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2026-04-10 - 07:11
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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 Fri Apr 10, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/026448-21kworker/0:018:57:270
92419817012cyclictest13180-21processes22:42:530
92419816213cyclictest12440-21latency_hist00:27:160
92419816113cyclictest31469-21aten2.4-expect23:42:420
92419816014cyclictest20570-21df_inode19:37:390
92419816013cyclictest5500-21aten2.4_r3power22:17:540
92419816012cyclictest9753-21rt-features00:17:400
92419816012cyclictest27980-21sendmail_mailst23:32:280
92419815912cyclictest19219-21nfs_client19:32:440
92419815813cyclictest29926-21aten2.4_r3power23:37:420
92419815812cyclictest24075-21aten2.4-expect19:47:530
92419815812cyclictest20342-21df23:07:340
92419815712cyclictest3279-21munin-node20:27:570
92419815612cyclictest11469-21nfs_client20:52:440
92419815413cyclictest14090-21date19:17:160
92419815412cyclictest3263-21munin-node22:12:420
92419815313cyclictest6303-21munin-node00:07:340
92419815212cyclictest11461-21nfs_client00:22:450
92419815113cyclictest27961-21munin-node21:47:430
92419815111cyclictest18023-21cstates21:12:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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