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2026-06-07 - 20:13
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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 07, 2026 12:46:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
295981299373371,1cyclictest2990710-21kworker/2:008:47:022
295981299373371,1cyclictest2990710-21kworker/2:008:47:022
295981299371370,1cyclictest0-21swapper/209:45:022
295981299370369,1cyclictest0-21swapper/212:35:022
295981299370368,1cyclictest2990710-21kworker/2:008:01:012
295981299370368,1cyclictest0-21swapper/210:55:022
295981299369368,1cyclictest0-21swapper/210:05:022
295981299369367,1cyclictest3068932-21kworker/2:010:29:022
295981299369367,1cyclictest0-21swapper/211:33:022
295981299368366,1cyclictest2990710-21kworker/2:008:35:022
295981299367366,1cyclictest0-21swapper/208:05:022
295981299367365,1cyclictest0-21swapper/209:43:022
295980199367366,1cyclictest0-21swapper/112:01:011
295979399367365,1cyclictest0-21swapper/012:25:020
295981299366365,1cyclictest2990710-21kworker/2:008:13:022
295981299366365,1cyclictest0-21swapper/208:19:022
295982599365363,1cyclictest0-21swapper/412:15:014
295981299365364,1cyclictest3035841-21kworker/2:109:20:022
295981299365363,1cyclictest3267943-21kworker/2:007:45:022
295981299365363,1cyclictest0-21swapper/210:37:012
295981299365363,1cyclictest0-21swapper/209:03:022
295981299364363,1cyclictest2990710-21kworker/2:008:41:022
295981299364363,1cyclictest0-21swapper/209:53:022
295982599363362,1cyclictest0-21swapper/411:25:014
295981299363362,1cyclictest0-21swapper/211:12:022
295981299363362,1cyclictest0-21swapper/209:09:022
295981299363361,1cyclictest3267943-21kworker/2:007:27:022
295982599362361,1cyclictest0-21swapper/410:13:024
295982599362360,1cyclictest3089976-21kworker/4:111:45:014
295982599362360,1cyclictest3089976-21kworker/4:111:05:024
295981299362361,1cyclictest0-21swapper/208:20:022
295981299362360,1cyclictest3267943-21kworker/2:007:37:022
295981299362360,1cyclictest3068932-21kworker/2:010:11:012
295981299362360,1cyclictest0-21swapper/211:22:012
295982599361360,1cyclictest243984-21kworker/4:309:15:014
295981299361360,1cyclictest3035841-21kworker/2:109:39:012
295981299361359,1cyclictest3035841-21kworker/2:109:27:012
295979399361359,1cyclictest0-21swapper/012:22:020
295982599360358,1cyclictest3089976-21kworker/4:111:35:014
295981299360359,1cyclictest3267943-21kworker/2:007:10:012
295982599359358,1cyclictest0-21swapper/410:50:024
295982599359357,1cyclictest243984-21kworker/4:310:01:024
295982599359357,1cyclictest243984-21kworker/4:309:55:014
295982599359357,1cyclictest0-21swapper/410:21:024
295981299359358,1cyclictest3068932-21kworker/2:011:38:022
295984099358356,1cyclictest0-21swapper/608:47:026
295984099358356,1cyclictest0-21swapper/608:47:026
295982599358357,1cyclictest243984-21kworker/4:310:15:014
295981299358356,1cyclictest0-21swapper/207:22:022
295981299358356,1cyclictest0-21swapper/207:22:022
295981299358355,2cyclictest3050864-21kworker/2:209:56:022
295982599357356,1cyclictest243984-21kworker/4:310:41:024
295982599357355,1cyclictest3089976-21kworker/4:110:45:024
295981299357356,1cyclictest3267943-21kworker/2:007:50:022
295981299357355,1cyclictest3068932-21kworker/2:012:00:022
295981299357355,1cyclictest0-21swapper/212:34:022
295984099356354,1cyclictest3017784-21kworker/6:009:45:016
295982599356355,1cyclictest3089976-21kworker/4:112:21:014
295982599356355,1cyclictest243984-21kworker/4:308:03:024
295981299356354,2cyclictest3068932-21kworker/2:011:19:022
295984099355353,1cyclictest3111041-21kworker/6:112:35:016
295982599355353,1cyclictest243984-21kworker/4:308:51:024
295982599355353,1cyclictest243984-21kworker/4:308:45:024
295982599355353,1cyclictest243984-21kworker/4:308:45:024
295981299355353,1cyclictest0-21swapper/208:50:022
295981299355352,2cyclictest3267943-21kworker/2:007:19:022
295984099354352,1cyclictest3017784-21kworker/6:010:55:026
295984099354352,1cyclictest3017784-21kworker/6:010:05:026
295982599354353,1cyclictest0-21swapper/412:02:014
295982599354353,1cyclictest0-21swapper/408:44:024
295982599354352,1cyclictest3089976-21kworker/4:112:39:024
295982599354352,1cyclictest243984-21kworker/4:310:25:024
295982599354352,1cyclictest243984-21kworker/4:307:48:024
295982599354352,1cyclictest243984-21kworker/4:307:41:024
295982599354352,1cyclictest243984-21kworker/4:307:13:024
295982599354352,1cyclictest0-21swapper/408:27:024
295981299354352,1cyclictest0-21swapper/210:02:012
295984099353352,1cyclictest0-21swapper/608:01:026
295984099353351,1cyclictest3111041-21kworker/6:111:33:026
295982599353352,1cyclictest0-21swapper/412:05:014
295982599353351,1cyclictest3089976-21kworker/4:111:11:014
295982599353351,1cyclictest243984-21kworker/4:309:12:024
295981299353352,1cyclictest0-21swapper/211:08:012
295984099352351,1cyclictest0-21swapper/610:29:026
295984099352351,1cyclictest0-21swapper/608:35:026
295984099352350,1cyclictest0-21swapper/608:13:016
295982599352351,1cyclictest3089976-21kworker/4:111:00:014
295982599352351,1cyclictest0-21swapper/411:56:014
295982599352351,1cyclictest0-21swapper/410:36:024
295982599352351,1cyclictest0-21swapper/409:24:014
295982599352350,1cyclictest0-21swapper/408:59:024
295982599352350,1cyclictest0-21swapper/408:09:024
295981299352351,1cyclictest3068932-21kworker/2:012:29:022
295981299352350,1cyclictest3068932-21kworker/2:010:48:022
295984099351350,1cyclictest2975673-21kworker/6:208:05:026
295984099351349,1cyclictest2975673-21kworker/6:208:19:016
295982599351350,1cyclictest243984-21kworker/4:307:17:024
295982599351349,1cyclictest0-21swapper/411:44:024
295984099350349,1cyclictest3017784-21kworker/6:009:43:016
295981299350348,1cyclictest3068932-21kworker/2:012:16:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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