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2026-02-18 - 20:10
[ 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.
Unexpectedly long latencies may be caused by SMIs
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 rack1slot2.osadl.org (updated Wed Feb 18, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1523127978,0sleep20-21swapper/207:15:102
1499623626,0sleep30-21swapper/307:12:233
1494823424,0sleep10-21swapper/107:11:491
1519623329,0sleep00-21swapper/007:14:440
153469977,0cyclictest83050irq/26-0000:00:08:40:592
153459970,0cyclictest7290-21tr08:15:551
153449970,0cyclictest2092-21grep08:35:500
339960,0migration/332434-21sh11:09:063
339960,0migration/330293-21sh12:03:043
339960,0migration/317189-21sh11:18:213
339960,0migration/316287-21munin-node08:45:473
339960,0migration/315704-21sh12:14:023
339960,0migration/314973-21fschecks_time11:55:513
339960,0migration/314096-21sh10:56:183
339960,0migration/310885-21sh11:33:283
29805060,0irq/28-eth0-rx-9366-21ssh09:20:583
29805060,0irq/28-eth0-rx-21534-21perl11:40:503
29805060,0irq/28-eth0-rx-0-21swapper/312:28:533
153469960,0cyclictest10819-21kthreadcore10:55:552
153469960,0cyclictest0-21swapper/212:16:482
153449966,0cyclictest0-21swapper/009:00:540
149960,0migration/029528-21kthreadcore12:20:570
149960,0migration/016127-21sh12:15:140
149960,0migration/012865-21sh10:39:180
8305050,0irq/26-0000:00:0-21swapper/209:55:552
339950,0migration/330851-21fschecks_count08:10:503
339950,0migration/32544-21munin-node10:31:013
339950,0migration/324078-21munin-node10:06:023
339950,0migration/323782-21kthreadcore12:35:553
339950,0migration/323664-21kthreadcore08:25:563
339950,0migration/323203-21latency_hist08:50:373
339950,0migration/322636-21latency_hist07:20:373
339950,0migration/322429-21taskset08:01:473
339950,0migration/32153-21kthreadcore07:25:553
339950,0migration/320371-21munin-node07:40:513
339950,0migration/320361-21taskset09:29:503
339950,0migration/319808-21munin-node09:10:493
339950,0migration/318555-21cpuspeed_turbos11:20:513
339950,0migration/318466-21rt-features08:21:003
339950,0migration/316438-21latency_hist12:15:383
339950,0migration/315200-21latency_hist09:45:373
339950,0migration/31332-21munin-node09:55:543
339950,0migration/312832-21irqrtprio10:20:553
339950,0migration/312790-21taskset10:39:063
339950,0migration/311500-21kthreadcore08:40:563
339950,0migration/311265-21timerandwakeup07:31:013
329950,0watchdog/37110-21cut10:15:573
329950,0watchdog/331463-21sh12:05:413
329950,0watchdog/330203-21kthreadcore08:30:573
329950,0watchdog/311111-21perl12:30:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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