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2026-02-13 - 18:27
[ 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 13, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
722763994728,5cyclictest252-21systemd-journal07:40:013
722763993732,3cyclictest987264-21kworker/u8:3+flush-259:011:30:143
722763993731,4cyclictest956565-21/usr/sbin/munin10:55:143
722753993127,3cyclictest753691-21kworker/u8:3+flush-259:007:40:150
722753993025,3cyclictest707461-21kworker/u8:0+flush-259:009:45:240
722759992923,4cyclictest878538-21apt-get09:40:002
722753992925,3cyclictest664053-21kworker/u8:1+events_unbound07:35:200
722759992823,4cyclictest252-21systemd-journal08:15:002
722753992825,2cyclictest707461-21kworker/u8:0+flush-259:009:50:140
722753992822,4cyclictest252-21systemd-journal09:40:010
722763992721,4cyclictest763990-21apt-get07:50:003
722759992722,3cyclictest1034128-21latency_hist12:10:002
722763992621,3cyclictest884395-21apt-get09:45:103
722763992620,4cyclictest509-21rs:main3
722759992622,3cyclictest930809-21kworker/u8:0+events_unbound11:20:232
722753992622,3cyclictest945966-21kworker/u8:2+events_unbound10:50:010
722753992622,3cyclictest707461-21kworker/u8:0+flush-259:008:45:220
722753992622,3cyclictest664053-21kworker/u8:1+events_unbound08:15:190
722753992621,3cyclictest252-21systemd-journal11:54:060
722753992521,3cyclictest800915-21kworker/u8:4+flush-259:008:35:250
722763992419,3cyclictest774727-21latency_hist08:00:003
722759992417,5cyclictest252-21systemd-journal12:05:002
722756992418,4cyclictest878731-21cp09:40:011
722753992420,3cyclictest707461-21kworker/u8:0+events_unbound08:52:090
722753992419,3cyclictest252-21systemd-journal12:09:070
722763992318,4cyclictest987516-21apt-get11:25:113
722759992320,2cyclictest507-21in:imuxsock08:35:002
722759992317,5cyclictest764592-21cat07:50:012
722756992319,3cyclictest774992-21apt-get08:00:121
722753992319,3cyclictest987264-21kworker/u8:3+flush-259:011:45:220
722753992319,3cyclictest894681-21kworker/u8:4+events_unbound10:05:170
722753992314,6cyclictest779865-21latency_hist08:05:000
722763992219,2cyclictest509-21rs:main3
722763992218,3cyclictest879164-21base6409:40:013
722759992219,2cyclictest707461-21kworker/u8:0+flush-259:008:15:132
722759992217,4cyclictest1008050-21cat11:44:592
722759992215,5cyclictest1013392-21latency_hist11:50:002
722756992216,4cyclictest826897-21apt-get08:50:121
722753992219,2cyclictest951366-21kworker/u8:3+flush-259:011:15:240
722753992219,2cyclictest930809-21kworker/u8:0+events_unbound11:25:150
722753992219,2cyclictest707461-21kworker/u8:0+flush-259:008:55:150
722753992218,3cyclictest1013237-21kworker/u8:1+flush-259:012:00:150
722753992218,3cyclictest1013237-21kworker/u8:1+events_unbound11:55:240
722753992214,5cyclictest915043-21latency_hist10:15:010
722753992214,5cyclictest915043-21latency_hist10:15:010
722759992113,5cyclictest800896-21latency_hist08:25:002
722756992117,3cyclictest800915-21kworker/u8:4+flush-259:008:35:251
722756992115,4cyclictest971008-21ntpq11:05:221
722753992118,2cyclictest951366-21kworker/u8:3+flush-259:011:00:210
722753992117,3cyclictest920466-21kworker/u8:2+events_unbound10:20:150
722753992117,3cyclictest826654-21kworker/u8:2+events_unbound09:03:070
722753992115,4cyclictest945039-21ntpq10:40:190
722763992016,3cyclictest664053-21kworker/u8:1+flush-259:007:30:143
722763992015,3cyclictest252-21systemd-journal07:20:003
