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2026-04-11 - 14:09
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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 50 highest latencies:
System rack4slot4.osadl.org (updated Sat Apr 11, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71630rcu_preempt0-21swapper/212:28:492
71630rcu_preempt0-21swapper/212:28:492
246972530chrt46650irq/116-QMan10:48:553
246972530chrt46650irq/116-QMan10:48:553
71500rcu_preempt0-21swapper/111:30:381
71500rcu_preempt0-21swapper/111:30:381
71500rcu_preempt0-21swapper/111:30:381
71470rcu_preempt0-21swapper/009:32:240
71470rcu_preempt0-21swapper/009:32:240
71430rcu_preempt0-21swapper/012:22:260
71430rcu_preempt0-21swapper/012:22:260
71430rcu_preempt0-21swapper/012:22:260
71430rcu_preempt0-21swapper/010:10:000
71430rcu_preempt0-21swapper/010:10:000
46050430irq/122-QManpo0-210
46050430irq/122-QManpo0-210
71410rcu_preempt0-21swapper/309:47:113
71410rcu_preempt0-21swapper/309:47:113
71410rcu_preempt0-21swapper/309:47:113
71410rcu_preempt0-21swapper/011:08:450
71410rcu_preempt0-21swapper/011:08:450
71410rcu_preempt0-21swapper/009:22:440
71410rcu_preempt0-21swapper/009:22:440
1699410migration/114582-21taskset07:07:521
1699410migration/114582-21taskset07:07:521
1699410migration/114582-21taskset07:07:521
46650400irq/116-QManpo14098-2110:48:553
46650400irq/116-QManpo14098-2110:48:553
46650400irq/116-QManpo14098-2110:48:553
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
71390rcu_preempt0-21swapper/012:02:380
71390rcu_preempt0-21swapper/012:02:380
71390rcu_preempt0-21swapper/012:02:380
71390rcu_preempt0-21swapper/011:57:110
71390rcu_preempt0-21swapper/011:57:110
71390rcu_preempt0-21swapper/011:57:110
46050390irq/122-QManpo25035-2110:48:550
46050390irq/122-QManpo25035-2110:48:550
46050390irq/122-QManpo25035-2110:48:550
71380rcu_preempt13230-21taskset10:04:210
71380rcu_preempt13230-21taskset10:04:210
71380rcu_preempt13230-21taskset10:04:210
71380rcu_preempt0-21swapper/011:07:120
71380rcu_preempt0-21swapper/011:07:120
71380rcu_preempt0-21swapper/011:07:120
71380rcu_preempt0-21swapper/010:22:000
71380rcu_preempt0-21swapper/010:22:000
71370rcu_preempt4484-21sh11:45:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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