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2026-02-01 - 06:52
[ 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 Sun Feb 01, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
370881995938,15cyclictest252-21systemd-journal19:35:002
370881995938,15cyclictest252-21systemd-journal19:35:002
370878995249,2cyclictest552840-21kworker/u8:1+events_unbound22:15:231
370878995046,3cyclictest677278-21kworker/u8:3+events_unbound00:25:221
370878995046,3cyclictest552840-21kworker/u8:1+flush-259:022:30:011
370878994945,3cyclictest490125-21kworker/u8:2+flush-259:022:00:211
370878994944,3cyclictest391512-21kworker/u8:3+flush-259:020:20:161
370878994845,2cyclictest490125-21kworker/u8:2+events_unbound21:30:231
370878994744,2cyclictest677278-21kworker/u8:3+flush-259:000:20:151
370878994744,2cyclictest417316-21kworker/u8:2+events_unbound20:15:231
370878994744,2cyclictest391512-21kworker/u8:3+flush-259:023:35:001
370878994742,3cyclictest635903-21kworker/u8:1+events_unbound00:15:221
370878994441,2cyclictest391512-21kworker/u8:3+flush-259:022:40:251
370878994439,3cyclictest490125-21kworker/u8:2+flush-259:021:05:221
370878994340,2cyclictest552840-21kworker/u8:1+events_unbound22:10:221
370878994239,3cyclictest1532717-21kworker/u8:0+flush-259:019:10:241
370878994239,2cyclictest666687-21kworker/u8:4+events_unbound23:55:161
370878994239,2cyclictest1532717-21kworker/u8:0+flush-259:019:30:161
370878994239,2cyclictest1532717-21kworker/u8:0+flush-259:019:30:151
370878994138,2cyclictest391512-21kworker/u8:3+flush-259:022:24:591
370876994136,4cyclictest547325-21gpgv22:00:010
370878994037,2cyclictest391512-21kworker/u8:3+events_unbound21:35:221
370878994036,3cyclictest635903-21kworker/u8:1+flush-259:000:00:201
370878994036,3cyclictest316422-21kworker/u8:2+events_unbound19:25:231
370886993932,5cyclictest614812-21cp23:05:013
370886993932,5cyclictest504734-21ntpq21:15:213
370878993936,2cyclictest406872-21kworker/u8:1+events_unbound19:50:221
370878993935,3cyclictest490125-21kworker/u8:2+events_unbound22:05:211
370878993835,2cyclictest391512-21kworker/u8:3+events_unbound20:55:221
370878993834,3cyclictest599406-21apt-get22:50:121
370878993832,5cyclictest635940-21apt-get23:25:141
370878993832,4cyclictest433333-21/usr/sbin/munin20:10:161
370876993835,2cyclictest75-21kswapd023:40:300
370878993734,2cyclictest391512-21kworker/u8:3+events_unbound21:45:231
370878993733,3cyclictest391512-21kworker/u8:3+flush-259:023:15:221
370878993733,3cyclictest391512-21kworker/u8:3+flush-259:020:35:241
370878993733,3cyclictest391512-21kworker/u8:3+flush-259:020:35:011
370886993629,5cyclictest525364-21ntpq21:35:213
370881993632,3cyclictest614653-21gpgv23:05:012
370878993633,2cyclictest698586-21kworker/u8:4+events_unbound00:35:251
370878993633,2cyclictest316422-21kworker/u8:2+events_unbound19:15:251
370878993630,4cyclictest252-21systemd-journal22:00:001
370886993533,1cyclictest655916-21fwupd23:40:283
370886993530,4cyclictest635903-21kworker/u8:1+flush-259:000:00:243
370886993528,5cyclictest630822-21apt-get23:20:113
370878993531,3cyclictest536539-21kworker/u8:0+events_unbound21:50:021
370878993531,3cyclictest417316-21kworker/u8:2+flush-259:019:55:241
