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2026-08-28 - 11:43
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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 10 highest latencies:
System rack7slot3.osadl.org (updated Fri Aug 28, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32589249425sleep32590-21cpu19:01:490
124499267241cyclictest19546-21munin-node0
124499266235cyclictest9905-21df_inode00:27:370
124499264234cyclictest29570-21sh21:09:030
124499263203cyclictest29643-21munin-run23:32:000
124499262203cyclictest28866-1diskmemload21:49:550
124499258224cyclictest27160-21ntpdc20:58:050
124499257227cyclictest8517-21munin-node0
124499256223cyclictest30678-21munin-node0
12449925452cyclictest5240-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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