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2026-03-22 - 23:54
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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 Sun Mar 22, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26908233314sleep26905-21grep07:03:000
2734499272245cyclictest25694-21ssh11:33:110
2734499261234cyclictest19940-21ssh11:09:210
2734499258229cyclictest21522-21sh11:16:110
2734499257230cyclictest21116-21cpu09:02:320
273449925668cyclictest6004-21ssh10:13:360
2734499256189cyclictest3599-21apt-cache12:14:140
2734499255193cyclictest22971-21ssh09:10:170
273449925466cyclictest25728-21ssh09:22:210
2734499254227cyclictest6527-21latency_hist12:27:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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