722759992015,3cyclictest951383-21/usr/sbin/munin10:50:152
722759992014,4cyclictest930809-21kworker/u8:0+flush-259:010:35:162
722756992016,3cyclictest946223-21apt-get10:45:111
722756992015,3cyclictest743610-21apt-get07:30:091
722753992016,3cyclictest930809-21kworker/u8:0+flush-259:011:20:210
722753992016,3cyclictest925368-21kworker/u8:4+flush-259:010:25:210
722753992016,3cyclictest836929-21kworker/u8:3+flush-259:009:20:160
722753992016,3cyclictest779887-21kworker/u8:3+flush-259:008:05:240
722753992016,3cyclictest717609-21kworker/u8:3+flush-259:007:25:000
722753992016,3cyclictest1023479-21kworker/u8:0+flush-259:012:10:260
722753992014,4cyclictest763077-21ntpq07:45:200
722763991913,4cyclictest1024037-21/usr/sbin/munin12:00:143
72275999192,11cyclictest976946-21basename11:15:012
722759991916,2cyclictest991652-21runrttasks11:25:232
722759991915,3cyclictest997771-21kworker/u8:2+flush-259:011:50:212
722759991915,3cyclictest1034354-21kworker/u8:3+flush-259:012:15:122
722759991915,2cyclictest951366-21kworker/u8:3+flush-259:011:05:242
722759991912,5cyclictest934823-21ntpq10:30:202
722756991916,2cyclictest930809-21kworker/u8:0+flush-259:011:40:151
722756991915,3cyclictest976927-21sh11:15:001
722756991915,3cyclictest925368-21kworker/u8:4+flush-259:011:05:001
722753991916,2cyclictest836929-21kworker/u8:3+events_unbound09:10:130
722753991916,2cyclictest798294-21kthreadcore08:20:160
722753991916,2cyclictest1065171-21systemd-run12:40:000
722753991915,3cyclictest930809-21kworker/u8:0+flush-259:011:10:170
722753991915,3cyclictest836929-21kworker/u8:3+flush-259:009:25:200
722753991915,3cyclictest826654-21kworker/u8:2+events_unbound09:15:110
722753991915,3cyclictest707461-21kworker/u8:0+events_unbound08:27:090
722753991913,4cyclictest930809-21kworker/u8:0+flush-259:011:05:160
722753991912,5cyclictest1048766-21ntpq12:20:200
722763991814,3cyclictest707461-21kworker/u8:0+flush-259:008:51:383
722759991811,5cyclictest826625-21latency_hist08:50:012
722756991815,2cyclictest763990-21apt-get07:50:011
722756991814,3cyclictest862706-21kworker/u8:2+flush-259:009:45:151
722756991814,3cyclictest707461-21kworker/u8:0+flush-259:008:40:271
722756991814,3cyclictest664053-21kworker/u8:1+flush-259:007:10:291
722756991814,2cyclictest796397-21irqcore08:20:151
722756991812,4cyclictest924471-21ntpq10:20:211
722756991812,4cyclictest1039327-21latency_hist12:15:011
722753991815,2cyclictest930809-21kworker/u8:0+events_unbound11:35:190
722753991814,3cyclictest664053-21kworker/u8:1+events_unbound07:14:080
722753991810,3cyclictest664053-21kworker/u8:1+events_unbound08:40:180
722763991712,3cyclictest915033-21cron10:15:003
722763991712,3cyclictest915033-21cron10:14:593
722763991711,4cyclictest976583-21kworker/u8:2+flush-259:011:15:153
722759991714,2cyclictest0-21swapper/208:55:002
722759991713,3cyclictest987264-21kworker/u8:3+flush-259:011:35:242
722756991714,2cyclictest953720-21kthreadcore10:50:181
722756991714,2cyclictest664053-21kworker/u8:1+flush-259:008:30:241
722756991714,2cyclictest1034354-21kworker/u8:3+flush-259:012:15:141
722756991713,3cyclictest930809-21kworker/u8:0+flush-259:010:30:141
722756991713,3cyclictest707461-21kworker/u8:0+flush-259:008:45:241
722756991710,5cyclictest919320-21ntpq10:15:191
722753991714,2cyclictest889314-21kworker/u8:1+events_unbound10:39:080
722753991714,2cyclictest664053-21kworker/u8:1+flush-259:007:30:210
