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2026-01-18 - 20:17
[ 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.

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 Jan 18, 2026 12:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2024021999039,18cyclictest1-21systemd10:40:013
202401799774,63cyclictest2039325-21ssh09:30:022
202400699764,16cyclictest2064455-21latency_hist10:25:020
202402199744,19cyclictest131rcu_preempt09:45:033
202400699733,32cyclictest0-21swapper/007:21:080
202400699721,38cyclictest0-21swapper/010:30:020
2024017997049,16cyclictest30-21ksoftirqd/209:45:032
2024006996837,28cyclictest12-21ksoftirqd/009:10:020
2024006996837,28cyclictest12-21ksoftirqd/009:10:020
2024006996823,6cyclictest0-21swapper/011:49:410
202400699674,34cyclictest0-21swapper/009:45:030
2024006996724,14cyclictest2121114-21sh12:29:590
202400699667,33cyclictest1-21systemd09:30:010
202402199649,44cyclictest2059840-21ssh10:15:023
202402199649,44cyclictest2059840-21ssh10:15:023
2024017996441,21cyclictest30-21ksoftirqd/211:25:022
2024017996441,21cyclictest30-21ksoftirqd/211:25:022
2024006996415,11cyclictest12-21ksoftirqd/009:55:100
2024006996412,17cyclictest2059835-21date10:15:020
2024006996412,17cyclictest2059835-21date10:15:020
2024006996329,3cyclictest0-21swapper/012:05:020
2024006996317,7cyclictest12-21ksoftirqd/010:39:340
202400699622,43cyclictest0-21swapper/012:39:430
2024006996211,19cyclictest2105485-21ssh11:55:170
2024006996150,7cyclictest16950irq/224-800000011:20:000
2024006996148,6cyclictest16950irq/224-800000008:05:000
2024006996148,6cyclictest16950irq/224-800000008:05:000
2024006996043,12cyclictest2030165-21diskmemload10:05:020
2024006996014,9cyclictest12-21ksoftirqd/009:21:350
2024006995925,14cyclictest2093836-21ssh11:30:010
2024006995916,8cyclictest12-21ksoftirqd/010:58:520
2024006995916,38cyclictest3467602-21systemd-journal12:17:000
2024006995910,18cyclictest2121657-21sh12:30:430
2024006995827,15cyclictest2033701-21ssh09:17:470
2024006995827,15cyclictest2033701-21ssh09:17:470
2024006995820,33cyclictest16850irq/134-800000012:25:020
2024006995820,33cyclictest16850irq/134-800000012:25:020
2024006995820,10cyclictest2048359-21unin-run09:50:010
2024006995819,35cyclictest0-21swapper/007:44:340
2024006995811,16cyclictest2103125-21ssh11:50:020
202401799573,10cyclictest30-21ksoftirqd/211:05:012
202400699579,17cyclictest2028170-21cat08:30:010
2024006995715,7cyclictest12-21ksoftirqd/010:32:530
2024006995714,10cyclictest12-21ksoftirqd/011:09:340
2024006995713,7cyclictest12-21ksoftirqd/011:10:540
2024006995713,7cyclictest12-21ksoftirqd/011:10:540
2024017995626,9cyclictest30-21ksoftirqd/209:50:012
2024017995610,9cyclictest131rcu_preempt10:10:002
2024006995632,9cyclictest2090708-21ssh11:22:510
2024006995632,9cyclictest2090708-21ssh11:22:510
202400699562,38cyclictest2094821-21ssh11:31:550
2024006995622,30cyclictest12-21ksoftirqd/009:35:020
2024006995616,9cyclictest12-21ksoftirqd/011:42:130
2024006995612,11cyclictest2029988-21cut09:05:020
2024017995534,17cyclictest275-21dbus-daemon12:25:022
2024017995534,17cyclictest275-21dbus-daemon12:25:012
202401799543,11cyclictest30-21ksoftirqd/208:20:022
202401799543,11cyclictest30-21ksoftirqd/208:20:022
2024006995425,14cyclictest2031323-21ssh09:12:280
2024006995418,10cyclictest0-21swapper/010:52:370
2024006995417,8cyclictest12-21ksoftirqd/010:08:310
2024006995413,11cyclictest1-21systemd07:50:080
202401099531,5cyclictest131rcu_preempt12:10:021
2024006995338,11cyclictest3467602-21systemd-journal09:40:000
2024006995316,7cyclictest2028336-21modprobe08:35:000
2024006995314,9cyclictest12-21ksoftirqd/007:40:010
202401799525,11cyclictest30-21ksoftirqd/210:50:012
202401799525,11cyclictest30-21ksoftirqd/210:50:012
202401799521,18cyclictest0-21swapper/210:59:162
2024006995237,9cyclictest2082558-21latency_hist11:05:020
2024006995215,10cyclictest2113346-21sh12:12:420
2024006995215,10cyclictest2113346-21sh12:12:420
2024021995126,20cyclictest3467602-21systemd-journal11:50:013
2024017995141,6cyclictest30-21ksoftirqd/209:15:022
2024017995134,12cyclictest1-21systemd11:40:022
2024017995121,14cyclictest30-21ksoftirqd/209:40:012
2024006995133,9cyclictest12-21ksoftirqd/011:40:040
202402199507,20cyclictest2073384-21ssh10:45:013
202401799508,6cyclictest131rcu_preempt07:40:012
202401799504,6cyclictest131rcu_preempt12:07:202
2024017995031,14cyclictest275-21dbus-daemon09:25:002
2024017995022,23cyclictest291rcuc/209:55:012
2024006995040,7cyclictest19350irq/34-mmc109:55:010
2024006995031,14cyclictest3467602-21systemd-journal10:45:000
2024006995022,12cyclictest2110853-21ssh12:07:090
2024006995011,34cyclictest0-21swapper/010:45:390
2024006995011,34cyclictest0-21swapper/010:45:390
2024017994916,8cyclictest30-21ksoftirqd/211:15:012
2024017994916,8cyclictest30-21ksoftirqd/211:15:012
2024017994913,6cyclictest131rcu_preempt10:23:522
202401799491,28cyclictest291rcuc/208:40:032
202401799491,18cyclictest0-21swapper/212:15:372
2024010994933,12cyclictest275-21dbus-daemon09:50:011
2024006994929,16cyclictest2060336-21sshd10:16:070
202401799484,29cyclictest291rcuc/208:45:022
2024017994819,11cyclictest30-21ksoftirqd/211:32:472
2024017994813,8cyclictest30-21ksoftirqd/210:53:382
2024010994830,14cyclictest3467602-21systemd-journal11:30:031
2024010994830,13cyclictest275-21dbus-daemon11:05:011
202401099481,3cyclictest131rcu_preempt10:40:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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