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2026-03-27 - 21:19
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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 rack7slot8.osadl.org (updated Fri Mar 27, 2026 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273232928193,384sleep026136-21kworker/0:207:07:290
2768699128105,13cyclictest0-21swapper/007:10:030
276869910427,22cyclictest6640-21aten_r7power_po07:55:140
276869910240,47cyclictest15360-21aten_r7power_po08:30:160
27686999854,29cyclictest101ktimersoftd/009:00:050
27686999841,43cyclictest17684-21sendmail-msp08:40:020
27686999840,19cyclictest9421-21ntpq08:05:350
27686999735,47cyclictest25701-21chrt09:10:140
27686999725,19cyclictest1305-21snmpd12:01:250
27686999651,29cyclictest3650irq/20-4900000012:20:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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