722753991714,2cyclictest60350irq/132-enp0s29f1:rx-011:30:160
722753991713,3cyclictest836929-21kworker/u8:3+flush-259:010:00:160
722753991713,3cyclictest707461-21kworker/u8:0+events_unbound07:53:080
722753991712,3cyclictest1034354-21kworker/u8:3+flush-259:012:15:100
722753991711,4cyclictest252-21systemd-journal09:10:010
722763991613,2cyclictest0-21swapper/311:45:003
722763991611,3cyclictest509-21rs:main3
722759991612,3cyclictest707461-21kworker/u8:0+events_unbound08:25:232
722759991612,3cyclictest1023479-21kworker/u8:0+flush-259:012:30:252
722756991613,2cyclictest862706-21kworker/u8:2+flush-259:009:34:591
722756991611,4cyclictest982377-21apt-get11:20:111
722753991614,1cyclictest60350irq/132-enp0s29f1:rx-010:55:230
722753991614,1cyclictest60350irq/132-enp0s29f1:rx-009:30:240
722753991613,2cyclictest707461-21kworker/u8:0+flush-259:010:15:180
722753991613,2cyclictest1034354-21kworker/u8:3+events_unbound12:25:140
722753991612,3cyclictest925368-21kworker/u8:4+events_unbound10:34:080
722753991612,3cyclictest707461-21kworker/u8:0+events_unbound08:14:350
722753991612,2cyclictest0-21swapper/011:45:000
722763991513,1cyclictest0-21swapper/308:10:003
722763991512,2cyclictest920238-21latency_hist10:20:003
722763991511,2cyclictest930809-21kworker/u8:0+flush-259:010:50:243
722763991510,4cyclictest733332-21apt-get07:20:093
722759991512,2cyclictest764004-21idleruntime-cro07:50:002
722759991511,3cyclictest1034354-21kworker/u8:3+events_unbound12:10:242
722759991510,3cyclictest977187-21/usr/sbin/munin11:15:132
722759991510,3cyclictest0-21swapper/209:45:002
722756991511,3cyclictest930809-21kworker/u8:0+flush-259:010:35:261
722756991511,3cyclictest1023479-21kworker/u8:0+flush-259:012:30:001
722756991511,3cyclictest1023479-21kworker/u8:0+events_unbound12:00:221
722753991513,1cyclictest60350irq/132-enp0s29f1:rx-009:35:210
722753991511,3cyclictest707461-21kworker/u8:0+flush-259:009:55:230
722753991511,3cyclictest1034354-21kworker/u8:3+events_unbound12:34:570
72276399148,4cyclictest509-21rs:main3
72276399148,4cyclictest252-21systemd-journal11:10:013
722763991412,1cyclictest1039562-21/usr/sbin/munin12:15:153
722763991411,2cyclictest826625-21sh08:50:013
72275999148,5cyclictest868289-21cat09:30:012
722759991411,2cyclictest925368-21kworker/u8:4+flush-259:010:26:082
722759991411,2cyclictest895142-21tr09:55:162
722759991411,2cyclictest0-21swapper/208:10:002
722759991410,3cyclictest957000-21irqcore10:55:162
722759991410,3cyclictest1013626-21kworker/u8:4+flush-259:011:55:162
72275699148,4cyclictest758857-21latency_hist07:45:001
722756991410,3cyclictest707461-21kworker/u8:0+flush-259:008:10:251
722753991412,1cyclictest60350irq/132-enp0s29f1:rx-010:50:200
722753991412,1cyclictest60350irq/132-enp0s29f1:rx-007:59:020
72276399139,3cyclictest920466-21kworker/u8:2+flush-259:010:21:383
72276399139,3cyclictest889314-21kworker/u8:1+flush-259:010:00:003
72276399139,3cyclictest252-21systemd-journal10:32:083
722763991310,2cyclictest894021-21unixbench_singl09:50:243
72275999139,3cyclictest743831-21fschecks_time07:30:122
72275999139,3cyclictest707461-21kworker/u8:0+flush-259:007:25:242
72275999139,2cyclictest0-21swapper/210:00:232
722759991310,2cyclictest836929-21kworker/u8:3+events_unbound09:10:242
72275699139,3cyclictest664053-21kworker/u8:1+flush-259:008:15:261
72275699139,3cyclictest1013626-21kworker/u8:4+flush-259:011:50:251
