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2026-01-27 - 14:12
[ 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 #1, slot #6

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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  Intel
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 rack1slot6s.osadl.org (updated Tue Jan 27, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
306322950,7sleep00-21swapper/010:07:250
243299953,84cyclictest0-21swapper/009:22:190
243299953,84cyclictest0-21swapper/009:22:190
243299944,83cyclictest0-21swapper/011:52:430
243299943,84cyclictest0-21swapper/009:58:190
243299933,84cyclictest0-21swapper/009:37:290
243299914,80cyclictest0-21swapper/011:07:360
248599900,5rtkit-daemon2484-21rtkit-daemon11:52:321
243299904,77cyclictest0-21swapper/009:00:500
243299904,67cyclictest0-21swapper/010:38:460
243299903,81cyclictest0-21swapper/010:04:380
243299903,81cyclictest0-21swapper/010:04:380
2432998939,43cyclictest2550-21tail11:47:470
243299883,79cyclictest27495-21diskmemload09:22:390
243299883,79cyclictest0-21swapper/009:02:330
243299883,79cyclictest0-21swapper/008:42:490
243299874,76cyclictest21417-21unixbench_multi11:27:460
243299874,76cyclictest0-21swapper/008:48:140
243299874,75cyclictest0-21swapper/011:37:270
243299873,77cyclictest12450-21grep10:27:340
243299873,77cyclictest0-21swapper/011:02:460
243299873,77cyclictest0-21swapper/009:32:440
243299864,75cyclictest0-21swapper/010:16:560
243299864,73cyclictest0-21swapper/011:22:260
243299864,73cyclictest0-21swapper/011:22:260
243299863,77cyclictest0-21swapper/008:57:190
243299863,76cyclictest24846-21yum-updatesd-he09:08:470
243299863,75cyclictest0-21swapper/007:12:400
243299863,75cyclictest0-21swapper/007:12:400
243299863,61cyclictest0-21swapper/010:42:190
243299863,61cyclictest0-21swapper/010:42:190
243299854,74cyclictest0-21swapper/008:27:410
243299854,73cyclictest0-21swapper/010:52:280
243299853,75cyclictest0-21swapper/010:34:040
243299843,75cyclictest0-21swapper/011:14:300
243299843,75cyclictest0-21swapper/010:24:390
243299843,74cyclictest0-21swapper/011:43:320
243299843,74cyclictest0-21swapper/010:17:240
243299843,73cyclictest0-21swapper/010:58:080
243299843,40cyclictest0-21swapper/009:27:510
243299834,71cyclictest0-21swapper/011:17:290
243299834,71cyclictest0-21swapper/009:52:370
243299834,71cyclictest0-21swapper/009:13:080
243299833,74cyclictest0-21swapper/006:28:470
243299833,73cyclictest2710-21ntpdc07:32:470
243299824,70cyclictest0-21swapper/007:02:360
243299823,73cyclictest0-21swapper/009:48:430
243299823,71cyclictest0-21swapper/008:32:480
243299823,63cyclictest25119-21chrt11:33:440
243299823,59cyclictest4004-21timerandwakeup08:37:550
243299823,59cyclictest4004-21timerandwakeup08:37:550
243299814,70cyclictest0-21swapper/007:17:530
243299814,59cyclictest0-21swapper/007:37:340
243299813,72cyclictest0-21swapper/009:47:120
243299813,69cyclictest0-21swapper/010:47:250
243299813,62cyclictest0-21swapper/007:52:550
243299803,70cyclictest1287-21snmpd08:12:380
243299783,67cyclictest7239-21sshd07:42:440
243299774,65cyclictest0-21swapper/006:52:360
243299773,57cyclictest0-21swapper/007:57:520
243299773,57cyclictest0-21swapper/007:57:520
248599760,7rtkit-daemon26-21rcuc/208:47:312
2436997631,22cyclictest0-21swapper/208:47:202
243299763,66cyclictest1049-21latency_hist07:32:240
2432997621,49cyclictest1419-21runrttasks07:00:590
243299754,64cyclictest0-21swapper/008:22:410
243299753,66cyclictest0-21swapper/008:08:390
243299753,65cyclictest24372-21awk08:17:530
243299753,56cyclictest0-21swapper/006:47:540
243299745,62cyclictest0-21swapper/006:37:510
243299744,64cyclictest0-21swapper/007:12:230
243299743,64cyclictest16468-21fschecks_time08:02:400
243299724,55cyclictest0-21swapper/006:32:370
243299724,55cyclictest0-21swapper/006:32:370
243299723,56cyclictest0-21swapper/007:47:490
243699715,58cyclictest0-21swapper/210:14:572
2436997120,31cyclictest20115-21grep10:37:472
243299714,57cyclictest0-21swapper/006:27:250
243799705,13cyclictest0-21swapper/309:47:173
2436997016,46cyclictest5909-21grep11:52:472
243299703,44cyclictest121850irq/46-eth007:22:410
248599690,7rtkit-daemon0-21swapper/208:32:322
243299693,60cyclictest0-21swapper/006:43:020
2437996823,10cyclictest31923-21fschecks_time08:32:393
2436996815,44cyclictest1243-21lldpd09:13:032
248599660,6rtkit-daemon7486-21ntp_kernel_pll_07:42:492
2436996512,32cyclictest7964-21ssh10:21:372
248599640,6rtkit-daemon4726-21hddtemp_smartct07:37:422
248599640,6rtkit-daemon0-21swapper/208:00:562
248599640,6rtkit-daemon0-21swapper/208:00:562
248599640,6rtkit-daemon0-21swapper/207:22:503
248599640,5rtkit-daemon23657-21yum-updatesd-he07:09:052
248599640,5rtkit-daemon21807-21nfs_client08:12:482
2436996413,32cyclictest26136-21if_err_eth010:47:342
243799624,12cyclictest0-21swapper/310:57:443
243699624,40cyclictest0-21swapper/210:54:122
2436996223,10cyclictest1419-21runrttasks09:01:502
2436996213,39cyclictest0-21swapper/210:42:312
2436996213,39cyclictest0-21swapper/210:42:312
2435996240,15cyclictest0-21swapper/109:27:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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