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2026-04-27 - 15:06
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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 Mon Apr 27, 2026 07:31:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1262121240,4sleep00-21swapper/007:12:420
1532921100,3sleep10-21swapper/107:22:191
1532921100,3sleep10-21swapper/107:22:191
1532921100,3sleep10-21swapper/107:22:191
142322970,1sleep121-21ksoftirqd/107:17:331
142322970,1sleep121-21ksoftirqd/107:17:331
172592470,3sleep10-21swapper/107:27:211
172592470,3sleep10-21swapper/107:27:211
126312264,15sleep20-21swapper/207:12:482
123152267,10sleep10-21swapper/107:12:351
120212262,17sleep30-21swapper/307:12:293
1268099243,7cyclictest27-21ksoftirqd/207:17:332
1268099243,7cyclictest27-21ksoftirqd/207:17:332
1268099238,5cyclictest131rcu_preempt07:22:202
1268099238,5cyclictest131rcu_preempt07:22:202
1268099238,5cyclictest131rcu_preempt07:22:202
1267899231,10cyclictest13595-21grep07:17:220
1267899231,10cyclictest13595-21grep07:17:220
12680992111,8cyclictest18101-21find07:27:332
12680992111,8cyclictest18101-21find07:27:332
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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