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2026-02-28 - 08:47
[ 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 rack8slot4.osadl.org (updated Sat Feb 28, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30910742230175,42sleep40-21swapper/419:08:304
30890022228169,20sleep30-21swapper/319:06:353
30911512217187,19sleep60-21swapper/619:09:366
30890352217191,17sleep00-21swapper/019:07:050
30911422216184,20sleep70-21swapper/719:09:297
30889902216186,19sleep20-21swapper/219:06:262
30890692215183,20sleep50-21swapper/519:07:345
30890092212185,17sleep10-21swapper/119:06:421
309142499332,29cyclictest16450irq/4-ttyS020:35:017
3091415993331,1cyclictest0-21swapper/421:15:004
3091415993331,1cyclictest0-21swapper/421:15:004
3091419993228,3cyclictest369-21systemd-journal20:20:015
309141599320,30cyclictest3102736-21sh19:30:004
309142499310,3cyclictest3170823-21latency_hist21:35:027
309142199310,30cyclictest0-21swapper/623:59:596
3091419993128,2cyclictest369-21systemd-journal00:40:015
309141999310,30cyclictest3238637-21dump-pmu-power23:40:005
3091424993028,1cyclictest3097994-21apt-get19:23:067
3091424993028,1cyclictest0-21swapper/720:50:007
309142499300,29cyclictest3127000-21gpgv20:15:017
309142199300,29cyclictest0-21swapper/622:40:016
3091419993027,2cyclictest3182480-21apt-get21:58:045
309141999300,28cyclictest0-21swapper/523:05:025
309141599300,29cyclictest3110818-21debian-sa119:45:014
3091413993028,1cyclictest0-21swapper/319:45:013
3091413993027,2cyclictest3238633-21latency_hist23:40:013
309141399300,29cyclictest3260275-21munin-run00:20:003
309141399300,29cyclictest0-21swapper/323:05:023
309141399300,1cyclictest3140944-21cron20:40:003
3091410993028,1cyclictest3138883-21apt-get20:38:042
309141099300,29cyclictest369-21systemd-journal21:45:012
309141099300,29cyclictest0-21swapper/222:30:012
309140899300,2cyclictest3110821-21turbostat.cron19:45:011
309140899300,29cyclictest369-21systemd-journal21:40:021
309140899300,29cyclictest3235943-21sh23:35:001
309140899300,29cyclictest3233304-21systemd-run23:30:001
3091424992927,1cyclictest3121580-21sh20:05:007
309142499290,28cyclictest3228514-21apt-get23:23:047
309142499290,28cyclictest0-21swapper/723:48:057
309142499290,28cyclictest0-21swapper/719:33:057
309142499290,1cyclictest0-21swapper/721:45:017
309142499290,1cyclictest0-21swapper/721:10:017
309142499290,1cyclictest0-21swapper/721:10:007
3091421992929,0cyclictest0-21swapper/623:20:016
3091421992926,2cyclictest3097347-21latency_hist19:20:006
309142199290,28cyclictest0-21swapper/620:23:056
309142199290,28cyclictest0-21swapper/620:13:056
309142199290,1cyclictest0-21swapper/621:40:026
309142199290,1cyclictest0-21swapper/621:15:026
309142199290,1cyclictest0-21swapper/621:15:026
3091419992927,1cyclictest3163388-21apt-get21:23:035
309141999290,28cyclictest0-21swapper/522:40:025
309141999290,1cyclictest3110829-21munin-run19:45:005
3091415992927,1cyclictest3173511-21turbostat.cron21:40:024
3091415992927,1cyclictest0-21swapper/421:55:024
309141599290,28cyclictest0-21swapper/400:18:064
309141399290,29cyclictest0-21swapper/323:20:003
309141399290,28cyclictest0-21swapper/321:40:033
309141399290,28cyclictest0-21swapper/321:00:013
309141399290,28cyclictest0-21swapper/319:23:063
309141399290,1cyclictest0-21swapper/320:20:003
309141099290,29cyclictest0-21swapper/221:40:012
309141099290,28cyclictest3225809-21apt-get23:18:042
309141099290,28cyclictest0-21swapper/223:58:052
309141099290,28cyclictest0-21swapper/222:58:042
309141099290,28cyclictest0-21swapper/222:35:012
309141099290,28cyclictest0-21swapper/200:40:012
309141099290,1cyclictest3130560-21apt-get20:23:052
3091408992927,1cyclictest1-21systemd23:50:011
3091408992927,1cyclictest0-21swapper/119:58:041
309140899290,28cyclictest0-21swapper/121:10:021
309140899290,28cyclictest0-21swapper/121:10:011
309140899290,1cyclictest3258207-21apt-get00:18:051
3091403992928,1cyclictest3206985-21apt-get22:43:040
3091403992928,1cyclictest1-21systemd21:00:010
3091403992928,1cyclictest1-21systemd21:00:010
309140399290,28cyclictest0-21swapper/022:50:020
309140399290,1cyclictest0-21swapper/023:10:000
309140399290,1cyclictest0-21swapper/020:05:000
3091424992827,1cyclictest3195954-21apt-get22:23:057
3091424992827,1cyclictest0-21swapper/722:28:047
3091424992827,1cyclictest0-21swapper/719:28:057
309142499280,27cyclictest0-21swapper/700:13:067
309142499280,0cyclictest3254890-21apt00:10:017
309142499280,0cyclictest0-21swapper/720:53:057
309142499280,0cyclictest0-21swapper/719:58:047
3091421992827,1cyclictest0-21swapper/623:15:016
3091421992826,1cyclictest1-21systemd19:30:016
309142199280,28cyclictest0-21swapper/620:15:026
3091419992827,1cyclictest0-21swapper/520:15:015
3091419992826,1cyclictest3258207-21apt-get00:18:055
3091419992826,1cyclictest0-21swapper/520:53:045
3091419992825,2cyclictest0-21swapper/522:48:045
309141999280,27cyclictest0-21swapper/523:48:055
3091415992826,1cyclictest3222496-21dump-pmu-power23:10:014
309141599280,27cyclictest0-21swapper/420:53:064
309141599280,0cyclictest0-21swapper/422:23:044
309141399280,0cyclictest0-21swapper/322:18:053
3091410992826,2cyclictest3077049-21munin-node19:15:002
3091410992826,1cyclictest369-21systemd-journal19:25:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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