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2025-05-09 - 05:57
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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 rack7slot2.osadl.org (updated Fri May 09, 2025 00:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2577649910864,30cyclictest54-21kswapd022:05:090
2577649910864,30cyclictest54-21kswapd022:05:090
257767997259,9cyclictest390604-21kernelversion23:30:281
257767996423,15cyclictest277548-21ntpq20:25:281
257764996246,5cyclictest391733-21kworker/u4:13+events_unbound23:50:590
257764996244,6cyclictest410023-21kworker/u4:3+events_unbound00:17:000
257767996149,8cyclictest0-21swapper/121:50:341
257767996148,10cyclictest428971-21/usr/sbin/munin00:25:381
257767996145,9cyclictest0-21swapper/121:40:371
25776799609,45cyclictest418946-21ssh00:10:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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