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2026-02-01 - 13:54
[ 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 #3

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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3s.osadl.org (updated Sun Feb 01, 2026 00:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2016872991026,80cyclictest2109093-21ssh00:20:032
2016862999127,14cyclictest2053392-21ssh22:16:500
2016862998657,25cyclictest2016869-21latency_hist19:10:010
2016872998431,23cyclictest2099674-21sh23:59:332
201687299842,45cyclictest2093711-21sh23:45:502
201687299792,47cyclictest2025240-21sh21:14:402
201687099793,4cyclictest131rcu_preempt21:15:021
201687299781,41cyclictest2105347-21rm00:11:592
201686299781,59cyclictest2110588-21ssh00:23:460
201687299771,39cyclictest2084858-21ssh23:26:202
2016862997748,25cyclictest16950irq/224-800000023:38:240
2016862997728,43cyclictest2033658-21ssh21:33:160
2016862997724,13cyclictest2091622-21ssh23:41:190
2016862997718,13cyclictest2084990-21ssh23:26:400
2016862997624,17cyclictest2075062-21munin-run23:05:010
201687299751,40cyclictest2074826-21ssh23:04:292
201686299752,6cyclictest2066047-21munin-run22:45:000
2016862997516,12cyclictest2099139-21ssh23:58:170
201686299741,4cyclictest0-21swapper/023:23:270
2016862997327,11cyclictest2057406-21ssh22:25:250
2016862997325,14cyclictest2043054-21ssh21:54:020
2016862997316,13cyclictest2049741-21ssh22:08:490
2016862997316,13cyclictest2049741-21ssh22:08:490
2016862997130,36cyclictest16950irq/224-800000021:14:150
2016862997127,13cyclictest2063662-21ssh22:39:500
2016862997119,13cyclictest2117053-21ssh00:38:070
2016862997114,13cyclictest2106582-21ssh00:14:580
201686299711,29cyclictest0-21swapper/023:52:080
201686299711,29cyclictest0-21swapper/023:52:070
2016872997030,36cyclictest2062437-21sh22:36:552
2016862997023,42cyclictest2071532-21ssh22:56:550
201686299701,41cyclictest2107865-21ssh00:17:400
201687299691,64cyclictest2080335-21ssh23:16:232
2016862996932,33cyclictest2021251-21modprobe20:35:010
2016862996932,33cyclictest2021251-21modprobe20:35:000
2016862996928,13cyclictest2087923-21ssh23:33:190
2016862996925,10cyclictest2070524-21ssh22:55:010
2016862996921,13cyclictest2040521-21ssh21:48:230
201687299682,51cyclictest36450snmpd22:50:472
201687299681,63cyclictest2057995-21ssh22:27:002
201687299681,63cyclictest2025770-21ssh21:15:242
201687299681,62cyclictest2114444-21ssh00:32:202
2016872996813,52cyclictest2053803-21ssh22:17:482
201686299682,5cyclictest2113291-21sh00:29:530
201686299682,5cyclictest2113291-21sh00:29:530
201687299671,62cyclictest2066751-21ssh22:46:112
201687299671,61cyclictest2111743-21ssh00:26:012
201687299671,61cyclictest2111743-21ssh00:26:002
201687299671,61cyclictest2033035-21ssh21:31:332
201687299671,60cyclictest48-21kcompactd022:30:092
2016862996720,13cyclictest275-21dbus-daemon19:40:000
201687299663,57cyclictest2020193-21cron20:15:002
201687299661,62cyclictest2047595-21ssh22:04:022
201687299661,61cyclictest2107500-21ssh00:16:502
201687299661,61cyclictest2101414-21ssh00:03:182
201687299661,61cyclictest2092790-21ssh23:44:102
201687299661,61cyclictest2083351-21ssh23:23:072
201687299661,61cyclictest2075714-21ssh23:06:042
201687299661,61cyclictest2070759-21ssh22:55:052
201687299661,61cyclictest2051761-21ssh22:13:152
201687299661,61cyclictest2045649-21ssh21:59:592
201687299661,61cyclictest2037547-21ssh21:41:302
201687299661,61cyclictest2034880-21ssh21:35:362
201687299661,61cyclictest2028218-21ssh21:20:462
201687299661,60cyclictest2087850-21ssh23:33:082
2016862996637,26cyclictest16950irq/224-800000021:41:450
2016862996629,33cyclictest2044775-21sh21:57:410
201686299661,39cyclictest2104259-21rm00:09:460
2016862996613,43cyclictest16950irq/224-800000022:25:020
201687299652,58cyclictest2022830-21munin-run21:05:012
201687299651,60cyclictest2102708-21ssh00:06:022
201687299651,60cyclictest2095913-21ssh23:50:452
201687299651,60cyclictest2095913-21ssh23:50:442
201687299651,60cyclictest2089384-21ssh23:36:272
201687299651,60cyclictest2078362-21ssh23:12:072
201687299651,60cyclictest2078362-21ssh23:12:072
201687299651,60cyclictest2055786-21ssh22:22:072
201687299651,60cyclictest2039571-21ssh21:45:562
201687299651,60cyclictest2031858-21ssh21:29:162
201687299651,59cyclictest2048280-21ssh22:05:222
201687299651,59cyclictest2048280-21ssh22:05:222
201687299651,59cyclictest2041464-21ssh21:50:072
2016862996525,3cyclictest16950irq/224-800000000:03:440
2016862996523,13cyclictest2035767-21rm21:37:510
201687699643,48cyclictest2093380-21sh23:45:033
201687299642,57cyclictest2063974-21ssh22:40:032
201687299641,59cyclictest2116108-21ssh00:35:452
201687299641,59cyclictest2018897-21sshd19:47:152
201687299641,59cyclictest2018897-21sshd19:47:142
201686299642,58cyclictest2075480-21ssh23:05:300
201686299642,4cyclictest0-21swapper/022:35:020
2016862996415,13cyclictest2093926-21ssh23:46:300
201687299631,57cyclictest2022511-21sshd20:57:142
2016862996327,5cyclictest2081245-21sh23:18:310
2016862996322,6cyclictest2017345-21cron19:20:010
2016862996320,10cyclictest16950irq/224-800000021:25:010
2016862996314,13cyclictest275-21dbus-daemon19:35:000
201687299621,57cyclictest2023037-21sshd21:06:142
2016862996225,7cyclictest12-21ksoftirqd/022:03:460
2016862996221,13cyclictest12-21ksoftirqd/000:30:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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