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2026-07-05 - 07:37
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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 rack4slot4.osadl.org (updated Sun Jul 05, 2026 00:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71730rcu_preempt0-21swapper/222:33:352
71730rcu_preempt0-21swapper/222:33:352
26501994920cyclictest5516-21awk19:54:100
26501994920cyclictest5516-21awk19:54:100
26501994920cyclictest5516-21awk19:54:100
26501994827cyclictest29232-21df_inode19:23:590
26501994827cyclictest29232-21df_inode19:23:590
26501994827cyclictest29232-21df_inode19:23:590
26501994827cyclictest23777-21df_inode22:09:000
26501994827cyclictest23777-21df_inode22:09:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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