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2025-12-01 - 20:10
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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 rackfslot4.osadl.org (updated Mon Dec 01, 2025 12:45:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2552023380,1sleep321934-21kworker/u8:407:05:533
2534623010,2sleep10-21swapper/107:05:431
2524822850,2sleep223843-1kworker/u9:307:05:392
2620598256250,4cyclictest17021-21kworker/u8:2410:42:232
2620598251244,4cyclictest15865-21kworker/u8:6111:52:012
2620498224215,5cyclictest17023-21kworker/u8:2610:42:231
2620498217209,5cyclictest10985-21kworker/u8:411:52:011
2620198153138,12cyclictest10-21ksoftirqd/010:42:240
2620198145132,10cyclictest10-21ksoftirqd/011:52:020
801221390,3sleep130860-21kworker/1:210:20:031
1950521140,2sleep30-21swapper/310:42:223
205921120,2sleep30-21swapper/311:14:463
26206989891,5cyclictest1572-21kworker/u8:211:52:023
294072800,3sleep20-21swapper/211:03:082
26205987569,4cyclictest15747-21kworker/u8:2808:11:562
26205986861,4cyclictest23443-21kworker/u8:3608:32:212
26205986154,4cyclictest2377-21kworker/u8:609:02:022
250782570,14sleep124994-21kworker/u8:2109:47:381
274262530,6sleep119-21ksoftirqd/108:40:001
250242490,2sleep30-21swapper/312:00:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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