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2026-01-27 - 22:27
[ 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 Tue Jan 27, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
605333995751,3cyclictest855669-21kworker/u8:3+events_unbound11:10:230
605333995652,3cyclictest594950-21kworker/u8:2+flush-259:008:10:000
605333995350,2cyclictest876717-21kworker/u8:0+flush-259:011:45:160
605333994946,2cyclictest584354-21kworker/u8:3+events_unbound07:20:200
605333994944,2cyclictest876717-21kworker/u8:0+events_unbound11:50:220
605333994943,4cyclictest509-21rs:main0
605333994844,3cyclictest704156-21kworker/u8:2+flush-259:009:05:240
605333994740,5cyclictest736470-21/usr/sbin/munin09:15:140
605342994542,2cyclictest584354-21kworker/u8:3+events_unbound08:06:242
605333994542,2cyclictest762483-21kworker/u8:4+events_unbound09:45:230
605333994441,2cyclictest855669-21kworker/u8:3+events_unbound12:25:150
605342994339,3cyclictest814692-21kworker/u8:2+events_unbound10:42:232
605333994340,2cyclictest741640-21kworker/u8:2+flush-259:009:25:130
605339994136,3cyclictest662377-21apt-get08:05:121
605333994138,2cyclictest584354-21kworker/u8:3+events_unbound07:35:190
605333994135,3cyclictest677568-21kworker/u8:0+events_unbound08:32:240
605342994038,2cyclictest762483-21kworker/u8:4+events_unbound10:29:592
605342994037,2cyclictest594950-21kworker/u8:2+events_unbound07:46:242
605342994036,3cyclictest252-21systemd-journal09:05:012
605342994036,3cyclictest252-21systemd-journal09:05:002
605342994033,4cyclictest949136-21latency_hist12:40:012
605339994037,2cyclictest876717-21kworker/u8:0+flush-259:011:35:171
605333994036,3cyclictest704156-21kworker/u8:2+events_unbound08:45:150
605342993937,2cyclictest594950-21kworker/u8:2+events_unbound07:58:232
605339993936,2cyclictest75-21kswapd009:08:161
605333993936,2cyclictest855669-21kworker/u8:3+events_unbound12:20:190
605333993936,2cyclictest693442-21kworker/u8:1+events_unbound08:35:250
605342993835,3cyclictest584354-21kworker/u8:3+events_unbound08:04:222
605342993835,2cyclictest741640-21kworker/u8:2+events_unbound09:34:232
605342993834,3cyclictest933721-21kworker/u8:1+events_unbound12:32:222
605339993833,3cyclictest693442-21kworker/u8:1+flush-259:008:35:181
605333993835,2cyclictest762483-21kworker/u8:4+events_unbound10:50:210
605333993835,2cyclictest682752-21kworker/u8:4+events_unbound08:55:190
605342993734,2cyclictest735852-21kworker/u8:1+events_unbound09:24:432
605333993734,2cyclictest704156-21kworker/u8:2+events_unbound09:00:300
605333993734,2cyclictest704156-21kworker/u8:2+events_unbound09:00:290
605342993633,2cyclictest897156-21kworker/u8:2+events_unbound12:26:232
605342993630,4cyclictest615818-21latency_hist07:20:002
605339993630,4cyclictest907500-21latency_hist12:00:011
605333993629,5cyclictest252-21systemd-journal07:55:010
605342993532,2cyclictest855669-21kworker/u8:3+events_unbound11:22:222
605342993531,3cyclictest699231-21/usr/sbin/munin08:40:132
605333993531,3cyclictest778007-21kworker/u8:0+events_unbound10:15:150
605333993531,3cyclictest584354-21kworker/u8:3+events_unbound08:07:240
605345993428,4cyclictest734917-21ntpq09:10:223
605342993431,2cyclictest714549-21kworker/u8:0+events_unbound09:14:242
