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2026-08-05 - 04:03
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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 Aug 04, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1299521790,5sleep01964099cyclictest12:25:210
2644221570,4sleep01964099cyclictest14:18:310
1068911020,4ptp4l401ktimersoftd/309:17:093
23862820,2sleep30-21swapper/312:15:123
259892710,2sleep10-21swapper/111:32:431
217422620,2sleep00-21swapper/014:13:490
250122610,3sleep225011-21irqstats13:10:242
243352610,3sleep31966199cyclictest10:35:203
126792610,2sleep00-21swapper/012:57:570
126792610,2sleep00-21swapper/012:57:570
4102600,4sleep20-21swapper/212:12:222
67522580,4sleep21965199cyclictest13:25:212
37432580,3sleep30-21swapper/309:50:273
106891580,1ptp4l401ktimersoftd/313:58:433
265902550,3sleep2321ktimersoftd/212:05:322
19651995543,5cyclictest33-21ksoftirqd/211:45:162
136292550,4sleep31966199cyclictest11:53:283
195162544,37sleep20-21swapper/209:19:442
21122520,2sleep20-21swapper/213:54:162
19651995138,7cyclictest33-21ksoftirqd/213:35:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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