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2026-02-06 - 22:06
[ 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 all highest latencies:
System rackeslot4s.osadl.org (updated Fri Feb 06, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3344756995955,3cyclictest3574250-21kworker/u8:1+flush-259:011:55:122
3344753995853,3cyclictest3621370-21kworker/u8:2+events_unbound11:55:221
3344761994644,1cyclictest3643651-21lspci11:55:083
3344761994437,5cyclictest3553310-21latency_hist10:30:013
3344761993936,2cyclictest3417295-21kworker/u8:1+events_unbound08:43:573
3344756993935,3cyclictest3511905-21kworker/u8:2+events_unbound09:55:152
3344751993934,3cyclictest3648186-21scp11:55:230
3344761993837,1cyclictest1293985-21kworker/u8:0+events_unbound07:45:013
3344761993834,3cyclictest3531639-21kworker/u8:0+events_unbound11:29:093
3344756993835,2cyclictest3475817-21kworker/u8:3+flush-259:009:15:212
3344761993734,2cyclictest3417295-21kworker/u8:1+events_unbound08:35:033
3344761993734,2cyclictest3380737-21kworker/u8:3+events_unbound07:54:083
3344756993633,2cyclictest3475817-21kworker/u8:3+flush-259:010:15:152
3344756993633,2cyclictest3475817-21kworker/u8:3+flush-259:010:15:152
3344761993532,2cyclictest3660646-21kworker/u8:2+events_unbound12:25:083
3344761993431,2cyclictest3574250-21kworker/u8:1+events_unbound11:44:263
3344753993431,2cyclictest3658906-21kworker/u8:1+events_unbound12:30:211
3344761993330,2cyclictest3636381-21kworker/u8:3+events_unbound12:10:093
3344761993329,3cyclictest3475817-21kworker/u8:3+events_unbound10:34:093
3344756993330,2cyclictest3660625-21latency_hist12:15:002
3344756993330,2cyclictest3531639-21kworker/u8:0+flush-259:010:40:212
3344761993230,2cyclictest3660646-21kworker/u8:2+events_unbound12:18:083
3344761993229,2cyclictest3450112-21kworker/u8:2+events_unbound08:57:093
3344756993228,3cyclictest3407268-21kworker/u8:2+events_unbound08:10:012
3344751993226,4cyclictest3676037-21latency_hist12:30:000
3344761993128,2cyclictest3459570-21kworker/u8:0+events_unbound09:09:573
3344756993127,3cyclictest3671168-21apt-get12:25:112
3344756993127,3cyclictest3450112-21kworker/u8:2+events_unbound09:10:122
3344753993127,3cyclictest3417784-21kworker/u8:4+flush-259:008:20:181
3344753993124,5cyclictest3642403-21latency_hist11:55:001
3344761993027,2cyclictest3444369-21kworker/u8:3+events_unbound08:49:083
3344756993027,2cyclictest3532735-21kworker/u8:4+flush-259:010:55:002
3344756993027,2cyclictest3444369-21kworker/u8:3+flush-259:008:45:222
3344751993024,4cyclictest3589055-21ntpq11:00:210
3344761992926,2cyclictest3648912-21kworker/u8:0+events_unbound12:05:093
3344761992921,5cyclictest3490031-21ntpq09:25:223
3344753992923,4cyclictest3557589-21ntpq10:30:201
3344761992825,2cyclictest3636381-21kworker/u8:3+events_unbound12:24:573
3344756992825,2cyclictest3595353-21kworker/u8:3+flush-259:011:10:212
3344756992825,2cyclictest3574250-21kworker/u8:1+flush-259:010:55:212
3344756992825,2cyclictest3475817-21kworker/u8:3+flush-259:009:25:152
3344756992825,2cyclictest1293985-21kworker/u8:0+events_unbound08:00:122
3344753992823,4cyclictest3360440-21apt-get07:25:121
3344751992824,3cyclictest3438575-21apt-get08:40:000
3344751992823,4cyclictest3568840-21latency_hist10:45:010
3344761992724,2cyclictest3469906-21kworker/u8:1+events_unbound09:50:083
3344761992722,3cyclictest509-21rs:main3
3344761992721,4cyclictest3558738-21apt-get10:35:133
3344756992724,2cyclictest3605147-21kworker/u8:4+flush-259:011:30:212
3344756992724,2cyclictest3542962-21kworker/u8:2+events_unbound10:25:152
3344756992724,2cyclictest3475817-21kworker/u8:3+events_unbound10:30:132
