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2026-04-09 - 23:28
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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 Apr 09, 2026 12:46:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2451988993810,380cyclictest0-21swapper/207:24:022
245202599357356,1cyclictest0-21swapper/710:19:027
245199599315313,1cyclictest2494921-21kworker/3:209:55:023
245199599315312,2cyclictest2494921-21kworker/3:208:21:013
245199599314312,1cyclictest2576145-21kworker/3:010:55:013
245199599314312,1cyclictest0-21swapper/309:10:023
245199599313311,1cyclictest0-21swapper/308:25:013
245199599312310,1cyclictest2494921-21kworker/3:209:33:023
245199599312309,2cyclictest2494921-21kworker/3:209:51:023
245199599311310,1cyclictest2576145-21kworker/3:011:17:013
245199599311310,1cyclictest2494921-21kworker/3:208:31:023
245199599311310,1cyclictest2494921-21kworker/3:208:31:013
245199599311309,1cyclictest2494921-21kworker/3:208:51:023
245199599311309,1cyclictest0-21swapper/310:45:013
245199599310308,1cyclictest0-21swapper/312:35:013
245199599310308,1cyclictest0-21swapper/309:47:023
245199599310308,1cyclictest0-21swapper/309:01:023
245199599309308,1cyclictest0-21swapper/309:09:023
245199599309307,1cyclictest0-21swapper/310:51:013
245199599309307,1cyclictest0-21swapper/308:43:023
245199599309307,1cyclictest0-21swapper/307:49:023
245199599309307,1cyclictest0-21swapper/307:29:023
245199599308306,1cyclictest0-21swapper/312:31:023
245199599308306,1cyclictest0-21swapper/312:03:023
245199599308306,1cyclictest0-21swapper/310:29:023
245199599308306,1cyclictest0-21swapper/308:57:023
245199599308306,1cyclictest0-21swapper/308:39:013
245199599308306,1cyclictest0-21swapper/308:09:013
245199599308306,1cyclictest0-21swapper/307:57:023
245200399307306,1cyclictest0-21swapper/408:25:024
245199599307306,1cyclictest0-21swapper/311:23:013
245199599307305,1cyclictest0-21swapper/312:27:023
245200399306304,1cyclictest0-21swapper/409:15:014
245199599306305,1cyclictest0-21swapper/309:37:023
245199599306304,1cyclictest0-21swapper/311:53:023
245199599306304,1cyclictest0-21swapper/311:13:013
245199599306304,1cyclictest0-21swapper/310:41:013
245200399305303,1cyclictest2512970-21kworker/4:211:45:014
245199599305304,1cyclictest0-21swapper/309:17:023
245199599305303,1cyclictest0-21swapper/311:31:023
245199599305303,1cyclictest0-21swapper/311:31:023
245200399304303,1cyclictest2512970-21kworker/4:210:45:024
245200399304302,1cyclictest2512970-21kworker/4:212:35:024
245200399304302,1cyclictest2512970-21kworker/4:209:01:024
245200399304302,1cyclictest0-21swapper/407:49:024
245199599304303,1cyclictest2494921-21kworker/3:210:30:023
245200399303301,1cyclictest2485902-21kworker/4:008:24:024
245200399303301,1cyclictest0-21swapper/410:51:024
245200399303301,1cyclictest0-21swapper/407:29:014
245200399302300,1cyclictest2512970-21kworker/4:212:31:014
245200399302300,1cyclictest2512970-21kworker/4:211:23:024
245200399302300,1cyclictest2512970-21kworker/4:210:29:024
245200399302300,1cyclictest2512970-21kworker/4:208:57:024
245200399302300,1cyclictest2422936-21kworker/4:107:57:024
245199599302301,1cyclictest2576145-21kworker/3:012:07:023
245200399301300,1cyclictest2512970-21kworker/4:212:03:014
245200399301299,1cyclictest0-21swapper/409:57:014
245200399301299,1cyclictest0-21swapper/409:39:014
245200399300299,1cyclictest0-21swapper/412:27:014
245200399300298,1cyclictest2512970-21kworker/4:211:13:024
245200399300298,1cyclictest0-21swapper/412:20:014
245200399299298,1cyclictest0-21swapper/412:08:014
245200399299298,1cyclictest0-21swapper/410:41:024
245200399299298,1cyclictest0-21swapper/407:32:014
245199599299297,1cyclictest0-21swapper/311:00:023
245200399298297,1cyclictest2512970-21kworker/4:211:08:024
245200399298297,1cyclictest2512970-21kworker/4:209:13:014
245200399298297,1cyclictest0-21swapper/411:02:014
245199599298297,1cyclictest0-21swapper/309:20:023
245199599298296,1cyclictest0-21swapper/308:01:023
245200399297296,1cyclictest2512970-21kworker/4:210:21:024
245200399297295,1cyclictest2512970-21kworker/4:210:16:024
245200399297295,1cyclictest0-21swapper/411:56:014
245200399297295,1cyclictest0-21swapper/409:06:014
245199599297296,1cyclictest2494921-21kworker/3:210:00:023
245199599297296,1cyclictest2494921-21kworker/3:210:00:013
245199599297296,1cyclictest0-21swapper/310:20:013
245199599296295,1cyclictest0-21swapper/312:10:023
245199599296294,1cyclictest2494921-21kworker/3:209:44:023
245200399295294,1cyclictest0-21swapper/407:53:014
245199599295294,1cyclictest2494921-21kworker/3:208:48:023
245199599295293,1cyclictest2494921-21kworker/3:210:05:023
245199599295293,1cyclictest2442818-21kworker/3:007:42:023
245200399294293,1cyclictest2512970-21kworker/4:209:50:024
245199599294292,1cyclictest2576145-21kworker/3:011:37:023
245200399293292,1cyclictest0-21swapper/410:10:024
245199599293292,1cyclictest0-21swapper/308:17:013
245199599293291,1cyclictest2576145-21kworker/3:012:16:023
245200399292291,1cyclictest0-21swapper/411:15:024
245199599292291,1cyclictest0-21swapper/311:59:023
245199599292291,1cyclictest0-21swapper/310:12:013
245200399291290,1cyclictest0-21swapper/408:10:024
245200399291289,1cyclictest0-21swapper/408:30:024
245200399291289,1cyclictest0-21swapper/408:30:024
245199599291290,1cyclictest2494921-21kworker/3:210:17:023
245200399289288,1cyclictest2512970-21kworker/4:211:41:014
245200399289288,1cyclictest2503958-21kworker/4:108:47:024
245200399289288,1cyclictest0-21swapper/410:56:024
245200399289287,1cyclictest2512970-21kworker/4:210:07:024
245200399289287,1cyclictest2422936-21kworker/4:108:04:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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