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2026-05-07 - 15:45
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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 Thu May 07, 2026 12:46:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
858899382380,1cyclictest33486-21kworker/0:008:44:020
858899381379,1cyclictest33486-21kworker/0:011:03:020
858899381379,1cyclictest33486-21kworker/0:009:16:020
858899381379,1cyclictest33486-21kworker/0:009:06:020
858899381379,1cyclictest0-21swapper/010:33:020
8588993810,381cyclictest0-21swapper/012:03:020
8588993810,1cyclictest0-21swapper/008:11:020
858899380378,1cyclictest33486-21kworker/0:010:52:020
858899380378,1cyclictest33486-21kworker/0:009:58:020
858899380378,1cyclictest33486-21kworker/0:007:53:020
858899380378,1cyclictest180695-21kworker/0:211:57:030
8588993800,380cyclictest0-21swapper/009:54:020
8588993800,379cyclictest0-21swapper/011:39:020
8588993800,1cyclictest0-21swapper/010:39:020
8588993800,1cyclictest0-21swapper/008:35:020
859699379378,1cyclictest54554-21kworker/1:208:47:021
859699379377,1cyclictest54554-21kworker/1:209:31:031
859699379377,1cyclictest0-21swapper/107:13:031
858899379378,1cyclictest1483659-21kworker/0:107:49:020
858899379378,1cyclictest1483659-21kworker/0:107:19:020
858899379377,1cyclictest0-21swapper/011:48:020
859699378377,1cyclictest54554-21kworker/1:209:49:021
859699378377,1cyclictest0-21swapper/107:28:021
859699378376,1cyclictest0-21swapper/110:07:031
8596993780,0cyclictest0-21swapper/108:55:021
858899378377,1cyclictest33486-21kworker/0:008:04:020
858899378376,1cyclictest0-21swapper/010:16:020
858899378376,1cyclictest0-21swapper/008:06:020
859699377376,1cyclictest0-21swapper/107:21:021
859699377375,1cyclictest0-21swapper/108:16:021
858899377376,1cyclictest0-21swapper/012:12:020
858899376374,1cyclictest33486-21kworker/0:008:25:020
859699375373,1cyclictest0-21swapper/107:55:021
858899375373,1cyclictest1483659-21kworker/0:107:31:020
859699374373,1cyclictest0-21swapper/108:00:021
858899374373,1cyclictest1483659-21kworker/0:107:10:020
858899374372,1cyclictest33486-21kworker/0:010:47:030
858899374372,1cyclictest33486-21kworker/0:010:21:020
859699373372,1cyclictest0-21swapper/112:00:021
859699373371,1cyclictest0-21swapper/110:56:021
859699372371,1cyclictest24465-21kworker/1:107:38:021
859699372370,1cyclictest0-21swapper/112:10:031
858899372371,1cyclictest180695-21kworker/0:212:29:020
858899372371,1cyclictest180695-21kworker/0:212:24:020
859699371370,1cyclictest126753-21kworker/1:011:46:021
859699371370,1cyclictest0-21swapper/110:10:021
858899371370,1cyclictest1483659-21kworker/0:107:24:020
859699370369,1cyclictest0-21swapper/110:49:021
858899370368,1cyclictest33486-21kworker/0:011:32:020
858899370368,1cyclictest33486-21kworker/0:009:38:020
862699369366,1cyclictest21458-21kworker/5:108:32:025
862699369366,1cyclictest21458-21kworker/5:108:32:025
859699369368,1cyclictest54554-21kworker/1:209:36:021
859699369368,1cyclictest126753-21kworker/1:012:38:021
859699369368,1cyclictest0-21swapper/110:18:021
859699369367,1cyclictest126753-21kworker/1:012:26:021
859699368367,1cyclictest0-21swapper/111:52:021
859699366364,1cyclictest0-21swapper/110:43:021
861399347343,2cyclictest0-21swapper/309:45:023
864199346342,2cyclictest0-21swapper/709:45:027
861399340338,1cyclictest141790-21kworker/3:211:05:023
864199338337,1cyclictest108698-21kworker/7:111:05:027
864199338336,1cyclictest0-21swapper/711:37:027
864199338336,1cyclictest0-21swapper/709:29:027
861399338336,1cyclictest5456-21kworker/3:109:29:023
861399338336,1cyclictest141790-21kworker/3:211:37:023
861399336335,1cyclictest0-21swapper/307:11:023
861399336334,1cyclictest0-21swapper/308:33:023
861399336334,1cyclictest0-21swapper/308:33:023
860599336332,2cyclictest135775-21kworker/2:012:32:022
864199335334,1cyclictest1479826-21kworker/7:007:11:037
861399335334,1cyclictest0-21swapper/309:39:023
861399335334,1cyclictest0-21swapper/309:13:033
861399335333,1cyclictest5456-21kworker/3:109:20:023
864199334332,1cyclictest1479826-21kworker/7:008:33:037
864199334332,1cyclictest1479826-21kworker/7:008:33:037
861399334332,1cyclictest0-21swapper/308:55:033
864199333332,1cyclictest1479826-21kworker/7:009:39:037
864199333332,1cyclictest1479826-21kworker/7:009:13:027
864199333331,1cyclictest0-21swapper/708:55:027
861399333332,1cyclictest0-21swapper/311:33:023
861399333331,1cyclictest0-21swapper/307:57:023
864199332331,1cyclictest0-21swapper/709:20:027
861399332331,1cyclictest5456-21kworker/3:110:00:033
861399332330,1cyclictest0-21swapper/312:23:023
864199331330,1cyclictest108698-21kworker/7:111:33:027
864199331330,1cyclictest0-21swapper/710:00:027
864199331329,1cyclictest177884-21kworker/7:212:23:027
861399331330,1cyclictest5456-21kworker/3:109:00:033
861399331329,1cyclictest189926-21kworker/3:112:15:023
864199330329,1cyclictest1479826-21kworker/7:007:57:027
864199329328,1cyclictest0-21swapper/712:15:027
864199329328,1cyclictest0-21swapper/709:00:027
861399329327,1cyclictest5456-21kworker/3:109:59:023
864199327326,1cyclictest0-21swapper/709:59:027
861399326325,1cyclictest48537-21kworker/3:008:24:023
864199325324,1cyclictest0-21swapper/708:24:027
861399324322,1cyclictest5456-21kworker/3:108:01:023
861399324322,1cyclictest0-21swapper/308:52:023
861399324321,2cyclictest0-21swapper/312:30:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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