3344756992723,3cyclictest3589971-21kworker/u8:2+events_unbound11:20:012
3344753992721,4cyclictest252-21systemd-journal11:32:081
3344761992623,3cyclictest1293985-21kworker/u8:0+events_unbound07:20:253
3344756992623,2cyclictest3621370-21kworker/u8:2+flush-259:011:50:182
3344756992623,2cyclictest3450112-21kworker/u8:2+flush-259:008:55:212
3344756992620,4cyclictest3422711-21latency_hist08:25:012
3344753992622,3cyclictest3475817-21kworker/u8:3+flush-259:010:15:441
3344753992622,3cyclictest3475817-21kworker/u8:3+flush-259:010:15:441
3344751992623,2cyclictest3450112-21kworker/u8:2+events_unbound09:05:010
3344751992623,2cyclictest3407268-21kworker/u8:2+events_unbound08:40:120
3344751992622,3cyclictest3450112-21kworker/u8:2+flush-259:008:55:160
3344761992522,2cyclictest3475817-21kworker/u8:3+events_unbound10:14:563
3344761992520,4cyclictest3401717-21latency_hist08:05:013
3344756992521,3cyclictest3658906-21kworker/u8:1+events_unbound12:30:142
3344756992521,3cyclictest3501604-21latency_hist09:40:002
3344756992521,3cyclictest3450112-21kworker/u8:2+events_unbound09:06:092
3344756992520,4cyclictest3511905-21kworker/u8:2+events_unbound10:04:112
3344753992522,2cyclictest3469906-21kworker/u8:1+events_unbound10:05:231
3344753992521,3cyclictest3380737-21kworker/u8:3+flush-259:007:50:131
3344753992520,3cyclictest3480403-21cat09:20:011
3344753992517,6cyclictest3611264-21cp11:25:011
3344751992522,2cyclictest3450112-21kworker/u8:2+flush-259:009:25:000
3344751992521,2cyclictest3574250-21kworker/u8:1+flush-259:011:15:160
3344761992422,2cyclictest3531639-21kworker/u8:0+events_unbound11:30:083
3344761992421,2cyclictest3531639-21kworker/u8:0+events_unbound10:08:093
3344761992421,2cyclictest3469906-21kworker/u8:1+events_unbound09:43:083
3344761992421,2cyclictest3417784-21kworker/u8:4+events_unbound08:24:553
3344756992421,2cyclictest3354731-21kworker/u8:1+flush-259:007:35:002
3344756992420,3cyclictest3450112-21kworker/u8:2+events_unbound09:20:102
3344753992420,2cyclictest3464984-21apt-get09:05:111
3344751992422,2cyclictest3475817-21kworker/u8:3+events_unbound10:20:230
3344751992421,2cyclictest3621370-21kworker/u8:2+events_unbound11:45:210
3344761992318,3cyclictest3412628-21/usr/sbin/munin08:15:123
3344756992320,2cyclictest3475817-21kworker/u8:3+flush-259:010:35:162
3344756992319,3cyclictest3605147-21kworker/u8:4+flush-259:011:25:172
3344756992317,5cyclictest252-21systemd-journal08:30:002
3344753992320,2cyclictest1293985-21kworker/u8:0+flush-259:007:15:151
3344753992319,3cyclictest3531639-21kworker/u8:0+flush-259:011:35:171
3344753992319,3cyclictest3531639-21kworker/u8:0+events_unbound10:45:001
3344753992319,3cyclictest3365590-21apt-get07:30:121
3344751992320,2cyclictest3621370-21kworker/u8:2+events_unbound11:50:230
3344751992318,4cyclictest3659979-21latency_hist12:10:000
3344761992220,2cyclictest3574250-21kworker/u8:1+events_unbound11:03:093
3344761992219,2cyclictest3621370-21kworker/u8:2+events_unbound11:53:093
3344761992215,4cyclictest3475016-21latency_hist09:15:013
3344756992218,3cyclictest3574250-21kworker/u8:1+events_unbound11:40:122
3344756992217,4cyclictest3531639-21kworker/u8:0+flush-259:011:00:182
3344753992219,2cyclictest3621370-21kworker/u8:2+flush-259:011:45:161
3344753992218,3cyclictest3450112-21kworker/u8:2+events_unbound08:55:211
3344751992218,3cyclictest3658906-21kworker/u8:1+events_unbound12:20:210
3344751992218,3cyclictest3450112-21kworker/u8:2+flush-259:009:10:160
3344761992119,2cyclictest1293985-21kworker/u8:0+events_unbound07:10:343
3344761992118,2cyclictest3658906-21kworker/u8:1+events_unbound12:30:083
