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2026-03-29 - 03:27
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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 50 highest latencies:
System rackcslot6.osadl.org (updated Sat Mar 28, 2026 12:46:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
235739599370368,1cyclictest1370548-21kworker/5:209:15:025
235739599368367,1cyclictest1370548-21kworker/5:211:27:025
235739599367366,1cyclictest1370548-21kworker/5:209:33:025
235739599367366,1cyclictest1370548-21kworker/5:209:13:025
235739599366365,1cyclictest1370548-21kworker/5:211:11:025
235739599366365,1cyclictest1370548-21kworker/5:210:15:025
235739599366365,1cyclictest1370548-21kworker/5:209:49:025
235739599366365,1cyclictest1370548-21kworker/5:209:21:025
235739599365364,1cyclictest1370548-21kworker/5:212:15:025
235739599365364,1cyclictest1370548-21kworker/5:208:13:025
235739599365362,2cyclictest1370548-21kworker/5:212:03:025
235739599364363,1cyclictest1370548-21kworker/5:210:13:025
235739599363362,1cyclictest1370548-21kworker/5:212:11:025
235739599363362,1cyclictest1370548-21kworker/5:209:03:025
235739599363362,1cyclictest1370548-21kworker/5:208:47:025
235739599363361,1cyclictest1370548-21kworker/5:211:17:025
235739599363361,1cyclictest1370548-21kworker/5:211:17:025
235739599363361,1cyclictest1370548-21kworker/5:210:33:025
235739599363361,1cyclictest1370548-21kworker/5:209:57:025
235739599362361,1cyclictest1370548-21kworker/5:211:07:025
235739599362361,1cyclictest1370548-21kworker/5:210:25:025
235739599361360,1cyclictest1370548-21kworker/5:208:29:025
235739599361359,1cyclictest1370548-21kworker/5:209:27:025
235739599359358,1cyclictest1370548-21kworker/5:211:00:025
235739599359357,1cyclictest1370548-21kworker/5:209:51:025
235739599358357,1cyclictest0-21swapper/511:51:025
235739599358356,1cyclictest1370548-21kworker/5:209:35:025
235739599357356,1cyclictest1370548-21kworker/5:211:31:025
235739599357355,1cyclictest1370548-21kworker/5:212:34:025
235739599357355,1cyclictest1370548-21kworker/5:210:49:025
235739599357355,1cyclictest1370548-21kworker/5:210:43:025
235739599357355,1cyclictest1370548-21kworker/5:210:09:025
235739599357355,1cyclictest1370548-21kworker/5:209:05:025
235739599357355,1cyclictest0-21swapper/510:02:025
235739599357355,1cyclictest0-21swapper/507:11:025
235739599356355,1cyclictest1370548-21kworker/5:210:24:025
235739599356355,1cyclictest0-21swapper/511:45:025
235739599356354,1cyclictest1370548-21kworker/5:211:57:025
235739599356354,1cyclictest1370548-21kworker/5:210:51:025
235739599356354,1cyclictest1370548-21kworker/5:207:40:035
235739599355353,1cyclictest1370548-21kworker/5:211:36:025
235739599354353,1cyclictest1370548-21kworker/5:208:30:025
235739599354352,1cyclictest1370548-21kworker/5:207:50:025
235739599353352,1cyclictest1370548-21kworker/5:212:20:025
235739599353352,1cyclictest1370548-21kworker/5:211:20:025
235739599353352,1cyclictest1370548-21kworker/5:209:42:025
235739599353352,1cyclictest1370548-21kworker/5:208:38:025
235739599353351,1cyclictest1370548-21kworker/5:207:57:025
235739599352351,1cyclictest1370548-21kworker/5:208:50:025
235739599352351,1cyclictest1370548-21kworker/5:208:40:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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