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2026-06-10 - 06:03
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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 Wed Jun 10, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
379347799368366,1cyclictest0-21swapper/122:39:021
379347799367366,1cyclictest0-21swapper/123:39:021
379347799367365,1cyclictest0-21swapper/123:55:031
379347799364363,1cyclictest0-21swapper/122:45:021
379347799364363,1cyclictest0-21swapper/122:45:021
379352199363361,1cyclictest0-21swapper/723:55:027
379347799363362,1cyclictest0-21swapper/120:17:031
379352199361360,1cyclictest0-21swapper/722:45:037
379352199361360,1cyclictest0-21swapper/722:45:027
379347799361360,1cyclictest0-21swapper/122:33:021
379347799361360,1cyclictest0-21swapper/122:11:021
379352199360359,1cyclictest0-21swapper/720:17:027
379347799360359,1cyclictest3818347-21kworker/1:121:19:021
379347799360359,1cyclictest3818347-21kworker/1:121:19:021
379347799360359,1cyclictest0-21swapper/123:27:031
379347799360359,1cyclictest0-21swapper/119:35:011
379347799360358,1cyclictest3963782-21kworker/1:223:14:021
379352199359358,1cyclictest0-21swapper/721:19:027
379352199359358,1cyclictest0-21swapper/721:19:027
379352199359357,1cyclictest0-21swapper/723:14:037
379352199359357,1cyclictest0-21swapper/722:11:027
379349999359358,1cyclictest0-21swapper/423:39:024
379347799359358,1cyclictest0-21swapper/122:53:021
379347799359358,1cyclictest0-21swapper/122:16:031
379347799359358,1cyclictest0-21swapper/122:01:021
379352199358356,1cyclictest4031816-21ssh23:24:027
379352199358356,1cyclictest0-21swapper/723:27:037
379352199358356,1cyclictest0-21swapper/722:33:027
379349299358355,3cyclictest3790316-21kworker/3:023:55:023
379347799358357,1cyclictest0-21swapper/122:07:021
379347799358357,1cyclictest0-21swapper/121:37:031
379347799358357,1cyclictest0-21swapper/120:25:031
379352199357355,1cyclictest0-21swapper/722:51:027
379352199357355,1cyclictest0-21swapper/722:01:027
379352199357355,1cyclictest0-21swapper/719:35:017
379347799357356,1cyclictest0-21swapper/122:57:021
379347799357356,1cyclictest0-21swapper/121:49:021
379347799357355,1cyclictest0-21swapper/123:05:031
379352199356354,1cyclictest0-21swapper/723:37:027
379352199356354,1cyclictest0-21swapper/721:21:027
379352199356353,2cyclictest3833406-21kworker/7:121:11:027
379347799356355,1cyclictest0-21swapper/123:03:031
379347799356355,1cyclictest0-21swapper/121:55:031
379347799356355,1cyclictest0-21swapper/119:55:011
379347799356354,1cyclictest3963782-21kworker/1:222:43:021
379347799356354,1cyclictest3818347-21kworker/1:121:21:031
379352199355354,1cyclictest0-21swapper/722:35:037
379352199355353,1cyclictest0-21swapper/722:57:027
379352199355353,1cyclictest0-21swapper/722:43:037
379352199355353,1cyclictest0-21swapper/722:07:037
379352199355353,1cyclictest0-21swapper/721:49:027
379352199355353,1cyclictest0-21swapper/721:37:027
379352199355353,1cyclictest0-21swapper/700:25:027
379347799355354,1cyclictest0-21swapper/119:33:011
379347799355354,1cyclictest0-21swapper/119:25:011
379347799355354,1cyclictest0-21swapper/100:35:021
379347799355354,1cyclictest0-21swapper/100:19:021
379347799355354,1cyclictest0-21swapper/100:19:021
379347799355353,1cyclictest3963782-21kworker/1:200:25:021
379352199354353,1cyclictest0-21swapper/721:55:037
379352199354353,1cyclictest0-21swapper/720:25:037
379352199354352,1cyclictest0-21swapper/723:03:037
379349999354351,2cyclictest3919851-21ssh21:52:034
379349299354353,1cyclictest3790316-21kworker/3:022:45:023
379349299354353,1cyclictest3790316-21kworker/3:022:45:023
379349299354353,1cyclictest3790316-21kworker/3:020:17:033
379349299354351,2cyclictest97550irq/166-enp0s3123:14:023
379347799354353,1cyclictest0-21swapper/123:43:021
379347799354353,1cyclictest0-21swapper/120:05:021
379352199353351,1cyclictest0-21swapper/723:05:037
379352199353351,1cyclictest0-21swapper/720:03:017
379352199353351,1cyclictest0-21swapper/719:55:027
379352199353351,1cyclictest0-21swapper/700:35:027
379349999353352,1cyclictest0-21swapper/422:11:024
379349999353351,1cyclictest0-21swapper/422:33:024
379349299353352,1cyclictest97550irq/166-enp0s3121:19:033
379349299353352,1cyclictest97550irq/166-enp0s3121:19:023
379349299353351,1cyclictest97550irq/166-enp0s3122:11:023
379347799353352,1cyclictest0-21swapper/121:31:031
379347799353352,1cyclictest0-21swapper/119:45:021
379347799353352,1cyclictest0-21swapper/119:45:011
379347799353352,1cyclictest0-21swapper/119:43:021
379347799353351,1cyclictest3818347-21kworker/1:120:03:011
379352199352351,1cyclictest0-21swapper/719:25:017
379352199352350,1cyclictest3964304-21rm22:29:037
379352199352350,1cyclictest0-21swapper/719:31:017
379349999352351,1cyclictest0-21swapper/421:48:024
379349299352350,1cyclictest97550irq/166-enp0s3122:33:023
379347799352351,1cyclictest3818347-21kworker/1:122:28:021
379347799352351,1cyclictest0-21swapper/121:03:021
379347799352351,1cyclictest0-21swapper/120:35:021
379347799352350,1cyclictest0-21swapper/122:24:031
379347799352350,1cyclictest0-21swapper/121:50:021
379347799352350,1cyclictest0-21swapper/120:21:031
379352199351350,1cyclictest0-21swapper/700:19:037
379352199351350,1cyclictest0-21swapper/700:19:037
379352199351349,1cyclictest0-21swapper/723:43:027
379352199351349,1cyclictest0-21swapper/722:22:027
379352199351349,1cyclictest0-21swapper/721:50:027
379352199351349,1cyclictest0-21swapper/721:29:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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