3344761992117,3cyclictest3475817-21kworker/u8:3+events_unbound10:17:093
3344761992117,3cyclictest3475817-21kworker/u8:3+events_unbound10:17:093
3344756992118,2cyclictest1293985-21kworker/u8:0+events_unbound07:20:102
3344756992117,3cyclictest3574250-21kworker/u8:1+flush-259:011:45:242
3344756992113,3cyclictest3648912-21kworker/u8:0+events_unbound12:05:162
3344753992118,2cyclictest3595353-21kworker/u8:3+events_unbound11:10:141
3344753992117,3cyclictest3450112-21kworker/u8:2+flush-259:009:00:161
3344753992117,3cyclictest3417295-21kworker/u8:1+flush-259:008:35:201
3344753992115,4cyclictest3439240-21/usr/sbin/munin08:40:121
3344753992115,4cyclictest252-21systemd-journal11:20:001
3344751992118,2cyclictest3589971-21kworker/u8:2+flush-259:011:05:250
3344751992118,2cyclictest3407268-21kworker/u8:2+flush-259:008:30:260
3344751992117,3cyclictest3621370-21kworker/u8:2+events_unbound11:40:020
3344751992117,3cyclictest3532735-21kworker/u8:4+flush-259:010:10:150
3344761992018,2cyclictest3648912-21kworker/u8:0+events_unbound12:00:023
3344761992017,2cyclictest3475817-21kworker/u8:3+events_unbound09:16:083
3344761992017,2cyclictest1293985-21kworker/u8:0+events_unbound07:41:083
3344761992017,2cyclictest1293985-21kworker/u8:0+events_unbound07:25:003
3344761992016,3cyclictest3370730-21apt-get07:35:133
3344756992016,3cyclictest3532735-21kworker/u8:4+events_unbound10:24:122
3344756992016,3cyclictest3354731-21kworker/u8:1+events_unbound07:35:092
3344756992014,4cyclictest3686760-21latency_hist12:40:002
3344756992012,3cyclictest3469906-21kworker/u8:1+events_unbound09:50:202
3344753992017,2cyclictest3450112-21kworker/u8:2+flush-259:009:20:111
3344753992017,2cyclictest3380737-21kworker/u8:3+flush-259:008:00:201
3344753992016,3cyclictest3475817-21kworker/u8:3+events_unbound09:25:141
3344753992016,3cyclictest1293985-21kworker/u8:0+flush-259:007:20:221
3344751992017,2cyclictest1293985-21kworker/u8:0+events_unbound07:20:120
3344751992016,3cyclictest3579204-21apt-get10:55:000
3344751992016,3cyclictest3396664-21base6408:00:000
3344761991917,2cyclictest3531639-21kworker/u8:0+events_unbound11:05:203
3344761991916,2cyclictest3491117-21kworker/u8:0+events_unbound09:48:093
3344761991915,3cyclictest3531639-21kworker/u8:0+events_unbound10:55:273
3344761991914,1cyclictest191rcu_preempt11:15:003
3344756991916,2cyclictest3654842-21idleruntime-cro12:05:002
3344756991915,3cyclictest3542962-21kworker/u8:2+events_unbound10:50:012
3344756991915,3cyclictest3532735-21kworker/u8:4+events_unbound10:14:102
3344756991915,3cyclictest3490899-21apt-get09:30:022
3344756991915,3cyclictest3450112-21kworker/u8:2+events_unbound08:53:582
3344751991912,5cyclictest3411483-21ntpq08:10:200
3344761991815,2cyclictest3660646-21kworker/u8:2+events_unbound12:35:543
3344761991815,2cyclictest3491117-21kworker/u8:0+events_unbound09:30:453
3344761991814,3cyclictest3380737-21kworker/u8:3+events_unbound07:59:223
3344761991814,2cyclictest3511905-21kworker/u8:2+events_unbound09:57:103
3344761991814,2cyclictest0-21swapper/310:45:003
3344761991813,3cyclictest3579425-21cat10:55:013
3344756991815,2cyclictest3354731-21kworker/u8:1+events_unbound07:29:092
3344756991814,3cyclictest3531639-21kworker/u8:0+events_unbound11:35:022
3344756991814,3cyclictest3469906-21kworker/u8:1+events_unbound10:05:172
3344756991814,3cyclictest3334431-21kworker/u8:5+events_unbound07:10:252
3344756991814,3cyclictest1293985-21kworker/u8:0+events_unbound07:40:212
3344756991812,4cyclictest3531639-21kworker/u8:0+flush-259:011:10:002
3344753991815,2cyclictest3532735-21kworker/u8:4+flush-259:010:10:211
