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2026-07-12 - 15:01
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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 Sun Jul 12, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32373224132,54sleep00-21swapper/019:09:390
32480991747,144cyclictest1408-21nginx23:07:310
32480991679,116cyclictest17099-21apt-get20:17:060
32480991629,114cyclictest31781-21df23:20:190
32480991619,111cyclictest2154-21apt-get19:17:020
32480991618,111cyclictest13683-21apt-get00:17:070
32480991607,131cyclictest1305-21snmpd20:08:190
32480991606,22cyclictest6634-21apt-get21:47:090
32480991606,132cyclictest18743-21apt-get20:25:030
324809916040,90cyclictest10250irq/56-4a10000022:20:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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