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2026-04-06 - 15:47
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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 Mon Apr 06, 2026 12:46:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
135063399373372,1cyclictest1405603-21kworker/1:010:01:021
135063399370369,1cyclictest1405603-21kworker/1:008:50:021
135063399370368,1cyclictest1632624-21kworker/1:208:01:011
135063399369368,1cyclictest1405603-21kworker/1:010:25:021
135063399369368,1cyclictest1405603-21kworker/1:010:25:011
135063399369367,1cyclictest1405603-21kworker/1:009:35:011
135063399368367,1cyclictest1632624-21kworker/1:208:11:011
135063399368367,1cyclictest1632624-21kworker/1:207:19:021
135063399368367,1cyclictest1405603-21kworker/1:010:17:011
135063399368366,1cyclictest1405603-21kworker/1:009:45:011
135063399367366,1cyclictest1405603-21kworker/1:010:13:021
135063399367366,1cyclictest1405603-21kworker/1:009:10:011
135063399367365,1cyclictest1632624-21kworker/1:207:40:011
135063399366365,1cyclictest1438546-21kworker/1:309:34:011
135063399366365,1cyclictest1405603-21kworker/1:010:35:021
135063399366365,1cyclictest1405603-21kworker/1:009:58:021
135063399366365,1cyclictest1405603-21kworker/1:009:43:011
135063399366364,1cyclictest1632624-21kworker/1:207:48:011
135063399365364,1cyclictest1632624-21kworker/1:208:23:011
135063399365364,1cyclictest1537735-21kworker/1:112:21:011
135063399365364,1cyclictest1528945-21kworker/1:212:13:011
135063399365364,1cyclictest1405603-21kworker/1:012:08:021
135063399365364,1cyclictest1405603-21kworker/1:011:06:011
135063399365364,1cyclictest1405603-21kworker/1:008:47:021
135063399365363,1cyclictest1632624-21kworker/1:208:28:021
135063399364363,1cyclictest1632624-21kworker/1:207:27:021
135063399364363,1cyclictest1632624-21kworker/1:207:22:011
135063399364363,1cyclictest1405603-21kworker/1:011:21:011
135063399364363,1cyclictest1405603-21kworker/1:009:52:021
135063399364363,1cyclictest1405603-21kworker/1:009:09:011
135063399364362,1cyclictest1405603-21kworker/1:011:37:021
135063399364362,1cyclictest1405603-21kworker/1:010:57:011
135063399364362,1cyclictest1405603-21kworker/1:010:43:021
135064199363362,1cyclictest1441704-21kworker/2:011:38:022
135063399363362,1cyclictest1537735-21kworker/1:112:29:031
135063399363362,1cyclictest1405603-21kworker/1:011:34:031
135063399363362,1cyclictest1405603-21kworker/1:010:53:011
135063399363362,1cyclictest1405603-21kworker/1:010:24:021
135063399363362,1cyclictest1405603-21kworker/1:010:09:021
135063399362361,1cyclictest1632624-21kworker/1:208:36:021
135063399362361,1cyclictest1405603-21kworker/1:011:02:021
135063399362361,1cyclictest1405603-21kworker/1:008:58:021
135063399361360,1cyclictest1405603-21kworker/1:010:34:021
135062699349348,1cyclictest1393557-21kworker/0:008:20:020
135062699349348,1cyclictest0-21swapper/009:25:020
135062699348347,1cyclictest1393557-21kworker/0:010:14:020
135062699348346,1cyclictest0-21swapper/011:33:020
135062699347346,1cyclictest0-21swapper/008:10:020
135062699347346,1cyclictest0-21swapper/007:15:010
135062699347345,1cyclictest0-21swapper/010:31:020
135062699346345,1cyclictest0-21swapper/011:03:020
135062699346345,1cyclictest0-21swapper/010:02:010
135062699345344,1cyclictest0-21swapper/011:35:010
135062699345344,1cyclictest0-21swapper/010:55:020
135062699345343,1cyclictest1393557-21kworker/0:009:42:020
135062699344343,1cyclictest0-21swapper/011:10:030
135062699344343,1cyclictest0-21swapper/009:23:020
135062699344343,1cyclictest0-21swapper/008:05:020
135062699344342,1cyclictest0-21swapper/009:08:010
135062699344342,1cyclictest0-21swapper/007:56:020
135066999343342,1cyclictest0-21swapper/611:38:036
135062699343342,1cyclictest0-21swapper/007:45:020
135062699343342,1cyclictest0-21swapper/007:11:010
135062699342341,1cyclictest1393557-21kworker/0:009:33:020
135062699342341,1cyclictest1393557-21kworker/0:009:18:020
135062699342341,1cyclictest0-21swapper/012:32:030
135062699342341,1cyclictest0-21swapper/010:05:010
135062699342340,2cyclictest1393557-21kworker/0:010:50:020
135062699341340,1cyclictest0-21swapper/011:46:020
135062699341340,1cyclictest0-21swapper/007:29:010
135062699341340,1cyclictest0-21swapper/007:21:010
135062699341339,1cyclictest1393557-21kworker/0:011:07:020
135062699341339,1cyclictest0-21swapper/007:41:010
135067599340339,1cyclictest0-21swapper/710:45:017
135062699340339,1cyclictest1393557-21kworker/0:012:18:030
135062699340339,1cyclictest1393557-21kworker/0:008:52:010
135062699340339,1cyclictest0-21swapper/012:24:030
135062699340339,1cyclictest0-21swapper/010:38:010
135062699340339,1cyclictest0-21swapper/010:28:020
135062699340339,1cyclictest0-21swapper/010:28:010
135062699340339,1cyclictest0-21swapper/009:47:020
135062699340339,1cyclictest0-21swapper/008:31:020
135062699340339,1cyclictest0-21swapper/008:17:020
135062699340339,1cyclictest0-21swapper/007:52:020
135062699340338,1cyclictest0-21swapper/011:42:020
135062699339338,1cyclictest1393557-21kworker/0:012:10:020
135062699339338,1cyclictest1393557-21kworker/0:010:40:010
135062699339338,1cyclictest0-21swapper/010:16:020
135062699339337,2cyclictest1393557-21kworker/0:011:54:010
135062699339337,1cyclictest1393557-21kworker/0:009:50:020
135062699339337,1cyclictest0-21swapper/011:18:030
135062699338337,1cyclictest0-21swapper/008:39:010
135067599337336,1cyclictest1432678-21kworker/7:212:15:017
135062699337336,1cyclictest1393557-21kworker/0:010:20:010
135062699336335,1cyclictest1393557-21kworker/0:011:22:030
135062699336335,1cyclictest1393557-21kworker/0:008:43:010
135062699336334,1cyclictest1393557-21kworker/0:011:59:010
135062699336334,1cyclictest1393557-21kworker/0:011:59:010
135067599335334,1cyclictest1432678-21kworker/7:211:50:037
135062699335334,1cyclictest1393557-21kworker/0:012:37:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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