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2026-09-02 - 03:35
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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 Sep 02, 2026 00:46:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
48285199381380,1cyclictest552843-21kworker/6:121:41:016
48282499381379,1cyclictest1456221-21kworker/2:220:13:022
48282499381378,2cyclictest633212-21kworker/2:122:23:022
48282499380378,1cyclictest633212-21kworker/2:123:45:012
482824993800,379cyclictest0-21swapper/200:37:012
48281399380379,1cyclictest714699-21kworker/1:123:43:011
48281399380378,1cyclictest97550irq/166-enp0s3123:55:011
48281399380378,1cyclictest97550irq/166-enp0s3122:17:011
48282499379378,1cyclictest1456221-21kworker/2:220:59:012
48282499379378,1cyclictest0-21swapper/220:29:012
48282499379377,1cyclictest1456221-21kworker/2:220:35:012
48281399379378,1cyclictest763383-21kworker/1:000:27:011
48281399379378,1cyclictest696400-21kworker/1:223:12:021
48281399379377,1cyclictest97550irq/166-enp0s3123:17:011
48281399379377,1cyclictest97550irq/166-enp0s3121:47:011
48281399379376,2cyclictest97550irq/166-enp0s3121:09:021
48281399379376,2cyclictest97550irq/166-enp0s3120:37:021
48282499378376,1cyclictest0-21swapper/219:11:022
48281399378376,1cyclictest97550irq/166-enp0s3123:21:011
48281399378376,1cyclictest97550irq/166-enp0s3122:13:021
48281399378376,1cyclictest97550irq/166-enp0s3120:15:011
48281399378376,1cyclictest97550irq/166-enp0s3120:03:021
48281399378375,1cyclictest97550irq/166-enp0s3122:58:011
48285199377376,1cyclictest0-21swapper/620:13:016
48285199377375,1cyclictest0-21swapper/622:23:026
48282499377375,1cyclictest0-21swapper/223:42:012
48281399377375,1cyclictest97550irq/166-enp0s3123:37:011
48285199376374,1cyclictest552843-21kworker/6:122:15:026
48285199376374,1cyclictest0-21swapper/620:59:026
48282499376375,1cyclictest0-21swapper/222:47:022
48282499376375,1cyclictest0-21swapper/222:28:022
48282499376375,1cyclictest0-21swapper/221:34:012
48282499376375,1cyclictest0-21swapper/220:07:022
48282499376374,1cyclictest1456221-21kworker/2:220:47:022
48282499376374,1cyclictest0-21swapper/223:28:012
48281399376374,1cyclictest97550irq/166-enp0s3122:24:011
48281399376374,1cyclictest97550irq/166-enp0s3121:41:011
48281399376374,1cyclictest97550irq/166-enp0s3121:01:021
48285199375374,1cyclictest552843-21kworker/6:122:00:016
48285199375374,1cyclictest495674-21kworker/6:020:29:026
48285199375374,1cyclictest0-21swapper/623:45:016
48285199375374,1cyclictest0-21swapper/620:35:026
48285199375373,1cyclictest763244-21kworker/6:219:37:016
48282499375374,1cyclictest0-21swapper/222:56:022
48282499375373,1cyclictest0-21swapper/223:50:022
48281399375374,1cyclictest97550irq/166-enp0s3121:51:021
48281399375373,1cyclictest97550irq/166-enp0s3123:31:021
48281399375373,1cyclictest97550irq/166-enp0s3121:57:021
48281399375373,1cyclictest97550irq/166-enp0s3119:35:021
48281399375373,1cyclictest97550irq/166-enp0s3119:29:011
48281399375373,1cyclictest97550irq/166-enp0s3100:07:021
48285199374372,1cyclictest763244-21kworker/6:219:11:016
48285199374372,1cyclictest552843-21kworker/6:122:50:016
48285199374372,1cyclictest552843-21kworker/6:122:12:016
48282499374373,1cyclictest0-21swapper/221:28:012
48282499374373,1cyclictest0-21swapper/220:21:022
48282499374373,1cyclictest0-21swapper/200:22:022
48282499374372,1cyclictest0-21swapper/223:56:022
48281399374372,1cyclictest97550irq/166-enp0s3123:06:021
48281399374372,1cyclictest97550irq/166-enp0s3121:29:021
48281399374372,1cyclictest97550irq/166-enp0s3121:24:021
48281399374372,1cyclictest97550irq/166-enp0s3100:36:021
48281399374372,1cyclictest97550irq/166-enp0s3100:33:011
48285199373372,1cyclictest552843-21kworker/6:121:36:016
48285199373371,2cyclictest552843-21kworker/6:123:42:026
48285199373371,1cyclictest763244-21kworker/6:220:07:016
48282499373372,1cyclictest774818-21kworker/2:000:30:012
48282499373372,1cyclictest633212-21kworker/2:122:30:012
48282499373372,1cyclictest633212-21kworker/2:100:02:022
48282499373372,1cyclictest1456221-21kworker/2:221:35:022
48282499373372,1cyclictest1456221-21kworker/2:221:10:022
48282499373372,1cyclictest0-21swapper/221:18:022
48282499373372,1cyclictest0-21swapper/221:18:022
48282499373371,1cyclictest633212-21kworker/2:122:39:022
48282499373371,1cyclictest0-21swapper/223:22:012
48285199372371,1cyclictest552843-21kworker/6:121:34:026
48285199372369,2cyclictest738944-21kworker/6:223:50:016
48282499372371,1cyclictest633212-21kworker/2:123:04:012
48282499372371,1cyclictest0-21swapper/223:18:022
48282499372371,1cyclictest0-21swapper/223:10:022
48282499372371,1cyclictest0-21swapper/200:12:012
48281399372371,1cyclictest97550irq/166-enp0s3123:01:021
48281399372371,1cyclictest97550irq/166-enp0s3119:45:021
48281399372371,1cyclictest97550irq/166-enp0s3119:45:011
48281399372371,1cyclictest97550irq/166-enp0s3100:23:021
48281399372370,1cyclictest97550irq/166-enp0s3123:51:011
48281399372370,1cyclictest97550irq/166-enp0s3100:14:021
48285199371370,1cyclictest552843-21kworker/6:123:28:016
48285199371370,1cyclictest552843-21kworker/6:122:56:026
48285199371370,1cyclictest552843-21kworker/6:122:47:016
48285199371370,1cyclictest552843-21kworker/6:122:28:016
48285199371370,1cyclictest0-21swapper/620:47:016
48285199371369,1cyclictest495674-21kworker/6:020:21:026
48282499371370,1cyclictest1456221-21kworker/2:219:40:022
48282499371370,1cyclictest0-21swapper/221:53:012
48281399371369,1cyclictest97550irq/166-enp0s3121:30:021
48285199370369,1cyclictest771321-21kworker/6:100:22:016
48285199370369,1cyclictest552843-21kworker/6:121:28:026
48285199370368,1cyclictest552843-21kworker/6:121:18:026
48285199370368,1cyclictest552843-21kworker/6:121:18:016
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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