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2026-01-27 - 08:11
[ 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 Tue Jan 27, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28261422248188,19sleep50-21swapper/519:06:585
28262182220167,42sleep60-21swapper/619:08:036
28260562219171,15sleep20-21swapper/219:05:432
28282712214185,18sleep00-21swapper/019:09:410
28261872214184,19sleep30-21swapper/319:07:373
28279792212183,19sleep40-21swapper/419:08:504
28260552212185,17sleep10-21swapper/119:05:411
28261082208180,18sleep70-21swapper/719:06:277
2828520993713,24cyclictest0-21swapper/023:24:200
282853799340,28cyclictest0-21swapper/623:18:106
282853199343,30cyclictest369-21systemd-journal20:00:024
282853799330,32cyclictest0-21swapper/621:25:016
282853799330,28cyclictest0-21swapper/619:30:026
2828537993229,3cyclictest0-21swapper/620:50:026
282852299310,31cyclictest0-21swapper/123:40:011
2828541993029,1cyclictest16450irq/4-ttyS023:40:027
282854199300,29cyclictest2997935-21latency_hist00:20:027
282853799300,2cyclictest2892046-21sh21:05:026
282853799300,2cyclictest278-21plymouthd19:45:026
282853599300,2cyclictest2913582-21cron21:45:005
282853599300,29cyclictest2878314-21latency_hist20:40:025
282853599300,29cyclictest2859226-21turbostat.cron20:05:015
2828529993029,1cyclictest0-21swapper/323:55:023
2828529993028,1cyclictest2973357-21idleruntime-cro23:35:003
2828529993027,2cyclictest2954465-21cron23:00:013
282852299300,29cyclictest2916905-21apt-get21:53:091
282852299300,29cyclictest2889078-21latency_hist21:00:021
282852099300,29cyclictest2897426-21sh21:15:010
2828541992928,1cyclictest2889082-21dump-pmu-power21:00:027
2828541992927,1cyclictest0-21swapper/723:18:097
282854199290,28cyclictest0-21swapper/700:23:097
282854199290,1cyclictest0-21swapper/722:23:097
2828537992927,2cyclictest0-21swapper/600:38:106
2828537992925,4cyclictest0-21swapper/619:50:026
2828537992923,1cyclictest0-21swapper/623:10:016
282853799290,28cyclictest0-21swapper/621:18:096
282853799290,1cyclictest278-21plymouthd22:20:016
282853799290,0cyclictest0-21swapper/622:50:016
2828535992927,1cyclictest2971306-21apt-get23:33:115
282853599290,28cyclictest2887029-21apt-get20:58:105
282853599290,28cyclictest2884341-21apt-get20:53:105
282853599290,28cyclictest0-21swapper/522:28:095
282853599290,28cyclictest0-21swapper/519:33:105
282853599290,28cyclictest0-21swapper/519:33:095
282853599290,1cyclictest2962532-21cron23:15:015
282853599290,1cyclictest2908828-21apt-get21:38:105
2828531992927,1cyclictest2987230-21systemctl00:00:014
2828531992926,2cyclictest2875625-21cron20:35:014
282853199290,28cyclictest2914221-21apt-get21:48:094
282853199290,28cyclictest0-21swapper/423:43:094
282853199290,28cyclictest0-21swapper/422:50:014
282853199290,1cyclictest2832405-21apt-get19:18:094
282853199290,1cyclictest0-21swapper/423:48:114
2828529992927,1cyclictest0-21swapper/321:35:003
282852999290,29cyclictest0-21swapper/322:15:013
282852999290,1cyclictest0-21swapper/320:43:073
2828526992927,1cyclictest0-21swapper/219:45:022
2828526992927,1cyclictest0-21swapper/200:13:102
282852699290,28cyclictest2840746-21apt-get19:33:102
282852699290,28cyclictest2840746-21apt-get19:33:092
282852699290,28cyclictest0-21swapper/222:43:092
282852699290,28cyclictest0-21swapper/221:23:102
282852699290,28cyclictest0-21swapper/219:58:112
282852699290,1cyclictest0-21swapper/221:05:022
2828522992927,2cyclictest2967879-21fwupd23:24:211
282852299290,28cyclictest0-21swapper/123:53:101
282852299290,28cyclictest0-21swapper/123:08:101
282852299290,1cyclictest0-21swapper/122:55:001
2828520992928,1cyclictest0-21swapper/000:23:100
2828520992927,1cyclictest2995886-21apt-get00:18:110
282852099290,28cyclictest2862804-21apt-get20:13:110
282852099290,28cyclictest0-21swapper/023:38:100
282852099290,28cyclictest0-21swapper/000:30:010
282852099290,1cyclictest2992559-21latency_hist00:10:010
282852099290,1cyclictest2992559-21latency_hist00:10:010
282852099290,1cyclictest0-21swapper/020:00:010
2828541992828,0cyclictest0-21swapper/719:53:077
2828537992826,2cyclictest0-21swapper/621:53:106
2828537992826,1cyclictest1-21systemd19:25:026
282853599280,0cyclictest0-21swapper/521:13:095
2828531992828,0cyclictest0-21swapper/423:03:094
2828531992828,0cyclictest0-21swapper/422:23:104
2828531992827,1cyclictest2927361-21apt-config22:10:014
2828531992827,1cyclictest0-21swapper/420:40:014
282853199280,28cyclictest0-21swapper/421:55:024
282853199280,27cyclictest0-21swapper/419:48:094
2828529992827,1cyclictest0-21swapper/323:45:023
2828529992826,1cyclictest681-21dbus-daemon00:15:013
2828529992826,1cyclictest2862170-21idleruntime-cro20:10:013
282852999280,0cyclictest0-21swapper/322:38:083
282852999280,0cyclictest0-21swapper/319:23:103
282852999280,0cyclictest0-21swapper/300:38:093
2828526992828,0cyclictest0-21swapper/200:18:092
2828526992826,1cyclictest2881656-21apt-get20:48:082
2828522992828,0cyclictest0-21swapper/123:48:101
2828522992827,1cyclictest0-21swapper/120:03:111
2828522992826,1cyclictest0-21swapper/121:43:111
282852299280,28cyclictest0-21swapper/119:30:021
282852299280,28cyclictest0-21swapper/119:30:021
282852299280,0cyclictest0-21swapper/122:43:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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