722756991310,2cyclictest707461-21kworker/u8:0+flush-259:009:50:161
72275399139,3cyclictest60350irq/132-enp0s29f1:rx-007:15:200
72276399129,2cyclictest946288-21cpuspeed_turbos10:45:133
72276399129,2cyclictest900020-21cpuspeed_turbos10:00:123
72276399129,2cyclictest873651-21apt-get09:35:113
72276399129,2cyclictest503-21tpm2-abrmd09:05:013
72276399129,2cyclictest1023395-21unixbench_singl11:55:253
72276399129,2cyclictest1013626-21kworker/u8:4+flush-259:011:50:253
72276399128,3cyclictest707461-21kworker/u8:0+flush-259:008:55:263
72276399128,3cyclictest1013626-21kworker/u8:4+flush-259:012:05:243
722763991210,1cyclictest847231-21idleruntime-cro09:10:003
722763991210,1cyclictest1060025-21sh12:35:003
72275999128,3cyclictest862706-21kworker/u8:2+flush-259:009:45:122
72275999128,3cyclictest490-21dbus-daemon09:35:002
72275999127,4cyclictest951366-21kworker/u8:3+events_unbound11:00:172
72275999127,3cyclictest252-21systemd-journal10:17:002
72275999126,4cyclictest842070-21latency_hist09:05:012
72275999120,10cyclictest925345-21awk10:24:592
72275699129,2cyclictest981285-21ntp_offset11:15:211
72275699129,2cyclictest764775-21cpuspeed_turbos07:50:121
72275699129,2cyclictest728409-21fschecks_time07:15:151
72275699126,4cyclictest836903-21latency_hist09:00:021
72275399128,3cyclictest664053-21kworker/u8:1+events_unbound08:30:100
72276399118,2cyclictest0-21swapper/308:40:003
72276399117,3cyclictest925368-21kworker/u8:4+flush-259:010:37:373
72276399117,3cyclictest806290-21/usr/sbin/munin08:30:143
72276399116,3cyclictest867816-21latency_hist09:30:013
72276399116,3cyclictest801123-21sshd08:25:073
72275999119,1cyclictest0-21swapper/210:45:122
72275999118,2cyclictest732246-21ntp_offset07:15:232
72275999118,1cyclictest0-21swapper/209:50:132
72275999117,3cyclictest842507-21fschecks_count09:05:142
72275999111,9cyclictest0-21swapper/211:35:012
72275699119,1cyclictest0-21swapper/112:39:591
72275699119,1cyclictest0-21swapper/108:10:001
72275699118,2cyclictest942119-21kthreadcore10:40:171
72275699118,1cyclictest0-21swapper/109:55:161
72275699117,2cyclictest773888-21ntpq07:55:221
72275699116,3cyclictest743358-21awk07:30:001
72276399108,1cyclictest0-21swapper/312:10:213
72276399108,1cyclictest0-21swapper/308:20:153
72276399107,2cyclictest982598-21fschecks_time11:20:143
72276399107,2cyclictest0-21swapper/310:25:133
72276399106,3cyclictest1064416-21awk12:35:233
72275699107,2cyclictest862706-21kworker/u8:2+flush-259:009:40:111
72275699106,3cyclictest311ktimers/107:35:191
72275699106,2cyclictest847232-21latency_hist09:10:021
72275699104,4cyclictest252-21systemd-journal10:15:001
72275699104,4cyclictest252-21systemd-journal10:14:591
7227639997,1cyclictest0-21swapper/311:05:003
7227639995,3cyclictest491ktimers/310:40:123
7227569997,1cyclictest0-21swapper/111:30:001
7227569997,1cyclictest0-21swapper/107:20:091
7227569996,2cyclictest806049-21sh08:30:011
7227569996,1cyclictest0-21swapper/111:45:131
7227569995,3cyclictest997807-21apt-get11:35:111
7227569995,3cyclictest992908-21cut11:30:131
7227569995,3cyclictest927892-21cut10:25:181
7227569995,3cyclictest1034354-21kworker/u8:3+flush-259:012:20:301
7227569995,2cyclictest867976-21awk09:30:001
7227569990,8cyclictest252-21systemd-journal12:31:081
7227569986,1cyclictest0-21swapper/111:55:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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