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2026-06-26 - 04:42
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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 Thu Jun 25, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39289917032,15cyclictest10250irq/56-4a10000010:42:000
39289916845,103cyclictest3650irq/20-4900000008:27:120
39289916833,12cyclictest0-21swapper/012:11:150
39289916731,20cyclictest9121-21runrttasks07:30:160
39289916729,14cyclictest0-21swapper/008:09:550
39289916539,110cyclictest13187-21latency_hist11:55:040
39289916340,112cyclictest26489-21runrttasks10:40:010
3928991628,21cyclictest11151-21ntp_states11:45:410
39289916243,99cyclictest15690-21latency_hist12:05:040
39289916235,108cyclictest10916-21cut09:40:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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