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2026-08-08 - 03:32
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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 Sat Aug 08, 2026 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
406537399382380,1cyclictest4111270-21kworker/7:221:09:027
406537399381379,1cyclictest4111270-21kworker/7:221:03:017
406537399381379,1cyclictest4111270-21kworker/7:221:03:017
406537399381379,1cyclictest4111270-21kworker/7:220:41:027
406537399381379,1cyclictest4056164-21kworker/7:020:23:027
406537399381379,1cyclictest34866-21kworker/7:122:40:027
4065373993810,380cyclictest0-21swapper/723:03:027
4065373993810,380cyclictest0-21swapper/722:48:017
406537399380378,1cyclictest4111270-21kworker/7:220:47:027
406537399380378,1cyclictest4111270-21kworker/7:220:39:017
406537399380378,1cyclictest4056164-21kworker/7:020:11:027
406537399380378,1cyclictest0-21swapper/721:58:017
406537399379377,1cyclictest4081196-21kworker/7:219:41:017
406537399379377,1cyclictest4056164-21kworker/7:019:17:027
4065373993790,378cyclictest0-21swapper/722:35:027
4065373993790,378cyclictest0-21swapper/721:17:027
406537399378377,1cyclictest4147598-21kworker/7:322:25:017
406537399378377,1cyclictest4147598-21kworker/7:322:04:027
406537399378377,1cyclictest4056164-21kworker/7:020:07:027
406537399378377,1cyclictest0-21swapper/721:20:027
406537399378376,1cyclictest0-21swapper/723:22:017
406537399378375,2cyclictest0-21swapper/719:30:027
406537399378375,2cyclictest0-21swapper/719:30:027
406537399377375,1cyclictest4147598-21kworker/7:322:08:027
406537399377375,1cyclictest4147598-21kworker/7:321:32:017
406537399377375,1cyclictest163274-21kworker/7:100:24:027
406537399377375,1cyclictest0-21swapper/719:50:017
406537399376374,1cyclictest96576-21kworker/7:023:29:017
406537399375373,1cyclictest96576-21kworker/7:023:55:017
406537399375373,1cyclictest96576-21kworker/7:023:55:017
406537399375373,1cyclictest96576-21kworker/7:000:16:027
406537399375373,1cyclictest0-21swapper/720:04:027
406537399374373,1cyclictest62144-21kworker/7:323:16:027
406537399374373,1cyclictest4147598-21kworker/7:321:40:027
406537399373371,1cyclictest96576-21kworker/7:023:42:017
406537399373371,1cyclictest96576-21kworker/7:023:30:017
406537399373371,1cyclictest62144-21kworker/7:323:10:027
406537399373371,1cyclictest4147598-21kworker/7:321:54:017
406537399372371,1cyclictest0-21swapper/719:48:017
406537399370369,1cyclictest0-21swapper/719:36:017
406537399369368,1cyclictest96576-21kworker/7:023:35:017
406537399369367,1cyclictest4111270-21kworker/7:220:57:017
406537399369367,1cyclictest4029823-21kworker/7:119:12:017
406531999367364,1cyclictest84062-21kworker/0:219:34:020
406531999367364,1cyclictest84062-21kworker/0:219:34:010
406537399365364,1cyclictest4056164-21kworker/7:019:26:027
406532799362361,1cyclictest0-21swapper/120:32:011
406535199349348,1cyclictest4096228-21kworker/4:020:01:024
406535999344342,1cyclictest4078184-21kworker/5:121:53:025
406535999336335,1cyclictest4078184-21kworker/5:120:01:015
406536599320319,1cyclictest0-21swapper/621:34:026
406536599318316,1cyclictest0-21swapper/623:15:016
406531999316315,1cyclictest0-21swapper/020:01:010
406533799313312,1cyclictest4108264-21kworker/2:121:34:022
406536599311309,1cyclictest0-21swapper/621:51:016
406536599311308,2cyclictest4026818-21kworker/6:121:59:026
406533799310308,1cyclictest4108264-21kworker/2:123:15:022
406536599309307,1cyclictest4026818-21kworker/6:123:47:016
406536599309307,1cyclictest4026818-21kworker/6:122:01:026
406536599309307,1cyclictest4026818-21kworker/6:121:13:026
406536599309306,2cyclictest4026818-21kworker/6:122:13:026
406536599309306,2cyclictest4026818-21kworker/6:100:13:026
406536599309306,2cyclictest162402-21kworker/6:200:23:016
406536599309306,2cyclictest162402-21kworker/6:200:19:016
406536599308307,1cyclictest0-21swapper/623:09:016
406536599308306,1cyclictest4026818-21kworker/6:122:49:016
406536599308306,1cyclictest4026818-21kworker/6:122:17:026
406536599308306,1cyclictest4026818-21kworker/6:121:29:026
406536599308306,1cyclictest4026818-21kworker/6:120:15:016
406536599308306,1cyclictest0-21swapper/600:37:026
406536599308305,2cyclictest4026818-21kworker/6:121:01:026
406536599308305,2cyclictest4026818-21kworker/6:121:01:026
406535999308307,1cyclictest138237-21kworker/5:200:03:025
406535199308305,2cyclictest0-21swapper/423:26:014
406536599307306,1cyclictest4026818-21kworker/6:123:24:016
406536599307306,1cyclictest4026818-21kworker/6:122:29:026
406536599307306,1cyclictest0-21swapper/623:43:026
406536599307306,1cyclictest0-21swapper/620:55:026
406536599307305,1cyclictest4026818-21kworker/6:123:53:016
406536599307305,1cyclictest0-21swapper/620:03:026
406535999307306,1cyclictest4078184-21kworker/5:123:37:015
406536599306304,1cyclictest4026818-21kworker/6:121:38:026
406536599306304,1cyclictest4026818-21kworker/6:119:25:016
406536599306303,2cyclictest4026818-21kworker/6:122:52:026
406535999306304,1cyclictest4078184-21kworker/5:121:27:025
406535199306304,1cyclictest0-21swapper/400:31:014
406535199306304,1cyclictest0-21swapper/400:04:014
406535199306303,2cyclictest39053-21kworker/4:000:35:014
406536599305303,1cyclictest0-21swapper/621:17:016
406536599305302,2cyclictest4026818-21kworker/6:123:13:016
406535999305304,1cyclictest4078184-21kworker/5:122:43:025
406535199305302,2cyclictest0-21swapper/421:45:014
406536599304302,1cyclictest4026818-21kworker/6:121:49:016
406536599304302,1cyclictest4026818-21kworker/6:119:57:026
406535199304302,1cyclictest39053-21kworker/4:023:23:014
406533799304302,1cyclictest4108264-21kworker/2:121:51:022
406536599303302,1cyclictest4026818-21kworker/6:122:34:026
406536599303302,1cyclictest4026818-21kworker/6:122:34:016
406536599303301,1cyclictest4026818-21kworker/6:120:41:026
406535999303301,1cyclictest4078184-21kworker/5:121:34:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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