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2026-01-29 - 14:23
[ 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 Thu Jan 29, 2026 00:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3326133994540,3cyclictest3368528-21kworker/u8:4+flush-259:020:35:013
3326133994539,4cyclictest3347193-21cat19:30:013
3326133994538,5cyclictest3389157-21kworker/u8:1+flush-259:021:10:003
3326133994135,4cyclictest3452061-21/usr/sbin/munin21:10:223
3326129994035,3cyclictest252-21systemd-journal21:55:002
3326124993934,3cyclictest3483685-21kworker/u8:1+events_unbound22:20:241
3326118993832,4cyclictest3431022-21apt-get20:50:100
3326124993733,3cyclictest3420458-21kworker/u8:0+flush-259:020:40:221
3326124993631,3cyclictest3504330-21kworker/u8:0+flush-259:022:15:191
3326133993529,4cyclictest252-21systemd-journal23:04:243
3326124993531,3cyclictest3591885-21kworker/u8:1+flush-259:023:25:211
3326118993532,2cyclictest3612952-21kworker/u8:3+flush-259:000:15:220
3326118993531,3cyclictest3555788-21kworker/u8:1+flush-259:022:55:250
3326118993530,3cyclictest3602914-21apt-get23:35:100
3326129993430,2cyclictest3309272-21kworker/u8:3+flush-259:019:50:162
3326129993429,3cyclictest3591885-21kworker/u8:1+flush-259:023:25:002
3326129993429,3cyclictest252-21systemd-journal23:11:262
3326124993430,3cyclictest3622737-21kworker/u8:4+flush-259:000:10:211
3326124993430,2cyclictest3591885-21kworker/u8:1+flush-259:023:35:221
3326124993329,3cyclictest3436589-21kworker/u8:4+events_unbound21:10:211
3326118993329,3cyclictest3347543-21base6419:30:010
3326133993228,3cyclictest252-21systemd-journal23:58:003
3326133993228,3cyclictest252-21systemd-journal23:58:003
3326129993226,4cyclictest3483659-21latency_hist21:40:002
3326129993226,4cyclictest3483659-21latency_hist21:40:002
3326124993228,3cyclictest3567422-21kworker/u8:2+events_unbound23:40:221
3326124993225,3cyclictest3545583-21kworker/u8:3+flush-259:022:40:161
3326118993226,4cyclictest3576874-21latency_hist23:10:010
3326118993226,4cyclictest3404616-21latency_hist20:25:010
3326129993124,5cyclictest3398577-21ntpq20:15:212
3326124993127,3cyclictest3483685-21kworker/u8:1+flush-259:021:51:141
3326124993124,5cyclictest509-21rs:main1
3326118993127,3cyclictest3456964-21apt-get21:15:000
3326124993027,2cyclictest3520005-21kworker/u8:2+flush-259:022:45:241
3326124993026,3cyclictest3643904-21kworker/u8:0+events_unbound00:22:161
3326124993026,3cyclictest3342087-21/usr/sbin/munin19:25:141
3326124993025,3cyclictest3567422-21kworker/u8:2+flush-259:023:10:201
3326124993023,5cyclictest3571732-21latency_hist23:05:001
3326118993026,3cyclictest252-21systemd-journal21:51:090
3326129992922,5cyclictest3628433-21latency_hist00:00:002
3326129992922,5cyclictest3628433-21latency_hist00:00:002
3326124992925,3cyclictest3368528-21kworker/u8:4+events_unbound19:55:221
3326133992823,3cyclictest252-21systemd-journal20:41:003
3326133992822,4cyclictest3535502-21/usr/sbin/munin22:30:133
3326129992821,5cyclictest252-21systemd-journal20:00:012
3326124992825,2cyclictest3534393-21kworker/u8:0+flush-259:022:35:211
3326124992824,3cyclictest3664502-21kworker/u8:2+flush-259:000:35:211
3326124992824,3cyclictest3534393-21kworker/u8:0+flush-259:023:20:161
3326124992824,3cyclictest3483685-21kworker/u8:1+events_unbound22:05:131
3326124992824,3cyclictest3309272-21kworker/u8:3+events_unbound19:45:141
