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2026-06-05 - 06:31
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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 Jun 04, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31866221929,57sleep00-21swapper/007:08:260
321209917151,14cyclictest6399-21/usr/sbin/munin07:35:290
321209916844,111cyclictest20286-21runrttasks10:31:050
32120991647,15cyclictest32227-21apt-get11:18:240
321209916342,18cyclictest23523-21mailstats08:40:450
321209916156,95cyclictest15906-21ps10:16:270
32120991606,17cyclictest4285-21seq07:25:570
321209916031,16cyclictest23626-21aten_r7power_cu10:45:110
32120991598,24cyclictest1392-21ntp_states07:15:380
321209915933,23cyclictest31384-21df_inode09:10:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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