605342993431,2cyclictest682752-21kworker/u8:4+events_unbound08:55:262
605339993429,3cyclictest682752-21kworker/u8:4+flush-259:008:44:591
605333993428,2cyclictest855669-21kworker/u8:3+events_unbound11:32:210
605342993330,2cyclictest824827-21kworker/u8:0+events_unbound11:15:102
605342993325,6cyclictest252-21systemd-journal07:35:002
605339993327,4cyclictest918496-21/usr/sbin/munin12:10:141
605339993326,5cyclictest708507-21ntpq08:45:231
605333993330,2cyclictest855669-21kworker/u8:3+events_unbound12:15:220
605333993329,3cyclictest814692-21kworker/u8:2+events_unbound10:43:230
605342993230,2cyclictest855669-21kworker/u8:3+events_unbound11:45:022
605339993226,4cyclictest778151-21cp09:55:011
605339993225,4cyclictest788689-21latency_hist10:05:011
605333993229,3cyclictest594950-21kworker/u8:2+events_unbound07:59:240
605333993225,5cyclictest609818-21ntpq07:10:220
605345993125,4cyclictest943120-21ntpq12:30:213
605339993127,3cyclictest762483-21kworker/u8:4+flush-259:010:30:181
605333993128,2cyclictest584354-21kworker/u8:3+events_unbound08:03:250
605342993028,2cyclictest735852-21kworker/u8:1+events_unbound09:51:242
605342993027,2cyclictest835136-21kworker/u8:1+events_unbound10:59:562
605342993027,2cyclictest778007-21kworker/u8:0+events_unbound10:15:032
605339993023,5cyclictest631254-21latency_hist07:35:011
605333993027,2cyclictest881695-21kworker/u8:4+events_unbound11:40:260
605333993027,2cyclictest814692-21kworker/u8:2+flush-259:010:35:200
605333993027,2cyclictest594950-21kworker/u8:2+events_unbound08:15:180
605333993027,2cyclictest594950-21kworker/u8:2+events_unbound07:29:220
605333993026,3cyclictest677796-21apt-get08:20:110
605333993026,3cyclictest594950-21kworker/u8:2+events_unbound07:42:240
605333993025,4cyclictest766741-21ntpq09:40:190
605345992922,4cyclictest778576-21cat09:55:023
605345992918,9cyclictest730273-21https09:08:113
605342992926,2cyclictest584354-21kworker/u8:3+events_unbound07:50:022
605342992924,4cyclictest840267-21latency_hist10:55:002
605339992926,2cyclictest835136-21kworker/u8:1+flush-259:011:00:001
605333992926,2cyclictest778007-21kworker/u8:0+events_unbound10:10:150
605333992925,3cyclictest584354-21kworker/u8:3+flush-259:007:30:180
605333992925,2cyclictest693442-21kworker/u8:1+events_unbound08:40:220
605333992924,2cyclictest824827-21kworker/u8:0+events_unbound11:00:150
605333992923,4cyclictest777967-21latency_hist09:55:010
605342992825,2cyclictest762483-21kworker/u8:4+events_unbound10:25:002
605333992825,2cyclictest876717-21kworker/u8:0+events_unbound11:36:240
605345992719,5cyclictest891967-21latency_hist11:45:013
605342992724,2cyclictest741640-21kworker/u8:2+events_unbound09:39:462
605342992724,2cyclictest704156-21kworker/u8:2+events_unbound09:05:012
605339992723,3cyclictest778007-21kworker/u8:0+events_unbound09:55:131
605339992723,3cyclictest594950-21kworker/u8:2+flush-259:008:00:001
605339992720,5cyclictest676704-21ntpq08:15:211
605345992622,3cyclictest778007-21kworker/u8:0+flush-259:010:05:003
605342992623,2cyclictest762483-21kworker/u8:4+events_unbound09:49:222
605339992622,3cyclictest897156-21kworker/u8:2+flush-259:012:25:001
605339992622,3cyclictest735852-21kworker/u8:1+flush-259:009:35:261
