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2026-05-06 - 17:13
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Wed May 06, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
264019926481cyclictest14173-21ntp_states08:36:210
2640199255128cyclictest5297-21latency10:16:510
2640199255106cyclictest2935-21runrttasks10:21:580
2640199255101cyclictest27719-21sh09:35:290
2640199254133cyclictest29955-21df07:25:210
264019925365cyclictest3497-21ssh10:09:360
2640199253132cyclictest11001-21munin-node0
2640199253109cyclictest16796-21grep08:47:030
2640199253107cyclictest28302-21ntp_states11:57:300
2640199253104cyclictest14976-21latency_hist11:00:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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