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2026-06-25 - 13:25
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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 Jun 25, 2026 00:46:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78344599367365,1cyclictest954384-21kworker/0:223:44:010
78344599366364,1cyclictest0-21swapper/022:16:020
78344599365364,1cyclictest893139-21kworker/0:022:24:020
78344599365364,1cyclictest798554-21kworker/0:021:16:020
78344599364363,1cyclictest874370-21kworker/0:221:41:020
78344599364363,1cyclictest874370-21kworker/0:221:31:010
78344599364362,1cyclictest0-21swapper/000:11:010
78344599363362,1cyclictest954384-21kworker/0:200:05:020
78344599363362,1cyclictest893139-21kworker/0:021:54:010
78344599363362,1cyclictest0-21swapper/023:59:010
78344599363362,1cyclictest0-21swapper/022:40:010
78344599362361,1cyclictest0-21swapper/023:09:020
78344599362360,1cyclictest954384-21kworker/0:222:45:020
78344599361360,1cyclictest798554-21kworker/0:020:47:020
78344599361360,1cyclictest0-21swapper/023:52:010
78344599361360,1cyclictest0-21swapper/022:51:010
78344599361360,1cyclictest0-21swapper/020:15:010
78344599361360,1cyclictest0-21swapper/000:38:010
78344599361359,1cyclictest954384-21kworker/0:223:11:020
78344599361359,1cyclictest0-21swapper/023:27:020
78344599361359,1cyclictest0-21swapper/021:01:010
78344599360359,1cyclictest874370-21kworker/0:221:26:020
78344599360359,1cyclictest0-21swapper/022:31:020
78344599360359,1cyclictest0-21swapper/022:05:020
78344599360359,1cyclictest0-21swapper/021:38:010
78344599360359,1cyclictest0-21swapper/019:35:020
78344599360358,1cyclictest0-21swapper/000:00:020
78344599359358,1cyclictest954384-21kworker/0:223:18:010
78344599359358,1cyclictest893139-21kworker/0:021:56:010
78344599359358,1cyclictest0-21swapper/022:26:010
78344599359357,1cyclictest798554-21kworker/0:020:30:020
78344599359356,2cyclictest0-21swapper/023:47:010
78344599358357,1cyclictest954384-21kworker/0:200:31:020
78344599358357,1cyclictest954384-21kworker/0:200:31:020
78344599358357,1cyclictest954384-21kworker/0:200:19:010
78344599358357,1cyclictest893139-21kworker/0:022:10:020
78344599358357,1cyclictest893139-21kworker/0:022:04:020
78344599358357,1cyclictest0-21swapper/021:45:020
78344599358357,1cyclictest0-21swapper/021:45:020
78344599358356,1cyclictest0-21swapper/019:25:010
78344599357356,1cyclictest954384-21kworker/0:222:38:020
78344599357356,1cyclictest798554-21kworker/0:020:00:020
78344599357356,1cyclictest0-21swapper/023:00:020
78344599357356,1cyclictest0-21swapper/021:09:010
78344599357356,1cyclictest0-21swapper/020:40:020
78344599355354,1cyclictest954384-21kworker/0:200:28:020
78344599355354,1cyclictest798554-21kworker/0:020:24:020
78344599355354,1cyclictest0-21swapper/022:59:010
78344599355354,1cyclictest0-21swapper/021:11:010
78344599355354,1cyclictest0-21swapper/020:38:010
78344599355354,1cyclictest0-21swapper/019:58:020
78344599355353,1cyclictest0-21swapper/023:31:020
78344599353352,1cyclictest0-21swapper/023:35:020
78344599353352,1cyclictest0-21swapper/020:58:020
78344599353352,1cyclictest0-21swapper/019:51:020
78344599353351,1cyclictest798554-21kworker/0:019:24:010
78344599352351,1cyclictest798554-21kworker/0:019:16:020
78344599352351,1cyclictest0-21swapper/020:28:020
78344599352351,1cyclictest0-21swapper/019:42:020
78344599352350,1cyclictest0-21swapper/020:53:020
78344599342341,1cyclictest798554-21kworker/0:019:10:020
78349899340337,1cyclictest0-21swapper/720:32:027
78347799334330,2cyclictest0-21swapper/422:17:024
78347799328327,1cyclictest0-21swapper/423:44:024
78347799328327,1cyclictest0-21swapper/422:24:024
78347799327326,1cyclictest0-21swapper/421:16:014
78347799327324,2cyclictest927087-21kworker/4:222:40:014
78347799327324,2cyclictest927087-21kworker/4:200:11:024
78345099327324,1cyclictest747988-21kworker/1:119:23:021
78347799326325,1cyclictest0-21swapper/421:54:024
78347799326325,1cyclictest0-21swapper/421:41:014
78347799326325,1cyclictest0-21swapper/421:31:024
78347799325324,1cyclictest927087-21kworker/4:223:59:014
78347799325324,1cyclictest0-21swapper/400:05:014
78347799324323,1cyclictest927087-21kworker/4:223:09:014
78347799324323,1cyclictest0-21swapper/423:28:014
78347799324322,1cyclictest0-21swapper/422:45:024
78347799323322,1cyclictest927087-21kworker/4:223:52:024
78347799323322,1cyclictest927087-21kworker/4:222:51:024
78347799323322,1cyclictest927087-21kworker/4:200:38:024
78347799323322,1cyclictest808332-21kworker/4:020:15:024
78347799323322,1cyclictest0-21swapper/423:11:024
78347799323322,1cyclictest0-21swapper/420:47:014
78347799323321,1cyclictest927087-21kworker/4:222:31:024
78347799322321,1cyclictest892025-21kworker/4:022:05:014
78347799322321,1cyclictest866169-21kworker/4:221:38:024
78347799322321,1cyclictest808332-21kworker/4:021:01:024
78347799322321,1cyclictest1090607-21kworker/4:119:35:014
78347799322321,1cyclictest0-21swapper/421:26:024
78347799322320,1cyclictest927087-21kworker/4:200:00:014
78347799321320,1cyclictest927087-21kworker/4:222:26:014
78347799321320,1cyclictest0-21swapper/423:18:024
78347799321320,1cyclictest0-21swapper/421:56:014
78347799321320,1cyclictest0-21swapper/420:30:024
78347799321319,1cyclictest927087-21kworker/4:200:31:014
78347799321319,1cyclictest927087-21kworker/4:200:31:014
78347799321319,1cyclictest0-21swapper/422:38:014
78347799321319,1cyclictest0-21swapper/400:19:024
78347799320319,1cyclictest0-21swapper/422:10:024
78347799320319,1cyclictest0-21swapper/422:04:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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