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2026-04-22 - 02:20
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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 Wed Apr 22, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
235659915514,75cyclictest6029-21aten_r4power_en23:22:560
6142211814,91sleep06169-21fw_packets20:03:060
22859211414,87sleep022863-21open_files00:13:300
188721130,4sleep01888-21wc21:28:400
18848210214,75sleep018857-21latency_hist00:02:440
235659910115,76cyclictest21116-21ntpdc22:28:240
13812210113,16sleep013817-21sadc20:27:430
23565999914,75cyclictest14603-21munin-node20:28:280
2202029915,19sleep022101-21df19:12:550
297029814,15sleep02971-21iostat_ios19:53:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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