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2026-02-03 - 05:15
[ 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 #3, 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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  Eltec
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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 50 highest latencies:
System rack3slot5s.osadl.org (updated Tue Feb 03, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121790ksoftirqd/11549850irq/30-eth0_g0_23:59:250
52492700sleep11549850irq/30-eth0_g0_23:44:171
121650ksoftirqd/11549750irq/29-eth0_g0_21:04:131
115182590sleep01549850irq/30-eth0_g0_21:57:040
121560ksoftirqd/11549850irq/30-eth0_g0_19:08:471
121550ksoftirqd/11549850irq/30-eth0_g0_19:42:291
121550ksoftirqd/11549850irq/30-eth0_g0_00:09:221
139552540chrt1549750irq/29-eth0_g0_22:07:030
121540ksoftirqd/11549850irq/30-eth0_g0_23:55:271
121540ksoftirqd/11549850irq/30-eth0_g0_20:58:380
121530ksoftirqd/11549850irq/30-eth0_g0_21:44:481
128002510chrt1549750irq/29-eth0_g0_22:02:480
121510ksoftirqd/11549850irq/30-eth0_g0_22:39:061
121500ksoftirqd/11549850irq/30-eth0_g0_23:32:141
121500ksoftirqd/11549750irq/29-eth0_g0_22:24:180
121500ksoftirqd/11549750irq/29-eth0_g0_22:24:180
121490ksoftirqd/11549850irq/30-eth0_g0_22:30:391
121490ksoftirqd/11549850irq/30-eth0_g0_00:38:171
1549750480irq/29-eth0_g0_31ksoftirqd/000:04:230
1549750480irq/29-eth0_g0_31ksoftirqd/000:04:230
121480ksoftirqd/11549850irq/30-eth0_g0_22:49:361
1549750470irq/29-eth0_g0_31ksoftirqd/000:34:200
121460ksoftirqd/11549850irq/30-eth0_g0_00:17:231
121460ksoftirqd/11549750irq/29-eth0_g0_23:17:461
121460ksoftirqd/11549750irq/29-eth0_g0_23:17:461
1549750450irq/29-eth0_g0_121ksoftirqd/121:34:151
121450ksoftirqd/11549850irq/30-eth0_g0_22:06:461
121450ksoftirqd/11549850irq/30-eth0_g0_19:34:220
121450ksoftirqd/11549850irq/30-eth0_g0_00:03:151
1549850440irq/30-eth0_g0_31ksoftirqd/022:14:190
152912440chrt1549750irq/29-eth0_g0_22:13:220
121440ksoftirqd/11549850irq/30-eth0_g0_22:01:441
1549850430irq/30-eth0_g0_15495-21kworker/1:023:19:181
1549850430irq/30-eth0_g0_121ksoftirqd/100:04:141
1549850430irq/30-eth0_g0_121ksoftirqd/100:04:141
1549750430irq/29-eth0_g0_31ksoftirqd/000:19:170
121430ksoftirqd/1252299cyclictest21:30:051
121430ksoftirqd/11549850irq/30-eth0_g0_23:34:170
121430ksoftirqd/11549850irq/30-eth0_g0_22:28:581
121430ksoftirqd/11549850irq/30-eth0_g0_22:28:581
121430ksoftirqd/11549850irq/30-eth0_g0_21:27:041
1549850420irq/30-eth0_g0_15495-21kworker/1:023:39:341
1549750420irq/29-eth0_g0_31ksoftirqd/023:44:170
1549750420irq/29-eth0_g0_31ksoftirqd/023:24:240
1549750420irq/29-eth0_g0_31ksoftirqd/023:17:590
1549750420irq/29-eth0_g0_31ksoftirqd/023:17:590
1549750420irq/29-eth0_g0_2428-21proc_pri21:19:210
1549750420irq/29-eth0_g0_13-21kworker/0:121:39:510
1549750420irq/29-eth0_g0_13-21kworker/0:121:19:010
252299411cyclictest3300-21unixbench_singl19:09:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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