370876993531,3cyclictest509-21rs:main0
370881993429,3cyclictest671872-21latency_hist00:00:002
370886993329,3cyclictest391512-21kworker/u8:3+flush-259:020:45:213
370878993329,3cyclictest573451-21kworker/u8:0+flush-259:022:30:211
370878993228,3cyclictest391512-21kworker/u8:3+events_unbound20:25:241
370878993127,3cyclictest391512-21kworker/u8:3+events_unbound19:45:171
370886993026,3cyclictest391512-21kworker/u8:3+flush-259:021:45:243
370878993027,2cyclictest615279-21kworker/u8:0+events_unbound23:15:011
370878993026,3cyclictest583413-21kworker/u8:2+flush-259:023:05:271
370886992924,4cyclictest391512-21kworker/u8:3+flush-259:020:40:213
370878992926,2cyclictest316422-21kworker/u8:2+flush-259:019:20:251
370878992925,3cyclictest645969-21kworker/u8:0+events_unbound23:45:171
370878992925,3cyclictest391512-21kworker/u8:3+events_unbound22:40:001
370878992925,3cyclictest391512-21kworker/u8:3+events_unbound21:14:591
370878992925,3cyclictest391512-21kworker/u8:3+events_unbound20:45:161
370886992821,4cyclictest252-21systemd-journal19:20:153
370881992823,4cyclictest703283-21apt-get00:32:002
370881992821,5cyclictest530466-21ntpq21:40:212
370878992824,3cyclictest480118-21kworker/u8:0+flush-259:021:00:161
370878992821,5cyclictest702628-21ntpq00:30:211
370886992724,2cyclictest490125-21kworker/u8:2+events_unbound21:30:253
370886992723,3cyclictest490125-21kworker/u8:2+flush-259:022:00:153
370886992722,3cyclictest423082-21apt-get20:00:123
370886992720,5cyclictest252-21systemd-journal23:15:013
370881992723,3cyclictest547211-21latency_hist22:00:012
370878992725,2cyclictest391512-21kworker/u8:3+flush-259:021:15:151
370878992724,2cyclictest645969-21kworker/u8:0+flush-259:023:40:151
370878992724,2cyclictest510989-21kworker/u8:0+flush-259:021:25:241
370878992723,3cyclictest391512-21kworker/u8:3+events_unbound20:40:211
370886992622,3cyclictest417316-21kworker/u8:2+flush-259:020:30:193
370886992620,4cyclictest316422-21kworker/u8:2+events_unbound19:15:223
370881992622,3cyclictest417919-21/usr/sbin/munin19:55:142
370881992620,4cyclictest537136-21/usr/sbin/munin21:50:142
370878992623,2cyclictest583413-21kworker/u8:2+events_unbound23:20:161
370878992623,2cyclictest464603-21kworker/u8:2+events_unbound20:50:251
370876992622,3cyclictest509-21rs:main0
370886992519,4cyclictest252-21systemd-journal00:20:003
370886992517,5cyclictest252-21systemd-journal23:55:153
370878992523,1cyclictest406872-21kworker/u8:1+events_unbound19:44:551
370878992521,3cyclictest391512-21kworker/u8:3+flush-259:019:35:241
370878992521,3cyclictest391512-21kworker/u8:3+events_unbound21:21:371
370878992521,2cyclictest391512-21kworker/u8:3+events_unbound23:35:191
370878992520,2cyclictest599165-21kworker/u8:1+events_unbound22:55:241
370886992420,3cyclictest599165-21kworker/u8:1+flush-259:023:05:193
370886992418,4cyclictest552840-21kworker/u8:1+flush-259:022:35:163
370886992418,4cyclictest397078-21diskstats19:35:133
370886992417,5cyclictest660600-21ntpq23:45:233
370881992419,3cyclictest252-21systemd-journal22:06:442
370878992420,3cyclictest609728-21apt-get23:00:121
370876992417,5cyclictest494447-21ntpq21:05:210
