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2026-06-10 - 20:16
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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 Wed Jun 10, 2026 12:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4051231993800,379cyclictest0-21swapper/708:25:027
405123199379377,1cyclictest0-21swapper/711:27:027
405123199378377,1cyclictest0-21swapper/709:31:027
405121699377376,1cyclictest20755-21kworker/5:012:33:025
405123199376375,1cyclictest0-21swapper/707:13:027
405121699374373,1cyclictest4022147-21kworker/5:208:25:025
405123199373371,1cyclictest0-21swapper/709:18:027
405121699373371,1cyclictest4022147-21kworker/5:209:49:025
405123199372371,1cyclictest0-21swapper/712:08:027
405123199371369,1cyclictest0-21swapper/708:48:027
405121699371370,1cyclictest4022147-21kworker/5:211:27:025
405121699371370,1cyclictest4022147-21kworker/5:209:03:025
405123199370369,1cyclictest0-21swapper/709:09:027
405121699370369,1cyclictest4022147-21kworker/5:209:31:035
405123199369366,2cyclictest0-21swapper/711:57:027
405123199369366,1cyclictest0-21swapper/708:59:027
405123199367365,1cyclictest0-21swapper/708:35:027
405123199366365,1cyclictest0-21swapper/712:21:027
405123199366364,1cyclictest0-21swapper/710:35:027
405123199365363,1cyclictest0-21swapper/710:41:027
405123199364362,1cyclictest0-21swapper/710:47:027
405123199364362,1cyclictest0-21swapper/710:09:027
405123199364362,1cyclictest0-21swapper/710:09:027
405123199364362,1cyclictest0-21swapper/708:15:037
405123199363361,1cyclictest4151005-21kworker/7:210:15:027
405123199363361,1cyclictest0-21swapper/708:13:027
405123199362360,1cyclictest4064050-21kworker/7:209:27:027
405123199362360,1cyclictest0-21swapper/711:15:027
405123199361359,1cyclictest4151005-21kworker/7:210:21:027
405123199361359,1cyclictest4064050-21kworker/7:208:07:027
405123199361359,1cyclictest4064050-21kworker/7:207:45:027
405123199361359,1cyclictest22930-21kworker/7:012:01:027
405123199361359,1cyclictest0-21swapper/711:51:027
405123199361359,1cyclictest0-21swapper/711:35:027
405123199361359,1cyclictest0-21swapper/711:35:027
405123199361359,1cyclictest0-21swapper/707:25:027
405123199360358,1cyclictest4064050-21kworker/7:209:21:027
405123199360358,1cyclictest4064050-21kworker/7:207:59:027
405123199360358,1cyclictest22930-21kworker/7:012:11:027
405123199360358,1cyclictest0-21swapper/711:41:027
405123199360358,1cyclictest0-21swapper/708:52:027
405121699360358,1cyclictest4022147-21kworker/5:208:59:025
405123199359357,1cyclictest4151005-21kworker/7:210:33:027
405123199359357,1cyclictest4151005-21kworker/7:210:27:027
405123199359357,1cyclictest0-21swapper/709:58:027
405123199359357,1cyclictest0-21swapper/707:39:027
405123199359356,2cyclictest0-21swapper/709:51:027
405121699359357,1cyclictest4022147-21kworker/5:210:35:025
405123199358357,1cyclictest0-21swapper/710:01:027
405123199358356,1cyclictest4064050-21kworker/7:207:31:027
405123199358356,1cyclictest4054143-21kworker/7:107:19:027
405123199358356,1cyclictest0-21swapper/712:26:027
405123199358356,1cyclictest0-21swapper/711:45:027
405123199358356,1cyclictest0-21swapper/711:06:027
405123199358356,1cyclictest0-21swapper/711:01:027
405123199358356,1cyclictest0-21swapper/708:44:027
405123199358356,1cyclictest0-21swapper/708:03:037
405121699358357,1cyclictest4022147-21kworker/5:208:35:025
405123199357356,1cyclictest0-21swapper/709:37:027
405123199357355,1cyclictest4139158-21kworker/7:109:47:027
405123199357355,1cyclictest0-21swapper/711:34:027
405123199357355,1cyclictest0-21swapper/709:13:027
405123199357355,1cyclictest0-21swapper/709:00:027
405123199357355,1cyclictest0-21swapper/707:51:037
405121699357356,1cyclictest4022147-21kworker/5:209:05:025
405121699357355,1cyclictest4022147-21kworker/5:210:47:025
405121699357355,1cyclictest20755-21kworker/5:011:57:025
405123199356354,1cyclictest0-21swapper/710:59:027
405123199356353,1cyclictest0-21swapper/712:19:027
405121699356355,1cyclictest4022147-21kworker/5:210:09:025
405121699356355,1cyclictest4022147-21kworker/5:210:09:025
405121699355354,1cyclictest4022147-21kworker/5:208:15:025
405121699355354,1cyclictest20755-21kworker/5:012:21:025
405123199354352,1cyclictest0-21swapper/707:42:027
405122499354353,1cyclictest4076083-21kworker/6:208:59:026
405121699354353,1cyclictest4022147-21kworker/5:210:41:025
405121699354353,1cyclictest4022147-21kworker/5:210:15:025
405121699354353,1cyclictest4022147-21kworker/5:208:13:025
405121699354353,1cyclictest0-21swapper/507:15:025
405121699354352,1cyclictest4022147-21kworker/5:211:15:025
405121699354352,1cyclictest4022147-21kworker/5:209:27:035
405123199353351,1cyclictest0-21swapper/710:10:027
405121699353352,1cyclictest4166346-21kworker/5:110:21:035
405121699353352,1cyclictest4022147-21kworker/5:208:07:025
405121699353352,1cyclictest20755-21kworker/5:012:01:025
405121699353351,1cyclictest4022147-21kworker/5:207:59:025
405121699353351,1cyclictest4022147-21kworker/5:207:29:025
405123199352351,1cyclictest0-21swapper/707:22:027
405121699352351,1cyclictest4022147-21kworker/5:209:21:025
405121699352351,1cyclictest4022147-21kworker/5:208:47:025
405121699352351,1cyclictest4022147-21kworker/5:207:45:025
405121699352350,1cyclictest20755-21kworker/5:012:11:035
405123199351350,1cyclictest4064050-21kworker/7:208:31:027
405123199351350,1cyclictest0-21swapper/710:53:027
405122499351350,1cyclictest0-21swapper/610:47:026
405122499351350,1cyclictest0-21swapper/609:05:026
405121699351350,1cyclictest0-21swapper/511:10:025
405121699351349,1cyclictest4022147-21kworker/5:210:33:025
405122499350348,1cyclictest4076083-21kworker/6:208:13:026
405121699350349,1cyclictest4022147-21kworker/5:210:27:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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