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2026-05-08 - 11:22
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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 Fri May 08, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121256993810,380cyclictest88801-21kworker/5:120:51:025
121256993810,380cyclictest88801-21kworker/5:120:45:025
121256993810,380cyclictest188237-21kworker/5:222:45:025
121256993800,379cyclictest188237-21kworker/5:221:05:015
121256993800,1cyclictest188237-21kworker/5:200:37:015
12125699378375,2cyclictest88801-21kworker/5:119:55:015
12125699377376,1cyclictest188237-21kworker/5:200:17:025
12125699377376,1cyclictest188237-21kworker/5:200:00:025
12125699377375,1cyclictest188237-21kworker/5:223:45:025
12125699377375,1cyclictest188237-21kworker/5:221:15:025
12125699377374,2cyclictest188237-21kworker/5:222:29:025
12125699376375,1cyclictest188237-21kworker/5:223:12:025
12125699376375,1cyclictest188237-21kworker/5:222:38:025
12125699376375,1cyclictest0-21swapper/523:09:025
12125699376375,1cyclictest0-21swapper/521:41:015
12125699376375,1cyclictest0-21swapper/500:32:025
12125699376374,1cyclictest88801-21kworker/5:120:27:025
12125699376374,1cyclictest188237-21kworker/5:221:27:025
12125699375374,1cyclictest0-21swapper/523:30:015
12125699375374,1cyclictest0-21swapper/521:45:025
12125699375373,1cyclictest88801-21kworker/5:119:33:015
12125699375373,1cyclictest188237-21kworker/5:223:25:025
12125699375373,1cyclictest188237-21kworker/5:222:12:025
12125699375373,1cyclictest188237-21kworker/5:221:51:025
12125699375373,1cyclictest0-21swapper/521:59:025
12125699373372,1cyclictest88801-21kworker/5:120:15:025
12125699373372,1cyclictest88801-21kworker/5:119:25:025
12125699373372,1cyclictest188237-21kworker/5:223:18:025
12125699373371,1cyclictest88801-21kworker/5:120:05:025
12125699373371,1cyclictest0-21swapper/519:13:025
12125699373371,1cyclictest0-21swapper/500:08:025
12125699373370,2cyclictest188237-21kworker/5:221:12:025
12125699373370,2cyclictest188237-21kworker/5:221:12:025
12125699372371,1cyclictest188237-21kworker/5:222:33:025
12125699372370,1cyclictest88801-21kworker/5:120:41:015
12125699372370,1cyclictest88801-21kworker/5:119:51:025
12125699371369,2cyclictest188237-21kworker/5:223:38:025
12125699371369,1cyclictest0-21swapper/500:20:025
12125699370369,1cyclictest188237-21kworker/5:223:50:025
12125699370369,1cyclictest188237-21kworker/5:222:04:025
12125699370369,1cyclictest188237-21kworker/5:200:25:025
12125699369367,1cyclictest0-21swapper/523:02:015
12125699369366,2cyclictest188237-21kworker/5:222:24:025
12125699369366,2cyclictest188237-21kworker/5:221:21:025
12125699368366,1cyclictest188237-21kworker/5:200:11:025
12125699368366,1cyclictest188237-21kworker/5:200:11:015
12125699367366,1cyclictest188237-21kworker/5:223:42:025
12125699367366,1cyclictest188237-21kworker/5:222:09:025
12125699366365,1cyclictest188237-21kworker/5:221:30:025
12125699365364,1cyclictest88801-21kworker/5:120:30:025
12125699365364,1cyclictest188237-21kworker/5:223:57:025
12125699365364,1cyclictest188237-21kworker/5:223:24:025
12125699365364,1cyclictest188237-21kworker/5:221:38:025
12125699364363,1cyclictest0-21swapper/519:24:025
12125699363362,1cyclictest88801-21kworker/5:119:38:025
12125699361360,1cyclictest88801-21kworker/5:120:23:025
12125699361360,1cyclictest88801-21kworker/5:119:44:025
12125699360359,1cyclictest0-21swapper/521:02:025
12125699360359,1cyclictest0-21swapper/519:49:025
12125699360359,1cyclictest0-21swapper/519:49:025
12122399351349,1cyclictest0-21swapper/123:43:021
12122399349347,1cyclictest0-21swapper/122:19:021
12122399348346,1cyclictest228163-21ssh21:36:021
12122399348346,1cyclictest0-21swapper/122:28:021
12122399347345,1cyclictest0-21swapper/123:36:021
12122399346344,1cyclictest0-21swapper/123:59:021
12122399345344,1cyclictest0-21swapper/100:27:021
12122399345343,1cyclictest0-21swapper/122:23:021
12122399345343,1cyclictest0-21swapper/121:47:021
12122399344343,1cyclictest0-21swapper/122:41:021
12122399344343,1cyclictest0-21swapper/122:41:011
12122399344343,1cyclictest0-21swapper/121:29:021
12122399344342,1cyclictest0-21swapper/122:39:011
12122399343342,1cyclictest0-21swapper/122:47:021
12122399343342,1cyclictest0-21swapper/100:07:021
12122399343341,1cyclictest0-21swapper/123:49:021
12122399342341,1cyclictest0-21swapper/121:31:021
12122399342340,1cyclictest146118-21kworker/1:223:51:011
12122399342340,1cyclictest0-21swapper/123:31:021
12122399342340,1cyclictest0-21swapper/123:03:021
12122399342340,1cyclictest0-21swapper/100:35:021
12122399341340,1cyclictest146118-21kworker/1:223:07:021
12122399341340,1cyclictest146118-21kworker/1:222:05:021
12122399341340,1cyclictest0-21swapper/100:31:011
12122399341339,1cyclictest0-21swapper/121:53:021
12122399341339,1cyclictest0-21swapper/100:13:021
12122399341339,1cyclictest0-21swapper/100:13:021
12122399340339,1cyclictest0-21swapper/121:13:021
12122399340339,1cyclictest0-21swapper/121:13:021
12122399340339,1cyclictest0-21swapper/119:57:021
12122399340338,1cyclictest146118-21kworker/1:223:21:021
12122399340338,1cyclictest0-21swapper/121:01:021
12122399340338,1cyclictest0-21swapper/119:15:021
12122399339338,1cyclictest146118-21kworker/1:221:57:021
12122399339338,1cyclictest0-21swapper/123:26:021
12122399339337,1cyclictest0-21swapper/121:43:021
12122399339337,1cyclictest0-21swapper/120:57:011
12122399339337,1cyclictest0-21swapper/120:31:021
12122399339337,1cyclictest0-21swapper/119:37:021
12122399339336,2cyclictest146118-21kworker/1:220:45:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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