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2025-12-05 - 10:47
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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 rack2slot6.osadl.org (updated Fri Dec 05, 2025 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
311510ksoftirqd/027778-21ps23:16:560
311490ksoftirqd/07487-21threads00:41:530
31970ksoftirqd/016907-21ls00:16:490
3238995425cyclictest0-21swapper23:32:500
3238995124cyclictest0-21swapper23:09:520
3238995013cyclictest27114-21kworker/0:123:54:260
3238994927cyclictest0-21swapper01:46:170
3238994926cyclictest27114-21kworker/0:100:13:150
3238994915cyclictest27114-21kworker/0:101:34:390
3238994830cyclictest72450irq/9-eth223:11:550
3238994828cyclictest0-21swapper00:25:540
3238994816cyclictest27114-21kworker/0:101:50:010
3238994815cyclictest27114-21kworker/0:102:15:260
3238994730cyclictest0-21swapper01:28:100
3238994720cyclictest0-21swapper00:57:070
3238994716cyclictest27114-21kworker/0:100:47:130
3238994715cyclictest27114-21kworker/0:123:48:250
3238994714cyclictest27114-21kworker/0:100:38:160
3238994714cyclictest27114-21kworker/0:100:07:060
3238994713cyclictest27114-21kworker/0:102:20:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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