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2026-07-05 - 20:28
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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 Sun Jul 05, 2026 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43344499358357,1cyclictest0-21swapper/408:00:014
43344499356355,1cyclictest0-21swapper/409:35:014
43344499356354,1cyclictest509494-21kworker/4:011:23:014
43344499355354,1cyclictest0-21swapper/411:06:024
43344499354353,1cyclictest732791-21kworker/4:007:16:014
43344499354352,1cyclictest0-21swapper/407:35:014
43344499353352,1cyclictest0-21swapper/412:25:014
43344499353351,1cyclictest0-21swapper/412:00:014
43344499352351,1cyclictest0-21swapper/411:13:014
43344499352351,1cyclictest0-21swapper/409:55:024
43344499352351,1cyclictest0-21swapper/409:20:014
43344499352350,1cyclictest0-21swapper/410:05:014
43344499351350,1cyclictest0-21swapper/409:45:024
43344499351350,1cyclictest0-21swapper/409:16:014
43344499351350,1cyclictest0-21swapper/409:16:014
43344499351350,1cyclictest0-21swapper/408:40:014
43344499351349,1cyclictest0-21swapper/412:05:014
43344499350349,1cyclictest0-21swapper/408:35:014
43344499349347,1cyclictest467370-21kworker/4:208:20:024
43344499348346,1cyclictest509494-21kworker/4:009:50:024
43344499348346,1cyclictest467370-21kworker/4:208:18:014
43344499347346,1cyclictest0-21swapper/409:40:024
43344499346345,1cyclictest509494-21kworker/4:010:00:024
43344499346345,1cyclictest0-21swapper/411:51:014
43344499346345,1cyclictest0-21swapper/411:38:024
43344499346345,1cyclictest0-21swapper/407:33:014
43344499346344,1cyclictest0-21swapper/410:48:024
43344499346344,1cyclictest0-21swapper/410:48:024
43344499346344,1cyclictest0-21swapper/409:27:014
43344499345344,1cyclictest0-21swapper/412:17:024
43344499345344,1cyclictest0-21swapper/411:41:024
43344499345344,1cyclictest0-21swapper/411:31:024
43344499345344,1cyclictest0-21swapper/411:19:014
43344499345344,1cyclictest0-21swapper/409:13:014
43344499345344,1cyclictest0-21swapper/408:09:014
43344499345344,1cyclictest0-21swapper/407:52:014
43344499344343,1cyclictest732791-21kworker/4:007:27:024
43344499344343,1cyclictest0-21swapper/411:58:014
43344499344342,1cyclictest509494-21kworker/4:011:48:024
43344499343342,1cyclictest509494-21kworker/4:010:11:024
43344499342341,1cyclictest509494-21kworker/4:010:42:014
43344499341340,1cyclictest467370-21kworker/4:208:46:014
43346799319318,1cyclictest0-21swapper/709:26:027
43256023180,6sleep442-21ksoftirqd/407:05:274
43343899317316,1cyclictest725643-21kworker/3:008:25:023
43343899317315,2cyclictest0-21swapper/310:30:023
43343899316315,1cyclictest0-21swapper/308:57:023
43343899316314,1cyclictest0-21swapper/310:01:023
43343899315314,1cyclictest563636-21kworker/3:211:08:013
43343899315314,1cyclictest479407-21kworker/3:208:51:023
43343899315314,1cyclictest0-21swapper/311:25:023
43343899315313,1cyclictest0-21swapper/311:44:013
43343899314313,1cyclictest0-21swapper/309:36:023
43343899314312,1cyclictest0-21swapper/307:21:023
43343899313312,1cyclictest563636-21kworker/3:212:02:023
43343899313312,1cyclictest563636-21kworker/3:210:45:023
43343899313312,1cyclictest563636-21kworker/3:210:45:023
43343899313312,1cyclictest524530-21kworker/3:110:15:023
43343899313312,1cyclictest0-21swapper/312:19:013
43343899313311,1cyclictest563636-21kworker/3:211:17:023
43343899313311,1cyclictest0-21swapper/308:43:023
43343899312311,1cyclictest563636-21kworker/3:211:50:013
43343899312311,1cyclictest563636-21kworker/3:211:00:013
43343899312311,1cyclictest421277-21kworker/3:108:12:023
43343899312311,1cyclictest0-21swapper/310:57:013
43343899312311,1cyclictest0-21swapper/310:13:013
43343899312311,1cyclictest0-21swapper/309:11:023
43343899312311,1cyclictest0-21swapper/308:04:023
43343899312310,1cyclictest0-21swapper/309:31:023
43343899312310,1cyclictest0-21swapper/309:08:013
43346799311309,1cyclictest0-21swapper/711:39:027
43343899311310,1cyclictest563636-21kworker/3:212:33:023
43343899311310,1cyclictest554613-21kworker/3:010:39:013
43343899311310,1cyclictest524530-21kworker/3:110:06:023
43343899311310,1cyclictest479407-21kworker/3:209:19:023
43343899311310,1cyclictest479407-21kworker/3:209:19:023
43343899311310,1cyclictest0-21swapper/309:59:013
43343899311310,1cyclictest0-21swapper/308:39:023
43343899311310,1cyclictest0-21swapper/308:34:023
43343899311310,1cyclictest0-21swapper/307:51:023
43343899311309,1cyclictest725643-21kworker/3:007:18:023
43343899311309,1cyclictest563636-21kworker/3:212:14:023
43343899311309,1cyclictest563636-21kworker/3:212:14:023
43343899311309,1cyclictest0-21swapper/312:06:023
43345999310308,1cyclictest0-21swapper/610:35:016
43343899310309,1cyclictest479407-21kworker/3:209:25:023
43343899310309,1cyclictest0-21swapper/307:58:023
43343899310308,2cyclictest725643-21kworker/3:008:07:023
43343899309308,1cyclictest0-21swapper/312:37:023
43343899309307,1cyclictest524530-21kworker/3:109:51:013
43345999308306,2cyclictest0-21swapper/610:25:016
43343899308307,1cyclictest725643-21kworker/3:008:17:023
43343899308307,1cyclictest725643-21kworker/3:007:49:023
43343899308307,1cyclictest563636-21kworker/3:212:21:013
43343899308307,1cyclictest524530-21kworker/3:110:22:023
43343899307305,1cyclictest479407-21kworker/3:209:43:023
43343899306305,1cyclictest725643-21kworker/3:008:21:023
43343899306305,1cyclictest563636-21kworker/3:210:53:013
43343899306305,1cyclictest554613-21kworker/3:010:41:023
43343899306305,1cyclictest524530-21kworker/3:109:46:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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