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2026-02-01 - 05:19
[ 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 Sun Feb 01, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4865992822,5cyclictest31299-21diskmemload00:07:040
486599280,22cyclictest31299-21diskmemload00:13:320
4865992723,4cyclictest31299-21diskmemload22:39:200
4877992621,1cyclictest0-21swapper/321:16:583
4877992619,1cyclictest0-21swapper/300:38:343
487799260,25cyclictest5801-21rm21:47:053
4865992624,1cyclictest5170-21acpi23:48:280
4865992621,1cyclictest0-21swapper/022:44:300
4865992620,1cyclictest15402-21ssh21:55:400
486599260,22cyclictest0-21swapper/000:34:410
4877992524,1cyclictest5187-21acpi23:48:283
4877992522,2cyclictest22824-21ssh00:05:153
4877992520,1cyclictest16214-21sh23:58:393
487799251,1cyclictest1539-21/usr/sbin/munin23:13:373
487799250,24cyclictest27515-21ssh23:08:263
487799250,24cyclictest0-21swapper/323:30:493
487799250,20cyclictest0-21swapper/321:24:273
487299250,24cyclictest13879-21ssh00:28:292
487299250,1cyclictest0-21swapper/221:58:412
487299250,1cyclictest0-21swapper/221:39:582
487099250,24cyclictest31299-21diskmemload21:24:211
487099250,24cyclictest25079-21perf23:05:011
487099250,24cyclictest16657-21apt-get00:30:021
487099250,24cyclictest0-21swapper/100:35:581
4865992522,3cyclictest62550irq/127-eno100:04:100
4865992521,0cyclictest31299-21diskmemload21:46:510
4865992520,1cyclictest6050-21ssh21:16:440
4865992520,0cyclictest24681-21ssh23:35:030
486599250,2cyclictest20291-21ssh21:29:270
486599250,25cyclictest0-21swapper/023:59:120
486599250,24cyclictest30197-21kworker/u8:222:16:080
486599250,21cyclictest3962-21ssh23:15:470
486599250,21cyclictest31299-21diskmemload22:57:500
486599250,21cyclictest31299-21diskmemload21:51:470
486599250,21cyclictest13669-21ssh22:53:530
486599250,21cyclictest0-21swapper/021:13:300
486599250,0cyclictest0-21swapper/023:32:100
4877992422,2cyclictest0-21swapper/322:39:203
487799240,24cyclictest31299-21diskmemload21:33:203
487799240,24cyclictest0-21swapper/323:28:333
487799240,24cyclictest0-21swapper/321:53:573
487799240,0cyclictest0-21swapper/322:01:173
4872992423,1cyclictest0-21swapper/222:25:352
4872992422,1cyclictest31321-21latency_hist21:10:002
4872992422,1cyclictest0-21swapper/223:37:372
4872992422,1cyclictest0-21swapper/223:11:292
4872992421,2cyclictest6140-21ssh21:16:532
4872992421,2cyclictest27682-21apt-get22:38:292
4872992420,0cyclictest0-21swapper/222:01:292
487299240,23cyclictest1-21systemd00:00:012
487299240,23cyclictest0-21swapper/200:07:532
4870992423,1cyclictest27940-21apt-get22:08:281
4870992422,1cyclictest29021-21perl21:38:301
4870992421,2cyclictest20306-21ssh22:30:261
487099240,24cyclictest31299-21diskmemload21:13:011
487099240,24cyclictest0-21swapper/122:00:431
487099240,23cyclictest31299-21diskmemload23:32:211
487099240,23cyclictest13146-21ssh00:27:281
487099240,23cyclictest12436-21rm23:55:381
487099240,1cyclictest0-21swapper/100:05:441
487099240,0cyclictest0-21swapper/122:44:451
487099240,0cyclictest0-21swapper/122:22:171
4865992424,0cyclictest31299-21diskmemload23:28:330
4865992421,2cyclictest0-21swapper/023:24:210
4865992421,0cyclictest31299-21diskmemload22:22:250
486599240,24cyclictest31299-21diskmemload23:50:100
486599240,24cyclictest31299-21diskmemload22:07:530
486599240,24cyclictest31299-21diskmemload00:29:460
486599240,24cyclictest0-21swapper/021:33:200
486599240,23cyclictest31745-21sh21:40:210
486599240,23cyclictest31299-21diskmemload22:46:040
486599240,0cyclictest0-21swapper/023:04:400
486599240,0cyclictest0-21swapper/021:24:270
4877992323,0cyclictest0-21swapper/322:19:103
4877992323,0cyclictest0-21swapper/300:25:453
4877992322,0cyclictest0-21swapper/300:20:193
4877992321,1cyclictest19239-21cron20:45:013
4877992320,2cyclictest31299-21diskmemload22:50:053
4877992320,0cyclictest0-21swapper/322:22:153
487799230,23cyclictest31299-21diskmemload21:29:183
487799230,23cyclictest0-21swapper/300:02:253
487799230,22cyclictest20799-21ssh22:31:093
487799230,22cyclictest0-21swapper/323:40:243
487799230,22cyclictest0-21swapper/322:28:303
487799230,1cyclictest31299-21diskmemload00:12:273
487799230,0cyclictest0-21swapper/323:50:103
487799230,0cyclictest0-21swapper/323:04:403
487799230,0cyclictest0-21swapper/322:46:043
487799230,0cyclictest0-21swapper/322:07:533
487799230,0cyclictest0-21swapper/321:14:073
487799230,0cyclictest0-21swapper/300:18:103
4872992323,0cyclictest0-21swapper/223:04:552
4872992323,0cyclictest0-21swapper/200:35:072
4872992322,1cyclictest19447-21apt-get00:33:302
4872992321,1cyclictest0-21swapper/221:50:142
4872992321,0cyclictest0-21swapper/222:56:092
487299231,21cyclictest12188-21apt-get20:33:282
487299230,2cyclictest10778-21ssh23:53:232
487299230,23cyclictest31299-21diskmemload23:30:432
487299230,23cyclictest0-21swapper/223:41:382
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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