370886992318,3cyclictest490125-21kworker/u8:2+flush-259:021:20:203
370881992320,2cyclictest536499-21gpgv21:50:002
370886992217,3cyclictest490125-21kworker/u8:2+flush-259:021:40:173
370881992217,4cyclictest509-21rs:main2
370878992219,2cyclictest417316-21kworker/u8:2+events_unbound20:08:151
370878992215,3cyclictest490125-21kworker/u8:2+events_unbound21:40:161
370876992216,4cyclictest635679-21latency_hist23:25:000
370876992216,4cyclictest474722-21latency_hist20:50:010
370886992117,3cyclictest490125-21kworker/u8:2+flush-259:022:05:163
370886992117,3cyclictest417316-21kworker/u8:2+events_unbound19:55:203
370886992117,3cyclictest1532717-21kworker/u8:0+flush-259:019:30:213
370886992117,3cyclictest1532717-21kworker/u8:0+flush-259:019:30:203
370881992117,3cyclictest391512-21kworker/u8:3+flush-259:023:35:202
370881992110,9cyclictest0-21swapper/222:00:242
370878992118,2cyclictest406872-21kworker/u8:1+events_unbound20:01:221
37087699215,4cyclictest583823-21sed22:35:010
370876992118,2cyclictest495367-21kworker/u8:1+flush-259:021:15:170
370876992118,2cyclictest370871-21cyclictest22:20:000
370886992017,2cyclictest417316-21kworker/u8:2+flush-259:020:05:203
370886992014,4cyclictest677278-21kworker/u8:3+flush-259:000:25:173
370886992014,4cyclictest474957-21/usr/sbin/munin20:50:153
37088199208,10cyclictest496022-21irqcore21:10:172
370881992018,1cyclictest588866-21cron22:39:592
370881992011,8cyclictest433425-21cpuspeed_turbos20:10:142
370878992017,2cyclictest635903-21kworker/u8:1+flush-259:000:10:201
370876992016,3cyclictest537161-21apt-get21:50:100
370886991916,2cyclictest650246-21ntp_offset23:35:213
370886991916,1cyclictest0-21swapper/321:04:593
370886991915,3cyclictest698586-21kworker/u8:4+flush-259:000:30:253
370886991915,3cyclictest594291-21apt-get22:45:123
370886991915,3cyclictest417316-21kworker/u8:2+flush-259:020:15:173
370886991915,3cyclictest391512-21kworker/u8:3+events_unbound22:40:233
370886991914,4cyclictest417316-21kworker/u8:2+flush-259:020:25:003
370886991914,4cyclictest391512-21kworker/u8:3+flush-259:022:14:593
370886991912,4cyclictest370796-21latency_hist19:10:013
37088199198,9cyclictest252-21systemd-journal20:06:132
37088199197,10cyclictest0-21swapper/221:15:252
37088199194,2cyclictest507-21in:imuxsock19:29:592
37088199191,3cyclictest625354-21latency_hist23:15:012
37087699195,4cyclictest437368-21ntpq20:10:220
370876991915,3cyclictest453678-21apt-get20:30:000
370876991914,3cyclictest252-21systemd-journal21:41:150
370876991912,5cyclictest422822-21latency_hist20:00:000
370886991814,3cyclictest391512-21kworker/u8:3+flush-259:020:35:213
370886991813,3cyclictest406872-21kworker/u8:1+flush-259:019:50:203
370881991815,2cyclictest453684-21munin-plugin-st20:30:012
37088199181,4cyclictest688729-21irqcore00:20:162
37088199180,8cyclictest708973-21cat00:40:022
370878991815,2cyclictest391512-21kworker/u8:3+events_unbound22:45:271
37087699184,4cyclictest619276-21ntpq23:05:230
37087699183,5cyclictest489402-21proc_pri21:00:230
370876991814,3cyclictest391512-21kworker/u8:3+flush-259:023:10:170
370886991714,2cyclictest645969-21kworker/u8:0+events_unbound23:50:203
370886991713,3cyclictest552840-21kworker/u8:1+flush-259:022:15:213
