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2026-07-06 - 19:19
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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 Mon Jul 06, 2026 12:46:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
77747199360359,1cyclictest0-21swapper/711:05:027
77747199359358,1cyclictest0-21swapper/709:50:027
77747199359357,1cyclictest838416-21kworker/7:209:10:037
77744399359357,1cyclictest832413-21kworker/3:211:05:023
77747199358357,1cyclictest943458-21kworker/7:012:30:027
77747199358357,1cyclictest943458-21kworker/7:011:45:027
77747199358357,1cyclictest0-21swapper/711:35:027
77747199358357,1cyclictest0-21swapper/708:20:037
77747199358356,1cyclictest0-21swapper/707:14:027
77744399358356,1cyclictest832413-21kworker/3:209:50:023
77747199357356,1cyclictest838416-21kworker/7:211:40:037
77747199357356,1cyclictest838416-21kworker/7:211:30:027
77747199357356,1cyclictest838416-21kworker/7:210:25:027
77747199357356,1cyclictest750736-21kworker/7:007:19:027
77747199357356,1cyclictest0-21swapper/709:40:027
77744399357356,1cyclictest0-21swapper/312:30:023
77744399357356,1cyclictest0-21swapper/309:10:023
77747199356355,1cyclictest823378-21kworker/7:108:41:027
77744399356355,1cyclictest832413-21kworker/3:211:35:023
77744399356355,1cyclictest1042430-21kworker/3:008:20:023
77744399356355,1cyclictest0-21swapper/311:45:023
77744399356355,1cyclictest0-21swapper/311:40:023
77744399356355,1cyclictest0-21swapper/311:30:023
77744399356355,1cyclictest0-21swapper/310:25:023
77744399356354,1cyclictest832413-21kworker/3:209:40:023
77747199355354,1cyclictest838416-21kworker/7:210:22:027
77747199355354,1cyclictest838416-21kworker/7:210:00:037
77747199355354,1cyclictest0-21swapper/709:09:037
77747199355353,1cyclictest838416-21kworker/7:211:24:027
77747199355353,1cyclictest838416-21kworker/7:211:17:027
77747199355353,1cyclictest838416-21kworker/7:210:18:027
77747199355353,1cyclictest838416-21kworker/7:209:27:027
77747199355353,1cyclictest823378-21kworker/7:108:26:027
77747199355353,1cyclictest0-21swapper/712:26:027
77747199355353,1cyclictest0-21swapper/708:58:027
77747199355353,1cyclictest0-21swapper/708:36:027
77747199355353,1cyclictest0-21swapper/708:07:027
77744399355354,1cyclictest1042430-21kworker/3:007:14:033
77744399355354,1cyclictest0-21swapper/308:41:033
77744399355354,1cyclictest0-21swapper/307:19:023
77747199354353,1cyclictest838416-21kworker/7:209:24:027
77747199354353,1cyclictest750736-21kworker/7:007:36:037
77747199354353,1cyclictest0-21swapper/710:57:027
77747199354352,1cyclictest0-21swapper/707:48:027
77747199354352,1cyclictest0-21swapper/707:42:037
77744399354353,1cyclictest832413-21kworker/3:209:09:023
77744399354352,1cyclictest832413-21kworker/3:208:58:023
77747199353352,1cyclictest838416-21kworker/7:209:19:027
77747199353352,1cyclictest838416-21kworker/7:209:19:027
77747199353352,1cyclictest793281-21kworker/7:207:59:027
77744399353352,1cyclictest0-21swapper/312:28:023
77744399353352,1cyclictest0-21swapper/311:24:023
77744399353352,1cyclictest0-21swapper/310:22:023
77744399353352,1cyclictest0-21swapper/310:00:023
77744399353352,1cyclictest0-21swapper/309:24:023
77744399353352,1cyclictest0-21swapper/308:26:023
77744399353352,1cyclictest0-21swapper/307:36:023
77744399353351,1cyclictest832413-21kworker/3:210:57:023
77744399353351,1cyclictest0-21swapper/311:16:023
77744399353351,1cyclictest0-21swapper/310:18:023
77744399353351,1cyclictest0-21swapper/309:27:023
77744399353351,1cyclictest0-21swapper/309:19:023
77744399353351,1cyclictest0-21swapper/309:19:023
77747199352351,1cyclictest943458-21kworker/7:012:21:027
77747199352351,1cyclictest838416-21kworker/7:210:34:027
77747199352350,2cyclictest943458-21kworker/7:011:53:027
77744399352351,1cyclictest1042430-21kworker/3:008:36:023
77744399352351,1cyclictest1042430-21kworker/3:008:07:023
77744399352351,1cyclictest1042430-21kworker/3:007:48:023
77744399352351,1cyclictest0-21swapper/307:59:033
77744399352350,1cyclictest1042430-21kworker/3:007:42:023
77744399352350,1cyclictest0-21swapper/312:21:023
77744399352350,1cyclictest0-21swapper/310:34:023
77742899352348,4cyclictest823076-21kworker/1:008:59:031
77744399351349,1cyclictest0-21swapper/311:53:023
77747199350349,1cyclictest838416-21kworker/7:210:37:027
77744399350348,1cyclictest0-21swapper/310:37:023
77742899327326,1cyclictest841422-21kworker/1:212:00:021
77742899327326,1cyclictest0-21swapper/110:01:021
77742899327325,1cyclictest823076-21kworker/1:008:51:021
77742899324323,1cyclictest841422-21kworker/1:212:15:021
77742899324323,1cyclictest841422-21kworker/1:212:15:021
77742899324323,1cyclictest841422-21kworker/1:211:00:021
77742899324323,1cyclictest0-21swapper/112:05:021
77742899324322,1cyclictest732944-21kworker/1:107:25:021
77742899323322,1cyclictest841422-21kworker/1:209:55:021
77742899323322,1cyclictest0-21swapper/111:29:021
77742899323322,1cyclictest0-21swapper/109:25:021
77742899323322,1cyclictest0-21swapper/108:10:021
77742899323322,1cyclictest0-21swapper/107:50:021
77742899323322,1cyclictest0-21swapper/107:50:021
77742899322321,1cyclictest841422-21kworker/1:209:13:021
77742899322321,1cyclictest732944-21kworker/1:107:35:021
77742899322321,1cyclictest0-21swapper/109:35:021
77742899322321,1cyclictest0-21swapper/108:30:021
77742899322321,1cyclictest0-21swapper/108:23:031
77742899322320,1cyclictest0-21swapper/111:31:031
77742899322319,2cyclictest97550irq/166-enp0s3109:47:021
77742899321320,1cyclictest841422-21kworker/1:211:09:021
77742899321320,1cyclictest841422-21kworker/1:210:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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