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2026-09-14 - 19:18
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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 rack7slot2.osadl.org (updated Mon Sep 14, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39016879911287,18cyclictest3901662-21munin-run07:10:000
39016879910889,16cyclictest3901683-21cyclictest09:45:130
39016889910192,7cyclictest3899176-21kworker/u4:2+events_unbound07:20:001
3901687999540,50cyclictest53-21kswapd011:40:080
3901687999180,7cyclictest4055301-21kworker/u4:10+events_unbound12:26:020
3901688999031,6cyclictest0-21swapper/111:45:141
3901687998780,5cyclictest3988801-21kworker/u4:5+events_unbound10:35:450
3901688998577,6cyclictest4024378-21kworker/u4:8+events_unbound10:55:511
390168899814,43cyclictest4094175-21ssh12:10:271
3901687998161,15cyclictest3901683-21cyclictest12:06:070
3901687998161,15cyclictest3901683-21cyclictest12:06:060
3901688998044,33cyclictest4014167-21ld10:40:341
3901688998027,18cyclictest4058040-21df11:30:161
390168799791,55cyclictest4022879-21ntpq10:50:230
3901687997422,29cyclictest25650irq/23-42890000.ethernet11:55:330
390168799732,50cyclictest4039871-21apt-get11:10:100
390168799731,44cyclictest3926377-21apt-get08:45:100
3901688997239,5cyclictest3901683-21cyclictest08:45:251
3901687997249,20cyclictest3901683-21cyclictest12:18:180
3901688997136,6cyclictest4098832-21ssh12:15:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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