3326124992824,3cyclictest3309272-21kworker/u8:3+events_unbound19:40:211
3326124992823,4cyclictest3597753-21apt-get23:30:111
3326118992823,4cyclictest3372805-21ntpq19:50:200
3326118992822,4cyclictest3335775-21ntpq19:15:210
3326118992822,4cyclictest3335775-21ntpq19:15:200
3326133992720,5cyclictest3591443-21ntpq23:20:223
3326129992723,3cyclictest3325908-21kworker/u8:0+flush-259:019:20:212
3326124992724,2cyclictest3534393-21kworker/u8:0+flush-259:023:15:201
3326124992723,3cyclictest3399455-21kworker/u8:2+events_unbound20:35:141
3326124992722,3cyclictest3462565-21kworker/u8:0+flush-259:021:25:161
3326133992621,4cyclictest3483685-21kworker/u8:1+flush-259:022:20:213
3326133992621,3cyclictest3567422-21kworker/u8:2+flush-259:023:45:003
3326129992622,3cyclictest3556361-21base6422:50:012
3326124992623,2cyclictest3483686-21kworker/u8:2+events_unbound21:40:251
3326124992623,2cyclictest3389157-21kworker/u8:1+events_unbound21:20:011
3326124992623,2cyclictest3389157-21kworker/u8:1+events_unbound20:15:571
3326124992622,3cyclictest3561664-21kworker/u8:3+events_unbound22:58:261
3326124992622,3cyclictest3504330-21kworker/u8:0+flush-259:022:10:151
3326124992621,4cyclictest3314390-21kworker/u8:1+flush-259:019:10:211
3326124992621,3cyclictest3520005-21kworker/u8:2+flush-259:022:50:211
3326118992621,4cyclictest3330665-21ntpq19:10:220
3326129992520,3cyclictest3618069-21latency_hist23:50:002
3326129992519,4cyclictest3644304-21diskstats00:15:112
3326129992518,4cyclictest252-21systemd-journal23:55:012
3326124992522,2cyclictest3612952-21kworker/u8:3+events_unbound00:01:241
3326124992522,2cyclictest3436589-21kworker/u8:4+flush-259:021:06:241
3326124992521,3cyclictest3336351-21kworker/u8:2+events_unbound19:30:151
3326124992521,2cyclictest3404854-21/usr/sbin/munin20:25:131
3326118992521,3cyclictest3399455-21kworker/u8:2+flush-259:020:40:000
3326133992420,3cyclictest3325908-21kworker/u8:0+flush-259:019:40:003
3326133992418,4cyclictest3555846-21latency_hist22:50:013
3326133992418,4cyclictest3478785-21apt-get21:35:113
3326133992418,4cyclictest3478785-21apt-get21:35:103
3326133992418,4cyclictest3325860-21apt-get19:10:013
3326133992418,4cyclictest3325860-21apt-get19:10:013
3326129992419,4cyclictest3457176-21gpgv21:15:002
3326129992418,4cyclictest3519780-21latency_hist22:15:012
3326124992420,3cyclictest3399455-21kworker/u8:2+flush-259:020:30:221
3326124992420,3cyclictest3389157-21kworker/u8:1+events_unbound21:18:241
3326124992320,2cyclictest3436589-21kworker/u8:4+events_unbound21:35:001
3326124992320,2cyclictest3399455-21kworker/u8:2+events_unbound20:45:211
3326124992319,3cyclictest3653781-21kworker/u8:1+events_unbound00:34:251
3326124992319,3cyclictest3623470-21/usr/sbin/munin23:55:161
3326124992319,3cyclictest3623470-21/usr/sbin/munin23:55:151
3326133992217,3cyclictest3394583-21apt-get20:15:113
3326133992216,4cyclictest252-21systemd-journal20:39:563
3326129992217,4cyclictest3357799-21gpgv19:40:002
3326129992212,9cyclictest252-21systemd-journal20:05:242
3326124992219,2cyclictest3309272-21kworker/u8:3+flush-259:019:50:211
3326124992218,3cyclictest3612952-21kworker/u8:3+events_unbound23:45:221
3326124992218,3cyclictest3483685-21kworker/u8:1+flush-259:021:45:171
3326124992216,4cyclictest3654416-21/usr/sbin/munin00:25:151
3326118992219,2cyclictest3399455-21kworker/u8:2+flush-259:020:45:160
3326118992218,3cyclictest3409738-21gpgv20:30:010
