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2026-02-27 - 13:25
[ 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 Fri Feb 27, 2026 00:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4166277995148,2cyclictest75-21kswapd000:24:311
4166283994442,1cyclictest299445-21fwupd00:24:283
4166273994339,3cyclictest75-21kswapd000:24:310
4166283994034,4cyclictest273806-21latency_hist00:00:013
4166273993623,11cyclictest221281-21ntpq23:05:210
4166273993319,12cyclictest252-21systemd-journal21:07:090
4166279993125,4cyclictest315368-21store00:40:012
4166279993125,4cyclictest315368-21store00:40:012
4166273993127,3cyclictest186803-21kworker/u8:0+flush-259:000:04:590
4166273993125,4cyclictest315347-21gpgv00:40:010
4166273993125,4cyclictest315347-21gpgv00:40:000
4166277993027,2cyclictest253089-21kworker/u8:1+flush-259:023:40:011
4166283992924,3cyclictest227540-21kworker/u8:1+events_unbound23:15:183
4166283992824,3cyclictest71259-21kworker/u8:2+flush-259:021:35:233
4166277992824,3cyclictest252-21systemd-journal23:45:011
4166283992722,3cyclictest252-21systemd-journal19:30:003
4166279992723,3cyclictest148878-21gpgv21:59:592
4166279992722,3cyclictest154854-21gpgv22:05:002
4166279992721,4cyclictest60899-21latency_hist20:35:002
4166279992721,4cyclictest4171692-21cat19:15:012
4166277992723,3cyclictest160015-21kworker/u8:2+flush-259:022:30:001
4166283992620,4cyclictest263836-21diskstats23:50:123
4166273992619,5cyclictest70307-21ntpq20:40:180
4166279992522,2cyclictest4145910-21kworker/u8:2+flush-259:020:20:252
4166279992521,3cyclictest160015-21kworker/u8:2+flush-259:022:25:012
4166277992521,3cyclictest4187483-21kworker/u8:1+flush-259:019:40:221
4166273992518,5cyclictest180549-21kworker/u8:1+flush-259:022:35:000
4166283992417,5cyclictest81550-21latency_hist20:55:013
4166279992420,3cyclictest71259-21kworker/u8:2+flush-259:020:45:262
4166277992420,3cyclictest186803-21kworker/u8:0+flush-259:000:15:001
4166277992418,4cyclictest3676-21latency_hist19:40:001
4166273992418,4cyclictest61165-21apt-get20:35:130
4166273992417,5cyclictest263410-21latency_hist23:50:000
4166279992318,4cyclictest87222-21base6421:00:012
4166277992319,3cyclictest97485-21kworker/u8:3+flush-259:021:20:001
416627399235,5cyclictest54871-21ntpq20:25:220
4166273992317,4cyclictest86733-21kworker/u8:0+flush-259:021:12:100
4166273992316,5cyclictest137702-21ntpq21:45:220
4166273992316,5cyclictest122228-21ntpq21:30:210
4166283992219,2cyclictest4187483-21kworker/u8:1+flush-259:019:45:203
4166279992218,3cyclictest4187483-21kworker/u8:1+flush-259:019:40:252
4166279992218,3cyclictest258508-21kworker/u8:6+flush-259:000:30:272
4166279992215,5cyclictest4176041-21ntpq19:15:202
4166279992215,5cyclictest186350-21apt-get22:35:112
4166277992217,3cyclictest252-21systemd-journal23:13:311
4166273992218,3cyclictest148969-21gpgv22:00:000
4166273992217,3cyclictest186325-21/usr/sbin/munin22:35:190
4166283992117,3cyclictest19373-21apt-get19:55:113
4166283992117,3cyclictest154420-21munin-plugin-st22:04:593
4166279992117,3cyclictest258508-21kworker/u8:6+flush-259:000:20:162
4166279992117,3cyclictest160015-21kworker/u8:2+flush-259:022:55:002
4166279992116,3cyclictest4145910-21kworker/u8:2+flush-259:020:05:162
4166279992115,4cyclictest247700-21kworker/u8:3+flush-259:000:00:162
416627399219,10cyclictest14330-21cpuspeed_turbos19:50:100
416627399211,5cyclictest87108-21cat21:00:010
