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2026-04-16 - 14:32
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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 Apr 16, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29258218531,123sleep00-21swapper/019:06:130
297729917238,41cyclictest0-21swapper/023:36:300
297729917231,20cyclictest23052-21wget22:55:130
297729917032,35cyclictest19320-21wget22:40:130
297729916557,16cyclictest14477-21aten_r7power_po20:15:140
297729915953,20cyclictest17018-21/usr/sbin/munin22:30:370
297729915422,51cyclictest122932chrt20:05:370
297729915319,15cyclictest31247-21latency_hist21:20:050
297729915253,17cyclictest12106-21/usr/sbin/munin00:16:030
297729914344,25cyclictest0-21swapper/020:10:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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