3326118992218,3cyclictest3389157-21kworker/u8:1+flush-259:020:10:170
3326118992216,5cyclictest3473785-21diskstats21:30:140
3326129992117,2cyclictest3535527-21apt-get22:30:102
3326129992115,4cyclictest3638741-21latency_hist00:10:002
3326129992114,5cyclictest3441548-21latency_hist20:59:592
332612999211,19cyclictest1-21systemd22:01:112
3326124992118,2cyclictest3612952-21kworker/u8:3+events_unbound23:50:221
3326124992117,3cyclictest3325908-21kworker/u8:0+events_unbound19:22:251
3326124992116,4cyclictest3325908-21kworker/u8:0+events_unbound19:17:011
3326124992116,4cyclictest3325908-21kworker/u8:0+events_unbound19:17:001
3326118992117,3cyclictest3358458-21apt-get19:40:110
3326118992116,3cyclictest252-21systemd-journal22:25:240
3326133992017,2cyclictest3467740-21idleruntime-cro21:25:003
3326133992015,4cyclictest3567422-21kworker/u8:2+flush-259:023:45:163
3326133992015,4cyclictest3567422-21kworker/u8:2+flush-259:023:14:593
3326133992015,3cyclictest3567422-21kworker/u8:2+flush-259:000:25:003
3326133992015,3cyclictest3420458-21kworker/u8:0+flush-259:020:55:203
332612999200,9cyclictest3586339-21ld23:15:212
332612999200,19cyclictest1-21systemd20:55:002
332612999200,11cyclictest3513797-21ld22:05:212
3326124992016,3cyclictest3534393-21kworker/u8:0+flush-259:023:05:201
3326124992016,3cyclictest3420458-21kworker/u8:0+events_unbound20:51:031
3326118992016,3cyclictest3499433-21/usr/sbin/munin21:55:230
3326118992016,2cyclictest1-21systemd23:52:240
3326118992015,3cyclictest3567422-21kworker/u8:2+flush-259:023:55:180
3326118992015,3cyclictest3567422-21kworker/u8:2+flush-259:023:55:170
3326118992013,5cyclictest3524967-21latency_hist22:20:010
3326133991913,4cyclictest3483685-21kworker/u8:1+flush-259:022:15:213
3326124991915,3cyclictest3436589-21kworker/u8:4+flush-259:021:55:151
3326124991915,3cyclictest3368528-21kworker/u8:4+events_unbound20:20:151
3326124991914,4cyclictest3483685-21kworker/u8:1+events_unbound22:25:131
3326118991912,5cyclictest3508570-21ntpq22:00:200
3326118991912,5cyclictest3456964-21apt-get21:15:010
3326118991912,5cyclictest252-21systemd-journal00:40:010
3326133991810,5cyclictest3493988-21latency_hist21:50:013
3326129991814,3cyclictest3483686-21kworker/u8:2+flush-259:021:50:002
3326129991814,3cyclictest3368491-21sh19:49:592
332612999180,8cyclictest3450929-21ld21:05:212
3326124991815,2cyclictest3534393-21kworker/u8:0+flush-259:022:35:001
3326118991815,2cyclictest3555848-21sh22:50:000
3326118991813,3cyclictest3446924-21apt-get21:05:120
3326118991812,4cyclictest3587187-21latency_hist23:20:000
3326133991712,4cyclictest3368528-21kworker/u8:4+flush-259:020:05:173
3326133991711,4cyclictest3358433-21/usr/sbin/munin19:40:203
332612999178,7cyclictest3359163-21sed19:40:172
332612999170,15cyclictest3659366-21unin-run00:30:012
332612999170,14cyclictest3530556-21cat22:25:142
3326124991713,3cyclictest3622737-21kworker/u8:4+events_unbound00:08:251
3326124991713,3cyclictest3389157-21kworker/u8:1+events_unbound20:13:251
3326124991713,3cyclictest3309272-21kworker/u8:3+events_unbound20:01:121
3326124991713,3cyclictest252-21systemd-journal00:15:241
3326118991714,2cyclictest60350irq/132-enp0s29f1:rx-020:15:210
3326118991711,4cyclictest3545546-21latency_hist22:40:010
3326133991614,1cyclictest0-21swapper/300:10:003
3326133991613,2cyclictest507-21in:imuxsock19:49:593
3326133991613,2cyclictest3600054-21kthreadcore23:30:173