416627399211,5cyclictest232459-21cron23:20:000
4166283992017,2cyclictest196438-21kworker/u8:1+events_unbound22:45:183
4166283992016,3cyclictest86733-21kworker/u8:0+events_unbound21:10:213
4166283992016,3cyclictest50806-21kworker/u8:1+events_unbound21:00:153
4166283992016,3cyclictest247700-21kworker/u8:3+events_unbound23:45:243
4166283992016,3cyclictest2105823-21kworker/u8:1+events_unbound19:15:193
4166283992015,4cyclictest160015-21kworker/u8:2+events_unbound23:30:003
4166279992016,3cyclictest4187483-21kworker/u8:1+flush-259:019:30:202
4166279992016,3cyclictest40457-21kworker/u8:4+flush-259:020:30:012
4166279992014,5cyclictest92565-21apt-get21:05:102
4166277992016,3cyclictest2971-21cron19:35:011
4166277992016,3cyclictest258508-21kworker/u8:6+flush-259:000:30:001
416627399201,5cyclictest106898-21ntpq21:15:240
416627399201,3cyclictest4187261-21munin-plugin-st19:30:000
416627399201,2cyclictest44523-21ntpq20:15:210
416627399201,2cyclictest299809-21apt-get00:25:100
4166283991915,3cyclictest186803-21kworker/u8:0+flush-259:000:10:203
4166283991914,4cyclictest97485-21kworker/u8:3+flush-259:022:40:013
4166279991916,2cyclictest97485-21kworker/u8:3+flush-259:022:25:272
416627399198,10cyclictest0-21swapper/023:25:010
416627399195,3cyclictest513-21gdbus22:10:000
416627399193,3cyclictest165132-21latency_hist22:15:010
416627399191,5cyclictest4191763-21find19:30:220
416627399191,4cyclictest248608-21ps23:35:170
416627399191,4cyclictest143750-21sleep21:54:590
416627399191,3cyclictest4182101-21grep19:24:590
416627399190,9cyclictest225225-21cut23:10:180
416627399190,6cyclictest288310-21ntpq00:10:200
416627399190,5cyclictest8770-21cron19:45:000
416627399190,4cyclictest76355-21sh20:50:000
416627399190,4cyclictest273828-21basename23:59:590
416627399190,4cyclictest211867-21idleruntime-cro23:00:010
4166283991815,2cyclictest71259-21kworker/u8:2+events_unbound21:25:123
4166283991815,2cyclictest4182136-21kworker/u8:0+flush-259:020:00:223
4166283991815,2cyclictest160015-21kworker/u8:2+events_unbound22:55:203
4166283991814,3cyclictest258508-21kworker/u8:6+flush-259:000:03:313
4166283991814,3cyclictest227540-21kworker/u8:1+events_unbound23:30:153
4166283991814,3cyclictest160015-21kworker/u8:2+flush-259:023:35:313
4166283991814,3cyclictest160015-21kworker/u8:2+flush-259:023:00:163
4166283991814,3cyclictest160015-21kworker/u8:2+events_unbound22:50:123
4166283991814,3cyclictest148884-21kworker/u8:1+events_unbound22:10:203
4166283991813,4cyclictest71259-21kworker/u8:2+events_unbound21:20:013
4166283991811,5cyclictest170256-21latency_hist22:20:003
4166279991815,2cyclictest29495-21systemd-run20:05:012
4166279991815,2cyclictest247921-21idleruntime-cro23:35:012
4166277991814,2cyclictest4182136-21kworker/u8:0+flush-259:020:00:161
4166277991813,3cyclictest252-21systemd-journal00:32:241
416627399184,3cyclictest87816-21sed21:00:170
416627399181,5cyclictest244606-21grep23:30:160
416627399181,5cyclictest13105-21ntpq19:45:220
416627399181,4cyclictest3665-21idleruntime-cro19:40:000
416627399181,4cyclictest29955-21find20:05:000
416627399181,4cyclictest279218-21runrttasks00:05:120
416627399181,4cyclictest154434-21http22:05:000
4166273991814,3cyclictest97485-21kworker/u8:3+flush-259:022:40:010
416627399181,3cyclictest81536-21idleruntime-cro20:55:010
416627399181,3cyclictest216043-21head23:00:180
