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2026-03-30 - 11:58
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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 30, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5076993204141,0cyclictest4272-21runrttasks00:23:590
50769931043008,0cyclictest9-21ksoftirqd/021:59:000
50769930631350,0cyclictest0-21swapper21:30:540
5076992736714,0cyclictest9-21ksoftirqd/000:04:030
5076992505273,0cyclictest11953-1kworker/0:0H19:44:030
5076992502276,0cyclictest11953-1kworker/0:0H21:04:040
5076992412303,0cyclictest11953-1kworker/0:0H22:19:030
50769923812317,0cyclictest13323-21ls23:04:030
5076992342223,0cyclictest11953-1kworker/0:0H23:19:040
5076992300270,0cyclictest11953-1kworker/0:0H22:39:040
5076992254302,0cyclictest11953-1kworker/0:0H20:09:040
5076992251270,0cyclictest11953-1kworker/0:0H23:49:030
5076992207246,0cyclictest11953-1kworker/0:0H19:04:030
5076992202219,0cyclictest11953-1kworker/0:0H23:39:030
5076992187284,0cyclictest11953-1kworker/0:0H21:19:040
5076992171249,0cyclictest11953-1kworker/0:0H22:09:030
5076992131667,0cyclictest20847-21munin-node21:44:040
5076991967293,0cyclictest11953-1kworker/0:0H19:19:040
5076991922210,0cyclictest11953-1kworker/0:0H20:24:030
5076991817240,0cyclictest11953-1kworker/0:0H00:09:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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