3344753991815,2cyclictest3532735-21kworker/u8:4+events_unbound10:20:211
3344753991815,2cyclictest3354731-21kworker/u8:1+flush-259:007:40:141
3344753991814,3cyclictest3469906-21kworker/u8:1+events_unbound09:30:211
3344751991815,3cyclictest3531639-21kworker/u8:0+flush-259:010:50:000
3344751991815,2cyclictest3605147-21kworker/u8:4+flush-259:011:25:150
3344751991815,2cyclictest3380737-21kworker/u8:3+events_unbound07:50:170
3344751991815,2cyclictest3354731-21kworker/u8:1+flush-259:007:25:130
3344751991815,2cyclictest1293985-21kworker/u8:0+events_unbound08:15:150
3344751991814,2cyclictest3469906-21kworker/u8:1+flush-259:010:05:210
3344751991813,3cyclictest3511905-21kworker/u8:2+flush-259:010:00:000
3344751991812,2cyclictest3407257-21turbostat08:10:000
3344751991811,5cyclictest3626047-21ntpq11:35:200
3344751991811,5cyclictest3552440-21ntpq10:25:200
334476199174,3cyclictest50-21ksoftirqd/307:20:003
3344761991714,2cyclictest3531639-21kworker/u8:0+events_unbound10:49:573
3344761991714,2cyclictest3444369-21kworker/u8:3+events_unbound08:51:473
3344761991714,2cyclictest3407268-21kworker/u8:2+events_unbound08:32:563
3344761991713,3cyclictest3574250-21kworker/u8:1+events_unbound11:38:093
3344761991713,3cyclictest3450112-21kworker/u8:2+events_unbound09:20:463
3344761991713,3cyclictest3380737-21kworker/u8:3+events_unbound08:05:033
3344756991714,2cyclictest3469906-21kworker/u8:1+flush-259:009:40:202
3344756991713,3cyclictest3417295-21kworker/u8:1+events_unbound08:40:252
3344753991714,3cyclictest3636381-21kworker/u8:3+flush-259:012:20:151
3344753991714,2cyclictest3660646-21kworker/u8:2+flush-259:012:25:131
3344753991714,2cyclictest3579190-21cron10:55:001
3344753991714,2cyclictest1293985-21kworker/u8:0+events_unbound08:15:181
3344751991714,2cyclictest60350irq/132-enp0s29f1:rx-007:14:370
3344751991714,2cyclictest3658906-21kworker/u8:1+flush-259:012:30:190
3344751991714,2cyclictest3469906-21kworker/u8:1+events_unbound09:40:130
3344751991714,2cyclictest3334431-21kworker/u8:5+events_unbound07:15:000
3344751991713,3cyclictest3531639-21kworker/u8:0+flush-259:011:20:250
3344751991713,3cyclictest3475817-21kworker/u8:3+events_unbound10:15:200
3344751991713,3cyclictest3475817-21kworker/u8:3+events_unbound10:15:200
3344751991713,3cyclictest3417295-21kworker/u8:1+flush-259:008:25:170
3344751991713,3cyclictest1293985-21kworker/u8:0+events_unbound07:44:080
334476199161,4cyclictest50-21ksoftirqd/309:35:223
3344761991614,2cyclictest3605147-21kworker/u8:4+events_unbound11:21:273
3344761991614,2cyclictest1293985-21kworker/u8:0+events_unbound07:33:503
3344761991613,2cyclictest3636381-21kworker/u8:3+events_unbound11:47:443
3344761991613,2cyclictest3532735-21kworker/u8:4+events_unbound10:21:233
3344761991613,2cyclictest3511905-21kworker/u8:2+events_unbound10:03:573
3344761991613,2cyclictest3444369-21kworker/u8:3+events_unbound09:00:563
3344761991613,2cyclictest3417784-21kworker/u8:4+events_unbound08:25:583
3344761991613,2cyclictest3380737-21kworker/u8:3+events_unbound08:10:433
3344756991613,2cyclictest3469906-21kworker/u8:1+events_unbound09:45:222
3344756991612,3cyclictest3380737-21kworker/u8:3+events_unbound08:13:082
3344753991613,2cyclictest3660646-21kworker/u8:2+events_unbound12:15:181
3344753991613,2cyclictest3532735-21kworker/u8:4+flush-259:010:45:201
3344753991612,3cyclictest3532735-21kworker/u8:4+events_unbound10:35:181
3344753991612,3cyclictest3380737-21kworker/u8:3+flush-259:008:05:241
3344753991611,3cyclictest3496732-21/usr/sbin/munin09:35:141
3344751991614,1cyclictest60350irq/132-enp0s29f1:rx-009:15:230
