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2025-12-28 - 16:37
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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 Sun Dec 28, 2025 12:46:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
218733024000,3sleep00-21swapper/007:05:170
218926999382380,1cyclictest2189125-21kworker/6:007:37:026
218925599381379,1cyclictest2253245-21kworker/4:212:37:024
218925599381379,1cyclictest2253245-21kworker/4:210:42:024
218925599381379,1cyclictest2163192-21kworker/4:007:35:024
218925599380378,1cyclictest2253245-21kworker/4:212:29:024
218925599380378,1cyclictest2253245-21kworker/4:212:23:024
218925599380377,2cyclictest2163192-21kworker/4:008:41:024
2189255993800,1cyclictest0-21swapper/408:45:024
218925599379378,1cyclictest0-21swapper/411:21:024
218925599379378,1cyclictest0-21swapper/411:21:024
218925599378377,1cyclictest2253245-21kworker/4:209:45:024
218925599378376,1cyclictest0-21swapper/409:55:024
218925599377376,1cyclictest0-21swapper/407:13:024
218925599377375,1cyclictest2253245-21kworker/4:211:59:014
218925599377375,1cyclictest2163192-21kworker/4:008:39:024
218925599377375,1cyclictest0-21swapper/410:00:024
218925599377375,1cyclictest0-21swapper/409:37:024
218925599377374,2cyclictest2253245-21kworker/4:212:19:024
218925599376375,1cyclictest0-21swapper/411:17:024
218925599376375,1cyclictest0-21swapper/408:29:024
218925599376375,1cyclictest0-21swapper/408:15:024
218925599376374,1cyclictest2253245-21kworker/4:210:07:024
218925599376374,1cyclictest2163192-21kworker/4:008:31:024
218925599376374,1cyclictest0-21swapper/408:50:024
218925599375374,1cyclictest2253245-21kworker/4:212:31:024
218925599375374,1cyclictest2253245-21kworker/4:211:09:024
218925599375374,1cyclictest2163192-21kworker/4:008:09:024
218925599375374,1cyclictest0-21swapper/409:29:024
218925599375374,1cyclictest0-21swapper/407:34:024
218925599375373,1cyclictest2253245-21kworker/4:210:49:024
218925599375373,1cyclictest2163192-21kworker/4:008:03:024
218925599375373,1cyclictest2163192-21kworker/4:007:45:024
218925599375373,1cyclictest0-21swapper/410:37:024
218925599375373,1cyclictest0-21swapper/407:50:024
218925599375372,2cyclictest0-21swapper/412:11:024
218925599374373,1cyclictest2253245-21kworker/4:209:40:024
218925599374373,1cyclictest2163192-21kworker/4:009:09:024
218925599374373,1cyclictest2163192-21kworker/4:008:57:024
218925599374373,1cyclictest0-21swapper/407:58:024
218925599374372,1cyclictest2253245-21kworker/4:209:53:024
218925599373372,1cyclictest2253245-21kworker/4:210:53:024
218925599373372,1cyclictest0-21swapper/409:17:014
218925599373372,1cyclictest0-21swapper/407:42:024
218925599372371,1cyclictest0-21swapper/410:56:024
218922999372371,1cyclictest0-21swapper/111:15:021
218925599368367,1cyclictest2253245-21kworker/4:210:20:024
218925599368366,1cyclictest0-21swapper/407:25:024
218925599367366,1cyclictest2253245-21kworker/4:210:30:024
218925599367366,1cyclictest0-21swapper/408:10:014
218925599366365,1cyclictest2163192-21kworker/4:007:17:024
218925599366365,1cyclictest0-21swapper/409:00:024
218925599366364,1cyclictest2253245-21kworker/4:211:26:024
218925599363362,1cyclictest2253245-21kworker/4:211:46:024
218925599363362,1cyclictest0-21swapper/410:15:024
218925599363362,1cyclictest0-21swapper/410:13:014
218925599363362,1cyclictest0-21swapper/408:24:024
218925599363362,1cyclictest0-21swapper/408:24:024
218924799363361,1cyclictest0-21swapper/310:25:013
218925599362361,1cyclictest0-21swapper/411:32:024
218924799343341,1cyclictest0-21swapper/308:32:023
218922399329327,1cyclictest0-21swapper/010:06:020
218924799326324,1cyclictest2277306-21kworker/3:210:45:023
218922399326324,1cyclictest2425096-21kworker/0:010:52:020
218924799319318,1cyclictest2205097-21kworker/3:007:51:023
218924799318316,1cyclictest2322438-21kworker/3:011:11:023
218924799318316,1cyclictest2192250-21kworker/3:107:31:023
218924799317315,1cyclictest0-21swapper/312:23:023
218924799316314,1cyclictest0-21swapper/312:29:023
218924799315313,1cyclictest0-21swapper/309:45:023
218924799314313,1cyclictest2436314-21kworker/3:207:11:023
218924799314312,1cyclictest2205097-21kworker/3:009:25:023
218924799314312,1cyclictest0-21swapper/311:59:023
218924799314312,1cyclictest0-21swapper/310:03:023
218924799314312,1cyclictest0-21swapper/309:57:023
218924799314312,1cyclictest0-21swapper/308:39:023
218924799314312,1cyclictest0-21swapper/308:29:023
218924799313311,1cyclictest0-21swapper/312:19:023
218924799313311,1cyclictest0-21swapper/311:17:023
218924799313311,1cyclictest0-21swapper/309:37:023
218924799313311,1cyclictest0-21swapper/308:51:023
218924799312310,1cyclictest0-21swapper/312:31:023
218924799312310,1cyclictest0-21swapper/311:09:023
218924799312310,1cyclictest0-21swapper/310:07:023
218924799312310,1cyclictest0-21swapper/308:57:013
218924799311310,1cyclictest2205097-21kworker/3:008:11:023
218924799311310,1cyclictest0-21swapper/308:47:023
218924799311309,1cyclictest0-21swapper/310:53:023
218924799305304,1cyclictest0-21swapper/309:20:023
218924799304303,1cyclictest0-21swapper/309:30:023
218924799303301,1cyclictest2322438-21kworker/3:012:00:023
218927799302301,1cyclictest2295360-21kworker/7:110:25:027
218926399302301,1cyclictest2244204-21kworker/5:210:25:025
218924799302301,1cyclictest0-21swapper/312:35:013
218924799302300,1cyclictest2322438-21kworker/3:011:50:023
218924799301300,1cyclictest0-21swapper/312:06:023
218924799301300,1cyclictest0-21swapper/311:28:023
218924799301300,1cyclictest0-21swapper/311:01:023
218924799301299,1cyclictest0-21swapper/311:44:023
218924799300299,1cyclictest2205097-21kworker/3:008:42:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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