416627399181,2cyclictest174530-21ntpq22:20:200
416627399180,5cyclictest257473-21tr23:40:220
416627399180,5cyclictest132586-21ntpq21:40:220
416627399180,4cyclictest60893-21basename20:35:000
416627399180,4cyclictest50586-21awk20:25:010
416627399180,4cyclictest4176955-21basename19:20:000
416627399180,4cyclictest4171701-21awk19:15:010
416627399180,4cyclictest289904-21irqcore00:15:190
416627399180,4cyclictest19762-21if_err_enp0s30f19:55:160
416627399180,17cyclictest112873-21turbostat21:25:000
4166283991714,2cyclictest247700-21kworker/u8:3+flush-259:000:05:233
4166283991713,3cyclictest160015-21kworker/u8:2+flush-259:023:20:213
4166283991713,2cyclictest97485-21kworker/u8:3+flush-259:021:45:243
4166279991713,3cyclictest97485-21kworker/u8:3+flush-259:021:25:232
4166279991713,3cyclictest97485-21kworker/u8:3+events_unbound21:30:152
4166279991713,3cyclictest4145910-21kworker/u8:2+flush-259:019:20:162
416627999171,14cyclictest196437-21unin-run22:45:002
416627799173,7cyclictest191259-21munin-run22:40:001
4166277991713,3cyclictest87301-21base6421:00:011
4166277991713,3cyclictest186803-21kworker/u8:0+flush-259:023:45:161
4166277991713,3cyclictest154414-21apt-get22:05:001
416627399172,2cyclictest200646-21ntpq22:45:200
416627399171,5cyclictest309027-21ntpq00:30:240
416627399171,5cyclictest240187-21/usr/sbin/munin23:25:180
416627399171,4cyclictest127606-21/usr/sbin/munin21:35:220
416627399171,2cyclictest304292sleep020:05:140
416627399171,2cyclictest169280-21grep22:15:210
416627399171,2cyclictest113532-21grep21:25:150
416627399170,4cyclictest180532-21munin-plugin-st22:30:000
416627399170,3cyclictest263679-21taskset23:50:120
4166283991613,2cyclictest71259-21kworker/u8:2+events_unbound21:40:183
4166283991613,2cyclictest50806-21kworker/u8:1+flush-259:020:40:163
4166283991613,2cyclictest302118-21kthreadcore00:25:163
4166283991613,2cyclictest206714-21kworker/u8:3+events_unbound23:05:243
4166283991613,2cyclictest141152-21kthreadcore21:50:193
4166283991612,3cyclictest97485-21kworker/u8:3+flush-259:021:20:183
4166279991613,2cyclictest214423-21kthreadcore23:00:182
4166279991613,2cyclictest165122-21idleruntime-cro22:14:592
416627799169,5cyclictest30303-21diskstats20:05:131
4166277991614,1cyclictest0-21swapper/123:15:161
4166277991612,3cyclictest4187483-21kworker/u8:1+flush-259:019:50:221
4166277991612,3cyclictest4145910-21kworker/u8:2+flush-259:020:20:241
416627399160,4cyclictest35585-21tune2fs20:10:160
416627399160,4cyclictest35585-21tune2fs20:10:150
416627399160,3cyclictest206223-21tail22:50:230
4166283991511,3cyclictest97485-21kworker/u8:3+events_unbound22:30:183
4166283991511,3cyclictest4187483-21kworker/u8:1+events_unbound19:32:323
4166283991511,3cyclictest4182136-21kworker/u8:0+events_unbound20:10:133
4166283991511,3cyclictest4182136-21kworker/u8:0+events_unbound20:10:133
4166283991511,3cyclictest40457-21kworker/u8:4+flush-259:020:30:013
4166283991511,3cyclictest160015-21kworker/u8:2+events_unbound22:24:323
416627999159,4cyclictest252-21systemd-journal20:59:302
416627999159,4cyclictest252-21systemd-journal20:00:002
416627999159,3cyclictest97485-21kworker/u8:3+flush-259:021:44:592
416627999158,5cyclictest252-21systemd-journal19:29:592
416627999157,6cyclictest0-21swapper/222:47:182
4166279991513,1cyclictest0-21swapper/200:30:002
4166279991512,2cyclictest4182136-21kworker/u8:0+flush-259:020:10:222
