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2026-03-11 - 03:39
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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 Wed Mar 11, 2026 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12320223340,53sleep00-21swapper/019:07:560
12631991667,14cyclictest15094-21apt-get19:22:120
126319916636,33cyclictest27443-21runrttasks20:05:590
126319916347,12cyclictest8950irq/40-mmc122:15:420
126319916346,13cyclictest8950irq/40-mmc120:20:220
126319916331,23cyclictest0-21swapper/021:38:540
126319916127,29cyclictest10250irq/56-4a10000022:20:140
126319916044,19cyclictest6770-21apt-key23:00:210
12631991568,20cyclictest19820-21diskstats23:50:380
126319915351,14cyclictest22089-21cat21:55:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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