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2026-03-20 - 18:01
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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 20 highest latencies:
System rack4slot1.osadl.org (updated Fri Mar 20, 2026 08:36:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
967121140,4sleep20-21swapper/207:11:562
967121140,4sleep20-21swapper/207:11:562
2490121010,2sleep30-21swapper/307:51:523
2490121010,2sleep30-21swapper/307:51:523
230902990,2sleep20-21swapper/207:46:562
230902990,2sleep20-21swapper/207:46:562
184992920,2sleep30-21swapper/307:36:443
184992920,2sleep30-21swapper/307:36:443
101962910,3chrt0-21swapper/107:14:161
101962910,3chrt0-21swapper/107:14:161
112562690,7sleep333-21ksoftirqd/307:16:473
112562690,7sleep333-21ksoftirqd/307:16:473
86752640,4sleep00-21swapper/007:11:420
86752640,4sleep00-21swapper/007:11:420
173182600,2sleep30-21swapper/307:31:543
173182600,2sleep30-21swapper/307:31:543
127122490,3sleep00-21swapper/007:21:420
286372440,4sleep30-21swapper/308:01:523
129842410,3sleep20-21swapper/207:21:442
10013994022,6cyclictest21134-21find07:41:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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