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2026-02-15 - 20:05
[ 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 #c, slot #7

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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackcslot7s.osadl.org (updated Sun Feb 15, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
360677099509502,4cyclictest3659641-21turbostat09:44:552
360677699474454,17cyclictest3712193-21turbostat12:10:003
360677699464456,5cyclictest3710467-21turbostat12:05:003
360677699464442,19cyclictest3608438-21turbostat07:19:553
360677699463456,4cyclictest3626285-21turbostat08:05:003
360677699463456,4cyclictest3617637-21turbostat07:40:003
360677699462454,5cyclictest3694579-21turbostat11:20:003
360677099462455,4cyclictest3621095-21turbostat07:54:562
360677699461454,4cyclictest3721161-21turbostat12:35:003
360677699461454,4cyclictest3676947-21turbostat10:34:553
360677699460442,15cyclictest3676947-21turbostat10:30:003
360677699458451,4cyclictest3654396-21turbostat09:25:003
360677099458451,4cyclictest3696293-21turbostat11:29:552
360677699456448,5cyclictest3663099-21turbostat09:50:003
360677699454445,6cyclictest3608438-21turbostat07:15:013
360676599454426,25cyclictest3649203-21turbostat09:14:540
360677699453446,4cyclictest3708733-21turbostat12:00:013
360677699453446,4cyclictest3614121-21turbostat07:30:003
360677699453445,5cyclictest3661359-21turbostat09:45:003
360677699453432,18cyclictest3640224-21turbostat08:49:543
360677699445438,4cyclictest3619371-21turbostat07:45:013
360677099445438,4cyclictest3683874-21turbostat10:54:552
360676599443436,4cyclictest3615839-21turbostat07:39:550
360677699441434,4cyclictest3666565-21turbostat10:00:003
360677699438430,5cyclictest3624555-21turbostat07:59:593
360677699437414,20cyclictest3629793-21turbostat08:19:553
360676899436425,8cyclictest3614121-21turbostat07:34:561
360677699435415,17cyclictest3643678-21turbostat08:59:553
360677099433426,4cyclictest3698035-21turbostat11:34:552
360677699431424,4cyclictest3628024-21turbostat08:14:553
360677699430423,4cyclictest3689064-21turbostat11:04:593
360676899430422,5cyclictest3619371-21turbostat07:49:551
360677699429422,4cyclictest3715964-21turbostat12:24:553
360677699429420,6cyclictest3633256-21turbostat08:29:553
360676599429420,6cyclictest3687331-21turbostat11:04:550
360676899428421,4cyclictest3661359-21turbostat09:49:561
360677699427420,4cyclictest3649203-21turbostat09:09:593
360677699427419,5cyclictest3633256-21turbostat08:25:003
360677699427382,29cyclictest3640224-21turbostat08:44:593
360677699426419,4cyclictest3687331-21turbostat11:00:003
360676899426404,19cyclictest3685611-21turbostat10:59:561
360677099425414,8cyclictest3606641-21turbostat07:14:542
360677699424415,6cyclictest3692831-21turbostat11:15:003
360677699424386,15cyclictest3638488-21turbostat08:40:013
360677699420413,4cyclictest3682144-21turbostat10:49:543
360677699420413,4cyclictest3626285-21turbostat08:09:563
360677699417409,5cyclictest3713932-21turbostat12:19:553
360677699413406,4cyclictest3704965-21turbostat11:50:003
360677699412404,5cyclictest3650940-21turbostat09:15:003
360677099412405,4cyclictest3668299-21turbostat10:09:552
360677699410391,16cyclictest3722887-21turbostat12:40:003
360677699404380,20cyclictest3680417-21turbostat10:40:013
360677699403396,4cyclictest3698035-21turbostat11:30:003
360677699402382,17cyclictest3670026-21turbostat10:10:003
360677699401394,4cyclictest3694579-21turbostat11:24:553
360677699401394,4cyclictest3656138-21turbostat09:34:553
360677699400391,5cyclictest3673488-21turbostat10:20:003
360677699400391,5cyclictest3673488-21turbostat10:20:003
360676599398391,4cyclictest3664829-21turbostat09:59:540
360677699392368,21cyclictest3680417-21turbostat10:44:553
360677699390383,4cyclictest3635026-21turbostat08:34:553
360676899387380,4cyclictest3652673-21turbostat09:24:551
360677699381373,5cyclictest3641942-21turbostat08:54:553
360676899378371,4cyclictest3612395-21turbostat07:29:561
360676599377369,5cyclictest3707005-21turbostat11:59:550
360677699376368,5cyclictest3650940-21turbostat09:19:553
360676899367360,4cyclictest3631523-21turbostat08:24:561
360676599367359,5cyclictest3663099-21turbostat09:54:560
360676599367359,5cyclictest3663099-21turbostat09:54:550
360676899363357,3cyclictest3699771-21turbostat11:39:551
360677699360352,5cyclictest3615839-21turbostat07:34:593
360676899358351,4cyclictest3638488-21turbostat08:44:551
360677699357350,4cyclictest3719422-21turbostat12:30:003
360677099356350,3cyclictest3701497-21turbostat11:44:552
360677699355349,4cyclictest3622818-21turbostat07:55:003
360677699355347,5cyclictest3673488-21turbostat10:24:543
360677699354348,3cyclictest3647137-21turbostat09:05:003
360676899354346,5cyclictest3719422-21turbostat12:34:551
360677699353345,5cyclictest3612395-21turbostat07:25:003
360676599352344,5cyclictest3675229-21turbostat10:29:550
360676599348342,3cyclictest3617637-21turbostat07:44:560
360677699345338,4cyclictest3671759-21turbostat10:15:003
360677099339332,4cyclictest3636761-21turbostat08:39:552
360677699337331,3cyclictest3690796-21turbostat11:10:013
360677699335328,4cyclictest3657860-21turbostat09:39:543
360676599333306,24cyclictest3670026-21turbostat10:14:560
360676599331323,5cyclictest3712193-21turbostat12:14:550
360677699329323,3cyclictest3621095-21turbostat07:50:013
360677699328322,3cyclictest3704965-21turbostat11:54:553
360676599326319,4cyclictest3703229-21turbostat11:49:550
360677099324317,4cyclictest3717693-21turbostat12:29:552
360677099323316,4cyclictest3678681-21turbostat10:39:552
360677099319311,5cyclictest3610658-21turbostat07:24:562
360677699314307,4cyclictest3685611-21turbostat10:55:003
360677099314307,4cyclictest3666565-21turbostat10:04:552
360677699311304,4cyclictest3701497-21turbostat11:40:003
360677699264250,10cyclictest3668299-21turbostat10:05:003
360677699238223,11cyclictest3713932-21turbostat12:15:003
360677699230216,10cyclictest3699771-21turbostat11:35:013
360677699207193,10cyclictest3664829-21turbostat09:54:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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