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2026-07-25 - 04:55
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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 Sat Jul 25, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/01094-21kworker/0:018:58:580
57259815113cyclictest16670-21latency_hist19:38:430
57259815112cyclictest18289-21munin-node21:28:540
57259815014cyclictest7482-21mailstats00:23:550
57259815013cyclictest7347-21latency_hist22:38:430
57259815012cyclictest17463-21aten2.4-expect21:24:230
57259814714cyclictest2792-21runrttasks23:27:320
57259814713cyclictest9067-21munin-node19:13:590
57259814713cyclictest29547-21nfs_client22:04:130
57259814712cyclictest12413-21df_inode22:54:050
57259814613cyclictest29514-21nfs_client23:49:130
57259814613cyclictest12844-21aten2.4_r3power19:24:210
57259814514cyclictest20773-21runrttasks19:49:340
57259814513cyclictest4659-21df_inode00:14:080
57259814512cyclictest7506-21munin-node20:54:110
57259814512cyclictest23204-21cpu19:59:040
57259814512cyclictest21408-21munin-node19:54:240
57259814413cyclictest6449-21nfs_client22:34:140
57259814413cyclictest5721-21munin-node19:03:460
57259814413cyclictest4408-21sendmail_mailst22:28:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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