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2026-02-19 - 22:27
[ 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 Feb 19, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3208124637,0sleep20-21swapper/207:12:482
3214723727,0sleep30-21swapper/307:13:373
3223023127,0sleep00-21swapper/007:14:340
3215022824,0sleep10-21swapper/107:13:391
323989988,0cyclictest1531-21sadc10:05:431
35170,0ktimersoftd/311984-21df_inode08:30:553
323999973,0cyclictest31236-21awk10:40:592
323999973,0cyclictest25377-21awk12:10:582
339960,0migration/39269-21sh10:07:523
339960,0migration/331697-21ntp_offset10:01:033
339960,0migration/331204-21sh10:58:073
339960,0migration/326407-21sh10:17:273
339960,0migration/317146-21sh12:24:113
323999964,0cyclictest0-21swapper/210:09:222
323989966,0cyclictest3524-21snmpd10:33:591
29805060,0irq/28-eth0-rx-25945-21sed11:15:433
149960,0migration/07734-21aten_r1power_cu08:05:530
149960,0migration/030413-21munin-node12:11:030
149960,0migration/019123-21sh11:29:540
4150,0ktimersoftd/00-21swapper/012:31:390
339950,0migration/39250-21kthreadcore10:26:013
339950,0migration/39250-21kthreadcore10:26:013
339950,0migration/38505-21munin-node11:21:023
339950,0migration/37498-21munin-node10:45:563
339950,0migration/35769-21munin-node09:46:013
339950,0migration/35543-21kthreadcore08:46:023
339950,0migration/3326-21latency_hist08:00:423
339950,0migration/332442-21kthreadcore10:21:013
339950,0migration/331151-21sh12:11:293
339950,0migration/330830-21kthreadcore08:41:003
339950,0migration/3300-21kthreadcore08:20:593
339950,0migration/326867-21cpuspeed_turbos12:30:553
339950,0migration/326816-21munin-node09:21:053
339950,0migration/323056-21kthreadcore11:31:023
339950,0migration/318349-21latency_hist07:50:423
339950,0migration/318022-21munin-node09:55:563
339950,0migration/317373-21kthreadcore08:11:003
339950,0migration/311501-21latency_hist12:40:433
339950,0migration/311336-21kthreadcore08:51:013
323999953,0cyclictest0-21swapper/212:16:172
323989955,0cyclictest0-21swapper/111:30:521
323989955,0cyclictest0-21swapper/110:52:431
323989955,0cyclictest0-21swapper/109:40:591
323989955,0cyclictest0-21swapper/109:17:101
323989950,0cyclictest0-21swapper/112:42:261
323989950,0cyclictest0-21swapper/112:21:381
323989950,0cyclictest0-21swapper/111:00:071
323989950,0cyclictest0-21swapper/110:46:241
323989950,0cyclictest0-21swapper/108:51:471
323989950,0cyclictest0-21swapper/108:30:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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