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2026-07-22 - 11:30
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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 Jul 22, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12825241221sleep12826-21sleep19:04:310
131359925953cyclictest5179-21cat23:18:060
1313599258232cyclictest21647-21ntp_states19:44:320
1313599257228cyclictest3330-21ssh23:09:190
1313599255229cyclictest27418-21df22:33:160
1313599255222cyclictest11546-21rm21:22:340
1313599255194cyclictest9597-21latency_hist21:13:390
131359925451cyclictest20515-21ntp_states19:39:380
1313599254225cyclictest32556-21ntp_states22:55:130
1313599253224cyclictest3084-21chrt20:44:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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