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2026-01-19 - 12:50
[ 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 376 highest latencies:
System rackeslot4s.osadl.org (updated Mon Jan 19, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
604959994135,4cyclictest843445-21latency_hist23:00:011
604966993733,3cyclictest781351-21kworker/u8:0+flush-259:022:05:002
604966993429,3cyclictest884981-21kworker/u8:3+events_unbound00:15:172
604966993427,5cyclictest698755-21latency_hist20:40:012
604959993428,4cyclictest682888-21latency_hist20:25:011
604958993429,4cyclictest905969-21cat00:00:010
604959993229,2cyclictest672601-21kworker/u8:0+flush-259:020:55:161
604958993226,4cyclictest895106-21latency_hist23:50:000
604966993128,2cyclictest884981-21kworker/u8:3+flush-259:000:25:152
604966993128,2cyclictest672601-21kworker/u8:0+flush-259:020:30:312
604959993125,4cyclictest252-21systemd-journal22:28:061
604966993027,2cyclictest884981-21kworker/u8:3+flush-259:000:40:002
604966993027,2cyclictest884981-21kworker/u8:3+flush-259:000:40:002
604966993027,2cyclictest874186-21kworker/u8:1+flush-259:000:00:202
604966993027,2cyclictest629879-21kworker/u8:0+flush-259:019:35:152
604966993026,3cyclictest801903-21kworker/u8:3+flush-259:022:55:212
604971992923,4cyclictest874425-21latency_hist23:30:023
604966992926,2cyclictest822332-21kworker/u8:5+events_unbound22:50:152
604966992926,2cyclictest822330-21kworker/u8:2+events_unbound22:45:002
604966992925,3cyclictest755353-21kworker/u8:3+events_unbound21:40:242
604966992925,3cyclictest615492-21kworker/u8:3+events_unbound20:05:012
604966992925,3cyclictest615492-21kworker/u8:3+events_unbound20:05:002
604966992924,3cyclictest781351-21kworker/u8:0+flush-259:022:45:242
604959992925,3cyclictest760749-21kworker/u8:1+flush-259:022:00:001
604959992925,3cyclictest683125-21/usr/sbin/munin20:25:141
604959992923,4cyclictest765920-21/usr/sbin/munin21:45:141
604958992923,4cyclictest800754-21ntpq22:15:190
604966992824,3cyclictest864349-21kworker/u8:0+flush-259:023:30:002
604966992824,3cyclictest672601-21kworker/u8:0+flush-259:021:30:192
604966992824,3cyclictest672601-21kworker/u8:0+events_unbound21:00:002
604966992824,2cyclictest629879-21kworker/u8:0+flush-259:019:40:182
604959992823,3cyclictest672817-21/usr/sbin/munin20:15:141
60495899280,27cyclictest1-21systemd23:40:000
604958992724,2cyclictest745282-21kworker/u8:2+flush-259:021:40:000
604966992623,2cyclictest781351-21kworker/u8:0+flush-259:022:35:192
604966992623,2cyclictest734787-21kworker/u8:1+flush-259:021:15:192
604966992622,3cyclictest615280-21kworker/u8:2+flush-259:019:35:002
604966992621,3cyclictest905555-21gpgv00:00:002
604959992622,3cyclictest879585-21kworker/u8:2+flush-259:000:15:261
604958992623,2cyclictest879585-21kworker/u8:2+flush-259:023:40:210
604958992622,3cyclictest859218-21/usr/sbin/munin23:15:150
604971992519,4cyclictest930742-21ntpq00:20:233
604966992521,3cyclictest755353-21kworker/u8:3+flush-259:021:55:002
604958992520,3cyclictest252-21systemd-journal20:35:050
604958992519,4cyclictest656212-21ntpq19:55:210
604971992419,3cyclictest791407-21latency_hist22:10:003
604971992419,3cyclictest1-21systemd20:35:003
604966992421,2cyclictest864349-21kworker/u8:0+events_unbound23:35:202
604966992420,3cyclictest786491-21kworker/u8:4+flush-259:022:10:162
604966992419,3cyclictest734787-21kworker/u8:1+flush-259:021:20:182
604966992417,5cyclictest609203-21ntpq19:10:212
604959992420,2cyclictest698794-21kworker/u8:2+events_unbound21:05:011
604959992419,4cyclictest693759-21base6420:35:011
604959992419,3cyclictest854058-21apt-get23:10:131
604971992320,2cyclictest786491-21kworker/u8:4+flush-259:022:10:253
