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2026-08-04 - 11:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot3.osadl.org (updated Tue Aug 04, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
201479915315,64cyclictest1139-21ls21:48:570
201479915114,68cyclictest32165-21ntpq20:04:250
201479915015,68cyclictest30185-21munin-node21:38:510
201479914914,70cyclictest18866-21tune2fs21:03:530
201479914814,40cyclictest29924-21aten_r4power_cu19:58:440
201479914714,68cyclictest26660-21seq00:47:330
201479914615,64cyclictest10957-21munin-node22:18:590
201479914515,64cyclictest12229-21cut22:23:450
201479914414,61cyclictest12179-21hostname20:43:430
201479914314,67cyclictest3568-21runrttasks23:58:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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