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2026-04-05 - 22:55
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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 05, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299659910847,51cyclictest32042-21hddtemp_smartct09:01:230
29873210218,66sleep029854-21latency_hist07:16:020
29965999814,74cyclictest2579-21aten_r4power_en09:11:120
29965999714,74cyclictest12931-21processes08:01:450
29965999615,71cyclictest11049-21munin-node09:36:220
29965999416,68cyclictest27179-21hddtemp_smartct08:46:230
29965999314,70cyclictest28432-21runrttasks08:51:030
29965999314,70cyclictest20341-21munin-node08:26:130
29965999314,70cyclictest19366-21open_files08:21:410
29965999314,69cyclictest32222-21ntpdc07:21:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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