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2026-06-25 - 13:49
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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 Thu Jun 25, 2026 00:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3061524420,1sleep224764-21kworker/u8:1522:50:162
1423324380,2sleep214232-21ssh00:35:142
1427323700,2sleep211781-1kworker/u9:122:15:112
740523460,2sleep12310-1kworker/u9:200:20:201
2360023440,2sleep122520-1kworker/u9:123:45:171
2360023440,2sleep122520-1kworker/u9:123:45:171
741023270,2sleep27378-21apt-get00:20:222
931023250,2sleep20-21swapper/219:10:302
2737823210,2sleep10-21swapper/122:41:591
2737823210,2sleep10-21swapper/122:41:591
2356323190,2sleep20-21swapper/219:54:592
1806023180,3sleep110573-1kworker/u9:223:32:531
1421023100,2sleep10-21swapper/100:35:081
118223090,2sleep10-21swapper/122:55:341
1925523080,2sleep20-21swapper/221:15:232
1925523080,2sleep20-21swapper/221:15:232
750123050,2sleep30-21swapper/319:05:243
1605822990,17sleep114746-21kworker/u8:2319:30:421
968422970,1sleep28780-21kworker/u8:900:25:162
282022970,1sleep227342-21kworker/u8:123:00:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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