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2026-01-21 - 05:08
[ 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 #5

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 rackeslot5s.osadl.org (updated Wed Jan 21, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2768599270,26cyclictest0-21swapper/000:24:330
2768899261,24cyclictest16570-21cron21:35:011
2768599260,25cyclictest606-21dbus-daemon23:20:010
2768599260,25cyclictest0-21swapper/020:35:020
2768599260,0cyclictest0-21swapper/019:47:320
2769999250,1cyclictest27409-21cron21:45:013
2768899250,24cyclictest0-21swapper/123:55:221
2768899250,24cyclictest0-21swapper/122:58:351
2768599250,5cyclictest0-21swapper/000:05:010
2768599250,4cyclictest0-21swapper/000:37:340
2768599250,24cyclictest0-21swapper/022:41:330
2768599250,24cyclictest0-21swapper/020:07:310
2768599250,1cyclictest20095-21perf20:00:010
2768599250,0cyclictest0-21swapper/019:12:310
2769999240,23cyclictest313-21systemd-journal22:10:003
27691992420,3cyclictest0-21swapper/221:22:322
27688992423,0cyclictest0-21swapper/100:19:031
2768899240,23cyclictest27183-21apt21:15:001
2768899240,23cyclictest21718-21diskmemload00:08:111
2768899240,23cyclictest15410-21apt-get23:32:321
2768899240,23cyclictest0-21swapper/122:27:331
2768899240,23cyclictest0-21swapper/100:20:291
2768899240,1cyclictest22121-21cron22:10:001
27685992423,1cyclictest0-21swapper/023:44:350
27685992420,3cyclictest0-21swapper/000:06:220
27685992419,4cyclictest7458-21ssh23:24:460
2768599240,23cyclictest21718-21diskmemload00:29:120
2768599240,23cyclictest0-21swapper/023:45:030
2768599240,23cyclictest0-21swapper/022:56:140
2768599240,22cyclictest25701-21rm23:12:300
2768599240,0cyclictest0-21swapper/023:58:050
27699992323,0cyclictest0-21swapper/323:55:223
27699992323,0cyclictest0-21swapper/322:58:353
27699992323,0cyclictest0-21swapper/300:24:333
27699992320,2cyclictest13812-21ssh23:02:103
2769999230,23cyclictest0-21swapper/319:42:323
2769999230,22cyclictest21728-21ls21:10:003
2769999230,22cyclictest16555-21cron21:35:013
2769999230,22cyclictest12939-21apt-get19:47:313
2769999230,0cyclictest21718-21diskmemload23:40:443
2769999230,0cyclictest0-21swapper/300:09:283
27691992323,0cyclictest0-21swapper/223:23:192
27691992319,0cyclictest0-21swapper/200:03:452
2769199230,22cyclictest19220-21ssh23:35:072
27688992323,0cyclictest0-21swapper/123:29:051
27688992323,0cyclictest0-21swapper/123:23:191
2768899230,22cyclictest27290-21munin-run20:15:011
2768899230,22cyclictest21318-21apt-get00:37:341
2768899230,1cyclictest21729-21grep21:10:001
27685992322,1cyclictest0-21swapper/023:52:570
27685992320,2cyclictest18255-21ssh23:05:020
27685992320,2cyclictest18255-21ssh23:05:020
27685992319,3cyclictest0-21swapper/023:38:240
2768599231,21cyclictest62550irq/127-eno100:10:300
2768599230,22cyclictest30923-21ssh00:15:240
2768599230,22cyclictest22333-21perf22:40:010
2768599230,22cyclictest21718-21diskmemload00:31:250
2768599230,22cyclictest14522-21apt20:55:010
27699992222,0cyclictest0-21swapper/322:27:333
27699992221,1cyclictest0-21swapper/323:38:263
27699992221,1cyclictest0-21swapper/320:15:013
27699992220,1cyclictest1758-21ssh23:48:273
27699992220,1cyclictest15798-21ssh00:01:583
27699992220,1cyclictest10981-21apt-get00:27:343
2769999220,21cyclictest25773-21diskmemload00:10:453
2769999220,21cyclictest11135-21munin-run21:30:013
2769999220,21cyclictest0-21swapper/323:32:323
2769999220,0cyclictest0-21swapper/323:27:163
2769999220,0cyclictest0-21swapper/320:37:313
2769999220,0cyclictest0-21swapper/320:22:323
27691992222,0cyclictest13516-21apt-get22:32:332
27691992222,0cyclictest0-21swapper/223:15:372
27691992222,0cyclictest0-21swapper/200:26:032
27691992221,1cyclictest30431-21ssh23:45:312
27691992220,1cyclictest439-21apt-get19:22:312
27691992220,1cyclictest2885-21apt-get19:27:312
27691992220,1cyclictest28-21ksoftirqd/222:40:012
27691992220,1cyclictest24515-21perf00:40:012
27691992220,1cyclictest23686-21ssh00:08:092
27691992220,1cyclictest0-21swapper/223:40:092
27691992220,1cyclictest0-21swapper/220:10:012
2769199220,22cyclictest0-21swapper/223:08:012
2769199220,22cyclictest0-21swapper/223:08:012
2769199220,22cyclictest0-21swapper/200:18:262
2769199220,21cyclictest8596-21ssh22:57:322
2769199220,21cyclictest2617-21apt-get22:22:312
2769199220,21cyclictest25697-21apt-get23:12:302
2769199220,21cyclictest14884-21awk19:50:012
2769199220,21cyclictest11469-21ssh22:30:012
2769199220,21cyclictest10192-21apt-get20:47:332
2769199220,21cyclictest0-21swapper/223:55:132
2769199220,21cyclictest0-21swapper/223:52:332
2769199220,1cyclictest27184-21turbostat21:15:002
27688992222,0cyclictest0-21swapper/123:12:111
27688992222,0cyclictest0-21swapper/123:08:011
27688992222,0cyclictest0-21swapper/123:08:011
27688992222,0cyclictest0-21swapper/119:47:311
27688992221,0cyclictest0-21swapper/100:30:181
27688992220,1cyclictest0-21swapper/100:12:411
2768899220,22cyclictest11142-21perf21:30:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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