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2026-05-08 - 15:28
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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 May 08, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27490221429,52sleep00-21swapper/019:08:120
2777099125101,12cyclictest0-21swapper/019:10:030
2091221106,11sleep020915-21df20:50:170
2256821096,14sleep022571-21vmstat20:55:500
277709910722,46cyclictest29490-21ntpq19:15:410
314721065,12sleep03145-21ntp_states23:55:410
531321045,13sleep05346-21basename00:05:160
277709910430,40cyclictest0-21swapper/021:28:330
1863721045,12sleep018638-21ntp_states20:40:400
280321015,11sleep02810-21awk21:45:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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