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2026-07-23 - 01:12
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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 rackbslot6.osadl.org (updated Wed Jul 22, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
223021640,5sleep11664399cyclictest13:17:361
193021510,3sleep01663799cyclictest10:53:130
1068911050,3ptp4l401ktimersoftd/309:09:053
311522770,2sleep10-21swapper/113:47:111
1558826644,9sleep20-21swapper/209:08:112
163522610,2sleep00-21swapper/013:31:480
71972600,1sleep10-21swapper/112:48:131
48012600,2sleep20-21swapper/212:46:212
48012600,2sleep20-21swapper/212:46:212
322472590,2sleep10-21swapper/112:41:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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