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2026-03-05 - 02:34
[ 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 Thu Mar 05, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2515626958,0sleep20-21swapper/219:11:532
3203024433,0sleep00-21swapper/019:16:200
3180924030,0sleep10-21swapper/119:13:401
3191223627,0sleep30-21swapper/319:14:543
339960,0migration/37968-21sh00:22:023
339960,0migration/34678-21sh00:00:043
339960,0migration/331554-21munin-node19:57:103
339960,0migration/32084-21sh22:24:133
339960,0migration/319764-21munin-node23:32:053
321499960,0cyclictest0-21swapper/000:31:550
29815060,0irq/29-eth0-tx-0-21swapper/021:17:140
29805060,0irq/28-eth0-rx-5216-21ntpq23:02:103
29805060,0irq/28-eth0-rx-0-21swapper/323:12:523
29805060,0irq/28-eth0-rx-0-21swapper/321:55:333
149960,0migration/09423-21kthreadcore20:07:080
149960,0migration/06648-21sh21:50:170
149960,0migration/025341-21latency_hist19:56:500
149960,0migration/024671-21sh23:16:420
149960,0migration/021698-21sh00:09:170
149960,0migration/019493-21kthreadcore21:57:070
339950,0migration/36925-21taskset20:03:233
339950,0migration/36175-21runrttasks19:17:113
339950,0migration/331567-21sh22:02:203
339950,0migration/329836-21munin-node20:22:043
339950,0migration/327319-21kthreadcore22:57:063
339950,0migration/323495-21kthreadcore22:37:063
339950,0migration/322614-21sh21:41:533
339950,0migration/320626-21taskset00:07:153
339950,0migration/319156-21kthreadcore20:12:073
339950,0migration/317580-21kthreadcore22:32:093
339950,0migration/31523-21kthreadcore21:47:063
339950,0migration/314153-21kthreadcore19:47:073
339950,0migration/313447-21munin-node20:07:113
339950,0migration/312269-21kthreadcore20:52:083
339950,0migration/311982-21munin-node21:17:043
339950,0migration/310462-21kthreadcore19:22:073
321519955,0cyclictest0-21swapper/220:12:032
321519954,0cyclictest8604-21awk20:07:062
321519950,0cyclictest0-21swapper/200:22:152
321509955,0cyclictest0-21swapper/123:20:071
321509955,0cyclictest0-21swapper/100:09:181
321509950,0cyclictest0-21swapper/123:40:081
321509950,0cyclictest0-21swapper/121:25:021
321499955,0cyclictest0-21swapper/023:33:540
321499955,0cyclictest0-21swapper/022:48:010
321499950,0cyclictest0-21swapper/021:37:040
329950,0watchdog/35918-21cpuspeed_turbos00:02:023
329950,0watchdog/332638-21if_err_eth1.200:17:063
329950,0watchdog/32599-21munin-node00:37:063
329950,0watchdog/316839-21ssh00:42:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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