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2026-09-06 - 12:01
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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 Sun Sep 06, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182032394121,0sleep017387-21kworker/0:219:05:330
253482918,0sleep025352-21sh22:35:170
7450860,0irq/46-4a10000031012-21/usr/sbin/munin22:50:510
7450860,0irq/46-4a10000016162-1kworker/u3:022:10:240
7350860,0irq/45-4a1000004078-1kworker/u3:019:10:220
7450850,0irq/46-4a10000029069-21ntpq19:35:390
7450850,0irq/46-4a100000178102chrt23:47:310
7450840,0irq/46-4a1000002952-21aten_r4power_vo23:05:070
7450830,0irq/46-4a1000009036-21sshd21:45:560
7450830,0irq/46-4a1000007210-21wc21:40:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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