604959992319,3cyclictest567576-21kworker/u8:0+flush-259:019:10:271
604959992318,4cyclictest745282-21kworker/u8:2+flush-259:021:45:001
604958992318,4cyclictest811130-21ntpq22:25:200
60495899230,22cyclictest791427-21unin-run22:10:000
604971992219,2cyclictest864349-21kworker/u8:0+flush-259:023:35:003
604971992219,2cyclictest760749-21kworker/u8:1+events_unbound21:50:173
604966992219,2cyclictest760749-21kworker/u8:1+events_unbound22:30:202
604966992219,2cyclictest698794-21kworker/u8:2+flush-259:021:10:192
604966992218,3cyclictest647013-21kworker/u8:2+flush-259:020:25:252
604971992118,1cyclictest0-21swapper/323:25:003
604971992117,3cyclictest781351-21kworker/u8:0+flush-259:022:00:223
604971992117,3cyclictest672601-21kworker/u8:0+flush-259:020:35:243
604966992117,3cyclictest879585-21kworker/u8:2+flush-259:000:10:202
604966992117,3cyclictest874186-21kworker/u8:1+events_unbound23:31:372
604966992115,4cyclictest811985-21latency_hist22:30:012
604966992113,5cyclictest745482-21diskstats21:25:132
604959992117,3cyclictest906124-21apt-get00:00:101
604958992115,4cyclictest651067-21ntpq19:50:190
604971992015,3cyclictest911044-21latency_hist00:05:003
604966992017,2cyclictest884981-21kworker/u8:3+events_unbound00:20:202
604966992017,2cyclictest647013-21kworker/u8:2+flush-259:019:50:152
604959992016,3cyclictest760749-21kworker/u8:1+flush-259:022:10:001
604959992015,3cyclictest252-21systemd-journal19:24:051
604958992015,4cyclictest745061-21latency_hist21:25:010
604966991915,3cyclictest884981-21kworker/u8:3+events_unbound00:05:192
604966991915,3cyclictest629879-21kworker/u8:0+flush-259:019:45:162
604966991915,3cyclictest615492-21kworker/u8:3+events_unbound19:56:552
604966991914,3cyclictest786491-21kworker/u8:4+events_unbound22:15:012
604966991913,4cyclictest760749-21kworker/u8:1+flush-259:021:50:002
604966991913,4cyclictest703917-21latency_hist20:45:002
604959991914,3cyclictest252-21systemd-journal21:14:071
604959991913,5cyclictest661365-21ntpq20:00:211
604959991913,5cyclictest661365-21ntpq20:00:201
604958991916,2cyclictest629879-21kworker/u8:0+flush-259:019:35:170
604958991916,2cyclictest629879-21kworker/u8:0+flush-259:019:30:250
604958991916,1cyclictest0-21swapper/021:10:010
604958991914,3cyclictest252-21systemd-journal22:12:060
60496699184,7cyclictest895110-21munin-run23:49:592
604966991815,2cyclictest755353-21kworker/u8:3+events_unbound21:55:072
604966991814,3cyclictest843669-21kworker/u8:2+events_unbound23:16:072
604966991814,3cyclictest745282-21kworker/u8:2+events_unbound21:35:062
604966991814,3cyclictest672601-21kworker/u8:0+events_unbound21:08:072
604966991814,3cyclictest672601-21kworker/u8:0+events_unbound20:48:072
604966991814,3cyclictest647013-21kworker/u8:2+events_unbound20:15:182
604966991813,3cyclictest843669-21kworker/u8:2+events_unbound23:06:372
604966991813,3cyclictest791386-21cron22:10:002
604966991812,4cyclictest252-21systemd-journal20:20:072
604959991814,3cyclictest921381-21latency_hist00:15:001
604959991814,3cyclictest911279-21kworker/u8:0+flush-259:000:05:261
604959991812,4cyclictest252-21systemd-journal23:18:071
604958991816,1cyclictest0-21swapper/000:00:000
604971991713,2cyclictest838258-21latency_hist22:55:013
604971991713,2cyclictest0-21swapper/323:00:003
604971991711,4cyclictest729646-21latency_hist21:10:013
604966991714,2cyclictest879585-21kworker/u8:2+flush-259:000:30:212
604966991714,2cyclictest615280-21kworker/u8:2+events_unbound19:25:082
604966991713,3cyclictest698794-21kworker/u8:2+flush-259:020:50:262
604959991714,2cyclictest750894-21irqcore21:30:171
604959991713,3cyclictest869258-21cat23:24:551
