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2026-06-30 - 08:42
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot2.osadl.org (updated Tue Jun 30, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502000,0irq/45-4a10000029384-21kworker/0:119:04:490
7450980,0irq/46-4a10000010928-21seq21:10:260
171022970,0sleep015005-1kworker/u3:219:54:480
7450930,0irq/46-4a1000004724-21idleruntime-cro00:04:280
7450930,0irq/46-4a10000020826-21sshd20:05:070
7450920,0irq/46-4a1000004839-1kworker/u3:100:10:090
7450920,0irq/46-4a10000031420-1kworker/u3:219:11:280
7450920,0irq/46-4a10000025249-21sendmail-msp20:19:310
7450920,0irq/46-4a10000019049-1kworker/u3:220:00:540
7450920,0irq/46-4a1000001329-21sendmail-msp22:20:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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