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2026-07-27 - 08:55
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Mon Jul 27, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
221696899274242,21cyclictest29-21kswapd000:30:220
226803922700,3sleep02268041-21vmstat22:11:250
227349722570,3sleep02273499-21switchtime22:31:220
228968622550,3chrt2289684-21irqstats23:30:270
223528522510,3chrt2235283-21diskstats20:15:190
225823822490,3chrt2258237-21ls21:36:230
225594122430,2sleep02255944-21cron21:30:000
221696899222191,19cyclictest2288475-21kworker/u2:200:00:030
221696899221191,18cyclictest2300784-21kworker/u2:200:22:580
221696899218187,19cyclictest2304379-21kworker/u2:100:35:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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