604959991712,4cyclictest822332-21kworker/u8:5+flush-259:023:45:001
604958991715,1cyclictest724486-21idleruntime-cro21:05:010
604958991713,3cyclictest693191-21gpgv20:35:010
604958991712,3cyclictest252-21systemd-journal23:00:000
604971991613,2cyclictest917521-21kthreadcore00:10:173
604971991611,4cyclictest640379-21ntpq19:40:193
604971991610,5cyclictest252-21systemd-journal20:14:553
604971991610,4cyclictest848608-21latency_hist23:05:013
604966991613,2cyclictest838276-21kworker/u8:1+events_unbound23:00:242
604966991613,2cyclictest630604-21kworker/u8:1+events_unbound20:05:132
604966991612,3cyclictest879585-21kworker/u8:2+flush-259:023:45:002
604966991611,3cyclictest672601-21kworker/u8:0+events_unbound21:03:082
604959991613,2cyclictest884736-21cron23:40:011
604959991613,2cyclictest879585-21kworker/u8:2+flush-259:000:30:001
604959991612,3cyclictest879585-21kworker/u8:2+flush-259:023:55:231
604958991614,1cyclictest60350irq/132-enp0s29f1:rx-022:35:210
604958991613,2cyclictest942768-21cpuspeed_turbos00:35:150
604958991613,2cyclictest942768-21cpuspeed_turbos00:35:150
604958991613,2cyclictest677708-21idleruntime-cro20:20:000
604971991511,3cyclictest884981-21kworker/u8:3+flush-259:000:05:183
604971991510,3cyclictest935912-21ntpq00:25:213
604971991510,3cyclictest734785-21latency_hist21:15:003
60496699159,4cyclictest614336-21ntpq19:15:222
604966991512,2cyclictest647013-21kworker/u8:2+events_unbound20:13:062
604966991511,3cyclictest843669-21kworker/u8:2+events_unbound23:14:462
604966991511,3cyclictest822332-21kworker/u8:5+events_unbound23:23:112
604966991511,3cyclictest781351-21kworker/u8:0+events_unbound22:22:222
604959991510,4cyclictest806008-21ntpq22:20:221
60495899158,5cyclictest708175-21ntpq20:45:220
604958991513,1cyclictest60350irq/132-enp0s29f1:rx-022:24:330
604958991513,1cyclictest60350irq/132-enp0s29f1:rx-021:55:240
604958991513,1cyclictest60350irq/132-enp0s29f1:rx-021:25:290
604958991512,2cyclictest657414-21cpuspeed_turbos20:00:130
604958991512,2cyclictest657414-21cpuspeed_turbos20:00:120
604958991512,2cyclictest61150irq/133-enp0s29f1:tx-022:50:130
604958991512,2cyclictest60350irq/132-enp0s29f1:rx-023:26:490
604958991512,2cyclictest60350irq/132-enp0s29f1:rx-020:20:230
604958991512,2cyclictest60350irq/132-enp0s29f1:rx-019:25:210
604958991512,2cyclictest60350irq/132-enp0s29f1:rx-000:13:160
604958991511,3cyclictest714458-21apt-get20:55:110
604971991411,2cyclictest854166-21cpuspeed_turbos23:10:143
604971991411,2cyclictest744166-21ntp_kernel_pll_21:20:213
604971991411,2cyclictest509-21rs:main3
604971991411,2cyclictest509-21rs:main3
60496699147,5cyclictest620456-21latency_hist19:25:002
604966991411,2cyclictest822332-21kworker/u8:5+flush-259:023:50:242
60495999149,4cyclictest641389-21cat19:45:011
60495999148,4cyclictest822928-21cp22:40:011
604959991412,1cyclictest0-21swapper/123:30:001
604959991411,2cyclictest725175-21sed21:05:151
604959991410,3cyclictest755353-21kworker/u8:3+flush-259:021:50:251
60495899148,5cyclictest645960-21ntpq19:45:190
604958991413,1cyclictest60350irq/132-enp0s29f1:rx-022:00:140
604958991413,1cyclictest60350irq/132-enp0s29f1:rx-021:15:220
604958991413,1cyclictest60350irq/132-enp0s29f1:rx-000:09:200
604958991412,2cyclictest61150irq/133-enp0s29f1:tx-023:20:150
604958991412,1cyclictest683576-21irqcore20:25:170
604958991412,1cyclictest60350irq/132-enp0s29f1:rx-022:40:110
604958991412,1cyclictest60350irq/132-enp0s29f1:rx-020:05:240
604958991412,1cyclictest60350irq/132-enp0s29f1:rx-019:10:130
604958991412,1cyclictest60350irq/132-enp0s29f1:rx-000:25:190
604958991411,2cyclictest60350irq/132-enp0s29f1:rx-023:00:240
604958991411,2cyclictest60350irq/132-enp0s29f1:rx-021:10:120
