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2026-07-07 - 06:40
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Tue Jul 07, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/021653-21kworker/0:019:00:040
33549816214cyclictest3079-21unixbench_singl22:35:190
33549816211cyclictest27607-21aten2.4-expect23:55:130
33549815911cyclictest31317-21expr00:05:390
33549815714cyclictest21194-21latency_hist20:04:550
33549815113cyclictest9776-21aten2.4_r3power21:10:380
33549815014cyclictest21265-21munin-node20:05:310
33549815013cyclictest25904-21sendmail_mailtr20:20:060
33549815012cyclictest2792-21runrttasks20:11:440
33549814913cyclictest7847-21nfs_client22:50:290
33549814913cyclictest11914-21latency_hist21:19:560
33549814912cyclictest5865-21munin-node19:15:200
33549814911cyclictest4998-21latency00:25:380
33549814812cyclictest18360-21ntp_offset21:40:130
33549814812cyclictest17315-21timerandwakeup23:20:390
33549814713cyclictest24392-21df23:45:120
33549814713cyclictest23157-21unixbench_singl21:55:190
33549814712cyclictest311872sleep020:35:310
33549814712cyclictest23645-21sh23:40:380
33549814712cyclictest1435-21df_inode22:30:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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