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2026-08-25 - 05:10
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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: 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 Aug 25, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502990,0irq/46-4a10000012-21ksoftirqd/019:06:410
73501000,0irq/45-4a10000010898-21meminfo22:20:130
7350890,0irq/45-4a10000012330-21fschecks_count22:24:440
7450870,0irq/46-4a1000007565-21ntpq20:35:060
315782877,0sleep031590-21rt-features21:45:140
74842867,0sleep07498-21ntpq22:10:030
7450860,0irq/46-4a1000005421-21sshd23:39:470
7350860,0irq/45-4a10000019923-21who19:35:200
7450850,0irq/46-4a100000834-21mailstats23:25:140
7450850,0irq/46-4a1000006168-21sed22:05:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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