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2026-05-27 - 19:19
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackbslot4.osadl.org (updated Wed May 27, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28336998320,57cyclictest23184-21ssh10:07:242
28336997224,41cyclictest13372-21/usr/sbin/munin07:51:222
28336997222,43cyclictest7763-21/usr/sbin/munin07:36:032
28336997120,43cyclictest2857-21needreboot07:21:102
28336997021,43cyclictest30596-21/usr/sbin/munin11:00:562
28336997020,44cyclictest7441-21chrt09:46:102
28336997015,49cyclictest0-21swapper/210:58:252
28336996922,41cyclictest3602-21latency_hist10:25:442
28336996921,41cyclictest9048-21ssh10:31:152
28336996821,41cyclictest15237-21/usr/sbin/munin07:56:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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