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2026-02-06 - 05:44
[ 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 highest latencies:
System rack3slot5s.osadl.org (updated Fri Feb 06, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1211150ksoftirqd/11549850irq/30-eth0_g0_22:06:191
1211050ksoftirqd/11549850irq/30-eth0_g0_22:42:580
75462920sleep01549750irq/29-eth0_g0_21:08:550
121820ksoftirqd/11549850irq/30-eth0_g0_20:09:130
121810ksoftirqd/11549850irq/30-eth0_g0_23:19:090
121650ksoftirqd/1117450irq/72-mmc023:45:031
121640ksoftirqd/11549850irq/30-eth0_g0_23:48:300
121600ksoftirqd/11549850irq/30-eth0_g0_21:53:080
121600ksoftirqd/1117450irq/72-mmc023:54:231
121590ksoftirqd/11549850irq/30-eth0_g0_21:29:191
157572570sleep01549850irq/30-eth0_g0_23:55:240
121570ksoftirqd/11549850irq/30-eth0_g0_21:36:330
121560ksoftirqd/11549850irq/30-eth0_g0_23:04:061
121550ksoftirqd/11549850irq/30-eth0_g0_23:41:170
121550ksoftirqd/11549850irq/30-eth0_g0_00:34:180
1549750530irq/29-eth0_g0_26692-21grep22:24:190
121530ksoftirqd/11549850irq/30-eth0_g0_00:03:290
121520ksoftirqd/11549750irq/29-eth0_g0_21:55:290
121510ksoftirqd/11549850irq/30-eth0_g0_21:17:111
121500ksoftirqd/11549850irq/30-eth0_g0_22:56:411
121500ksoftirqd/11549850irq/30-eth0_g0_19:38:560
1549750490irq/29-eth0_g0_0-21swapper/020:29:180
1549750490irq/29-eth0_g0_0-21swapper/000:04:110
121490ksoftirqd/11549850irq/30-eth0_g0_23:04:060
121490ksoftirqd/11549850irq/30-eth0_g0_00:37:151
121490ksoftirqd/11549750irq/29-eth0_g0_00:31:471
121480ksoftirqd/11549850irq/30-eth0_g0_23:00:501
121480ksoftirqd/11549850irq/30-eth0_g0_00:23:031
121480ksoftirqd/11549850irq/30-eth0_g0_00:10:591
1058399482cyclictest10693-21unixbench_singl23:34:171
1549750470irq/29-eth0_g0_1988-21runrttasks21:14:080
1549750470irq/29-eth0_g0_1058399cyclictest22:45:091
121470ksoftirqd/11549850irq/30-eth0_g0_23:17:251
121470ksoftirqd/11549850irq/30-eth0_g0_21:25:451
121470ksoftirqd/11549850irq/30-eth0_g0_21:25:451
121470ksoftirqd/11549850irq/30-eth0_g0_19:10:360
121470ksoftirqd/11549750irq/29-eth0_g0_23:24:391
121470ksoftirqd/11549750irq/29-eth0_g0_22:18:251
121470ksoftirqd/11549750irq/29-eth0_g0_22:01:501
121470ksoftirqd/11549750irq/29-eth0_g0_21:58:271
1058399472cyclictest27266-21taskset20:14:181
1058399471cyclictest30513-21latency20:29:111
1058399471cyclictest18690-21unixbench_singl19:39:171
121460ksoftirqd/11549850irq/30-eth0_g0_23:49:100
121460ksoftirqd/11549850irq/30-eth0_g0_23:30:321
121460ksoftirqd/11549850irq/30-eth0_g0_22:38:081
121460ksoftirqd/11549850irq/30-eth0_g0_22:04:390
121460ksoftirqd/11549850irq/30-eth0_g0_21:48:290
121460ksoftirqd/11549850irq/30-eth0_g0_19:52:491
121460ksoftirqd/11549850irq/30-eth0_g0_00:28:590
121460ksoftirqd/11549850irq/30-eth0_g0_00:17:470
121460ksoftirqd/11549850irq/30-eth0_g0_00:17:470
121460ksoftirqd/11549750irq/29-eth0_g0_00:08:361
10583994618cyclictest11457-21ethtool23:39:091
1058399461cyclictest4895-21chrt20:56:291
1058399461cyclictest24530-21ntpdc20:04:131
1058399461cyclictest227412sleep119:57:571
1058399461cyclictest206502sleep100:15:191
1058399461cyclictest206502sleep100:15:191
1058399461cyclictest139912sleep123:49:091
73282450sleep11549750irq/29-eth0_g0_23:22:171
