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2026-01-15 - 09:56
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #4

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot4s.osadl.org (updated Thu Jan 15, 2026 00:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
358226994639,5cyclictest637997-21latency_hist23:40:011
358228994542,2cyclictest358187-21kworker/u8:3+flush-259:020:14:592
358232994442,1cyclictest606648-21fwupd23:05:283
358221993936,2cyclictest358187-21kworker/u8:3+flush-259:020:10:000
358221993832,4cyclictest612223-21latency_hist23:15:000
358221993730,5cyclictest503198-21latency_hist21:30:020
358232993633,2cyclictest419538-21kworker/u8:1+flush-259:021:20:003
358232993428,4cyclictest446099-21latency_hist20:35:003
358221993226,5cyclictest377914-21ntpq19:25:190
358221993127,3cyclictest648543-21/usr/sbin/munin23:50:140
358221993126,4cyclictest570174-21latency_hist22:35:000
358221993126,3cyclictest585816-21cat22:50:000
358232993026,3cyclictest252-21systemd-journal00:10:003
358226993027,2cyclictest601714-21kworker/u8:2+flush-259:023:30:241
358226993026,3cyclictest679286-21kworker/u8:0+flush-259:000:30:161
358226993024,4cyclictest600981-21ntpq23:00:201
358226992925,3cyclictest462192-21kworker/u8:0+flush-259:020:50:241
358226992925,3cyclictest462192-21kworker/u8:0+flush-259:020:50:241
358232992825,2cyclictest580472-21kworker/u8:2+flush-259:022:50:153
358232992822,4cyclictest373636-21latency_hist19:25:013
358228992824,3cyclictest607068-21kworker/u8:1+flush-259:023:50:192
358228992823,3cyclictest252-21systemd-journal21:50:012
358226992824,3cyclictest560161-21apt-get22:25:111
358226992824,3cyclictest383041-21ntpq19:30:201
358226992824,3cyclictest314473-21kworker/u8:1+flush-259:019:15:261
358226992821,5cyclictest497115-21ntpq21:20:221
358221992826,1cyclictest487738-21kworker/0:1+pm23:05:290
358232992724,2cyclictest487698-21kworker/u8:2+events_unbound22:10:013
358232992721,5cyclictest425475-21diskstats20:15:143
358228992724,2cyclictest358187-21kworker/u8:3+events_unbound20:45:172
358226992721,4cyclictest252-21systemd-journal23:17:491
358226992721,4cyclictest252-21systemd-journal23:17:481
358221992721,4cyclictest564146-21ntpq22:25:200
358232992621,4cyclictest683996-21ntpq00:20:213
358232992521,3cyclictest358187-21kworker/u8:3+events_unbound19:55:133
358226992522,2cyclictest601714-21kworker/u8:2+flush-259:023:10:011
358226992519,4cyclictest252-21systemd-journal23:30:011
358221992522,2cyclictest358187-21kworker/u8:3+events_unbound20:55:130
358221992521,4cyclictest358187-21kworker/u8:3+events_unbound21:20:170
358221992521,3cyclictest409649-21kworker/u8:2+events_unbound20:40:120
358221992520,4cyclictest549596-21latency_hist22:15:010
358221992520,4cyclictest435401-21latency_hist20:25:000
358232992420,3cyclictest633084-21/usr/sbin/munin23:35:183
358232992418,4cyclictest627704-21latency_hist23:30:003
358228992420,3cyclictest695079-40mandb00:34:272
358221992421,2cyclictest570401-21kworker/u8:0+events_unbound23:00:130
358232992319,3cyclictest549620-21kworker/u8:1+flush-259:022:20:143
358228992318,3cyclictest358187-21kworker/u8:3+flush-259:021:10:002
358226992319,3cyclictest457087-21apt-get20:45:111
358226992319,3cyclictest420155-21apt-get20:10:141
