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2026-05-08 - 00:26
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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 Thu May 07, 2026 10:31:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3019828580,14sleep3131rcu_preempt11:11:373
1071728240,5sleep012-21ksoftirqd/010:02:230
1071728240,5sleep012-21ksoftirqd/010:02:230
2102225970,5sleep20-21swapper/210:38:442
1362125670,16sleep3131rcu_preempt10:13:083
887325380,17sleep333-21ksoftirqd/309:55:113
887325380,17sleep333-21ksoftirqd/309:55:113
982425150,14sleep227-21ksoftirqd/209:59:232
982425150,14sleep227-21ksoftirqd/209:59:232
3074624940,7sleep10-21swapper/111:14:011
296824850,7sleep00-21swapper/011:25:270
647024710,7sleep121-21ksoftirqd/111:34:041
647024710,7sleep121-21ksoftirqd/111:34:041
1224124600,9sleep20-21swapper/210:08:062
1821224530,22sleep012-21ksoftirqd/010:28:240
1698124520,7sleep00-21swapper/010:23:550
1698124520,7sleep00-21swapper/010:23:550
1245824520,7sleep30-21swapper/310:09:043
2499224480,5sleep0151rcuc/010:53:120
2499224480,5sleep0151rcuc/010:53:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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