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2025-11-13 - 16:36
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Thu Nov 13, 2025 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
352280822600,2sleep03522811-21sort09:35:410
353305522550,3chrt3533054-21ntpq10:06:340
355138222530,2sleep03551383-21sh11:01:380
351646122440,3chrt3516445-21ntp_states09:16:290
356511822380,3chrt3565117-21ssh11:42:080
350622022150,2sleep03506222-21ntp_offset08:40:570
348045999211178,23cyclictest112-21systemd-journal11:14:070
348045999210182,17cyclictest3519008-21kworker/u2:309:30:250
348045999209180,18cyclictest3532037-21kworker/u2:110:55:520
357447522030,3sleep03574476-21sh12:10:450
348890022030,2sleep03488901-21basename07:40:000
348045999194167,16cyclictest3551729-21kworker/u2:211:30:060
348045999194163,20cyclictest3564026-21kworker/u2:211:55:050
348045999190156,22cyclictest112-21systemd-journal09:55:050
358410721860,3sleep03584108-21cat12:40:120
348045999186155,20cyclictest3570413-21kworker/u2:012:00:320
348045999185156,18cyclictest3493516-21kworker/u2:208:10:050
348045999185155,18cyclictest3480956-21kworker/u2:007:35:030
355591321830,2sleep03555911-21entropy11:15:260
348045999183154,19cyclictest3480956-21kworker/u2:007:15:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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