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2026-04-20 - 04:56
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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 Apr 19, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24459223437,63sleep00-21swapper/007:08:260
2471099136112,14cyclictest0-21swapper/007:10:030
2467421119,13sleep024661-21apt-get09:17:070
5038211012,12sleep05034-21users10:06:400
33821095,11sleep0380-21grep07:40:450
313621095,13sleep03162-21/usr/sbin/munin10:00:440
1411921075,11sleep014122-21df08:35:190
2182321065,15sleep021857-21proc_pri09:05:440
18603210611,12sleep018606-21df_inode11:00:160
3052321055,11sleep030524-21ntp_states09:40:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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