370886991713,3cyclictest391512-21kworker/u8:3+events_unbound21:10:243
370886991710,4cyclictest708800-21latency_hist00:40:013
37088199179,7cyclictest0-21swapper/219:14:592
37088199174,8cyclictest635680-21awk23:25:002
37088199174,1cyclictest0-21swapper/222:20:002
37088199173,4cyclictest252-21systemd-journal23:10:012
370881991710,4cyclictest509-21rs:main2
37088199170,5cyclictest604985-21sed22:55:172
37087699174,4cyclictest593182-21ntpq22:40:230
37087699173,5cyclictest371437-21cat19:10:150
37088199163,3cyclictest629584-21grep23:15:182
37088199161,4cyclictest510748-21idleruntime-cro21:25:002
370881991614,1cyclictest132-1kworker/2:1H+kblockd23:40:282
37088199161,3cyclictest485037-21apt20:59:592
37088199160,4cyclictest601706-21kthreadcore22:50:182
37088199160,4cyclictest474705-21cron20:50:002
37088199160,4cyclictest399221-21sed19:35:172
37088199160,3cyclictest594032-21turbostat.cron22:45:002
370878991612,3cyclictest666686-21kworker/u8:2+events_unbound00:09:141
370878991612,3cyclictest666686-21kworker/u8:2+events_unbound00:09:131
37087699164,2cyclictest464786-21df20:40:120
37087699163,9cyclictest681990-21ntpq00:10:160
37087699162,5cyclictest676364-21cat00:00:230
37087699162,5cyclictest553823-21irqcore22:05:160
37087699162,4cyclictest427091-21ntpq20:00:210
37087699161,5cyclictest574810-21grep22:25:190
370876991614,1cyclictest60350irq/132-enp0s29f1:rx-022:50:130
370876991613,2cyclictest677702-21idleruntime-cro00:10:000
370876991613,2cyclictest677702-21idleruntime-cro00:10:000
370876991613,2cyclictest60350irq/132-enp0s29f1:rx-019:50:120
370876991613,2cyclictest60350irq/132-enp0s29f1:rx-000:20:180
370876991612,3cyclictest552800-21cron22:05:000
370886991512,2cyclictest635903-21kworker/u8:1+events_unbound23:30:003
37088199156,7cyclictest411243-21ntpq19:45:212
37088199154,2cyclictest0-21swapper/222:30:162
37088199153,3cyclictest462234-21cut20:35:182
37088199153,3cyclictest441011-21tr20:15:182
37088199151,3cyclictest515946-21systemd-run21:29:592
37088199151,2cyclictest0-21swapper/220:55:012
370881991511,3cyclictest583413-21kworker/u8:2+flush-259:022:47:212
370881991511,3cyclictest391512-21kworker/u8:3+flush-259:022:10:162
370881991511,3cyclictest381859-21irqcore19:20:182
370881991510,4cyclictest417316-21kworker/u8:2+flush-259:020:21:562
370881991510,3cyclictest252-21systemd-journal00:26:162
37088199150,6cyclictest423429-21iwlist20:00:152
37088199150,5cyclictest415843-21grep19:50:182
37088199150,4cyclictest688048-21idleruntime-cro00:20:002
37088199150,4cyclictest526217-21apt21:40:002
37088199150,2cyclictest459213-21latency_hist20:35:002
37087699155,2cyclictest385418-21ntpq19:20:200
37087699153,4cyclictest614893-21cat23:05:010
37087699153,2cyclictest390617-21ntpq19:25:220
370876991513,1cyclictest60350irq/132-enp0s29f1:rx-022:20:220
370876991513,1cyclictest60350irq/132-enp0s29f1:rx-021:45:110
370876991513,1cyclictest60350irq/132-enp0s29f1:rx-021:22:230
370876991513,1cyclictest60350irq/132-enp0s29f1:rx-020:50:150
370876991513,1cyclictest60350irq/132-enp0s29f1:rx-019:15:260
370876991513,1cyclictest0-21swapper/023:40:000
370876991512,2cyclictest60350irq/132-enp0s29f1:rx-023:50:200
