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2026-07-11 - 20:00
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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 Jul 11, 2026 12:46:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2578005993800,1cyclictest0-21swapper/307:23:013
2578005993800,1cyclictest0-21swapper/307:23:013
257803599379378,1cyclictest0-21swapper/712:35:017
257803599377376,1cyclictest2732233-21kworker/7:011:35:017
257803599377376,1cyclictest2732233-21kworker/7:011:35:017
257803599377375,1cyclictest0-21swapper/712:03:017
257803599375374,1cyclictest0-21swapper/708:19:027
257803599374373,1cyclictest2577845-21kworker/7:108:39:027
257803599373371,1cyclictest2732233-21kworker/7:012:33:017
257803599373371,1cyclictest2577845-21kworker/7:109:33:017
257803599373371,1cyclictest2577845-21kworker/7:108:49:027
257803599373371,1cyclictest2577845-21kworker/7:108:49:027
257803599372371,1cyclictest2686858-21kworker/7:210:35:027
257803599372371,1cyclictest0-21swapper/711:40:017
257803599372371,1cyclictest0-21swapper/709:55:017
257803599372370,1cyclictest2686858-21kworker/7:211:13:017
257803599371370,1cyclictest2686858-21kworker/7:211:09:017
257803599371370,1cyclictest2577845-21kworker/7:107:33:017
257803599370368,1cyclictest2672070-21kworker/7:010:07:017
257803599369368,1cyclictest2732233-21kworker/7:012:11:027
257803599369368,1cyclictest2577845-21kworker/7:109:07:027
257803599369368,1cyclictest2577845-21kworker/7:107:49:027
257803599369368,1cyclictest0-21swapper/712:23:027
257803599369367,1cyclictest2686858-21kworker/7:210:17:027
257801299369368,1cyclictest0-21swapper/409:40:024
257801299369368,1cyclictest0-21swapper/407:25:014
257801299368367,1cyclictest0-21swapper/410:25:024
257801299368366,1cyclictest2699148-21kworker/4:111:35:014
257801299368366,1cyclictest2699148-21kworker/4:111:35:014
257803599367366,1cyclictest0-21swapper/710:27:027
257801299367366,1cyclictest0-21swapper/411:05:024
257801299367365,1cyclictest0-21swapper/410:33:024
257801299367365,1cyclictest0-21swapper/409:29:014
257801299367365,1cyclictest0-21swapper/407:37:014
257801299367365,1cyclictest0-21swapper/407:21:024
257801299367365,1cyclictest0-21swapper/407:21:014
257801299366365,1cyclictest0-21swapper/409:09:014
257801299366364,1cyclictest2681082-21kworker/4:010:15:024
257801299365363,1cyclictest2699148-21kworker/4:110:45:024
257803599364362,1cyclictest0-21swapper/709:00:027
257801299364363,1cyclictest2614825-21kworker/4:108:39:024
257801299364363,1cyclictest0-21swapper/411:01:024
257801299364362,1cyclictest0-21swapper/408:03:014
257803599363362,1cyclictest0-21swapper/710:56:027
257801299363362,1cyclictest2681082-21kworker/4:010:01:014
257801299363361,1cyclictest2699148-21kworker/4:110:35:024
257801299363361,1cyclictest2614825-21kworker/4:109:33:014
257801299363361,1cyclictest0-21swapper/408:18:014
257801299362361,1cyclictest0-21swapper/411:17:014
257801299362360,1cyclictest2699148-21kworker/4:111:13:024
257803599361360,1cyclictest2686858-21kworker/7:211:20:017
257803599361359,1cyclictest2732233-21kworker/7:011:50:017
257801299361360,1cyclictest0-21swapper/410:55:024
257801299361359,1cyclictest0-21swapper/412:10:024
257803599360358,1cyclictest0-21swapper/708:06:027
257803599360357,2cyclictest2577845-21kworker/7:107:57:027
257801299360358,1cyclictest2762316-21kworker/4:212:24:024
257803599359358,1cyclictest2577845-21kworker/7:107:40:017
257803599359357,2cyclictest2672070-21kworker/7:010:04:017
257801299359358,1cyclictest0-21swapper/409:22:014
257801299359357,1cyclictest0-21swapper/408:20:014
257801299359357,1cyclictest0-21swapper/407:44:014
257803599358357,1cyclictest2732233-21kworker/7:011:47:017
257803599358357,1cyclictest2732233-21kworker/7:011:28:017
257803599358357,1cyclictest2686858-21kworker/7:211:16:017
257803599358357,1cyclictest2577845-21kworker/7:109:27:017
257803599358357,1cyclictest2577845-21kworker/7:107:16:017
257803599358356,1cyclictest2577845-21kworker/7:109:38:017
257801299358357,1cyclictest0-21swapper/412:19:024
257801299358357,1cyclictest0-21swapper/411:55:014
257801299358356,1cyclictest0-21swapper/408:08:014
257801299358356,1cyclictest0-21swapper/407:48:024
257803599357356,1cyclictest0-21swapper/708:26:017
257803599357356,1cyclictest0-21swapper/707:11:017
257803599357355,1cyclictest0-21swapper/711:58:017
257801299357355,1cyclictest2287680-21kworker/4:107:12:024
257801299357355,1cyclictest0-21swapper/412:38:024
257803599356355,1cyclictest2732233-21kworker/7:012:28:027
257803599356355,1cyclictest2577845-21kworker/7:108:54:027
257803599356354,1cyclictest2577845-21kworker/7:108:32:027
257803599355354,1cyclictest0-21swapper/709:44:027
257803599355353,1cyclictest2686858-21kworker/7:210:13:027
257803599355353,1cyclictest2686858-21kworker/7:210:13:017
257801299355354,1cyclictest0-21swapper/409:56:014
257801299354353,1cyclictest0-21swapper/408:28:014
257801299353352,1cyclictest2699148-21kworker/4:110:44:024
257801299351350,1cyclictest2586645-21kworker/4:207:56:024
257801299351349,1cyclictest2614825-21kworker/4:108:46:024
257801299351349,1cyclictest2614825-21kworker/4:108:46:014
257801299350349,1cyclictest2699148-21kworker/4:112:00:014
257801299350349,1cyclictest2586645-21kworker/4:207:32:014
257801299350348,1cyclictest2681082-21kworker/4:010:21:014
257801299350348,1cyclictest2614825-21kworker/4:109:36:024
257801299350348,1cyclictest2614825-21kworker/4:109:16:014
257801299350348,1cyclictest2614825-21kworker/4:108:56:024
257801299349347,1cyclictest2614825-21kworker/4:109:46:024
257800599348346,1cyclictest2654023-21kworker/3:112:35:023
257801299347345,1cyclictest2586645-21kworker/4:207:51:024
257800599346344,1cyclictest0-21swapper/311:35:023
257800599346344,1cyclictest0-21swapper/311:35:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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