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2026-05-15 - 22:18
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot8.osadl.org (updated Fri May 15, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14542231532,81sleep01305-21snmpd19:07:030
149639917435,16cyclictest30769-21sshd00:25:490
149639917015,16cyclictest30621-21if_err_eth020:10:290
149639916937,112cyclictest10250irq/56-4a10000021:01:480
149639916729,12cyclictest0-21swapper/022:58:570
14963991667,21cyclictest19306-21grep19:25:450
149639916345,99cyclictest10150irq/55-4a10000019:55:170
149639916343,15cyclictest10250irq/56-4a10000019:18:050
149639916335,12cyclictest0-21swapper/020:08:180
149639916227,13cyclictest10250irq/56-4a10000023:12:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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