370876991512,2cyclictest60350irq/132-enp0s29f1:rx-023:15:170
370876991512,2cyclictest60350irq/132-enp0s29f1:rx-020:15:130
370876991512,2cyclictest60350irq/132-enp0s29f1:rx-019:45:120
370876991512,2cyclictest60350irq/132-enp0s29f1:rx-000:35:130
370876991511,2cyclictest60350irq/132-enp0s29f1:rx-019:35:130
370876991510,4cyclictest511025-21apt-get21:25:130
370876991510,4cyclictest453678-21apt-get20:30:030
37088699148,4cyclictest252-21systemd-journal22:25:143
370886991411,2cyclictest391512-21kworker/u8:3+flush-259:022:32:203
370886991410,3cyclictest510989-21kworker/u8:0+events_unbound21:25:253
370886991410,2cyclictest0-21swapper/322:20:223
37088199145,1cyclictest0-21swapper/200:10:092
37088199141,4cyclictest577761-21nvmesmart_nvme022:25:242
37088199141,4cyclictest381180-21munin-run19:20:002
370881991410,3cyclictest666686-21kworker/u8:2+flush-259:000:07:072
370881991410,3cyclictest666686-21kworker/u8:2+flush-259:000:07:072
37088199140,3cyclictest572455-21tail22:20:192
370878991412,2cyclictest645969-21kworker/u8:0+flush-259:023:52:451
37087699146,6cyclictest683579-21grep00:15:160
37087699142,3cyclictest525343-21ntpq21:35:200
37087699142,2cyclictest447653-21ntpq20:20:210
37087699142,1cyclictest587951-21ntpq22:35:200
370876991413,1cyclictest61150irq/133-enp0s29f1:tx-023:30:240
370876991413,1cyclictest60350irq/132-enp0s29f1:rx-023:29:070
370876991412,1cyclictest60350irq/132-enp0s29f1:rx-021:30:170
370876991412,1cyclictest60350irq/132-enp0s29f1:rx-019:30:160
370876991412,1cyclictest60350irq/132-enp0s29f1:rx-019:30:150
370876991412,1cyclictest60350irq/132-enp0s29f1:rx-000:25:140
370876991411,2cyclictest60350irq/132-enp0s29f1:rx-023:55:180
370876991411,2cyclictest60350irq/132-enp0s29f1:rx-020:55:130
37088699138,4cyclictest391512-21kworker/u8:3+flush-259:019:47:203
37088699136,5cyclictest537107-21cp21:50:013
370886991310,2cyclictest688380-21cpuspeed_turbos00:20:133
370886991310,2cyclictest372342-21kthreadcore19:10:173
37088199133,2cyclictest494544-21tr21:05:232
37088199130,5cyclictest489330-21ntpq21:00:212
37087699136,5cyclictest702456-21load00:30:200
37087699132,2cyclictest432217-21ntpq20:05:220
370876991312,1cyclictest60350irq/132-enp0s29f1:rx-023:45:070
370876991312,1cyclictest60350irq/132-enp0s29f1:rx-022:55:170
37088699129,2cyclictest0-21swapper/323:30:193
37088699128,3cyclictest583413-21kworker/u8:2+events_unbound22:50:233
37088699128,3cyclictest386662-21cpuspeed_turbos19:25:133
370876991210,1cyclictest60350irq/132-enp0s29f1:rx-022:45:110
37088699118,2cyclictest608504-21cut22:55:203
37088699118,2cyclictest544626-21kthreadcore21:55:163
37088699107,2cyclictest615279-21kworker/u8:0+events_unbound23:15:113
37088699107,2cyclictest490701-21fschecks_time21:05:153
37088699107,2cyclictest402503-21irqcore19:40:163
37088699101,6cyclictest433891-21cut20:10:183
37088199108,1cyclictest0-21swapper/200:00:132
37088199107,2cyclictest403102-21kthreadcore19:40:172
3708869995,3cyclictest252-21systemd-journal00:09:163
3708869995,3cyclictest252-21systemd-journal00:09:163
3708869995,2cyclictest6781602sleep300:10:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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