kworker/0:223:52:030
282042699378377,1cyclictest2817271-21kworker/3:020:05:033
282042699378376,1cyclictest2817271-21kworker/3:020:20:033
282042699377376,1cyclictest2817271-21kworker/3:022:19:023
282040099377375,1cyclictest91519-21kworker/0:221:10:020
282042699376373,2cyclictest2817271-21kworker/3:020:57:033
282042699375374,1cyclictest2817271-21kworker/3:019:36:023
282042699375374,1cyclictest2817271-21kworker/3:019:16:033
282042699375374,1cyclictest0-21swapper/319:59:033
282040099375374,1cyclictest91519-21kworker/0:200:37:020
282040099375374,1cyclictest91519-21kworker/0:200:31:020
282040099375374,1cyclictest91519-21kworker/0:200:31:020
282042699374373,1cyclictest2817271-21kworker/3:019:13:023
282042699374372,1cyclictest2872381-21kworker/3:220:39:023
282040099374373,1cyclictest91519-21kworker/0:221:53:030
282040099374373,1cyclictest91519-21kworker/0:221:29:030
282040099374373,1cyclictest0-21swapper/023:10:030
282040099374372,2cyclictest91519-21kworker/0:222:21:020
282042699373372,1cyclictest2817271-21kworker/3:020:32:033
282040099373372,1cyclictest0-21swapper/021:49:020
282040099373372,1cyclictest0-21swapper/021:49:020
282040099373371,1cyclictest91519-21kworker/0:221:23:030
282040099372371,1cyclictest91519-21kworker/0:222:45:020
282040099372371,1cyclictest0-21swapper/021:43:020
282040099372371,1cyclictest0-21swapper/000:12:020
282040099372370,1cyclictest91519-21kworker/0:223:28:020
282040099372370,1cyclictest91519-21kworker/0:221:19:020
282040099372370,1cyclictest0-21swapper/019:25:020
282040099371370,1cyclictest91519-21kworker/0:223:17:030
282040099371370,1cyclictest91519-21kworker/0:222:09:020
282040099371369,1cyclictest91519-21kworker/0:222:40:020
282040099371369,1cyclictest0-21swapper/020:45:020
282040099370369,1cyclictest91519-21kworker/0:223:24:030
282040099370369,1cyclictest91519-21kworker/0:222:35:030
282040099370369,1cyclictest91519-21kworker/0:200:03:020
282040099370369,1cyclictest0-21swapper/019:42:020
282040099370368,1cyclictest91519-21kworker/0:223:35:020
282040099369367,1cyclictest0-21swapper/019:46:030
282040099369367,1cyclictest0-21swapper/019:33:020
282040099368366,1cyclictest0-21swapper/020:27:030
282040099367366,1cyclictest91519-21kworker/0:223:47:030
282040099367366,1cyclictest91519-21kworker/0:220:18:020
282040099367366,1cyclictest91519-21kworker/0:220:18:020
282040099367366,1cyclictest91519-21kworker/0:219:11:020
282040099367366,1cyclictest0-21swapper/020:51:020
282040099366365,1cyclictest91519-21kworker/0:221:03:020
282040099366364,2cyclictest91519-21kworker/0:219:37:020
282040099365364,1cyclictest91519-21kworker/0:220:22:030
282040099365363,1cyclictest0-21swapper/020:11:020
282040099363362,1cyclictest91519-21kworker/0:221:08:020
282045699330328,1cyclictest2820287-21kworker/7:119:28:027
282043499320317,1cyclictest2848192-21kworker/4:220:00:024
282041899297296,1cyclictest2890464-21kworker/2:200:00:022
282045699289287,1cyclictest0-21swapper/700:27:037
282041899289287,1cyclictest0-21swapper/200:21:022
282041899288287,1cyclictest2890464-21kworker/2:223:59:022
282041899288287,1cyclictest0-21swapper/223:11:032
282041899288286,1cyclictest0-21swapper/221:24:032
282041899287286,1cyclictest2890464-21kworker/2:223:25:022
282041899287286,1cyclictest0-21swapper/222:56:022
282041899286285,1cyclictest0-21swapper/223:06:032
282041899286285,1cyclictest0-21swapper/223:06:032
282041899286284,1cyclictest2890464-21kworker/2:221:54:022
282045699285284,1cyclictest0-21swapper/723:33:037
282041899285284,1cyclictest0-21swapper/222:07:022
282041899285284,1cyclictest0-21swapper/200:06:022
282041899285283,1cyclictest2890464-21kworker/2:223:00:022
282045699284283,1cyclictest0-21swapper/721:32:027
282045699284282,1cyclictest0-21swapper/722:59:027
282041899284283,1cyclictest3103689-21kworker/2:100:15:022
282041899284283,1cyclictest0-21swapper/223:15:022
282041899284283,1cyclictest0-21swapper/222:23:022
282041899284282,1cyclictest0-21swapper/200:26:022
282045699283281,1cyclictest0-21swapper/723:45:027
282045699283281,1cyclictest0-21swapper/721:15:027
282041899283282,1cyclictest2890464-21kworker/2:221:13:032
282041899283282,1cyclictest0-21swapper/223:42:032
282041899283282,1cyclictest0-21swapper/223:21:022
282041899283282,1cyclictest0-21swapper/222:48:032
282041899283282,1cyclictest0-21swapper/222:36:022
282041899283282,1cyclictest0-21swapper/222:26:022
282041899283282,1cyclictest0-21swapper/221:35:022
282041899283281,1cyclictest0-21swapper/222:18:032
282041899283281,1cyclictest0-21swapper/222:04:022
282045699282281,1cyclictest0-21swapper/723:09:037
282045699282281,1cyclictest0-21swapper/723:09:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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