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2026-01-23 - 20:01
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 50 highest latencies:
System rack0slot2.osadl.org (updated Fri Jan 23, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
234964825948,7sleep60-21swapper/607:05:306
234964825948,7sleep60-21swapper/607:05:306
2350057995752,4cyclictest2824177-21latency_hist11:07:097
29695592560,1sleep72969558-21ssh12:04:297
2350047995147,3cyclictest2574051-21kworker/u16:3+events_unbound09:22:354
2350057994641,4cyclictest2820983-21latency_hist11:02:097
2350057994641,4cyclictest2820983-21latency_hist11:02:097
2350051994542,2cyclictest2623300-21kworker/u16:0+flush-8:009:52:105
2350047994441,2cyclictest2779535-21kworker/u16:1+events_unbound10:47:124
2350047994441,2cyclictest2574051-21kworker/u16:3+events_unbound09:17:114
23494622449,30sleep70-21swapper/707:02:517
23494622449,30sleep70-21swapper/707:02:517
2350047994341,2cyclictest2623300-21kworker/u16:0+events_unbound09:52:064
2350047994240,2cyclictest2815406-21kworker/u16:3+events_unbound10:55:154
2350047994139,2cyclictest2885818-21kworker/u16:2+events_unbound12:03:104
2350047994139,2cyclictest2719221-21kworker/u16:4+events_unbound11:13:474
2350047994139,2cyclictest2574051-21kworker/u16:3+events_unbound09:57:574
2350057994039,0cyclictest0-21swapper/712:16:117
2350047994038,2cyclictest2899429-21kworker/u16:0+events_unbound12:09:434
2350047994038,2cyclictest2899429-21kworker/u16:0+events_unbound11:55:154
2350047994038,2cyclictest2885818-21kworker/u16:2+events_unbound12:17:414
2350047994037,2cyclictest2899429-21kworker/u16:0+events_unbound11:42:114
234953424029,8sleep50-21swapper/507:03:535
234953424029,8sleep50-21swapper/507:03:535
2350057993937,1cyclictest2946129-21ssh11:56:157
2350057993937,1cyclictest2668168-21ssh09:38:157
2350057993937,1cyclictest2668168-21ssh09:38:157
2350057993937,1cyclictest0-21swapper/709:14:327
2350047993937,2cyclictest2922200-21kworker/u16:3+events_unbound12:24:434
2350047993937,2cyclictest2815406-21kworker/u16:3+events_unbound11:08:274
2350047993937,2cyclictest2779616-21kworker/u16:5+events_unbound10:26:434
2350047993937,2cyclictest2779535-21kworker/u16:1+events_unbound10:33:304
2350047993937,2cyclictest2692321-21kworker/u16:2+events_unbound09:53:594
2350047993937,2cyclictest2421425-21kworker/u16:1+events_unbound09:14:274
2350057993836,1cyclictest2981568-21ssh12:09:077
2350057993836,1cyclictest0-21swapper/710:44:507
2350057993832,5cyclictest2411581-21latency_hist07:37:107
2350057993832,4cyclictest2645946-21latency_hist09:32:097
2350047993836,2cyclictest2922200-21kworker/u16:3+events_unbound12:14:344
2350047993836,2cyclictest2885818-21kworker/u16:2+events_unbound11:41:544
2350047993836,2cyclictest2885818-21kworker/u16:2+events_unbound11:41:544
2350047993836,2cyclictest2836620-21kworker/u16:0+events_unbound11:23:104
2350047993836,2cyclictest2779535-21kworker/u16:1+events_unbound10:38:234
2350047993836,2cyclictest2719221-21kworker/u16:4+events_unbound11:03:514
2350047993835,2cyclictest2786628-21kworker/u16:2+events_unbound10:43:354
2350057993736,0cyclictest0-21swapper/709:56:597
235005799370,35cyclictest2657253-21sh09:35:357
2350047993735,2cyclictest2922200-21kworker/u16:3+events_unbound11:48:584
2350047993735,2cyclictest2899429-21kworker/u16:0+events_unbound12:01:504
2350047993735,2cyclictest2719221-21kworker/u16:4+events_unbound10:58:274
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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