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2026-05-29 - 00:27
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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 Thu May 28, 2026 02:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14075220329,50sleep00-21swapper/019:07:260
144459915778,38cyclictest9282-21apt-get23:05:340
144459915179,37cyclictest18704-21df23:40:190
144459915178,53cyclictest754-21systemd-journal20:40:000
144459915074,56cyclictest5945-21sshd22:50:280
144459914978,35cyclictest22949-21df_inode21:50:260
144459914888,38cyclictest15959-21df_inode19:15:190
144459914879,36cyclictest30095-21munin-run22:20:020
144459914872,40cyclictest5660-21apt-get20:47:060
144459914774,36cyclictest19900-21ntp_states19:30:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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