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2026-01-16 - 11:12
[ 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 Fri Jan 16, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28113272236178,20sleep70-21swapper/719:08:557
28113422235178,18sleep20-21swapper/219:09:082
28092372234174,20sleep30-21swapper/319:06:443
28093002220190,19sleep00-21swapper/019:07:360
28091302218171,15sleep60-21swapper/619:05:096
28113442214185,19sleep40-21swapper/419:09:104
28091832214161,18sleep50-21swapper/519:05:565
28093392208180,18sleep10-21swapper/119:08:101
281164999321,31cyclictest671rcuc/523:20:025
281164999321,30cyclictest2871713-21sh21:00:005
281164999310,3cyclictest2991010-21turbostat.cron00:40:015
281164199310,30cyclictest2955454-21cron23:35:012
281164199310,30cyclictest2955454-21cron23:35:012
2811637993126,4cyclictest1-21systemd20:00:011
281163799310,30cyclictest2920455-21idleruntime-cro22:30:001
281164999300,29cyclictest1-21systemd00:25:025
2811642993028,1cyclictest2866978-21apt-get20:53:113
2811641993027,2cyclictest1-21systemd22:40:012
281164199300,29cyclictest2915716-21http22:23:102
2811637993026,3cyclictest1-21systemd21:55:011
281163799300,29cyclictest0-21swapper/122:05:001
281163799300,0cyclictest0-21swapper/123:48:111
281163399300,29cyclictest0-21swapper/022:05:000
2811654992928,1cyclictest16450irq/4-ttyS019:15:027
2811654992928,1cyclictest0-21swapper/720:53:107
2811654992927,1cyclictest0-21swapper/720:29:277
2811654992927,1cyclictest0-21swapper/700:03:127
281165499290,28cyclictest0-21swapper/720:58:117
281165299290,1cyclictest2985636-21sh00:30:016
2811649992927,1cyclictest0-21swapper/521:38:115
281164999291,0cyclictest671rcuc/522:53:145
2811647992927,1cyclictest2882481-21sh21:20:014
2811647992926,2cyclictest2933897-21cron22:55:014
281164799290,28cyclictest2915713-21apt-get22:23:114
281164799290,28cyclictest0-21swapper/420:28:124
281164299290,29cyclictest491rcuc/300:20:013
281164299290,1cyclictest2941995-21dump-pmu-power23:10:003
281164299290,1cyclictest2815521-21apt-get19:18:113
2811641992927,1cyclictest0-21swapper/223:25:022
2811641992927,1cyclictest0-21swapper/222:08:112
2811641992927,1cyclictest0-21swapper/222:05:002
2811641992927,1cyclictest0-21swapper/221:43:142
281164199290,28cyclictest2829258-21apt-get19:43:132
281164199290,28cyclictest0-21swapper/222:45:012
281164199290,28cyclictest0-21swapper/219:13:122
281164199290,28cyclictest0-21swapper/200:20:012
2811637992928,1cyclictest0-21swapper/119:43:141
2811637992927,1cyclictest0-21swapper/120:20:011
2811637992926,3cyclictest0-21swapper/123:28:121
2811637992926,3cyclictest0-21swapper/123:28:121
281163799290,28cyclictest2937253-21apt-get23:03:121
281163799290,28cyclictest2864295-21apt-get20:48:121
281163799290,28cyclictest0-21swapper/122:08:111
281163799290,28cyclictest0-21swapper/100:35:021
281163799290,1cyclictest0-21swapper/121:45:001
281163399290,28cyclictest2863698-21systemctl20:45:020
281163399290,28cyclictest0-21swapper/022:23:110
281163399290,28cyclictest0-21swapper/020:03:100
281163399290,28cyclictest0-21swapper/019:43:130
281163399290,28cyclictest0-21swapper/019:25:020
2811654992828,0cyclictest0-21swapper/721:58:137
2811654992828,0cyclictest0-21swapper/720:43:137
2811654992827,1cyclictest0-21swapper/722:43:137
2811654992827,1cyclictest0-21swapper/722:03:127
2811654992827,1cyclictest0-21swapper/719:23:127
281165499280,28cyclictest0-21swapper/719:35:017
281165499280,0cyclictest0-21swapper/721:28:137
281165499280,0cyclictest0-21swapper/720:03:107
2811652992826,1cyclictest0-21swapper/621:05:016
2811652992826,1cyclictest0-21swapper/620:43:126
281165299280,28cyclictest0-21swapper/622:03:136
281165299280,28cyclictest0-21swapper/621:58:136
281165299280,28cyclictest0-21swapper/619:23:126
281165299280,27cyclictest0-21swapper/622:43:136
281165299280,27cyclictest0-21swapper/621:23:106
281165299280,0cyclictest0-21swapper/620:53:106
2811649992827,1cyclictest0-21swapper/523:40:025
2811649992827,1cyclictest0-21swapper/520:48:135
281164999280,28cyclictest0-21swapper/519:15:015
281164999280,1cyclictest0-21swapper/519:23:115
2811647992827,1cyclictest2825652-21idleruntime-cro19:35:024
2811647992827,1cyclictest0-21swapper/423:43:134
2811647992827,0cyclictest0-21swapper/422:33:124
2811647992826,1cyclictest2988350-21idleruntime-cro00:35:014
2811647992826,1cyclictest2848087-21apt-get20:18:124
281164799280,0cyclictest0-21swapper/423:48:104
281164799280,0cyclictest0-21swapper/400:23:114
281164299280,28cyclictest2967124-21apt-get23:58:103
281164299280,28cyclictest0-21swapper/322:10:013
281164299280,27cyclictest0-21swapper/300:38:113
2811641992828,0cyclictest0-21swapper/221:13:092
2811641992827,1cyclictest0-21swapper/223:05:022
2811641992827,1cyclictest0-21swapper/222:33:122
2811641992826,1cyclictest2828906-21gdbus19:40:022
281164199280,0cyclictest0-21swapper/220:03:112
2811637992827,1cyclictest0-21swapper/122:53:121
2811637992827,1cyclictest0-21swapper/121:03:121
281163799280,27cyclictest0-21swapper/119:28:111
2811633992828,0cyclictest0-21swapper/021:48:100
2811633992826,1cyclictest0-21swapper/021:13:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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