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2026-03-31 - 22:43
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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 Tue Mar 31, 2026 12:46:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3386473993810,380cyclictest0-21swapper/112:26:021
3386473993810,380cyclictest0-21swapper/112:13:031
3386473993810,380cyclictest0-21swapper/109:06:021
3386473993800,379cyclictest0-21swapper/107:19:021
3386473993800,1cyclictest0-21swapper/111:41:031
3386473993800,1cyclictest0-21swapper/110:53:021
338646699322321,1cyclictest3396288-21kworker/0:107:28:020
338646699321320,1cyclictest0-21swapper/008:55:020
338646699321320,1cyclictest0-21swapper/008:12:020
338646699320319,1cyclictest3417405-21kworker/0:010:35:020
338646699320319,1cyclictest3417405-21kworker/0:008:30:030
338646699320319,1cyclictest0-21swapper/010:25:020
338646699320319,1cyclictest0-21swapper/007:10:020
338646699320318,1cyclictest3417405-21kworker/0:009:44:020
338646699319318,1cyclictest3417405-21kworker/0:011:05:020
338646699319318,1cyclictest3417405-21kworker/0:008:09:020
338646699319318,1cyclictest3396288-21kworker/0:107:56:020
338646699319318,1cyclictest0-21swapper/009:36:020
338646699319318,1cyclictest0-21swapper/009:10:020
338646699318317,1cyclictest3417405-21kworker/0:012:20:020
338646699318317,1cyclictest3417405-21kworker/0:011:15:020
338646699318317,1cyclictest0-21swapper/012:15:020
338646699317316,1cyclictest3417405-21kworker/0:011:31:020
338646699317316,1cyclictest3417405-21kworker/0:011:31:020
338646699317316,1cyclictest3417405-21kworker/0:010:40:020
338646699317316,1cyclictest3417405-21kworker/0:008:15:020
338646699317316,1cyclictest3396288-21kworker/0:107:43:020
338646699317316,1cyclictest0-21swapper/011:55:030
338646699317316,1cyclictest0-21swapper/011:03:030
338646699317316,1cyclictest0-21swapper/010:45:020
338646699317316,1cyclictest0-21swapper/008:20:020
338646699316315,1cyclictest3417405-21kworker/0:012:25:020
338646699316315,1cyclictest0-21swapper/009:45:020
338646699316315,1cyclictest0-21swapper/008:49:020
338646699316314,1cyclictest0-21swapper/011:44:020
338646699315314,1cyclictest0-21swapper/012:01:020
338646699315314,1cyclictest0-21swapper/011:45:020
338646699315314,1cyclictest0-21swapper/011:36:020
338646699315314,1cyclictest0-21swapper/011:26:020
338646699315314,1cyclictest0-21swapper/011:21:020
338646699315314,1cyclictest0-21swapper/010:22:020
338646699315314,1cyclictest0-21swapper/010:11:020
338646699315314,1cyclictest0-21swapper/009:26:020
338646699315314,1cyclictest0-21swapper/007:35:020
338646699315313,1cyclictest3417405-21kworker/0:010:02:030
338646699315313,1cyclictest0-21swapper/010:18:020
338646699315313,1cyclictest0-21swapper/009:51:020
338646699315313,1cyclictest0-21swapper/007:24:020
338648099314313,1cyclictest0-21swapper/207:27:032
338646699314313,1cyclictest0-21swapper/012:39:020
338646699314313,1cyclictest0-21swapper/010:57:030
338646699314313,1cyclictest0-21swapper/009:59:020
338646699314313,1cyclictest0-21swapper/009:59:020
338646699314313,1cyclictest0-21swapper/009:21:020
338646699314313,1cyclictest0-21swapper/008:26:030
338646699314313,1cyclictest0-21swapper/008:26:020
338646699314312,2cyclictest0-21swapper/012:07:020
338646699314312,1cyclictest3417405-21kworker/0:009:03:020
338648099313312,1cyclictest0-21swapper/211:00:022
338646699313312,1cyclictest0-21swapper/011:54:020
338646699313312,1cyclictest0-21swapper/011:12:020
338646699313312,1cyclictest0-21swapper/010:09:020
338648099312310,1cyclictest0-21swapper/211:40:022
338648099312310,1cyclictest0-21swapper/210:20:022
338648099312310,1cyclictest0-21swapper/210:00:022
338648099312310,1cyclictest0-21swapper/209:20:022
338646699312311,1cyclictest3417405-21kworker/0:012:12:020
338646699312311,1cyclictest3417405-21kworker/0:010:52:020
338646699312311,1cyclictest3417405-21kworker/0:009:32:020
338646699312311,1cyclictest3417405-21kworker/0:008:44:020
338646699312311,1cyclictest0-21swapper/010:32:020
338646699312311,1cyclictest0-21swapper/008:38:030
338646699311310,1cyclictest3396288-21kworker/0:107:34:020
338646699311310,1cyclictest0-21swapper/007:16:020
338648099310309,1cyclictest0-21swapper/211:16:022
338648099309308,1cyclictest3374321-21kworker/2:207:15:022
338648099308307,1cyclictest0-21swapper/211:27:032
338648099308306,1cyclictest3522800-21kworker/2:012:00:022
338648099308306,1cyclictest3389449-21kworker/2:008:19:032
338648099307306,1cyclictest3462531-21kworker/2:310:17:022
338648099307306,1cyclictest3462531-21kworker/2:309:50:032
338648099307306,1cyclictest3462531-21kworker/2:309:15:032
338648099307305,1cyclictest3389449-21kworker/2:008:10:022
338648099306305,1cyclictest3462531-21kworker/2:309:34:032
338648099306305,1cyclictest3389449-21kworker/2:008:05:022
338648099306304,1cyclictest0-21swapper/210:37:022
338648099305304,1cyclictest3389449-21kworker/2:008:04:022
338648099305304,1cyclictest0-21swapper/210:49:022
338648099305304,1cyclictest0-21swapper/210:12:022
338648099305304,1cyclictest0-21swapper/209:11:022
338648099305304,1cyclictest0-21swapper/207:32:022
338648099305303,1cyclictest3462531-21kworker/2:310:34:022
338648099305303,1cyclictest0-21swapper/211:13:022
338648099304303,1cyclictest3522800-21kworker/2:010:58:022
338648099304303,1cyclictest3389449-21kworker/2:007:57:032
338648099304303,1cyclictest0-21swapper/208:32:022
338648099304302,2cyclictest3522800-21kworker/2:012:06:022
338648099304302,1cyclictest3462531-21kworker/2:309:39:032
338648099304302,1cyclictest0-21swapper/207:11:022
338648099303302,1cyclictest3462531-21kworker/2:309:47:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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