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2025-12-17 - 23:57
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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 Dec 17, 2025 12:46:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
173850299381379,2cyclictest2005900-21kworker/7:107:20:027
173850299381379,1cyclictest2005900-21kworker/7:110:40:027
1738502993811,1cyclictest0-21swapper/708:15:017
173850299380379,1cyclictest0-21swapper/712:04:027
173850299380378,1cyclictest2005900-21kworker/7:109:45:027
173850299380378,1cyclictest2005900-21kworker/7:109:20:037
173850299380378,1cyclictest1904735-21kworker/7:012:17:027
1738502993800,380cyclictest0-21swapper/707:50:027
1738502993800,379cyclictest0-21swapper/709:37:017
1738502993800,379cyclictest0-21swapper/707:38:017
1738502993800,1cyclictest0-21swapper/712:35:027
1738502993800,1cyclictest0-21swapper/707:11:027
173850299379378,1cyclictest2005900-21kworker/7:110:56:027
173850299379378,1cyclictest0-21swapper/711:51:027
173850299379378,1cyclictest0-21swapper/708:34:027
173850299379378,1cyclictest0-21swapper/708:02:027
173850299379377,1cyclictest2005900-21kworker/7:109:31:027
173850299379377,1cyclictest2005900-21kworker/7:109:00:027
173850299378377,1cyclictest2005900-21kworker/7:110:25:027
173850299378377,1cyclictest2005900-21kworker/7:109:25:027
173850299378377,1cyclictest2005900-21kworker/7:108:45:027
173850299378377,1cyclictest0-21swapper/709:18:037
173850299378376,2cyclictest2005900-21kworker/7:107:33:017
173850299377376,1cyclictest2005900-21kworker/7:111:15:037
173850299377376,1cyclictest2005900-21kworker/7:109:50:027
173850299377376,1cyclictest2005900-21kworker/7:108:25:027
173850299377376,1cyclictest1904735-21kworker/7:012:20:027
173850299377376,1cyclictest0-21swapper/711:12:037
173850299377375,1cyclictest2005900-21kworker/7:107:16:027
173850299376375,1cyclictest1904735-21kworker/7:012:32:027
173850299376375,1cyclictest1754333-21kworker/7:207:45:017
173850299375374,1cyclictest1889699-21kworker/7:211:43:037
173850299375373,1cyclictest2005900-21kworker/7:109:56:027
173850299375373,1cyclictest2005900-21kworker/7:109:11:017
173850299375373,1cyclictest1904735-21kworker/7:012:11:027
173850299375373,1cyclictest1904735-21kworker/7:011:47:037
173849599375372,2cyclictest3194774-21kworker/6:008:00:016
173850299374372,1cyclictest1889699-21kworker/7:211:22:027
173850299373371,1cyclictest1889699-21kworker/7:211:29:027
173848999360358,1cyclictest1880680-21kworker/5:112:25:025
173849599359357,1cyclictest1817509-21kworker/6:109:55:026
173849599359357,1cyclictest0-21swapper/609:01:026
173849599359357,1cyclictest0-21swapper/607:35:026
173849599358357,1cyclictest0-21swapper/608:05:016
173849599358356,1cyclictest1784407-21kworker/6:208:55:016
173849599358356,1cyclictest0-21swapper/608:35:016
173849599358356,1cyclictest0-21swapper/608:35:016
173849599358356,1cyclictest0-21swapper/608:31:016
173849599357356,1cyclictest1817509-21kworker/6:111:55:036
173849599357356,1cyclictest0-21swapper/611:45:026
173849599357356,1cyclictest0-21swapper/610:05:016
173849599357356,1cyclictest0-21swapper/609:05:026
173849599357356,1cyclictest0-21swapper/608:11:016
173849599357355,1cyclictest3194774-21kworker/6:007:27:026
173849599357355,1cyclictest1817509-21kworker/6:110:19:036
173849599357355,1cyclictest0-21swapper/611:53:036
173849599357355,1cyclictest0-21swapper/610:27:036
173849599357355,1cyclictest0-21swapper/609:29:016
173849599357355,1cyclictest0-21swapper/608:53:016
173849599357355,1cyclictest0-21swapper/608:23:016
173849599357355,1cyclictest0-21swapper/607:17:016
173849599356355,1cyclictest1817509-21kworker/6:110:13:036
173849599356355,1cyclictest0-21swapper/611:25:036
173849599356355,1cyclictest0-21swapper/611:23:036
173849599356355,1cyclictest0-21swapper/611:08:026
173849599356355,1cyclictest0-21swapper/610:23:026
173849599356355,1cyclictest0-21swapper/608:17:016
173849599356355,1cyclictest0-21swapper/607:51:026
173849599356354,1cyclictest0-21swapper/611:37:026
173849599356354,1cyclictest0-21swapper/610:53:026
173849599356354,1cyclictest0-21swapper/607:59:016
173849599354353,1cyclictest0-21swapper/612:03:036
173849599352351,1cyclictest0-21swapper/607:41:026
173849599352350,1cyclictest1817509-21kworker/6:111:00:036
173849599351349,1cyclictest1817509-21kworker/6:109:40:036
173849599350349,1cyclictest0-21swapper/611:40:026
173849599349348,1cyclictest0-21swapper/611:30:036
173849599349348,1cyclictest0-21swapper/611:30:026
173848999349347,1cyclictest97550irq/166-enp0s3107:15:015
173849599348347,1cyclictest1817509-21kworker/6:112:38:036
173849599348347,1cyclictest0-21swapper/608:46:026
173849599348346,1cyclictest1817509-21kworker/6:109:34:026
173849599347346,1cyclictest0-21swapper/612:06:026
173849599347346,1cyclictest0-21swapper/608:41:016
173849599347345,1cyclictest0-21swapper/612:26:036
173848999347346,1cyclictest97550irq/166-enp0s3108:09:025
173848999347345,1cyclictest1712776-21kworker/5:009:09:015
173849599346345,1cyclictest1784407-21kworker/6:208:28:016
173849599346345,1cyclictest0-21swapper/612:18:036
173849599346345,1cyclictest0-21swapper/609:24:036
173848999346345,1cyclictest1880680-21kworker/5:111:49:025
173849599345344,1cyclictest0-21swapper/610:32:026
173848999345344,1cyclictest97550irq/166-enp0s3108:40:025
173849599344343,1cyclictest1817509-21kworker/6:110:46:036
173849599344343,1cyclictest0-21swapper/610:38:036
173849599344343,1cyclictest0-21swapper/609:16:036
173848999341339,1cyclictest1712776-21kworker/5:010:29:025
173848999340339,1cyclictest1880680-21kworker/5:112:22:025
173848999340338,1cyclictest1880680-21kworker/5:111:39:025
173848999339338,1cyclictest1880680-21kworker/5:112:15:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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