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2026-04-29 - 08:07
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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 Wed Apr 29, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114043199378377,1cyclictest1170712-21kworker/3:221:58:023
114043199371369,1cyclictest1439381-21rm00:13:023
114043199370368,1cyclictest0-21swapper/322:49:023
114043199369368,1cyclictest1170712-21kworker/3:222:14:023
114043199367365,1cyclictest1170712-21kworker/3:200:00:023
114043199367365,1cyclictest0-21swapper/321:35:023
114043199367365,1cyclictest0-21swapper/321:16:023
114043199367364,2cyclictest0-21swapper/323:51:023
114043199366365,1cyclictest0-21swapper/323:02:023
114043199366365,1cyclictest0-21swapper/322:55:023
114043199366365,1cyclictest0-21swapper/322:55:023
114043199366365,1cyclictest0-21swapper/322:50:023
114043199366365,1cyclictest0-21swapper/322:20:023
114043199366365,1cyclictest0-21swapper/322:15:023
114043199366365,1cyclictest0-21swapper/321:21:023
114043199366365,1cyclictest0-21swapper/320:16:023
114043199366365,1cyclictest0-21swapper/319:15:023
114043199366364,1cyclictest0-21swapper/323:12:023
114043199366364,1cyclictest0-21swapper/322:04:023
114043199366364,1cyclictest0-21swapper/300:30:023
114043199365364,1cyclictest0-21swapper/323:59:023
114043199365364,1cyclictest0-21swapper/323:48:023
114043199365364,1cyclictest0-21swapper/320:30:023
114043199365363,1cyclictest0-21swapper/323:37:023
114043199365363,1cyclictest0-21swapper/320:40:023
114043199365363,1cyclictest0-21swapper/320:01:033
114043199365363,1cyclictest0-21swapper/320:01:023
114043199364363,1cyclictest1170712-21kworker/3:220:45:023
114043199364363,1cyclictest0-21swapper/321:00:023
114043199364363,1cyclictest0-21swapper/320:10:023
114043199364363,1cyclictest0-21swapper/300:05:023
114043199364362,1cyclictest0-21swapper/321:07:023
114043199363362,1cyclictest0-21swapper/321:25:023
114043199363362,1cyclictest0-21swapper/321:25:023
114043199363362,1cyclictest0-21swapper/320:36:023
114043199363362,1cyclictest0-21swapper/319:25:023
114043199362361,1cyclictest1170712-21kworker/3:223:17:023
114043199362360,1cyclictest1170712-21kworker/3:221:46:023
114043199362360,1cyclictest0-21swapper/320:54:023
114043199361360,1cyclictest1170712-21kworker/3:222:40:023
114043199361360,1cyclictest0-21swapper/319:49:023
114043199360359,1cyclictest1170712-21kworker/3:223:42:023
114043199360358,1cyclictest1170712-21kworker/3:222:31:023
114043199360358,1cyclictest0-21swapper/319:14:023
114043199359358,1cyclictest1170712-21kworker/3:222:36:023
114043199358356,1cyclictest1170712-21kworker/3:220:57:023
114041099351350,1cyclictest0-21swapper/023:36:020
114041099351350,1cyclictest0-21swapper/022:47:020
114041099351349,1cyclictest1186129-21kworker/0:022:27:020
114041099351349,1cyclictest1186129-21kworker/0:021:19:020
114041099350348,1cyclictest1186129-21kworker/0:023:24:020
114041099349348,1cyclictest1186129-21kworker/0:023:41:020
114041099349348,1cyclictest1186129-21kworker/0:021:45:020
114041099349348,1cyclictest0-21swapper/022:43:030
114041099349348,1cyclictest0-21swapper/021:51:020
114041099349348,1cyclictest0-21swapper/021:12:020
114041099349347,1cyclictest1186129-21kworker/0:023:11:020
114041099348347,1cyclictest1186129-21kworker/0:000:18:020
114041099348347,1cyclictest0-21swapper/000:23:020
114041099348346,1cyclictest1186129-21kworker/0:000:33:020
114041099347345,1cyclictest1186129-21kworker/0:022:10:020
114041099347345,1cyclictest0-21swapper/023:57:020
114041099347345,1cyclictest0-21swapper/022:57:030
114041099347345,1cyclictest0-21swapper/022:57:020
114041099346345,1cyclictest1186129-21kworker/0:022:24:020
114041099346345,1cyclictest0-21swapper/023:52:020
114041099346344,1cyclictest1107980-21kworker/0:219:20:020
114041099345344,1cyclictest0-21swapper/023:19:020
114041099345344,1cyclictest0-21swapper/022:17:020
114041099345343,1cyclictest0-21swapper/021:26:020
114041099345343,1cyclictest0-21swapper/021:26:020
114041099344343,1cyclictest1186129-21kworker/0:023:08:020
114041099344343,1cyclictest1107980-21kworker/0:220:07:020
114041099344343,1cyclictest0-21swapper/023:33:020
114041099344343,1cyclictest0-21swapper/022:53:020
114041099344343,1cyclictest0-21swapper/022:01:020
114041099344342,1cyclictest0-21swapper/021:32:030
114041099343342,1cyclictest1186129-21kworker/0:023:25:020
114041099343342,1cyclictest1186129-21kworker/0:022:05:020
114044099342341,1cyclictest1257191-21kworker/4:223:36:024
114044099342341,1cyclictest1257191-21kworker/4:222:47:024
114041099342341,1cyclictest0-21swapper/021:22:020
114041099342340,1cyclictest1114069-21kworker/0:119:10:020
114044099341340,1cyclictest0-21swapper/422:27:024
114044099341340,1cyclictest0-21swapper/421:19:024
114044099341339,1cyclictest1257191-21kworker/4:221:54:024
114044099341339,1cyclictest0-21swapper/423:41:024
114041099341340,1cyclictest1107980-21kworker/0:219:50:020
114041099341340,1cyclictest1107980-21kworker/0:219:27:020
114041099341339,1cyclictest1107980-21kworker/0:219:34:020
114044099340339,1cyclictest1257191-21kworker/4:222:43:024
114044099340339,1cyclictest1210387-21kworker/4:021:12:024
114044099340339,1cyclictest0-21swapper/423:24:024
114044099340339,1cyclictest0-21swapper/421:45:024
114044099340338,1cyclictest0-21swapper/423:11:024
114041099340338,1cyclictest1186129-21kworker/0:021:08:020
114041099340338,1cyclictest1186129-21kworker/0:021:04:030
114041099340338,1cyclictest1186129-21kworker/0:020:24:020
114041099340338,1cyclictest0-21swapper/020:11:020
114044099339338,1cyclictest1419582-21kworker/4:100:23:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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