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2026-02-08 - 21:06
[ 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 100 highest latencies:
System rack1slot2.osadl.org (updated Sun Feb 08, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1985825039,0sleep20-21swapper/207:13:562
1992224536,0sleep10-21swapper/107:14:431
1962723127,0sleep00-21swapper/007:11:140
1962022824,0sleep30-21swapper/307:11:093
8305060,0irq/26-0000:00:23205-21munin-plugin-st10:24:482
35160,0ktimersoftd/30-21swapper/311:26:133
339960,0migration/327018-21sh09:47:353
29805060,0irq/28-eth0-rx-30461-21kthreadcore12:20:093
29805060,0irq/28-eth0-rx-26186-21perl10:45:023
29805060,0irq/28-eth0-rx-20357-21grep07:59:483
29805060,0irq/28-eth0-rx-17256-21perl11:55:033
29805060,0irq/28-eth0-rx-0-21swapper/311:42:483
29805060,0irq/28-eth0-rx-0-21swapper/308:19:473
200049966,0cyclictest0-21swapper/110:15:091
149960,0migration/09686-21sh12:09:490
149960,0migration/0833-21sh12:04:300
149960,0migration/030725-21sh11:43:040
149960,0migration/026313-21sh12:18:070
149960,0migration/02220-21sh12:22:290
149960,0migration/019709-21sh12:33:080
149960,0migration/014102-21taskset10:18:230
149960,0migration/012230-21sh09:58:350
149960,0migration/012081-21sh11:14:420
8305050,0irq/26-0000:00:4087-21perf09:54:482
8305050,0irq/26-0000:00:22687-21if_eth1.310:05:052
339950,0migration/39672-21kthreadcore09:55:073
339950,0migration/39227-21kthreadcore11:30:063
339950,0migration/33488-21aten_r1power_fr12:25:013
339950,0migration/332340-21cpuspeed_turbos10:30:003
339950,0migration/33181-21fschecks_time08:10:023
339950,0migration/331533-21latency_hist11:44:493
339950,0migration/330842-21timerwakeupswit09:10:173
339950,0migration/329080-21munin-node08:50:053
339950,0migration/326894-21taskset07:16:343
339950,0migration/325653-21kthreadcore11:20:073
339950,0migration/321204-21sendmail_mailqu10:20:113
339950,0migration/320104-21if_eth111:00:053
339950,0migration/319238-21kthreadcore11:35:073
339950,0migration/318389-21kthreadcore10:00:063
339950,0migration/318376-21munin-node09:05:053
339950,0migration/316448-21munin-node10:55:103
339950,0migration/313065-21kthreadcore07:30:063
339950,0migration/312836-21taskset08:35:203
339950,0migration/312666-21kthreadcore12:10:073
329950,0watchdog/323253-21cut12:15:083
329950,0watchdog/31814-21users11:05:153
329950,0watchdog/30-21swapper/312:35:083
329950,0watchdog/30-21swapper/309:39:553
29815050,0irq/29-eth0-tx-9204-21ssh10:52:232
29815050,0irq/29-eth0-tx-7703-21kthreadcore11:10:062
29815050,0irq/29-eth0-tx-31407-21diskmemload11:03:092
29815050,0irq/29-eth0-tx-21820-21perl11:20:022
29815050,0irq/29-eth0-tx-16711-21munin-node07:35:090
29815050,0irq/29-eth0-tx-15732-21ssh11:53:242
29815050,0irq/29-eth0-tx-14451-21kthreadcore09:40:062
29815050,0irq/29-eth0-tx-1247-21munin-node12:05:052
29815050,0irq/29-eth0-tx-12403-21ssh09:59:072
29815050,0irq/29-eth0-tx-0-21swapper/212:35:432
29815050,0irq/29-eth0-tx-0-21swapper/211:46:272
29815050,0irq/29-eth0-tx-0-21swapper/211:38:212
29815050,0irq/29-eth0-tx-0-21swapper/211:16:112
29815050,0irq/29-eth0-tx-0-21swapper/009:14:590
29815050,0irq/29-eth0-tx-0-21swapper/008:55:040
29805050,0irq/28-eth0-rx-5610-21ssh10:13:403
29805050,0irq/28-eth0-rx-4872-21if_err_eth111:10:043
29805050,0irq/28-eth0-rx-3680-21kthreadcore10:50:063
29805050,0irq/28-eth0-rx-18405-21irqrtprio09:25:033
29805050,0irq/28-eth0-rx-0-21swapper/312:40:073
29805050,0irq/28-eth0-rx-0-21swapper/312:08:293
29805050,0irq/28-eth0-rx-0-21swapper/311:52:043
29805050,0irq/28-eth0-rx-0-21swapper/310:40:043
29805050,0irq/28-eth0-rx-0-21swapper/310:36:543
29805050,0irq/28-eth0-rx-0-21swapper/310:25:133
29805050,0irq/28-eth0-rx-0-21swapper/310:19:263
29805050,0irq/28-eth0-rx-0-21swapper/310:05:063
29805050,0irq/28-eth0-rx-0-21swapper/309:50:063
29805050,0irq/28-eth0-rx-0-21swapper/309:20:533
29805050,0irq/28-eth0-rx-0-21swapper/309:18:033
259950,0migration/25023-21kthreadcore09:15:062
259950,0migration/230559-21munin-node11:25:042
259950,0migration/230096-21kthreadcore12:20:092
259950,0migration/225877-21irqrtprio09:10:092
259950,0migration/225058-21munin-node11:59:592
259950,0migration/217803-21fschecks_time08:20:012
259950,0migration/213593-21sh10:16:552
259950,0migration/21220-21munin-node10:30:042
249950,0watchdog/2693-21kthreadcore11:05:072
249950,0watchdog/224991-21cut11:40:082
200059955,0cyclictest31407-21diskmemload12:44:482
200059950,0cyclictest0-21swapper/210:39:182
200049955,0cyclictest0-21swapper/110:56:561
200049950,0cyclictest0-21swapper/112:39:441
200049950,0cyclictest0-21swapper/111:06:051
200049950,0cyclictest0-21swapper/111:01:301
200039955,0cyclictest0-21swapper/010:45:100
200039950,0cyclictest0-21swapper/011:45:040
179950,0migration/19576-21taskset08:58:081
179950,0migration/13293-21munin-node09:35:021
179950,0migration/131180-21kthreadcore08:50:061
179950,0migration/126627-21processes08:00:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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