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2025-12-15 - 15:02
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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 Dec 15, 2025 12:46:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
892485993810,380cyclictest0-21swapper/210:34:022
89248599380379,1cyclictest856240-21kworker/2:008:35:022
89248599380379,1cyclictest1043744-21kworker/2:111:55:022
89248599380379,1cyclictest1043744-21kworker/2:111:55:022
89248599379377,1cyclictest856240-21kworker/2:009:46:022
89248599378377,1cyclictest856240-21kworker/2:009:14:022
89248599378377,1cyclictest856240-21kworker/2:008:13:022
89248599378377,1cyclictest1043744-21kworker/2:111:27:022
89251099377376,1cyclictest97550irq/166-enp0s3110:41:015
89251099377376,1cyclictest97550irq/166-enp0s3109:17:015
89248599377376,1cyclictest856240-21kworker/2:010:17:022
89248599377376,1cyclictest856240-21kworker/2:008:20:022
89251099376374,1cyclictest97550irq/166-enp0s3110:07:015
89248599376375,1cyclictest856240-21kworker/2:009:36:022
89248599376375,1cyclictest856240-21kworker/2:008:33:012
89248599376375,1cyclictest856240-21kworker/2:008:28:022
89248599376375,1cyclictest1043744-21kworker/2:112:02:012
89248599376375,1cyclictest1043744-21kworker/2:111:36:022
89248599376375,1cyclictest1043744-21kworker/2:111:30:022
89251099375373,1cyclictest97550irq/166-enp0s3112:23:015
89251099375373,1cyclictest97550irq/166-enp0s3111:57:015
89251099375373,1cyclictest97550irq/166-enp0s3111:57:015
89251099375373,1cyclictest97550irq/166-enp0s3107:47:015
89248599375374,1cyclictest856240-21kworker/2:010:24:022
89248599375374,1cyclictest856240-21kworker/2:009:24:022
89248599375374,1cyclictest856240-21kworker/2:008:46:022
89248599375374,1cyclictest856240-21kworker/2:007:32:022
89248599375374,1cyclictest1043744-21kworker/2:112:36:012
89251099374373,1cyclictest97550irq/166-enp0s3111:17:015
89251099374373,1cyclictest889347-21kworker/5:107:11:025
89251099374372,1cyclictest97550irq/166-enp0s3112:13:015
89251099374372,1cyclictest97550irq/166-enp0s3111:49:015
89251099374372,1cyclictest97550irq/166-enp0s3111:33:015
89248599374373,1cyclictest856240-21kworker/2:010:37:022
89248599374373,1cyclictest856240-21kworker/2:009:40:022
89248599374373,1cyclictest1043744-21kworker/2:111:46:022
89248599374373,1cyclictest1022681-21kworker/2:210:48:022
89251099373372,1cyclictest97550irq/166-enp0s3107:27:015
89251099373372,1cyclictest97550irq/166-enp0s3107:27:015
89251099373371,1cyclictest97550irq/166-enp0s3107:43:015
89248599373372,1cyclictest856240-21kworker/2:009:27:022
89251099372371,1cyclictest97550irq/166-enp0s3109:47:015
89251099372371,1cyclictest97550irq/166-enp0s3109:23:015
89248599372371,1cyclictest1022681-21kworker/2:211:14:022
89251099371370,1cyclictest97550irq/166-enp0s3111:35:015
89251099369368,1cyclictest0-21swapper/512:18:025
89251099368367,1cyclictest889347-21kworker/5:109:30:025
89251099368367,1cyclictest0-21swapper/511:50:025
89251099368366,1cyclictest97550irq/166-enp0s3107:17:015
89247199368365,2cyclictest938199-21kworker/0:309:17:010
89251099367366,1cyclictest0-21swapper/510:21:025
89251099366365,1cyclictest889347-21kworker/5:108:55:025
89251099366365,1cyclictest889347-21kworker/5:108:55:025
89251099366364,1cyclictest0-21swapper/507:37:025
89251099365364,1cyclictest983567-21kworker/5:010:13:025
89247199365363,1cyclictest0-21swapper/008:49:020
89251099364363,1cyclictest889347-21kworker/5:108:29:015
89251099364363,1cyclictest0-21swapper/510:33:025
89251099364363,1cyclictest0-21swapper/509:52:025
89251099364363,1cyclictest0-21swapper/508:50:025
89251099364362,1cyclictest97550irq/166-enp0s3110:15:015
89251099364362,1cyclictest0-21swapper/512:01:025
89247199364362,1cyclictest0-21swapper/012:15:010
89251099363362,1cyclictest97550irq/166-enp0s3109:57:015
89251099363362,1cyclictest0-21swapper/511:40:025
89251099363362,1cyclictest0-21swapper/509:08:025
89247199363361,2cyclictest0-21swapper/008:05:020
89251099362361,1cyclictest983567-21kworker/5:010:50:025
89247199362361,1cyclictest0-21swapper/012:24:020
89247199362361,1cyclictest0-21swapper/008:17:020
89251099361360,1cyclictest889347-21kworker/5:109:10:025
89251099361359,2cyclictest983567-21kworker/5:011:00:025
89247199361359,1cyclictest1034569-21kworker/0:011:35:010
89251099360359,1cyclictest983567-21kworker/5:010:00:025
89251099360359,1cyclictest889347-21kworker/5:109:02:025
89251099360359,1cyclictest889347-21kworker/5:108:15:025
89251099359358,1cyclictest983567-21kworker/5:010:47:025
89251099359358,1cyclictest889347-21kworker/5:107:58:025
89251099359358,1cyclictest1043395-21kworker/5:312:07:025
89251099359358,1cyclictest1043395-21kworker/5:311:28:025
89251099358357,1cyclictest889347-21kworker/5:108:30:025
89251099358357,1cyclictest889347-21kworker/5:107:33:025
89251099358357,1cyclictest1043395-21kworker/5:312:28:025
89251099358357,1cyclictest0-21swapper/508:44:025
89247199358357,1cyclictest1034569-21kworker/0:011:45:010
89251099357356,1cyclictest0-21swapper/509:26:025
89251099356355,1cyclictest0-21swapper/509:37:025
89251099356355,1cyclictest0-21swapper/508:37:025
89251099355354,1cyclictest983567-21kworker/5:011:10:025
89251099355354,1cyclictest889347-21kworker/5:108:24:025
89251099355354,1cyclictest1043395-21kworker/5:311:22:025
89251099355354,1cyclictest0-21swapper/509:42:025
89251099355354,1cyclictest0-21swapper/508:08:025
89251099355353,1cyclictest889347-21kworker/5:108:03:025
89247199355354,1cyclictest0-21swapper/012:29:010
89247199355354,1cyclictest0-21swapper/010:27:010
89247199355354,1cyclictest0-21swapper/010:27:010
89247199355354,1cyclictest0-21swapper/008:31:020
89251099354353,1cyclictest1043395-21kworker/5:312:32:025
89247199354353,1cyclictest1034569-21kworker/0:011:21:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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