604958991411,2cyclictest60350irq/132-enp0s29f1:rx-019:20:220
60497199139,3cyclictest864349-21kworker/u8:0+flush-259:023:38:383
60497199139,3cyclictest796528-21kworker/u8:2+flush-259:022:15:263
60497199139,3cyclictest509-21rs:main3
60497199138,4cyclictest894824-21journal-offline23:46:383
60497199138,4cyclictest885017-21apt-get23:40:123
60497199138,3cyclictest719320-21awk21:00:013
604971991311,1cyclictest926510-21sh00:20:003
604971991311,1cyclictest0-21swapper/320:00:173
604971991311,1cyclictest0-21swapper/320:00:163
604971991310,2cyclictest687126-21kworker/u8:1+flush-259:020:40:273
604971991310,2cyclictest615492-21kworker/u8:3+flush-259:019:55:163
60495999139,3cyclictest760749-21kworker/u8:1+flush-259:022:30:261
60495999138,3cyclictest252-21systemd-journal20:42:061
60495999137,4cyclictest837340-21ntpq22:50:201
604959991311,1cyclictest509-21rs:main1
604959991311,1cyclictest0-21swapper/121:20:011
604959991311,1cyclictest0-21swapper/119:35:001
60495899138,4cyclictest755353-21kworker/u8:3+flush-259:021:52:370
604958991312,1cyclictest60350irq/132-enp0s29f1:rx-023:50:290
604958991311,2cyclictest61150irq/133-enp0s29f1:tx-020:40:200
604958991311,2cyclictest60350irq/132-enp0s29f1:rx-020:13:420
604958991311,2cyclictest60350irq/132-enp0s29f1:rx-000:31:530
604958991311,1cyclictest60350irq/132-enp0s29f1:rx-023:11:410
604958991311,1cyclictest60350irq/132-enp0s29f1:rx-021:30:110
604958991311,1cyclictest60350irq/132-enp0s29f1:rx-019:19:590
60497199129,2cyclictest781351-21kworker/u8:0+flush-259:022:35:003
60497199129,2cyclictest704249-21cpuspeed_turbos20:45:143
60497199129,2cyclictest605269-21cpuspeed_turbos19:10:133
60497199127,3cyclictest252-21systemd-journal19:54:593
60495999128,3cyclictest838276-21kworker/u8:1+flush-259:023:05:001
60495999128,3cyclictest567576-21kworker/u8:0+flush-259:019:15:271
60495899128,3cyclictest755353-21kworker/u8:3+flush-259:021:40:170
60495899128,3cyclictest641049-21sshd19:43:060
604958991211,1cyclictest60350irq/132-enp0s29f1:rx-023:06:330
604958991210,1cyclictest60350irq/132-enp0s29f1:rx-021:45:140
604958991210,1cyclictest60350irq/132-enp0s29f1:rx-020:51:390
60497199119,1cyclictest0-21swapper/300:00:003
60497199118,2cyclictest719779-21fschecks_count21:00:153
60497199118,2cyclictest688012-21idleruntime-cro20:30:003
60497199117,3cyclictest879585-21kworker/u8:2+flush-259:000:30:153
60497199117,2cyclictest252-21systemd-journal19:19:553
60497199116,4cyclictest765920-21/usr/sbin/munin21:45:233
60497199116,3cyclictest509-21rs:main3
60497199115,4cyclictest624788-21ntpq19:25:213
60497199111,8cyclictest781119-21latency_hist22:00:003
60495999119,1cyclictest0-21swapper/120:14:591
60495999119,1cyclictest0-21swapper/120:10:001
60495999117,3cyclictest647049-21apt-get19:50:091
60495999115,4cyclictest786254-21awk22:05:001
60495899118,2cyclictest60350irq/132-enp0s29f1:rx-022:30:120
60495899118,2cyclictest60350irq/132-enp0s29f1:rx-000:20:180
60495899118,2cyclictest0-21swapper/022:45:170
60495899116,4cyclictest921612-21/usr/sbin/munin00:15:140
60497199108,1cyclictest0-21swapper/323:15:203
60497199108,1cyclictest0-21swapper/321:25:143
60497199106,3cyclictest714179-21cron20:55:003
60497199106,2cyclictest0-21swapper/319:45:123
60495999107,2cyclictest895446-21cpuspeed_turbos23:50:131
60495999107,2cyclictest709533-21fschecks_time20:50:231
60495999107,2cyclictest0-21swapper/119:35:121
60495999105,3cyclictest652178-21sshd19:55:071
6049719997,1cyclictest0-21swapper/323:54:593
6049719996,2cyclictest673861-21kthreadcore20:15:163
6049719996,1cyclictest0-21swapper/320:20:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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