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2025-11-24 - 17:25
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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 20 highest latencies:
System rack4slot3.osadl.org (updated Mon Nov 24, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78326950,5sleep0784-21cpu07:08:190
2596210913,32sleep02627-21aten_r4power_en10:33:180
22239210014,28sleep022267-21munin-node08:13:310
458529915,15sleep04370-21munin-node12:18:250
2849629914,16sleep028542-21latency_hist11:53:060
792929813,15sleep07933-21sh10:48:350
426629714,15sleep04303-21latency_hist12:18:060
2860429714,16sleep028644-21fschecks_count08:33:330
12792960,4sleep01278-21munin-node08:48:390
501529514,16sleep05031-21users07:19:060
478029514,17sleep04778-21ntp_states08:58:480
3039429515,16sleep030397-21df11:58:230
2870829514,16sleep028723-21fschecks_count10:13:280
2687629514,16sleep026909-21df08:28:200
2320999524,62cyclictest3533-21runrttasks11:13:190
2320999515,44cyclictest27665-21sensors_volt10:08:570
137029515,16sleep01372-21irqstats10:28:400
1118129514,16sleep011182-21iostat_ios10:58:350
933329414,16sleep09336-21irqstats07:33:370
3055429414,17sleep030574-21netstat08:38:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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