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2026-06-17 - 19:32
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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 Wed Jun 17, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
150432128520sleep15046-21latency_hist07:08:550
1506899271250cyclictest320942sleep10:44:160
1506899242215cyclictest3185-21df10:59:160
1506899241214cyclictest14408-21kworker/u2:011:50:080
1506899240175cyclictest9264-21munin-node0
1506899236206cyclictest3594-21latency_hist08:39:200
1506899234162cyclictest22356-21ssh12:23:130
1506899231206cyclictest27869-21df08:04:140
1506899231171cyclictest10754-21ssh09:10:190
1506899230205cyclictest26069-21latency_hist12:39:320
1506899230205cyclictest17158-21munin-run09:39:070
1506899230204cyclictest30837-21munin-run10:39:140
1506899230202cyclictest25783-21ssh10:16:000
1506899230167cyclictest29715-21munin-node10:33:580
1506899230164cyclictest28102-21ssh10:26:020
1506899230163cyclictest25858-21memory07:54:520
1506899229203cyclictest2935-21runrttasks07:29:490
1506899229203cyclictest17907-21munin-run12:04:070
1506899229201cyclictest13890-21grep11:45:310
1506899229166cyclictest16758-21munin-run11:58:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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