358226992319,3cyclictest314473-21kworker/u8:1+flush-259:019:10:251
358226992318,3cyclictest668955-21latency_hist00:10:011
358221992319,3cyclictest508376-21kworker/u8:4+flush-259:021:45:000
358221992319,3cyclictest508376-21kworker/u8:4+events_unbound21:45:130
358232992218,3cyclictest689162-21ntpq00:25:223
358232992218,3cyclictest358187-21kworker/u8:3+flush-259:021:10:183
358228992218,3cyclictest607068-21kworker/u8:1+flush-259:023:45:152
358228992218,3cyclictest570401-21kworker/u8:0+flush-259:022:40:212
358228992218,3cyclictest303506-21kworker/u8:0+flush-259:019:10:252
358226992217,4cyclictest252-21systemd-journal23:25:001
358226992217,4cyclictest252-21systemd-journal23:25:001
358226992216,4cyclictest358154-21latency_hist19:10:011
358221992219,2cyclictest419538-21kworker/u8:1+events_unbound20:25:110
358232992117,3cyclictest409649-21kworker/u8:2+flush-259:020:45:003
358232992116,4cyclictest638235-21/usr/sbin/munin23:40:143
358232992115,4cyclictest440689-21base6420:30:003
358228992116,3cyclictest509-21rs:main2
358226992117,3cyclictest462192-21kworker/u8:0+flush-259:021:15:201
358221992118,2cyclictest607068-21kworker/u8:1+events_unbound23:55:130
358221992118,2cyclictest358187-21kworker/u8:3+flush-259:020:45:180
358221992117,3cyclictest358187-21kworker/u8:3+events_unbound19:55:510
358221992117,3cyclictest314473-21kworker/u8:1+events_unbound19:10:210
358232992017,2cyclictest590775-21kworker/u8:3+events_unbound23:00:173
358232992017,2cyclictest570401-21kworker/u8:0+events_unbound22:55:133
358232992016,3cyclictest508376-21kworker/u8:4+events_unbound21:53:493
358232992016,2cyclictest508376-21kworker/u8:4+events_unbound21:45:223
358232992015,4cyclictest607068-21kworker/u8:1+events_unbound00:10:193
358228992016,3cyclictest419538-21kworker/u8:1+flush-259:021:00:002
358228992015,3cyclictest487698-21kworker/u8:2+flush-259:022:25:222
358226992017,2cyclictest358187-21kworker/u8:3+flush-259:021:10:241
358226992015,4cyclictest519054-21apt-get21:45:121
358226992015,3cyclictest368792-21apt-get19:20:091
358226992013,5cyclictest408751-21ntpq19:55:201
358221992017,2cyclictest487698-21kworker/u8:2+events_unbound21:50:150
358221992017,2cyclictest314473-21kworker/u8:1+events_unbound19:30:150
358221992016,3cyclictest679271-21gpgv00:20:010
358221992016,3cyclictest508376-21kworker/u8:4+events_unbound21:35:100
358232991916,2cyclictest668992-21kworker/u8:3+events_unbound00:33:493
358232991916,2cyclictest559923-21kworker/u8:3+flush-259:022:25:253
358232991916,2cyclictest462192-21kworker/u8:0+events_unbound21:25:143
358232991916,2cyclictest358187-21kworker/u8:3+events_unbound19:48:493
358232991916,2cyclictest358187-21kworker/u8:3+events_unbound19:30:013
358228991917,1cyclictest503207-21munin-plugin-st21:30:002
358228991915,3cyclictest607068-21kworker/u8:1+events_unbound00:10:142
358228991915,3cyclictest409649-21kworker/u8:2+flush-259:020:30:202
358226991916,2cyclictest358187-21kworker/u8:3+flush-259:020:00:261
358226991915,3cyclictest601714-21kworker/u8:2+flush-259:023:40:241
358221991916,2cyclictest607068-21kworker/u8:1+events_unbound23:23:510
358221991916,2cyclictest607068-21kworker/u8:1+events_unbound23:23:500
358221991916,2cyclictest601714-21kworker/u8:2+flush-259:023:30:150
