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2025-12-05 - 15:15
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Fri Dec 05, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
893299252191cyclictest5343-21sleep12:22:230
893299250222cyclictest23015-21latency_hist08:46:180
893299250222cyclictest1064-21munin-node0
893299249219cyclictest29190-21ssh11:44:270
893299249217cyclictest7320-21df12:31:330
893299249188cyclictest22475-21ssh11:14:590
893299248222cyclictest16176-21fschecks_count10:47:040
893299247218cyclictest27793-21memory11:38:080
893299245220cyclictest21554-21cron11:11:070
893299245178cyclictest16709-21runrttasks08:00:580
893299244216cyclictest9133-21fschecks_time07:06:450
893299244214cyclictest13050-21munin-node0
893299243217cyclictest4373-21sh12:17:520
893299243214cyclictest26483-21munin-node0
893299243213cyclictest5034-21ssh09:57:330
893299243213cyclictest13369-21ssh10:34:260
893299243210cyclictest19780-21memory08:22:140
893299242220cyclictest8925-21cyclictest08:06:170
893299242217cyclictest12492-21runrttasks07:30:260
893299242216cyclictest30454-21rm11:50:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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