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2025-12-13 - 15:55
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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 rack7slot8.osadl.org (updated Sat Dec 13, 2025 01:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2995528410,12sleep029953-21diskstats19:06:340
307759917641,31cyclictest10250irq/56-4a10000000:25:470
307759917138,15cyclictest10250irq/56-4a10000000:14:350
307759916329,15cyclictest10250irq/56-4a10000023:05:310
307759915658,15cyclictest7303-21aten_r7power_vo19:46:310
307759915641,27cyclictest0-21swapper/023:31:360
307759915547,13cyclictest10150irq/55-4a10000000:06:310
307759915514,18cyclictest1295-21snmpd19:18:020
307759915443,93cyclictest3650irq/20-4900000020:16:560
307759915346,13cyclictest10150irq/55-4a10000023:42:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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