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2026-02-27 - 09:22
[ 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 rackbslot7.osadl.org (updated Fri Feb 27, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
349824140,28sleep30-21swapper/319:06:173
349824140,28sleep30-21swapper/319:06:173
3475212112,69sleep23497-21munin-plugin-st19:06:172
3475212112,69sleep23497-21munin-plugin-st19:06:172
3639991093,80cyclictest7326-21apt-get23:41:321
562921020,8sleep20-21swapper/219:11:272
36449910028,32cyclictest0-21swapper/223:27:242
3644999926,41cyclictest14552-21sh22:57:362
363999982,71cyclictest4254-21ssh22:41:341
3644999654,35cyclictest7856-21acpi23:41:272
3644999616,45cyclictest145052rm21:11:252
3639999546,19cyclictest10292-21ls22:51:371
3639999512,72cyclictest26942-21sort00:12:431
3635999573,15cyclictest13746-21latency_hist23:51:210
3635999573,15cyclictest13746-21latency_hist23:51:210
3644999451,36cyclictest0-21swapper/223:51:202
3644999451,36cyclictest0-21swapper/223:51:202
363999943,69cyclictest26852-21runrttasks21:31:461
363599933,66cyclictest19537-21apt-get00:01:530
3644999247,39cyclictest16542-21unixbench_singl22:06:542
3644999247,39cyclictest16542-21unixbench_singl22:06:542
114132920,9sleep20-21swapper/221:06:212
3644999168,14cyclictest26713-21cpuspeed00:12:372
363599919,41cyclictest9532-21apt-get21:56:380
3644999067,14cyclictest20319-21kworker/u17:2+flush-179:023:25:002
3635999024,29cyclictest0-21swapper/000:12:550
364499893,74cyclictest0-21swapper/220:46:322
364499893,74cyclictest0-21swapper/220:46:322
364499893,73cyclictest0-21swapper/220:16:352
3639998953,15cyclictest5178-21ssh21:49:061
364499882,51cyclictest9435-21seq20:59:022
363999883,74cyclictest3419-21apt-get20:41:321
363999883,74cyclictest3419-21apt-get20:41:321
363999883,74cyclictest17382-21apt-get19:46:331
363999883,74cyclictest17382-21apt-get19:46:331
3639998826,42cyclictest9591-21rm21:56:381
3639998762,15cyclictest6473-21runrttasks19:11:521
3635998731,33cyclictest0-21swapper/021:38:210
3635998731,33cyclictest0-21swapper/021:38:210
364499863,73cyclictest0-21swapper/200:31:292
3644998614,63cyclictest20144-21ssh00:01:402
3639998646,14cyclictest17786-21ssh21:16:391
3635998613,55cyclictest0-21swapper/022:42:350
3644998541,39cyclictest0-21swapper/221:32:462
3639998557,20cyclictest1-21systemd21:45:321
364499843,67cyclictest0-21swapper/219:36:342
364499843,63cyclictest9790-21ssh21:57:122
363999844,58cyclictest20864-21apt-get19:56:461
363999844,58cyclictest20864-21apt-get19:56:461
3635998465,13cyclictest27943-21latency_hist23:21:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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