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2026-04-15 - 00:38
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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 Tue Apr 14, 2026 12:46:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6683799381380,1cyclictest187802-21kworker/5:111:47:025
6683099381380,1cyclictest40374-21kworker/4:108:02:014
6683099381380,1cyclictest40374-21kworker/4:108:02:014
6683099381380,1cyclictest100736-21kworker/4:209:41:014
6683099381380,1cyclictest100736-21kworker/4:208:34:024
6683799380379,1cyclictest286222-21kworker/5:009:51:015
6683799380379,1cyclictest286222-21kworker/5:007:19:025
66837993800,379cyclictest0-21swapper/512:17:025
6683099380379,1cyclictest40374-21kworker/4:107:12:024
6683099380379,1cyclictest100736-21kworker/4:211:36:014
6683099380379,1cyclictest100736-21kworker/4:211:09:014
6683099380379,1cyclictest100736-21kworker/4:210:38:024
66830993800,379cyclictest0-21swapper/411:17:024
6683799379378,1cyclictest286222-21kworker/5:009:16:025
6683799379378,1cyclictest286222-21kworker/5:009:13:025
6683799379378,1cyclictest286222-21kworker/5:008:58:025
6683799379378,1cyclictest286222-21kworker/5:008:41:025
6683799379378,1cyclictest286222-21kworker/5:008:18:025
6683799379378,1cyclictest286222-21kworker/5:007:14:015
6683799379378,1cyclictest187802-21kworker/5:110:51:025
6683799379378,1cyclictest187802-21kworker/5:110:51:025
6683099379378,1cyclictest100736-21kworker/4:208:29:024
6683799378377,1cyclictest286222-21kworker/5:007:59:025
6683799378377,1cyclictest286222-21kworker/5:007:49:025
6683799378377,1cyclictest187802-21kworker/5:111:29:025
6679799372369,2cyclictest319980-21kworker/0:108:06:020
6679799365364,1cyclictest0-21swapper/007:25:020
6679799363361,1cyclictest0-21swapper/009:03:020
6679799363361,1cyclictest0-21swapper/008:50:020
6679799363361,1cyclictest0-21swapper/008:40:020
6679799361360,1cyclictest131159-21kworker/0:312:35:020
6679799361360,1cyclictest131159-21kworker/0:310:34:020
6679799361359,1cyclictest0-21swapper/010:05:020
6679799361359,1cyclictest0-21swapper/009:53:010
6679799361359,1cyclictest0-21swapper/008:35:020
6679799361359,1cyclictest0-21swapper/008:15:020
6679799360358,1cyclictest0-21swapper/009:49:020
6679799359358,1cyclictest131159-21kworker/0:312:22:020
6679799359358,1cyclictest131159-21kworker/0:312:22:020
6679799359358,1cyclictest0-21swapper/011:15:020
6679799359358,1cyclictest0-21swapper/007:30:020
6679799359357,1cyclictest319980-21kworker/0:108:31:020
6679799359357,1cyclictest319980-21kworker/0:107:55:020
6679799359357,1cyclictest0-21swapper/010:19:010
6679799358357,1cyclictest131159-21kworker/0:309:26:020
6679799358357,1cyclictest131159-21kworker/0:309:26:020
6679799358357,1cyclictest0-21swapper/010:41:020
6679799358357,1cyclictest0-21swapper/010:01:020
6679799358357,1cyclictest0-21swapper/008:21:020
6679799358356,1cyclictest0-21swapper/011:41:020
6679799357355,1cyclictest131159-21kworker/0:311:26:020
6679799357355,1cyclictest0-21swapper/010:56:020
6679799356355,1cyclictest121783-21kworker/0:208:48:020
6679799356354,1cyclictest319980-21kworker/0:107:37:020
6679799356354,1cyclictest131159-21kworker/0:312:00:020
6679799355354,1cyclictest131159-21kworker/0:309:56:010
6679799355354,1cyclictest131159-21kworker/0:309:44:020
6679799355353,1cyclictest131159-21kworker/0:310:14:020
6679799354353,1cyclictest131159-21kworker/0:312:14:020
6679799354352,2cyclictest131159-21kworker/0:311:20:020
6679799353352,1cyclictest131159-21kworker/0:311:50:020
6679799353352,1cyclictest131159-21kworker/0:311:49:020
6679799353352,1cyclictest131159-21kworker/0:309:07:010
6679799352351,1cyclictest131159-21kworker/0:310:35:020
6679799351350,1cyclictest319980-21kworker/0:107:50:020
6679799351350,1cyclictest319980-21kworker/0:107:42:020
6679799351350,1cyclictest319980-21kworker/0:107:20:020
6679799350349,1cyclictest131159-21kworker/0:310:28:010
6679799350348,1cyclictest0-21swapper/012:19:020
6679799350348,1cyclictest0-21swapper/010:52:020
6679799350348,1cyclictest0-21swapper/010:52:010
6679799350348,1cyclictest0-21swapper/009:39:020
6679799349348,1cyclictest0-21swapper/011:57:020
6679799349348,1cyclictest0-21swapper/011:33:020
6679799349348,1cyclictest0-21swapper/010:49:010
6679799349347,1cyclictest0-21swapper/007:18:020
6681199348347,1cyclictest130814-21kworker/2:109:15:022
6679799348347,1cyclictest131159-21kworker/0:312:08:010
6679799348347,1cyclictest131159-21kworker/0:310:22:020
6679799348347,1cyclictest0-21swapper/012:31:020
6679799348347,1cyclictest0-21swapper/011:36:020
6679799348347,1cyclictest0-21swapper/011:07:020
6679799348347,1cyclictest0-21swapper/008:02:020
6679799348347,1cyclictest0-21swapper/008:02:020
6679799348347,1cyclictest0-21swapper/007:46:020
6679799348346,1cyclictest0-21swapper/007:12:010
6681199347345,1cyclictest0-21swapper/212:25:022
6681199347345,1cyclictest0-21swapper/208:05:022
6679799347346,1cyclictest131159-21kworker/0:309:24:020
6681199346345,1cyclictest69825-21kworker/2:208:25:022
6681199346345,1cyclictest1538871-21kworker/2:007:15:012
6681199346344,1cyclictest130814-21kworker/2:108:55:022
6679799346345,1cyclictest131159-21kworker/0:312:26:020
6679799346345,1cyclictest0-21swapper/008:29:020
6681199345344,1cyclictest224075-21kworker/2:212:01:022
6681199345344,1cyclictest224075-21kworker/2:211:45:022
6681199345344,1cyclictest130814-21kworker/2:110:25:022
6681199345344,1cyclictest130814-21kworker/2:110:15:022
6681199344343,1cyclictest130814-21kworker/2:111:05:022
6681199344343,1cyclictest0-21swapper/212:36:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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