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2026-04-18 - 00:11
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot1.osadl.org (updated Fri Apr 17, 2026 09:41:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3267024850,6sleep114671-21kworker/1:107:12:241
3267024850,6sleep114671-21kworker/1:107:12:241
1128521390,3sleep00-21swapper/007:42:130
1128521390,3sleep00-21swapper/007:42:130
796921080,1sleep012-21ksoftirqd/007:32:210
796921080,1sleep012-21ksoftirqd/007:32:210
2334821050,2sleep2261rcuc/209:22:172
2334821050,2sleep2261rcuc/209:22:172
2334821050,2sleep2261rcuc/209:22:172
3052990,2sleep30-21swapper/309:32:243
3052990,2sleep30-21swapper/309:32:243
15122610,3sleep00-21swapper/008:42:110
15122610,3sleep00-21swapper/008:42:110
62592560,3sleep30-21swapper/309:37:503
62592560,3sleep30-21swapper/309:37:503
110402520,3sleep20-21swapper/207:42:112
110402520,3sleep20-21swapper/207:42:112
84332490,2sleep00-21swapper/009:40:370
84332490,2sleep00-21swapper/009:40:370
5492470,4sleep30-21swapper/308:37:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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