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2026-03-12 - 19:16
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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 Thu Mar 12, 2026 12:46:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
711605993800,379cyclictest0-21swapper/610:18:026
711605993800,1cyclictest0-21swapper/611:34:026
711605993800,1cyclictest0-21swapper/609:19:026
71157699369367,1cyclictest0-21swapper/211:45:022
71157699367366,1cyclictest0-21swapper/211:56:022
71157699367366,1cyclictest0-21swapper/211:56:012
71157699367366,1cyclictest0-21swapper/208:39:022
71157699367365,1cyclictest0-21swapper/210:35:022
71157699367365,1cyclictest0-21swapper/208:40:022
71157699366365,1cyclictest0-21swapper/209:20:022
71157699366365,1cyclictest0-21swapper/209:10:022
71157699366365,1cyclictest0-21swapper/207:25:022
71157699365364,1cyclictest0-21swapper/210:20:022
71157699365363,1cyclictest871580-21kworker/2:011:35:022
71157699365363,1cyclictest0-21swapper/208:31:022
71161199364363,1cyclictest751489-21kworker/7:209:23:027
71157699364363,1cyclictest0-21swapper/210:25:022
71157699364363,1cyclictest0-21swapper/210:25:022
71157699364363,1cyclictest0-21swapper/208:15:022
71157699364362,1cyclictest0-21swapper/212:27:012
71157699364362,1cyclictest0-21swapper/210:17:022
71157699364362,1cyclictest0-21swapper/210:07:022
71157699364362,1cyclictest0-21swapper/209:55:022
71157699364362,1cyclictest0-21swapper/209:03:022
71157699364362,1cyclictest0-21swapper/209:03:022
71157699364362,1cyclictest0-21swapper/208:28:022
71157699364362,1cyclictest0-21swapper/207:24:022
71157699363362,1cyclictest0-21swapper/210:11:022
71157699363361,1cyclictest0-21swapper/211:16:022
71157699363361,1cyclictest0-21swapper/209:46:022
71157699363361,1cyclictest0-21swapper/209:43:022
71157699362361,1cyclictest766525-21kworker/2:108:55:022
71157699362361,1cyclictest0-21swapper/212:24:012
71157699362361,1cyclictest0-21swapper/211:52:022
71157699362361,1cyclictest0-21swapper/210:02:022
71157699362361,1cyclictest0-21swapper/207:42:022
71157699362360,1cyclictest766525-21kworker/2:111:05:022
71157699362360,1cyclictest766525-21kworker/2:109:15:022
71157699362360,1cyclictest0-21swapper/211:43:022
71157699362360,1cyclictest0-21swapper/210:51:022
71157699362360,1cyclictest0-21swapper/209:27:022
71157699361360,1cyclictest0-21swapper/210:57:022
71157699361360,1cyclictest0-21swapper/210:34:022
71157699361360,1cyclictest0-21swapper/208:04:022
71157699361360,1cyclictest0-21swapper/207:39:022
71157699361360,1cyclictest0-21swapper/207:11:022
71157699360359,1cyclictest0-21swapper/212:34:012
71157699360358,1cyclictest766525-21kworker/2:109:38:022
71157699359358,1cyclictest766525-21kworker/2:109:50:022
71157699359358,1cyclictest2177066-21kworker/2:208:24:022
71157699359358,1cyclictest2177066-21kworker/2:208:12:022
71157699359358,1cyclictest2177066-21kworker/2:208:05:022
71157699359357,1cyclictest766525-21kworker/2:110:46:022
71157699359357,1cyclictest766525-21kworker/2:108:49:022
71157699358357,1cyclictest871580-21kworker/2:012:38:022
71157699358356,1cyclictest2177066-21kworker/2:207:50:022
71157699355354,1cyclictest871580-21kworker/2:012:17:012
71157699355354,1cyclictest871580-21kworker/2:012:07:012
71157699355354,1cyclictest766525-21kworker/2:111:27:022
71157699354353,1cyclictest871580-21kworker/2:011:34:022
71157699354352,1cyclictest0-21swapper/210:43:022
71157699353351,1cyclictest0-21swapper/212:14:022
71157699352351,1cyclictest0-21swapper/207:49:022
71158499312311,1cyclictest0-21swapper/309:23:023
71161199291289,1cyclictest0-21swapper/708:52:027
71161199279277,1cyclictest0-21swapper/708:45:027
71159099278277,1cyclictest877840-21kworker/4:112:01:024
71159099277276,1cyclictest811671-21kworker/4:011:20:024
71159099277275,1cyclictest796606-21kworker/4:109:30:024
71159099275274,1cyclictest811671-21kworker/4:011:30:024
71159099275273,1cyclictest757502-21kworker/4:209:18:024
71161199274273,1cyclictest0-21swapper/712:10:027
71159099274273,1cyclictest811671-21kworker/4:010:24:024
71159099274273,1cyclictest796606-21kworker/4:109:45:024
71159099274271,2cyclictest814341-21chrt09:56:024
71161199273272,1cyclictest0-21swapper/711:40:027
71161199273272,1cyclictest0-21swapper/710:50:027
71161199273272,1cyclictest0-21swapper/710:01:027
71159099273272,1cyclictest877840-21kworker/4:112:25:024
71159099273272,1cyclictest877840-21kworker/4:112:20:024
71159099273272,1cyclictest711417-21kworker/4:107:45:024
71161199272271,1cyclictest751489-21kworker/7:208:41:027
71161199272271,1cyclictest0-21swapper/712:30:027
71161199272271,1cyclictest0-21swapper/708:56:027
71161199272271,1cyclictest0-21swapper/708:30:027
71161199272271,1cyclictest0-21swapper/708:08:027
71161199272271,1cyclictest0-21swapper/707:46:027
71161199272270,1cyclictest981782-21kworker/7:007:35:027
71161199272270,1cyclictest0-21swapper/708:23:027
71159099272271,1cyclictest757502-21kworker/4:208:57:024
71159099272271,1cyclictest711417-21kworker/4:108:14:024
71159099272271,1cyclictest711417-21kworker/4:107:26:024
71159099272271,1cyclictest0-21swapper/412:39:024
71161199271270,1cyclictest815716-21kworker/7:210:14:027
71161199271270,1cyclictest751489-21kworker/7:209:25:027
71161199271270,1cyclictest0-21swapper/712:15:027
71161199271270,1cyclictest0-21swapper/712:06:027
71161199271270,1cyclictest0-21swapper/711:24:027
71161199271270,1cyclictest0-21swapper/709:57:027
71161199271269,1cyclictest0-21swapper/711:26:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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