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2026-07-29 - 06:41
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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 Wed Jul 29, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/04003-21kworker/0:018:58:540
176679814512cyclictest5542-21munin-node20:08:540
176679814313cyclictest10039-21latency_hist22:08:280
176679814312cyclictest10134-21munin-node22:08:470
176679814112cyclictest82002sleep022:01:120
176679813912cyclictest18075-21cpu00:18:510
176679813514cyclictest9527-21aten2.4-expect20:19:120
176679813312cyclictest16991-21aten2.4_r3power22:29:040
176679813213cyclictest29292-21aten2.4_r3power23:09:050
176679813213cyclictest25565-21sendmail_mailtr22:58:400
176679813213cyclictest17663-21munin-node23:33:370
176679813212cyclictest13056-21latency_hist00:03:280
176679813114cyclictest10411-21df_inode23:53:520
176679813113cyclictest5715-21aten2.4-expect23:38:500
176679813112cyclictest4527-21nfs_client20:03:580
176679813112cyclictest3278-21aten2.4-expect23:29:130
176679813013cyclictest846-21munin-node21:38:390
176679813013cyclictest2792-21runrttasks00:09:270
176679813012cyclictest31093-21aten2.4_r3power21:29:110
176679813012cyclictest24014-21latency_hist21:08:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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