605339992621,3cyclictest584354-21kworker/u8:3+events_unbound08:00:121
605345992520,3cyclictest584354-21kworker/u8:3+flush-259:007:10:173
605345992519,4cyclictest752361-21base6409:30:013
605342992522,2cyclictest762483-21kworker/u8:4+events_unbound09:59:242
605339992521,2cyclictest605785-21apt-get07:10:131
605339992520,4cyclictest876717-21kworker/u8:0+flush-259:012:00:151
605339992520,4cyclictest876717-21kworker/u8:0+events_unbound12:05:171
605333992521,3cyclictest778007-21kworker/u8:0+events_unbound09:58:220
605333992521,3cyclictest762483-21kworker/u8:4+events_unbound10:28:230
605333992520,2cyclictest682752-21kworker/u8:4+events_unbound08:53:230
605345992420,3cyclictest933721-21kworker/u8:1+flush-259:012:35:183
605342992422,2cyclictest677568-21kworker/u8:0+events_unbound08:29:542
605342992422,2cyclictest584354-21kworker/u8:3+events_unbound08:30:012
605342992420,3cyclictest605701-21cat07:10:012
605342992419,4cyclictest252-21systemd-journal11:05:002
605342992419,4cyclictest252-21systemd-journal10:50:002
605339992421,2cyclictest704156-21kworker/u8:2+events_unbound09:00:241
605339992421,2cyclictest704156-21kworker/u8:2+events_unbound09:00:231
605339992420,3cyclictest677568-21kworker/u8:0+flush-259:008:25:201
605339992420,3cyclictest594950-21kworker/u8:2+events_unbound07:15:011
605333992421,3cyclictest735852-21kworker/u8:1+events_unbound09:31:220
605333992420,3cyclictest778007-21kworker/u8:0+events_unbound10:08:230
605345992319,2cyclictest881685-21munin-plugin-st11:35:003
605342992321,2cyclictest855669-21kworker/u8:3+events_unbound12:09:562
605342992321,2cyclictest741640-21kworker/u8:2+events_unbound09:27:272
605342992321,2cyclictest584354-21kworker/u8:3+events_unbound07:44:582
605342992320,2cyclictest897156-21kworker/u8:2+events_unbound12:17:222
605342992320,2cyclictest682752-21kworker/u8:4+flush-259:008:50:012
605342992318,4cyclictest792972-21ntpq10:05:212
605339992318,4cyclictest736495-21apt-get09:15:121
605339992318,3cyclictest509-21rs:main1
605339992316,5cyclictest641797-21/usr/sbin/munin07:45:151
605333992320,2cyclictest933721-21kworker/u8:1+events_unbound12:35:140
605333992320,2cyclictest735852-21kworker/u8:1+events_unbound09:20:030
605333992320,2cyclictest584354-21kworker/u8:3+events_unbound07:15:190
605333992319,3cyclictest876717-21kworker/u8:0+events_unbound12:07:220
605345992217,4cyclictest735852-21kworker/u8:1+flush-259:009:55:013
605342992219,2cyclictest594950-21kworker/u8:2+events_unbound07:39:102
605339992218,3cyclictest762483-21kworker/u8:4+events_unbound09:40:141
605339992218,3cyclictest735852-21kworker/u8:1+flush-259:009:20:211
605339992217,4cyclictest682693-21apt-get08:25:001
605339992216,4cyclictest887046-21/usr/sbin/munin11:40:131
605333992219,2cyclictest778007-21kworker/u8:0+events_unbound10:20:000
605345992116,3cyclictest762483-21kworker/u8:4+flush-259:009:45:213
605345992115,4cyclictest928536-21latency_hist12:20:013
605345992114,4cyclictest651841-21latency_hist07:55:013
605342992119,2cyclictest845509-21kworker/u8:2+events_unbound11:10:072
605342992119,2cyclictest778007-21kworker/u8:0+events_unbound10:10:022
605342992119,2cyclictest584354-21kworker/u8:3+events_unbound08:23:202
605342992118,2cyclictest682752-21kworker/u8:4+events_unbound08:54:572
