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2026-03-19 - 20:08
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackbslot8.osadl.org (updated Thu Mar 19, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58750414350irq/54-eth00-21swapper/107:09:361
2793327860sleep00-21swapper/007:06:440
28488997254cyclictest2839-21wget10:50:100
28488997236cyclictest31816-21seq08:58:330
28488997236cyclictest30328-21seq10:34:590
28488997236cyclictest27270-21cpu10:25:100
28488997236cyclictest12953-21tune2fs09:40:140
28488997236cyclictest12953-21tune2fs09:40:140
2848899616cyclictest0-21swapper/010:02:540
28488996125cyclictest0-21swapper/009:15:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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