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2026-04-26 - 17:03
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot3.osadl.org (updated Sun Apr 26, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
53919915515,129cyclictest28959-21munin-node11:48:570
53919915415,129cyclictest23859-21ntpdc08:13:510
53919915314,128cyclictest5698-21diskstats08:58:300
53919914815,41cyclictest28766-21open_files08:28:560
53919914715,57cyclictest3568-21runrttasks09:18:490
53919914514,121cyclictest32044-21missed_timers11:58:480
53919914414,59cyclictest7533-21munin-node10:43:350
53919914414,119cyclictest21618-21munin-node08:08:220
53919914315,63cyclictest3568-21runrttasks08:24:090
53919914314,61cyclictest23597-21tune2fs09:53:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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