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2026-06-14 - 12:59
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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 Sat Jun 13, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7775220428,50sleep00-21swapper/007:08:340
80089916934,35cyclictest24449-21sshd12:28:320
80089916425,29cyclictest14934-21latency_hist09:45:040
80089916032,17cyclictest11076-21processes07:20:450
8008991578,17cyclictest11727-21apt-get07:27:120
80089915712,25cyclictest28985-21df_inode08:30:200
80089915649,14cyclictest10150irq/55-4a10000012:15:200
80089915645,19cyclictest26562-21runrttasks08:20:350
80089915551,17cyclictest3142-21/usr/sbin/munin11:05:230
80089915425,36cyclictest25955-21processes10:26:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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