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2025-12-21 - 08:39
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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 rackbslot4.osadl.org (updated Sun Dec 21, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1698525810,17sleep30-21swapper/319:03:453
17377995413,36cyclictest20543-21latency_hist22:05:291
17373995343,6cyclictest3-21ksoftirqd/023:35:260
1738499514,41cyclictest0-21swapper/223:40:522
17377995115,32cyclictest10978-21latency_hist21:40:291
1738499508,36cyclictest5005-21/usr/sbin/munin22:50:542
1738499508,36cyclictest5005-21/usr/sbin/munin22:50:542
1738499504,40cyclictest0-21swapper/222:05:492
1737799503,41cyclictest0-21swapper/121:10:551
1737399504,40cyclictest0-21swapper/019:41:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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