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2026-07-30 - 01:26
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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 29, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911040,3ptp4l401ktimersoftd/309:12:533
207312900,1sleep10-21swapper/112:07:141
8835997031,15cyclictest9-21ksoftirqd/013:52:000
84152684,10sleep00-21swapper/009:12:310
106891680,1ptp4l401ktimersoftd/313:22:173
8835996654,6cyclictest9-21ksoftirqd/013:31:590
267502620,2sleep20-21swapper/209:51:572
8835996049,6cyclictest9-21ksoftirqd/011:46:550
25212600,1sleep20-21swapper/211:49:202
224052600,2sleep00-21swapper/009:42:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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