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2026-08-12 - 08:58
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 10 highest latencies:
System rack3slot7.osadl.org (updated Wed Aug 12, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/029379-21kworker/0:118:57:490
108109814814cyclictest784-21munin-node23:43:100
108109814714cyclictest13354-21cstates00:23:160
108109814512cyclictest14429-21df_inode19:12:560
14991310watchdog/02792-21runrttasks21:00:120
14991090watchdog/024213-21cstates21:28:160
806501070irq/14-ide010806-21munin-node19:02:350
2234501070irq/11-eth02792-21runrttasks19:24:100
2234501060irq/11-eth06579-21cpu00:02:550
2234501040irq/11-eth030141-21if_err_eth021:48:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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