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2026-03-30 - 21:27
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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 20 highest latencies:
System rack7slot2.osadl.org (updated Mon Mar 30, 2026 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1928758999072,8cyclictest1980041-21kworker/u4:11+events_unbound09:35:290
1928758998981,6cyclictest2117005-21kworker/u4:2+events_unbound12:15:570
1928758998980,6cyclictest2134463-21kworker/u4:13+events_unbound12:30:590
1928758998778,6cyclictest2103385-21kworker/u4:5+events_unbound11:55:530
1928761998574,8cyclictest1956823-21kworker/u4:18+events_unbound09:15:281
1928761998574,8cyclictest1956823-21kworker/u4:18+events_unbound09:15:271
1928758998475,7cyclictest2015131-21kworker/u4:0+events_unbound10:35:370
1928758998364,6cyclictest1926252-21kworker/u4:10+events_unbound07:50:000
1928758998174,5cyclictest2023431-21kworker/u4:8+events_unbound10:50:440
1928758997969,7cyclictest2019619-21kworker/u4:6+events_unbound10:20:340
192876199784,62cyclictest2053465-21ssh10:55:361
1928761997767,6cyclictest1940211-21kworker/u4:7+events_unbound07:55:011
1928758997466,6cyclictest1966384-21kworker/u4:2+events_unbound09:20:010
1928758997466,6cyclictest1966384-21kworker/u4:2+events_unbound09:20:010
1928758997365,6cyclictest1951714-21kworker/u4:10+events_unbound08:59:590
1928761997262,8cyclictest1970956-21kworker/u4:5+events_unbound09:25:271
1928761997163,6cyclictest2059218-21kworker/u4:5+events_unbound11:10:461
1928758997055,12cyclictest53-21kswapd011:45:070
1928761996955,6cyclictest2006259-21kworker/u4:2+events_unbound10:15:321
1928758996960,7cyclictest2072669-21kworker/u4:8+events_unbound11:20:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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