358221991916,2cyclictest601714-21kworker/u8:2+flush-259:000:10:190
358221991916,2cyclictest462192-21kworker/u8:0+flush-259:021:30:190
358221991915,3cyclictest559923-21kworker/u8:3+events_unbound22:35:180
358232991816,2cyclictest462192-21kworker/u8:0+events_unbound20:50:233
358232991816,2cyclictest462192-21kworker/u8:0+events_unbound20:50:233
358232991815,2cyclictest514245-21irqcore21:40:153
358232991815,2cyclictest409649-21kworker/u8:2+events_unbound20:24:513
358232991815,2cyclictest358187-21kworker/u8:3+events_unbound21:05:183
358232991815,2cyclictest358187-21kworker/u8:3+events_unbound19:30:053
358232991814,3cyclictest700479-21gpgv00:40:013
358232991814,3cyclictest314473-21kworker/u8:1+flush-259:019:38:313
358228991815,2cyclictest358187-21kworker/u8:3+flush-259:020:00:212
358228991814,3cyclictest601714-21kworker/u8:2+flush-259:023:20:152
358228991814,3cyclictest601714-21kworker/u8:2+flush-259:023:20:152
358228991814,3cyclictest570401-21kworker/u8:0+flush-259:023:00:192
358228991814,3cyclictest358187-21kworker/u8:3+flush-259:020:00:012
358228991813,4cyclictest314473-21kworker/u8:1+events_unbound19:25:152
358228991812,4cyclictest399549-21/usr/sbin/munin19:50:132
358226991812,5cyclictest683930-21ntpq00:20:201
358221991815,3cyclictest409649-21kworker/u8:2+events_unbound20:03:510
358221991815,2cyclictest487698-21kworker/u8:2+flush-259:022:20:220
358221991815,2cyclictest409649-21kworker/u8:2+events_unbound20:10:160
358221991814,3cyclictest601714-21kworker/u8:2+flush-259:023:40:040
358221991813,4cyclictest477847-21diskstats21:05:150
358221991813,3cyclictest252-21systemd-journal00:31:490
358232991715,2cyclictest601714-21kworker/u8:2+events_unbound23:30:203
358232991714,3cyclictest607068-21kworker/u8:1+events_unbound23:45:023
358232991714,2cyclictest570842-21irqcore22:35:153
358232991714,2cyclictest409649-21kworker/u8:2+events_unbound20:07:493
358232991714,2cyclictest314473-21kworker/u8:1+flush-259:019:10:153
358232991713,3cyclictest601714-21kworker/u8:2+flush-259:000:15:193
358232991713,3cyclictest358187-21kworker/u8:3+events_unbound20:01:503
358232991713,3cyclictest358187-21kworker/u8:3+events_unbound19:50:513
358232991712,4cyclictest534203-21latency_hist22:00:013
358228991714,2cyclictest585614-21sh22:50:002
358228991712,3cyclictest607068-21kworker/u8:1+events_unbound00:00:192
358226991713,3cyclictest601714-21kworker/u8:2+events_unbound23:50:001
358226991712,4cyclictest653723-21apt-get23:55:121
358226991711,4cyclictest252-21systemd-journal00:40:011
358221991714,3cyclictest358187-21kworker/u8:3+events_unbound20:39:500
358221991714,2cyclictest679286-21kworker/u8:0+flush-259:000:25:140
358221991714,2cyclictest601714-21kworker/u8:2+events_unbound00:09:510
358221991714,2cyclictest590775-21kworker/u8:3+events_unbound22:56:490
358221991714,2cyclictest358187-21kworker/u8:3+flush-259:021:10:210
358221991713,3cyclictest523906-21kworker/u8:0+events_unbound22:04:500
358221991713,3cyclictest314473-21kworker/u8:1+events_unbound19:15:120
358232991614,2cyclictest601714-21kworker/u8:2+events_unbound23:13:583
358232991613,2cyclictest659101-21fschecks_count00:00:123
358232991613,2cyclictest358187-21kworker/u8:3+flush-259:019:40:243