605342992115,4cyclictest736329-21cat09:15:002
605339992117,3cyclictest824827-21kworker/u8:0+flush-259:011:15:251
605339992117,3cyclictest762483-21kworker/u8:4+events_unbound09:49:471
605339992117,2cyclictest855669-21kworker/u8:3+events_unbound12:15:141
605333992118,2cyclictest871359-21kworker/u8:1+events_unbound11:25:220
605333992118,2cyclictest824827-21kworker/u8:0+events_unbound11:05:070
605333992118,2cyclictest735852-21kworker/u8:1+flush-259:009:35:180
605342992018,2cyclictest594950-21kworker/u8:2+events_unbound07:21:482
605342992017,3cyclictest594950-21kworker/u8:2+events_unbound08:18:452
605342992016,3cyclictest814727-21apt-get10:30:132
605339992016,3cyclictest892201-21kworker/u8:1+flush-259:011:45:251
605339992016,3cyclictest752436-21apt-get09:30:111
605339992015,4cyclictest682752-21kworker/u8:4+events_unbound08:54:361
605339992015,3cyclictest778007-21kworker/u8:0+flush-259:010:25:151
605333992017,2cyclictest824827-21kworker/u8:0+flush-259:010:55:260
605345991913,4cyclictest829955-21latency_hist10:44:593
605342991916,2cyclictest682752-21kworker/u8:4+events_unbound08:36:162
605342991916,2cyclictest594950-21kworker/u8:2+flush-259:008:14:592
605342991915,3cyclictest594950-21kworker/u8:2+events_unbound07:26:292
605339991915,3cyclictest762483-21kworker/u8:4+flush-259:010:50:231
605339991915,3cyclictest714770-21apt-get08:55:121
605339991915,3cyclictest594950-21kworker/u8:2+events_unbound07:35:171
605339991915,3cyclictest584354-21kworker/u8:3+events_unbound07:50:251
605333991916,3cyclictest762483-21kworker/u8:4+flush-259:010:45:040
605333991915,3cyclictest682752-21kworker/u8:4+events_unbound09:13:230
605345991814,3cyclictest824827-21kworker/u8:0+events_unbound11:15:183
605345991812,4cyclictest907961-21gpgv12:00:013
605342991815,2cyclictest876717-21kworker/u8:0+events_unbound12:04:402
605342991815,2cyclictest876717-21kworker/u8:0+events_unbound11:37:112
605342991815,2cyclictest778007-21kworker/u8:0+events_unbound10:03:482
605342991814,3cyclictest509-21rs:main2
605339991815,2cyclictest584354-21kworker/u8:3+flush-259:007:40:231
605339991814,3cyclictest933721-21kworker/u8:1+flush-259:012:40:001
605339991814,3cyclictest594950-21kworker/u8:2+events_unbound07:25:251
605333991814,3cyclictest876717-21kworker/u8:0+events_unbound11:59:570
605345991713,3cyclictest719688-21apt-config09:00:003
605342991714,2cyclictest735852-21kworker/u8:1+events_unbound09:42:122
605339991713,3cyclictest788958-21apt-get10:05:121
605333991714,2cyclictest762483-21kworker/u8:4+events_unbound10:00:220
60534599168,5cyclictest636421-21latency_hist07:40:013
605345991612,3cyclictest656097-21ntp_kernel_pll_07:55:213
605345991611,4cyclictest594950-21kworker/u8:2+flush-259:007:25:173
605342991614,2cyclictest391rcuc/211:40:132
605342991613,2cyclictest876717-21kworker/u8:0+events_unbound11:56:592
605342991613,2cyclictest871359-21kworker/u8:1+events_unbound11:26:352
605342991613,2cyclictest855669-21kworker/u8:3+events_unbound11:34:252
605342991613,2cyclictest855669-21kworker/u8:3+events_unbound11:08:482
605342991612,3cyclictest897156-21kworker/u8:2+events_unbound12:13:152
605339991612,3cyclictest855669-21kworker/u8:3+flush-259:011:10:271
