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2026-03-17 - 13:57
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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 20 highest latencies:
System rack7slot2.osadl.org (updated Tue Mar 17, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3239699111105,5cyclictest34888-21kworker/u4:11+events_unbound19:37:150
323979910083,11cyclictest53-21kswapd000:05:301
32396999991,6cyclictest56891-21kworker/u4:12+events_unbound20:47:250
32396999689,5cyclictest42582-21kworker/u4:7+events_unbound20:32:240
32397998982,5cyclictest177595-21kworker/u4:3+events_unbound23:27:521
32397998982,5cyclictest177595-21kworker/u4:3+events_unbound23:27:521
32396998882,5cyclictest177595-21kworker/u4:3+events_unbound23:17:480
32396998573,8cyclictest63568-21diskmemload00:15:120
32396998472,9cyclictest53-21kswapd022:05:100
32396998275,5cyclictest136687-21kworker/u4:6+events_unbound23:02:460
32397998172,6cyclictest217758-21kworker/u4:1+events_unbound00:38:031
32396997568,5cyclictest51625-21kworker/u4:15+events_unbound21:07:270
32396997568,5cyclictest177595-21kworker/u4:3+events_unbound23:30:170
32396997560,9cyclictest53-21kswapd022:55:070
32396997468,5cyclictest173072-21kworker/u4:7+events_unbound23:20:210
32397997338,31cyclictest0-21swapper/122:45:371
32397997335,33cyclictest0-21swapper/123:20:311
32397997311,21cyclictest144763-21ssh22:40:311
32397997130,36cyclictest0-21swapper/122:15:331
32397997130,36cyclictest0-21swapper/122:15:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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