358232991613,2cyclictest0-21swapper/321:35:003
358228991613,2cyclictest523906-21kworker/u8:0+events_unbound22:10:142
358228991613,2cyclictest508357-21munin-run21:35:012
358228991613,2cyclictest419538-21kworker/u8:1+flush-259:020:20:172
358228991612,3cyclictest606184-21ntp_offset23:05:182
358228991612,3cyclictest590775-21kworker/u8:3+events_unbound23:10:192
358228991612,3cyclictest509-21rs:main2
358228991612,2cyclictest601714-21kworker/u8:2+flush-259:023:30:202
358228991611,3cyclictest303506-21kworker/u8:0+flush-259:019:15:232
358228991610,4cyclictest674537-21diskstats00:15:132
358221991613,2cyclictest60350irq/132-enp0s29f1:rx-020:15:120
358221991613,2cyclictest570401-21kworker/u8:0+flush-259:022:53:200
358221991613,2cyclictest462192-21kworker/u8:0+flush-259:020:51:060
358221991613,2cyclictest462192-21kworker/u8:0+flush-259:020:51:060
358221991613,2cyclictest399294-21idleruntime-cro19:50:010
358221991612,3cyclictest487698-21kworker/u8:2+events_unbound22:05:220
358221991612,3cyclictest358187-21kworker/u8:3+events_unbound19:40:160
358221991611,4cyclictest679861-21cat00:20:010
35823299159,4cyclictest252-21systemd-journal20:50:003
358232991513,2cyclictest409649-21kworker/u8:2+events_unbound20:35:183
358232991512,2cyclictest607068-21kworker/u8:1+events_unbound23:20:003
358232991512,2cyclictest607068-21kworker/u8:1+events_unbound23:20:003
358232991512,2cyclictest487698-21kworker/u8:2+events_unbound22:30:003
358232991512,2cyclictest419538-21kworker/u8:1+events_unbound20:59:503
358232991511,3cyclictest500-21systemd-logind00:00:013
358232991511,3cyclictest409649-21kworker/u8:2+events_unbound20:14:223
358228991513,1cyclictest559923-21kworker/u8:3+events_unbound22:35:132
358228991512,2cyclictest607068-21kworker/u8:1+flush-259:023:20:002
358228991512,2cyclictest607068-21kworker/u8:1+flush-259:023:20:002
358228991511,3cyclictest679286-21kworker/u8:0+flush-259:000:20:212
358228991511,3cyclictest516155-21kthreadcore21:40:172
358228991511,3cyclictest508376-21kworker/u8:4+flush-259:021:35:152
358228991511,3cyclictest358187-21kworker/u8:3+events_unbound19:35:192
35822699159,4cyclictest252-21systemd-journal20:20:491
35822699159,4cyclictest252-21systemd-journal19:26:491
35822699158,5cyclictest389253-21/usr/sbin/munin19:40:191
35822699158,5cyclictest252-21systemd-journal22:25:001
358226991513,1cyclictest0-21swapper/122:20:001
358226991512,2cyclictest503-21tpm2-abrmd00:05:001
35822699151,12cyclictest1-21systemd22:38:491
358221991513,1cyclictest60350irq/132-enp0s29f1:rx-023:37:020
358221991513,1cyclictest60350irq/132-enp0s29f1:rx-019:35:220
358221991512,2cyclictest60350irq/132-enp0s29f1:rx-023:15:200
358221991512,2cyclictest60350irq/132-enp0s29f1:rx-023:15:190
358221991511,3cyclictest523906-21kworker/u8:0+flush-259:021:55:150
35822199150,14cyclictest1-21systemd20:31:490
358232991411,2cyclictest523906-21kworker/u8:0+flush-259:022:10:193
358232991410,3cyclictest487698-21kworker/u8:2+events_unbound21:35:223
35822899149,4cyclictest508376-21kworker/u8:4+flush-259:021:54:252
358228991411,2cyclictest594146-21kthreadcore22:55:182
358228991411,2cyclictest358187-21kworker/u8:3+flush-259:020:05:212
358228991410,3cyclictest549620-21kworker/u8:1+flush-259:022:20:002
