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2026-06-22 - 00:15
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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 Jun 21, 2026 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
379591399381380,1cyclictest4056104-21kworker/2:112:05:022
379591399379378,1cyclictest0-21swapper/212:10:022
379591399379378,1cyclictest0-21swapper/212:10:022
379591399372371,1cyclictest0-21swapper/212:35:022
379591399372371,1cyclictest0-21swapper/212:29:022
379591399371370,1cyclictest4056104-21kworker/2:111:45:022
379591399370369,1cyclictest0-21swapper/210:55:022
379591399370368,1cyclictest4056104-21kworker/2:109:01:022
379591399369368,1cyclictest4056104-21kworker/2:110:00:022
379591399369368,1cyclictest0-21swapper/212:20:022
379591399369368,1cyclictest0-21swapper/211:51:022
379591399369368,1cyclictest0-21swapper/211:04:022
379591399369368,1cyclictest0-21swapper/207:20:022
379591399368367,1cyclictest4056104-21kworker/2:112:30:022
379591399368367,1cyclictest4056104-21kworker/2:110:15:022
379591399368367,1cyclictest4056104-21kworker/2:109:40:022
379591399368367,1cyclictest4056104-21kworker/2:107:35:022
379591399368367,1cyclictest0-21swapper/211:30:022
379591399368366,2cyclictest4056104-21kworker/2:108:18:022
379591399368366,2cyclictest4056104-21kworker/2:108:13:022
379591399368366,1cyclictest4056104-21kworker/2:109:48:022
379591399367366,1cyclictest4056104-21kworker/2:109:50:022
379591399367366,1cyclictest4056104-21kworker/2:109:09:022
379591399367366,1cyclictest4056104-21kworker/2:108:55:022
379591399367366,1cyclictest3889996-21kworker/2:211:44:022
379591399367366,1cyclictest3889996-21kworker/2:211:21:022
379591399367366,1cyclictest0-21swapper/207:40:022
379591399366365,1cyclictest4056104-21kworker/2:109:35:022
379591399366365,1cyclictest4056104-21kworker/2:109:29:032
379591399366365,1cyclictest0-21swapper/211:15:022
379591399366365,1cyclictest0-21swapper/211:10:022
379591399366365,1cyclictest0-21swapper/211:06:022
379591399366365,1cyclictest0-21swapper/210:10:022
379591399366365,1cyclictest0-21swapper/208:41:022
379591399366365,1cyclictest0-21swapper/207:55:032
379591399366365,1cyclictest0-21swapper/207:10:022
379591399366364,1cyclictest0-21swapper/209:57:022
379590199366364,1cyclictest3986256-21kworker/1:112:31:021
379591399365364,1cyclictest4056104-21kworker/2:112:02:022
379591399365364,1cyclictest4056104-21kworker/2:110:07:022
379591399365364,1cyclictest4056104-21kworker/2:109:20:032
379591399365364,1cyclictest4056104-21kworker/2:107:53:032
379591399365364,1cyclictest4056104-21kworker/2:107:28:022
379591399365364,1cyclictest0-21swapper/210:26:022
379591399365364,1cyclictest0-21swapper/208:28:022
379591399365364,1cyclictest0-21swapper/207:31:022
379591399365364,1cyclictest0-21swapper/207:18:022
379591399365363,1cyclictest0-21swapper/210:51:022
379591399365363,1cyclictest0-21swapper/209:12:022
379591399365363,1cyclictest0-21swapper/208:53:022
379590199365364,1cyclictest3986256-21kworker/1:112:37:021
379591399364363,1cyclictest4056104-21kworker/2:108:37:032
379591399364363,1cyclictest0-21swapper/210:23:022
379591399364363,1cyclictest0-21swapper/209:16:032
379591399364363,1cyclictest0-21swapper/209:16:032
379591399364362,1cyclictest4056104-21kworker/2:108:06:022
379591399364362,1cyclictest0-21swapper/211:29:022
379591399364362,1cyclictest0-21swapper/210:39:022
379591399364362,1cyclictest0-21swapper/208:47:022
379591399363362,1cyclictest3889996-21kworker/2:211:38:022
379591399363362,1cyclictest3889996-21kworker/2:210:32:022
379591399363362,1cyclictest0-21swapper/210:49:032
379591399363362,1cyclictest0-21swapper/210:49:032
379591399363362,1cyclictest0-21swapper/208:01:032
379590199363361,1cyclictest3896004-21kworker/1:211:58:021
379591399362361,1cyclictest0-21swapper/208:24:022
379591399362360,2cyclictest3889996-21kworker/2:210:43:022
379590199362361,1cyclictest3805751-21kworker/1:207:25:021
379590199362360,1cyclictest3896004-21kworker/1:211:05:021
379591399361360,1cyclictest0-21swapper/207:46:022
379591399361360,1cyclictest0-21swapper/207:46:022
379590199361360,1cyclictest0-21swapper/111:50:021
379590199361359,1cyclictest3896004-21kworker/1:212:18:031
379590199360359,1cyclictest3896004-21kworker/1:212:13:031
379590199360359,1cyclictest3896004-21kworker/1:212:13:021
379590199360359,1cyclictest3896004-21kworker/1:210:50:021
379590199360359,1cyclictest3805751-21kworker/1:209:05:031
379590199360359,1cyclictest3805751-21kworker/1:208:36:021
379590199360359,1cyclictest0-21swapper/107:19:031
379590199359358,1cyclictest3896004-21kworker/1:210:05:021
379590199359358,1cyclictest3896004-21kworker/1:210:01:031
379590199359358,1cyclictest3805751-21kworker/1:208:50:021
379590199359358,1cyclictest3805751-21kworker/1:208:15:021
379590199359358,1cyclictest0-21swapper/112:21:021
379590199359358,1cyclictest0-21swapper/112:00:021
379590199359357,1cyclictest0-21swapper/109:10:021
379590199358357,1cyclictest3896004-21kworker/1:210:30:021
379590199358357,1cyclictest3805751-21kworker/1:208:30:021
379590199358357,1cyclictest0-21swapper/110:11:021
379590199358356,2cyclictest3986256-21kworker/1:112:25:021
379590199358356,1cyclictest0-21swapper/107:43:021
379590199357356,1cyclictest3896004-21kworker/1:211:34:031
379590199357356,1cyclictest3896004-21kworker/1:210:48:021
379590199357356,1cyclictest3896004-21kworker/1:210:48:021
379590199357356,1cyclictest3896004-21kworker/1:210:36:031
379590199357356,1cyclictest3896004-21kworker/1:209:56:031
379590199357356,1cyclictest3868942-21kworker/1:009:25:021
379590199357356,1cyclictest3805751-21kworker/1:208:22:031
379590199357356,1cyclictest0-21swapper/110:20:021
379590199357355,1cyclictest3868942-21kworker/1:009:51:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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