605339991612,3cyclictest814692-21kworker/u8:2+flush-259:010:35:241
605339991612,3cyclictest814692-21kworker/u8:2+events_unbound10:45:211
605339991612,3cyclictest735852-21kworker/u8:1+events_unbound09:25:181
605339991612,3cyclictest605075-21latency_hist07:10:001
605339991611,4cyclictest845509-21kworker/u8:2+events_unbound11:25:021
605339991611,3cyclictest778007-21kworker/u8:0+events_unbound10:15:191
605333991613,2cyclictest933721-21kworker/u8:1+events_unbound12:32:020
605345991512,2cyclictest845509-21kworker/u8:2+flush-259:011:05:003
605345991512,2cyclictest720756-21irqcore09:00:193
605345991512,2cyclictest720756-21irqcore09:00:193
605345991511,3cyclictest830490-21fschecks_time10:45:163
605345991511,2cyclictest798591-21unixbench_singl10:10:253
60534299156,1cyclictest191rcu_preempt12:20:152
605342991512,2cyclictest762483-21kworker/u8:4+events_unbound10:36:292
60533999159,4cyclictest814692-21kworker/u8:2+events_unbound10:40:151
605333991513,1cyclictest60350irq/132-enp0s29f1:rx-010:30:400
60534599148,4cyclictest824779-21latency_hist10:40:013
60534599148,4cyclictest252-21systemd-journal08:34:593
60534599148,4cyclictest252-21systemd-journal08:02:223
60534599146,6cyclictest682846-21cat08:25:013
605345991410,2cyclictest0-21swapper/310:25:193
605339991410,1cyclictest0-21swapper/107:25:001
605333991412,2cyclictest60350irq/132-enp0s29f1:rx-011:20:200
605333991412,1cyclictest60350irq/132-enp0s29f1:rx-007:45:210
605333991411,2cyclictest855669-21kworker/u8:3+events_unbound11:15:330
60534599139,2cyclictest0-21swapper/308:40:003
60534599138,4cyclictest677568-21kworker/u8:0+flush-259:008:25:203
60534599138,3cyclictest584354-21kworker/u8:3+flush-259:007:15:173
60534599131,9cyclictest631254-21latency_hist07:35:013
605345991310,2cyclictest819152-21unixbench_multi10:30:273
605345991310,2cyclictest808873-21unixbench_singl10:20:253
605345991310,2cyclictest0-21swapper/309:24:593
60533999139,3cyclictest584354-21kworker/u8:3+events_unbound08:10:171
60533999138,4cyclictest855669-21kworker/u8:3+flush-259:011:50:141
605339991310,2cyclictest778007-21kworker/u8:0+flush-259:010:20:131
605339991310,2cyclictest0-21swapper/109:15:011
605333991311,1cyclictest60350irq/132-enp0s29f1:rx-012:00:180
60534599129,2cyclictest741640-21kworker/u8:2+flush-259:009:26:273
60534599127,4cyclictest845509-21kworker/u8:2+flush-259:011:40:003
60534599127,3cyclictest897156-21kworker/u8:2+flush-259:012:10:153
60534599127,3cyclictest252-21systemd-journal09:45:013
60534599126,4cyclictest933673-21sh12:25:003
60534599126,4cyclictest913014-21sshd12:04:223
60533999129,3cyclictest933721-21kworker/u8:1+events_unbound12:30:191
60533999129,2cyclictest778007-21kworker/u8:0+events_unbound10:10:221
60533999129,2cyclictest689583-21kthreadcore08:30:181
60533999128,3cyclictest845509-21kworker/u8:2+flush-259:011:20:161
60533999128,3cyclictest824827-21kworker/u8:0+events_unbound11:05:141
60533999125,5cyclictest252-21systemd-journal11:35:001
60534599118,1cyclictest0-21swapper/310:55:213
60534599118,1cyclictest0-21swapper/308:19:593
60534599101,6cyclictest937906-21sshd12:25:213
60534599101,2cyclictest8029012cut10:15:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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