358228991410,3cyclictest409649-21kworker/u8:2+flush-259:020:50:052
358228991410,3cyclictest409649-21kworker/u8:2+flush-259:020:50:052
35822699149,4cyclictest441116-21cat20:30:011
358226991411,2cyclictest591403-21apt-key22:55:011
358226991411,2cyclictest500-21systemd-logind19:55:011
358226991411,2cyclictest358187-21kworker/u8:3+events_unbound20:45:001
358226991410,3cyclictest409649-21kworker/u8:2+flush-259:020:15:251
358226991410,3cyclictest358187-21kworker/u8:3+flush-259:021:05:051
358221991412,1cyclictest60350irq/132-enp0s29f1:rx-023:45:210
358221991412,1cyclictest60350irq/132-enp0s29f1:rx-000:35:580
358221991411,2cyclictest570401-21kworker/u8:0+events_unbound22:40:130
358221991411,2cyclictest358187-21kworker/u8:3+flush-259:019:50:180
358221991410,3cyclictest601714-21kworker/u8:2+events_unbound00:03:500
358221991410,3cyclictest523906-21kworker/u8:0+events_unbound22:15:150
35823299139,3cyclictest523906-21kworker/u8:0+events_unbound22:15:193
358232991310,2cyclictest607068-21kworker/u8:1+flush-259:023:53:543
358232991310,2cyclictest419538-21kworker/u8:1+flush-259:021:03:593
35822899139,3cyclictest544471-21idleruntime-cro22:10:002
35822899139,3cyclictest487698-21kworker/u8:2+events_unbound22:00:222
35822899139,3cyclictest419538-21kworker/u8:1+events_unbound20:25:212
35822899139,3cyclictest358187-21kworker/u8:3+events_unbound19:40:242
35822699139,3cyclictest601714-21kworker/u8:2+flush-259:000:10:251
35822699139,3cyclictest507-21in:imuxsock21:00:001
358226991310,2cyclictest570401-21kworker/u8:0+flush-259:022:45:201
358221991311,1cyclictest60350irq/132-enp0s29f1:rx-021:00:190
358221991311,1cyclictest60350irq/132-enp0s29f1:rx-019:20:220
358221991310,2cyclictest462192-21kworker/u8:0+flush-259:021:15:210
35823299129,2cyclictest549620-21kworker/u8:1+events_unbound22:43:513
35823299129,2cyclictest314473-21kworker/u8:1+events_unbound19:15:203
35822899129,2cyclictest668488-21unixbench_multi00:05:242
35822899129,2cyclictest462192-21kworker/u8:0+flush-259:021:15:162
35822899128,3cyclictest559923-21kworker/u8:3+events_unbound22:30:122
35822899123,2cyclictest635396-21kthreadcore23:35:162
35822899121,10cyclictest451247-21cron20:40:002
35822699129,2cyclictest676652-21kthreadcore00:15:171
35822699129,2cyclictest648696-21cpuspeed_turbos23:50:131
35822699129,2cyclictest569283-21ntp_kernel_pll_22:30:201
35822699127,3cyclictest252-21systemd-journal22:10:001
358226991210,1cyclictest451261-21sh20:40:001
358226991210,1cyclictest0-21swapper/100:30:001
35822899117,3cyclictest601714-21kworker/u8:2+flush-259:023:40:202
35822699118,2cyclictest487698-21kworker/u8:2+flush-259:021:35:261
35822699118,2cyclictest358187-21kworker/u8:3+flush-259:020:05:151
35822699116,3cyclictest523906-21kworker/u8:0+events_unbound21:55:171
35822699115,4cyclictest477424-21awk21:05:001
35823299106,3cyclictest487698-21kworker/u8:2+flush-259:022:00:153
35822899106,3cyclictest462192-21kworker/u8:0+flush-259:021:22:002
35822699108,1cyclictest0-21swapper/123:10:151
35822699108,1cyclictest0-21swapper/121:25:211
35822699107,2cyclictest0-21swapper/121:50:101
3582269996,2cyclictest575684-21cpuspeed_turbos22:40:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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