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2026-08-14 - 14:05
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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 Fri Aug 14, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21828211717,22sleep021838-21munin-plugin-st07:29:370
21943999715,73cyclictest30920-21date07:55:270
21943999615,71cyclictest13046-21ntp_states10:20:150
21943999515,70cyclictest16341-21mailstats08:50:240
21943999416,69cyclictest11315-21munin-node08:35:160
21943999414,71cyclictest18693-21latency_hist08:59:390
2194399936,77cyclictest27085-21munin-node07:45:000
21943999316,67cyclictest25501-21munin-node09:19:540
21943999215,68cyclictest3568-21runrttasks08:05:330
21943999214,68cyclictest4962-21munin-node11:35:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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