4166279991512,2cyclictest4182136-21kworker/u8:0+flush-259:020:10:212
4166279991512,2cyclictest0-21swapper/220:40:002
4166279991511,3cyclictest40457-21kworker/u8:4+flush-259:020:15:252
416627799159,4cyclictest247700-21kworker/u8:3+events_unbound23:55:171
4166277991512,2cyclictest98117-21irqcore21:10:151
4166277991511,3cyclictest97485-21kworker/u8:3+flush-259:021:55:161
4166277991511,3cyclictest9050-21apt-get19:45:131
416628399147,4cyclictest155047-21cp22:05:013
4166283991411,2cyclictest176091-21irqcore22:25:163
4166283991411,2cyclictest0-21swapper/322:40:153
4166283991410,3cyclictest4145910-21kworker/u8:2+flush-259:019:20:173
4166283991410,3cyclictest40457-21kworker/u8:4+flush-259:020:35:313
4166283991410,3cyclictest247700-21kworker/u8:3+events_unbound23:43:323
4166283991410,2cyclictest0-21swapper/320:05:153
4166279991410,3cyclictest97485-21kworker/u8:3+flush-259:022:15:222
4166279991410,3cyclictest97485-21kworker/u8:3+flush-259:021:50:192
4166279991410,3cyclictest112852-21idleruntime-cro21:25:012
416627799149,4cyclictest159053-21ntpq22:05:191
4166277991412,1cyclictest301rcuc/122:55:001
416628399139,3cyclictest8809-21kworker/u8:3+flush-259:020:15:223
416628399138,3cyclictest258508-21kworker/u8:6+flush-259:000:35:163
416628399138,3cyclictest258508-21kworker/u8:6+flush-259:000:35:163
4166279991310,3cyclictest97485-21kworker/u8:3+flush-259:021:45:152
416627999130,8cyclictest294401-21munin-run00:19:592
416627799139,3cyclictest23889-21unixbench_singl19:55:241
416627799137,4cyclictest252-21systemd-journal20:25:301
4166277991311,1cyclictest240076-21kthreadcore23:25:181
4166277991310,2cyclictest0-21swapper/119:15:171
416628399128,3cyclictest40457-21kworker/u8:4+flush-259:020:22:033
416628399127,3cyclictest513-21gdbus23:15:003
4166283991210,1cyclictest304970-21/usr/sbin/munin00:30:193
416627999129,2cyclictest160015-21kworker/u8:2+flush-259:023:35:202
416627799129,2cyclictest237633-21sh23:25:001
416627799128,3cyclictest97485-21kworker/u8:3+events_unbound22:35:011
416627799128,3cyclictest76793-21fschecks_count20:50:141
416627799128,3cyclictest4145910-21kworker/u8:2+flush-259:019:25:221
416627799127,4cyclictest113099-21/usr/sbin/munin21:25:181
416627799121,9cyclictest45418-21awk20:20:001
4166277991210,1cyclictest0-21swapper/121:35:001
416627999117,3cyclictest227540-21kworker/u8:1+flush-259:023:25:242
416627799118,2cyclictest293933-21unixbench_multi00:15:261
416627799118,2cyclictest268161-21unixbench_singl23:50:241
416627799117,3cyclictest86733-21kworker/u8:0+flush-259:021:05:371
416627799117,3cyclictest4145910-21kworker/u8:2+flush-259:019:10:161
416627799111,2cyclictest170243-21awk22:20:001
416627799108,1cyclictest0-21swapper/122:45:231
416627799108,1cyclictest0-21swapper/121:54:591
416627799107,2cyclictest70783-21unixbench_singl20:40:221
416627799107,2cyclictest310612-21sed00:35:161
416627799107,2cyclictest310612-21sed00:35:151
416627799107,2cyclictest283674-21unixbench_singl00:05:251
416627799106,3cyclictest212289-21df_inode23:00:131
416627799101,8cyclictest222175-21awk23:10:001
416627799101,7cyclictest60899-21latency_hist20:35:001
416627799100,10cyclictest0-21swapper/122:14:591
41662779997,1cyclictest0-21swapper/121:25:011
41662779994,3cyclictest490-21dbus-daemon19:25:001
41662779990,7cyclictest211882-21awk23:00:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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