3344751991613,2cyclictest60350irq/132-enp0s29f1:rx-008:49:400
3344751991613,2cyclictest60350irq/132-enp0s29f1:rx-008:00:010
3344751991613,2cyclictest3660646-21kworker/u8:2+flush-259:012:35:230
3344751991613,2cyclictest3605147-21kworker/u8:4+flush-259:011:30:250
3344751991613,2cyclictest3469906-21kworker/u8:1+flush-259:010:05:000
3344751991612,3cyclictest3475817-21kworker/u8:3+events_unbound10:35:240
3344751991612,3cyclictest3417784-21kworker/u8:4+flush-259:008:20:250
3344751991611,4cyclictest252-21systemd-journal09:39:540
3344756991512,2cyclictest3354731-21kworker/u8:1+events_unbound07:45:232
3344756991512,2cyclictest1293985-21kworker/u8:0+flush-259:007:55:462
3344753991512,2cyclictest3605147-21kworker/u8:4+flush-259:011:20:231
3344753991512,2cyclictest3469906-21kworker/u8:1+flush-259:009:50:121
3344753991512,2cyclictest3444822-21irqcore08:45:161
3344753991511,3cyclictest3660646-21kworker/u8:2+flush-259:012:35:131
3344753991511,3cyclictest3648912-21kworker/u8:0+flush-259:012:05:171
3344753991511,3cyclictest3469906-21kworker/u8:1+events_unbound09:40:181
3344753991511,3cyclictest1293985-21kworker/u8:0+events_unbound08:10:151
3344751991513,1cyclictest60350irq/132-enp0s29f1:rx-010:59:170
3344751991513,1cyclictest60350irq/132-enp0s29f1:rx-009:50:140
3344751991511,3cyclictest3354731-21kworker/u8:1+events_unbound07:36:110
3344751991510,4cyclictest252-21systemd-journal11:15:000
3344756991411,3cyclictest3660646-21kworker/u8:2+events_unbound12:15:152
3344756991410,3cyclictest3417295-21kworker/u8:1+events_unbound08:39:092
3344753991411,2cyclictest3517705-21irqcore09:55:171
3344753991411,2cyclictest3511905-21kworker/u8:2+flush-259:010:00:241
3344751991412,1cyclictest60350irq/132-enp0s29f1:rx-009:30:200
3344751991412,1cyclictest60350irq/132-enp0s29f1:rx-007:45:580
3344751991411,2cyclictest60350irq/132-enp0s29f1:rx-007:34:460
3344751991411,2cyclictest3475817-21kworker/u8:3+events_unbound09:25:220
3344751991411,2cyclictest3465078-21cpuspeed_turbos09:05:120
3344751991410,3cyclictest3450112-21kworker/u8:2+flush-259:008:50:190
334475699139,3cyclictest3605147-21kworker/u8:4+events_unbound11:22:102
334475699139,3cyclictest3380737-21kworker/u8:3+events_unbound07:53:082
3344756991310,2cyclictest3428804-21fschecks_time08:30:132
334475399139,3cyclictest3574250-21kworker/u8:1+flush-259:011:40:211
334475399139,3cyclictest3531639-21kworker/u8:0+events_unbound11:05:221
3344753991310,2cyclictest3450112-21kworker/u8:2+events_unbound08:50:221
334475199139,3cyclictest3475817-21kworker/u8:3+events_unbound10:32:100
3344751991311,1cyclictest3660624-21sh12:15:000
3344751991310,2cyclictest60350irq/132-enp0s29f1:rx-012:15:120
3344751991310,2cyclictest60350irq/132-enp0s29f1:rx-012:00:260
334476199121,3cyclictest50-21ksoftirqd/307:10:023
334475699128,3cyclictest1293985-21kworker/u8:0+flush-259:008:15:152
334475399128,3cyclictest3574250-21kworker/u8:1+events_unbound10:55:161
334475399127,4cyclictest3648912-21kworker/u8:0+flush-259:012:00:251
334475399126,4cyclictest3474165-21ntpq09:10:211
334475399118,2cyclictest3475817-21kworker/u8:3+flush-259:010:29:391
334475399118,2cyclictest3417295-21kworker/u8:1+flush-259:008:25:191
334475399118,2cyclictest3385398-21unixbench_multi07:45:251
334475399117,3cyclictest3574250-21kworker/u8:1+flush-259:011:00:231
334475399117,3cyclictest3417295-21kworker/u8:1+flush-259:008:30:161
334475399117,3cyclictest3334431-21kworker/u8:5+events_unbound07:10:241
334475399108,1cyclictest2971-21cron12:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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