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2026-07-31 - 23:12
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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 rack4slot2.osadl.org (updated Fri Jul 31, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73504570,0irq/45-4a10000031392-21kworker/0:207:05:140
98189912755,0cyclictest7350irq/45-4a10000007:18:160
98189912640,0cyclictest27265-21/usr/sbin/munin07:59:070
98189912538,0cyclictest0-21swapper07:23:080
98189912438,0cyclictest0-21swapper10:11:080
98189912353,0cyclictest0-21swapper11:27:450
98189912352,0cyclictest0-21swapper10:29:160
98189912351,0cyclictest7350irq/45-4a10000012:19:450
98189912342,0cyclictest17530-21runrttasks09:04:520
98189912341,0cyclictest0-21swapper09:38:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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