3326133991613,2cyclictest3494672-21irqcore21:50:153
3326133991613,2cyclictest0-21swapper/319:30:193
3326133991611,3cyclictest3567422-21kworker/u8:2+flush-259:023:30:013
3326133991610,4cyclictest3488848-21latency_hist21:45:013
332612999168,7cyclictest3393897-21unixbench_singl20:10:262
332612999166,9cyclictest3523843-21cat22:15:182
332612999164,10cyclictest3545999-21tune2fs22:40:132
3326129991612,3cyclictest3550969-21apt-get22:45:112
3326129991612,3cyclictest3520005-21kworker/u8:2+flush-259:022:35:162
3326129991612,3cyclictest3309272-21kworker/u8:3+flush-259:019:25:242
3326129991611,4cyclictest3410228-21cat20:30:012
3326129991610,4cyclictest3430759-21latency_hist20:50:002
332612999160,8cyclictest1-21systemd21:35:002
332612999160,14cyclictest3530166-21cat22:25:012
332612999160,13cyclictest3608202-21df23:40:132
332612999160,13cyclictest3566571-21latency_hist23:00:012
332612999160,13cyclictest3336819-21latency_hist19:20:012
332612999160,13cyclictest3336819-21latency_hist19:20:002
3326118991614,1cyclictest60350irq/132-enp0s29f1:rx-023:00:240
3326118991614,1cyclictest60350irq/132-enp0s29f1:rx-000:00:140
3326118991613,2cyclictest60350irq/132-enp0s29f1:rx-023:45:190
3326118991613,2cyclictest60350irq/132-enp0s29f1:rx-020:42:400
3326118991613,2cyclictest60350irq/132-enp0s29f1:rx-000:33:290
3326118991610,4cyclictest3601742-21ntpq23:30:200
332613399159,4cyclictest3468438-21apt-get21:25:113
3326133991512,2cyclictest3383478-21unixbench-2d20:00:243
3326133991512,2cyclictest3340866-21needreboot19:20:183
3326133991511,3cyclictest3659230-21kworker/u8:3+flush-259:000:30:163
3326133991510,3cyclictest252-21systemd-journal20:54:553
332612999158,6cyclictest0-21swapper/222:00:002
332612999151,12cyclictest3383062-21ntpq20:00:212
332612999150,8cyclictest0-21swapper/200:13:212
332612999150,6cyclictest2109693-21snmpd00:01:162
332612999150,14cyclictest3467844-21awk21:25:002
332612999150,13cyclictest3651135-21kthreadcore00:20:172
332612999150,13cyclictest3409190-21unixbench-2d20:25:252
332612999150,13cyclictest3351045-21grep19:30:172
332612999150,12cyclictest3659713-21expr00:30:122
332612999150,12cyclictest3572221-21fschecks_time23:05:152
332612999150,12cyclictest3561792-21cut22:55:172
332612999150,12cyclictest3446860-21latency_hist21:05:002
332612999150,12cyclictest3399855-21grep20:20:132
332612999150,12cyclictest3326202-21cat19:10:012
332612999150,12cyclictest3326202-21cat19:10:002
332612499159,4cyclictest252-21systemd-journal19:39:241
3326124991512,2cyclictest3436589-21kworker/u8:4+events_unbound21:37:251
3326124991512,2cyclictest3436589-21kworker/u8:4+events_unbound21:37:251
3326118991513,2cyclictest60350irq/132-enp0s29f1:rx-022:14:340
3326118991513,2cyclictest60350irq/132-enp0s29f1:rx-020:30:300
3326118991513,1cyclictest60350irq/132-enp0s29f1:rx-022:07:390
3326118991513,1cyclictest60350irq/132-enp0s29f1:rx-019:45:150
3326118991513,1cyclictest60350irq/132-enp0s29f1:rx-019:23:350
3326118991512,2cyclictest60350irq/132-enp0s29f1:rx-023:28:580
3326118991512,2cyclictest60350irq/132-enp0s29f1:rx-023:10:220
3326118991512,2cyclictest60350irq/132-enp0s29f1:rx-019:37:590
3326118991512,2cyclictest60350irq/132-enp0s29f1:rx-000:25:150
332613399148,4cyclictest3425836-21/usr/sbin/munin20:45:143
332613399148,3cyclictest3378857-21awk20:00:003
3326133991411,2cyclictest3373215-21unixbench_multi19:50:243
