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2026-02-14 - 15:58
[ 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 Sat Feb 14, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2479123727,0sleep30-21swapper/307:14:303
2459323728,0sleep20-21swapper/207:12:082
2469723524,0sleep00-21swapper/007:13:220
2460223324,0sleep10-21swapper/107:12:151
8305060,0irq/26-0000:00:28998-21cut08:25:173
35160,0ktimersoftd/30-21swapper/311:35:403
29815060,0irq/29-eth0-tx-18104-21munin-node07:55:340
29805060,0irq/28-eth0-rx-31011-21iostat11:40:353
29805060,0irq/28-eth0-rx-21784-21ssh11:51:293
29805060,0irq/28-eth0-rx-14207-21kthreadcore12:05:383
29805060,0irq/28-eth0-rx-0-21swapper/311:19:173
29805060,0irq/28-eth0-rx-0-21swapper/309:15:303
27160,0ktimersoftd/20-21swapper/209:37:162
249349960,0cyclictest14529-21ssh10:50:490
249349960,0cyclictest0-21swapper/011:26:370
149960,0migration/07122-21kthreadcore10:30:350
149960,0migration/027972-21kthreadcore11:00:360
8305050,0irq/26-0000:00:21513-21date07:35:173
339950,0migration/39007-21munin-node08:55:353
339950,0migration/38523-21kthreadcore07:45:343
339950,0migration/38081-21cpuspeed_turbos10:50:313
339950,0migration/37331-21kthreadcore10:30:353
339950,0migration/35625-21kthreadcore07:20:373
339950,0migration/33547-21irqcore12:20:343
339950,0migration/331958-21taskset11:01:033
339950,0migration/33164-21kthreadcore11:05:353
339950,0migration/329330-21kthreadcore10:05:353
339950,0migration/328985-21kthreadcore09:45:343
339950,0migration/328487-21df_abs12:35:313
339950,0migration/325881-21switchtime12:30:443
339950,0migration/322951-21sshd09:05:313
339950,0migration/321776-21latency_hist08:20:173
339950,0migration/321703-21munin-node09:25:303
339950,0migration/321669-21taskset09:04:303
339950,0migration/319370-21kthreadcore09:40:363
339950,0migration/314372-21kthreadcore11:10:373
339950,0migration/314224-21latency_hist07:30:173
339950,0migration/312938-21fschecks_count11:30:313
339950,0migration/310024-21kthreadcore11:45:373
329950,0watchdog/330107-21kthreadcore08:00:373
329950,0watchdog/324005-21kthreadcore07:35:323
329950,0watchdog/30-21swapper/310:00:373
29815050,0irq/29-eth0-tx-6693-21grep10:10:352
29815050,0irq/29-eth0-tx-5464-21munin-node10:30:312
29815050,0irq/29-eth0-tx-21567-21munin-node09:25:332
29815050,0irq/29-eth0-tx-18777-21munin-node11:15:402
29815050,0irq/29-eth0-tx-13032-21ssh12:05:382
29815050,0irq/29-eth0-tx-10928-21munin-node07:50:360
29815050,0irq/29-eth0-tx-10116-21ssh12:24:142
29815050,0irq/29-eth0-tx-0-21swapper/210:04:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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