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2025-11-19 - 01:53
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Tue Nov 18, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2088827290,5sleep020886-21open_files07:08:350
218789915415,128cyclictest28294-21seq10:51:150
218789914615,121cyclictest7461-21aten_r4power_en08:08:170
218789914614,39cyclictest23473-21seq12:15:380
218789914614,122cyclictest30801-21sendmail_mailst07:38:520
218789914515,39cyclictest701-21latency_hist07:48:030
218789914514,122cyclictest3009-21runrttasks07:53:350
218789914414,121cyclictest5408-21vmstat11:19:030
218789914414,120cyclictest26548-21sshd12:24:140
218789914414,120cyclictest22711-21munin-node07:13:590
218789914315,37cyclictest29014-21munin-node10:53:290
218789914314,36cyclictest16258-21munin-node10:13:440
218789914314,35cyclictest22362-21sshd08:53:360
218789914314,120cyclictest10854-21munin-node08:18:200
218789914115,116cyclictest17463-21wget11:58:160
218789914114,39cyclictest27691-21needreboot12:28:410
218789914015,115cyclictest30584-21sshd09:18:370
218789914014,34cyclictest12276-21munin-node08:23:130
218789914014,31cyclictest27381-21munin-node09:08:370
218789914014,117cyclictest23989-21forks10:38:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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