332612999142,11cyclictest0-21swapper/221:30:002
332612999141,11cyclictest3598043-21/usr/sbin/munin23:30:142
332612999141,11cyclictest3596572-21ntpq23:25:202
332612999141,11cyclictest3425593-21apt20:44:592
332612999140,12cyclictest3667995-21kthreadcore00:35:162
332612999140,12cyclictest3484654-21sed21:40:182
332612999140,12cyclictest3458666-21kthreadcore21:15:172
332612999140,12cyclictest3418823-21cut20:35:182
332612999140,12cyclictest3327591-21kthreadcore19:10:172
332612999140,11cyclictest3607949-21latency_hist23:40:012
3326118991413,1cyclictest60350irq/132-enp0s29f1:rx-023:23:530
3326118991413,1cyclictest60350irq/132-enp0s29f1:rx-021:48:410
3326118991412,1cyclictest60350irq/132-enp0s29f1:rx-022:43:510
3326118991412,1cyclictest60350irq/132-enp0s29f1:rx-022:32:240
3326118991412,1cyclictest60350irq/132-enp0s29f1:rx-022:20:110
3326118991412,1cyclictest60350irq/132-enp0s29f1:rx-021:25:240
3326118991412,1cyclictest60350irq/132-enp0s29f1:rx-020:08:240
3326118991412,1cyclictest60350irq/132-enp0s29f1:rx-000:05:190
3326118991411,2cyclictest60350irq/132-enp0s29f1:rx-019:55:170
3326118991411,2cyclictest60350irq/132-enp0s29f1:rx-019:29:520
3326118991411,2cyclictest60350irq/132-enp0s29f1:rx-000:22:260
3326118991410,3cyclictest60350irq/132-enp0s29f1:rx-023:40:110
3326118991410,2cyclictest60350irq/132-enp0s29f1:rx-022:50:190
332613399139,3cyclictest3555788-21kworker/u8:1+events_unbound22:55:243
332613399139,3cyclictest3534393-21kworker/u8:0+flush-259:023:05:223
332613399138,3cyclictest3368528-21kworker/u8:4+flush-259:020:20:173
332613399136,5cyclictest3514642-21latency_hist22:10:013
3326124991310,2cyclictest3483685-21kworker/u8:1+events_unbound22:00:121
332611899139,3cyclictest3462806-21apt-get21:20:110
332611899139,2cyclictest0-21swapper/019:10:010
332611899139,2cyclictest0-21swapper/019:10:010
332611899138,1cyclictest60350irq/132-enp0s29f1:rx-020:55:130
3326118991311,1cyclictest60350irq/132-enp0s29f1:rx-021:00:010
3326118991310,2cyclictest60350irq/132-enp0s29f1:rx-020:00:200
332613399129,2cyclictest3629110-21irqcore00:00:153
332613399129,2cyclictest3457718-21cpuspeed_turbos21:15:123
332613399128,3cyclictest3520005-21kworker/u8:2+flush-259:022:40:243
332613399127,4cyclictest3389157-21kworker/u8:1+events_unbound20:25:233
332613399127,3cyclictest3462565-21kworker/u8:0+flush-259:021:30:253
332613399121,8cyclictest3336647-21awk19:20:003
332613399121,8cyclictest3336647-21awk19:20:003
332612499127,3cyclictest3420458-21kworker/u8:0+flush-259:021:00:051
3326118991210,2cyclictest60350irq/132-enp0s29f1:rx-021:39:300
3326118991210,2cyclictest60350irq/132-enp0s29f1:rx-021:39:300
332613399118,2cyclictest3556756-21fschecks_time22:50:133
332613399118,2cyclictest0-21swapper/300:10:153
332613399117,3cyclictest3504330-21kworker/u8:0+flush-259:022:00:243
332613399116,3cyclictest3591885-21kworker/u8:1+flush-259:023:35:173
332613399116,3cyclictest3446651-21apt21:05:003
332613399107,2cyclictest3618426-21cpuspeed_turbos23:50:143
332613399107,2cyclictest0-21swapper/321:55:153
332613399106,3cyclictest3657160-21cut00:25:183
332613399106,3cyclictest3540889-21fschecks_count22:35:143
332613399105,3cyclictest3533882-21cut22:25:183
332613399104,4cyclictest3518504-21cut22:10:203
33261339994,4cyclictest3668882-21ps00:35:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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