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2026-04-15 - 23:53
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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 rackbslot6.osadl.org (updated Wed Apr 15, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
416421590,5sleep21686799cyclictest10:44:162
1493821390,4sleep30-21swapper/308:13:513
2703021330,3sleep31687499cyclictest09:43:583
115621330,5sleep31687499cyclictest13:32:593
147822680,4sleep31687499cyclictest11:29:213
16867996612,22cyclictest30600-21sh11:47:092
165892644,10sleep00-21swapper/008:16:230
324222620,2sleep00-21swapper/013:30:510
247722610,4sleep31687499cyclictest11:06:413
186292560,2sleep30-21swapper/311:34:033
146262560,4sleep01685799cyclictest12:04:030
106891560,1ptp4l401ktimersoftd/310:57:333
20762550,2sleep00-21swapper/012:24:390
20762550,2sleep00-21swapper/012:24:390
106891550,1ptp4l401ktimersoftd/311:23:353
16874995223,11cyclictest41-21ksoftirqd/313:34:023
16874995222,7cyclictest41-21ksoftirqd/310:19:043
1687499507,8cyclictest41-21ksoftirqd/312:49:013
16874995022,4cyclictest41-21ksoftirqd/313:23:593
16874995021,9cyclictest41-21ksoftirqd/310:08:413
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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