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2025-04-24 - 15:01
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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 Thu Apr 24, 2025 12:52:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71620rcu_preempt0-21swapper/211:09:222
71620rcu_preempt0-21swapper/211:09:222
71590rcu_preempt0-21swapper/311:06:093
71590rcu_preempt0-21swapper/311:06:093
71530rcu_preempt0-21swapper/212:34:002
71530rcu_preempt0-21swapper/212:34:002
71430rcu_preempt0-21swapper/008:43:480
71430rcu_preempt0-21swapper/008:43:480
46050430irq/122-QManpo0-210
46050430irq/122-QManpo0-210
71410rcu_preempt0-21swapper/112:34:121
71410rcu_preempt0-21swapper/112:34:121
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
71390rcu_preempt0-21swapper/012:42:220
71390rcu_preempt0-21swapper/012:42:220
46250390irq/120-QManpo25685-2109:24:361
46250390irq/120-QManpo25685-2109:24:361
71380rcu_preempt20487-21ssh12:58:542
71380rcu_preempt20487-21ssh12:58:542
71380rcu_preempt20312-21sh12:58:440
71380rcu_preempt20312-21sh12:58:440
71380rcu_preempt20312-21sh12:58:440
71380rcu_preempt0-21swapper/110:03:551
71380rcu_preempt0-21swapper/110:03:551
71380rcu_preempt0-21swapper/010:58:380
71380rcu_preempt0-21swapper/010:58:380
71380rcu_preempt0-21swapper/010:13:510
71380rcu_preempt0-21swapper/010:13:510
46050380irq/122-QManpo18892-2109:24:360
46050380irq/122-QManpo18892-2109:24:360
46050380irq/122-QManpo18892-2109:24:360
46050380irq/122-QManpo1414-10
46050380irq/122-QManpo1414-10
71370rcu_preempt22289-1kworker/1:0H09:53:531
71370rcu_preempt22289-1kworker/1:0H09:53:531
71370rcu_preempt0-21swapper/209:28:572
71370rcu_preempt0-21swapper/209:28:572
71370rcu_preempt0-21swapper/012:21:470
71370rcu_preempt0-21swapper/012:21:470
71370rcu_preempt0-21swapper/011:42:040
71370rcu_preempt0-21swapper/011:42:040
71370rcu_preempt0-21swapper/010:50:020
71370rcu_preempt0-21swapper/010:50:020
71370rcu_preempt0-21swapper/007:59:070
71370rcu_preempt0-21swapper/007:59:070
46050370irq/122-QManpo28260-210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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