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2026-02-17 - 15:19
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rackcslot3.osadl.org (updated Tue Feb 17, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89850860irq/17-ehci_hcd945-21usb-storage12:34:380
81770rcu_preempt0-21swapper/107:11:501
89850750irq/17-ehci_hcd0-21swapper/112:10:281
89850750irq/17-ehci_hcd0-21swapper/011:11:230
81750rcu_preempt1069-1kworker/0:1H09:18:170
81740rcu_preempt6898-21sh11:51:260
81740rcu_preempt19231-21if_can010:13:170
89850730irq/17-ehci_hcd945-21usb-storage09:15:590
81710rcu_preempt0-21swapper/011:14:410
81710rcu_preempt0-21swapper/007:08:190
81700rcu_preempt1734-21sh11:41:370
81700rcu_preempt15165-21ssh11:06:010
81700rcu_preempt11347-21uname09:58:190
81690rcu_preempt0-21swapper/011:35:060
81690rcu_preempt0-21swapper/011:00:200
81680rcu_preempt2943-21df_inode10:43:140
81670rcu_preempt24359-21apt-get09:23:110
81660rcu_preempt3200-21munin-run08:12:580
81660rcu_preempt16154-21ssh12:08:200
81660rcu_preempt0-21swapper/010:32:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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