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2025-12-24 - 00:11
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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 Tue Dec 23, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
714721260,2sleep30-21swapper/308:16:193
1068911060,3ptp4l401ktimersoftd/307:13:403
9316997765,6cyclictest41-21ksoftirqd/308:56:183
9316995947,6cyclictest41-21ksoftirqd/308:01:153
9316995947,6cyclictest41-21ksoftirqd/308:01:153
9316995945,7cyclictest41-21ksoftirqd/310:51:183
24562590,2sleep00-21swapper/010:21:250
227562590,1sleep30-21swapper/312:11:273
9316995845,7cyclictest41-21ksoftirqd/310:01:203
9316995845,7cyclictest41-21ksoftirqd/310:01:203
9316995745,6cyclictest41-21ksoftirqd/309:46:163
9316995644,6cyclictest41-21ksoftirqd/312:06:213
9316995443,6cyclictest41-21ksoftirqd/309:54:583
9316995441,6cyclictest41-21ksoftirqd/312:26:193
9316995441,5cyclictest41-21ksoftirqd/311:21:193
9316995140,5cyclictest41-21ksoftirqd/308:21:153
9316995039,5cyclictest41-21ksoftirqd/312:21:213
9316994937,6cyclictest41-21ksoftirqd/310:06:183
929799490,13cyclictest30189-21awk11:21:070
219162490,1sleep10-21swapper/112:11:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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