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2026-07-21 - 22:29
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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 Tue Jul 21, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22050219518,29sleep00-21swapper/019:05:540
226129916632,114cyclictest806-21connmand00:40:010
226129916629,119cyclictest2010-21node19:22:130
22612991648,18cyclictest458-21apt-get19:52:070
22612991636,15cyclictest3610-21diskstats22:05:220
226129916344,106cyclictest12653-21runrttasks22:40:450
226129916331,95cyclictest1305-21snmpd21:48:200
226129916147,96cyclictest3650irq/20-4900000023:22:120
226129916140,104cyclictest10250irq/56-4a10000019:40:140
226129916127,15cyclictest10250irq/56-4a10000000:03:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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