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2026-08-14 - 17:39
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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 Aug 14, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6662220628,51sleep00-21swapper/019:07:220
70569916473,34cyclictest10086-21df23:35:180
70569916367,37cyclictest6990-21apt-get19:12:060
705699156134,14cyclictest112332sleep023:40:300
70569915181,51cyclictest31119-21seq20:42:110
70569915074,36cyclictest20683-21ntp_states00:15:410
70569914985,21cyclictest9416-21apt21:25:000
70569914971,38cyclictest21752-21df00:20:160
70569914777,48cyclictest1305-21snmpd23:48:430
70569914768,41cyclictest4046-21ntp_states23:10:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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