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2026-03-19 - 20:27
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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 10 highest latencies:
System rackcslot3.osadl.org (updated Thu Mar 19, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81790rcu_preempt3718-1kworker/1:0H12:34:311
81720rcu_preempt19-21ksoftirqd/110:02:241
81710rcu_preempt31319-21if_wlan009:59:370
81710rcu_preempt19418-21sshd07:54:400
81710rcu_preempt18620-21apt11:39:320
81710rcu_preempt0-21swapper/010:54:390
81700rcu_preempt27715-21diskmemload11:55:120
81700rcu_preempt0-21swapper/011:19:590
81700rcu_preempt0-21swapper/010:39:400
81700rcu_preempt0-21swapper/010:17:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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