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2026-03-23 - 08:10
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Mon Mar 23, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299449945324468,0cyclictest20368-21sendmail23:34:180
29944992972751,0cyclictest11293-21sendmail_mailtr23:04:280
29944992871684,0cyclictest9-21ksoftirqd/020:04:290
29944992739979,0cyclictest27126-21aten2.4_r8power23:55:060
29944992485252,0cyclictest903-1kworker/0:1H22:04:270
29944992422260,0cyclictest903-1kworker/0:1H21:24:270
29944992419269,0cyclictest903-1kworker/0:1H21:19:270
29944992381709,0cyclictest0-21swapper20:59:270
29944992353118,0cyclictest903-1kworker/0:1H23:09:280
29944992313220,0cyclictest903-1kworker/0:1H20:19:280
29944992299253,0cyclictest23960-1kworker/0:0H00:04:260
29944992285274,0cyclictest903-1kworker/0:1H20:24:280
29944992248324,0cyclictest903-1kworker/0:1H21:39:280
29944992230286,0cyclictest903-1kworker/0:1H22:29:270
299449922212136,0cyclictest0-21swapper23:04:230
29944992205294,0cyclictest903-1kworker/0:1H19:59:270
29944992202251,0cyclictest903-1kworker/0:1H21:44:280
29944992200799,0cyclictest22240-21latency_hist23:39:270
29944992193292,0cyclictest903-1kworker/0:1H19:09:280
29944992117608,0cyclictest9-21ksoftirqd/000:24:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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