121450ksoftirqd/11549850irq/30-eth0_g0_23:00:300
121450ksoftirqd/11549850irq/30-eth0_g0_22:58:470
121450ksoftirqd/11549850irq/30-eth0_g0_22:49:480
121450ksoftirqd/11549850irq/30-eth0_g0_22:01:140
121450ksoftirqd/11549850irq/30-eth0_g0_21:20:091
121450ksoftirqd/11549850irq/30-eth0_g0_21:11:491
121450ksoftirqd/11549850irq/30-eth0_g0_00:23:150
121450ksoftirqd/11549850irq/30-eth0_g0_00:13:310
1058399452cyclictest42862sleep123:09:141
1058399452cyclictest42862sleep123:09:141
1058399452cyclictest22916-21unixbench_multi00:24:201
1058399452cyclictest128892sleep119:17:191
1058399451cyclictest3284-21sendmail_mailqu20:49:171
1058399451cyclictest32068-21/usr/sbin/munin20:34:181
1058399451cyclictest30548-21chrt22:40:551
1058399451cyclictest29435-21/usr/sbin/munin20:24:141
1058399451cyclictest29435-21/usr/sbin/munin20:24:141
1058399451cyclictest28115-21chrt20:19:131
1058399451cyclictest25534-21/usr/sbin/munin20:09:091
1058399451cyclictest25243-21ps22:19:141
1058399451cyclictest1910-21/usr/sbin/munin20:44:141
1058399451cyclictest16697-21taskset23:59:161
1058399451cyclictest14809-21processes19:24:141
1549850440irq/30-eth0_g0_1058399cyclictest22:26:351
121440ksoftirqd/11549850irq/30-eth0_g0_22:49:091
121440ksoftirqd/11549850irq/30-eth0_g0_22:09:121
121440ksoftirqd/11549750irq/29-eth0_g0_21:49:151
121440ksoftirqd/11549750irq/29-eth0_g0_21:40:061
121440ksoftirqd/11549750irq/29-eth0_g0_21:40:061
1058399441cyclictest7469-21sshd21:08:041
1058399441cyclictest19406-21runrttasks19:44:091
1058399441cyclictest17256-21chrt21:47:591
1058399441cyclictest136911chrt19:19:181
1058399441cyclictest11290-21/usr/sbin/munin19:09:161
1549750430irq/29-eth0_g0_1058299cyclictest21:13:070
121430ksoftirqd/11549850irq/30-eth0_g0_20:02:270
1058399431cyclictest7547-21diskmemload22:29:161
1058399431cyclictest239732sleep120:03:041
1058399431cyclictest13968-21if_eth021:34:091
1058399431cyclictest1137-21sshd20:40:471
1549750420irq/29-eth0_g0_27317-21df_abs22:29:070
1549750420irq/29-eth0_g0_1988-21runrttasks19:03:560
1549750420irq/29-eth0_g0_13-21kworker/0:122:13:320
121420ksoftirqd/11549850irq/30-eth0_g0_23:24:180
121420ksoftirqd/11549850irq/30-eth0_g0_21:39:150
121420ksoftirqd/11549850irq/30-eth0_g0_21:39:150
1058399422cyclictest167902sleep119:34:021
1058399421cyclictest59502sleep120:59:321
1058399421cyclictest15724-21df_inode19:29:081
1549750410irq/29-eth0_g0_25288-21processes22:19:140
1549750410irq/29-eth0_g0_13-21kworker/0:123:08:580
1549750410irq/29-eth0_g0_13-21kworker/0:123:08:580
1549750410irq/29-eth0_g0_13-21kworker/0:122:37:190
1549750410irq/29-eth0_g0_11939-21unixbench_multi21:24:160
1549750410irq/29-eth0_g0_11939-21unixbench_multi21:24:160
121410ksoftirqd/11549850irq/30-eth0_g0_21:19:000
121410ksoftirqd/11549850irq/30-eth0_g0_20:56:550
121410ksoftirqd/11549850irq/30-eth0_g0_19:19:100
1549750400irq/29-eth0_g0_13-21kworker/0:122:48:060
1549750400irq/29-eth0_g0_13-21kworker/0:121:32:100
121400ksoftirqd/11549850irq/30-eth0_g0_23:36:340
121400ksoftirqd/11549850irq/30-eth0_g0_23:18:020
121400ksoftirqd/11549850irq/30-eth0_g0_22:15:100
121400ksoftirqd/11549850irq/30-eth0_g0_20:45:120
121400ksoftirqd/11549850irq/30-eth0_g0_20:22:240
121400ksoftirqd/11549850irq/30-eth0_g0_20:18:400
121400ksoftirqd/11549850irq/30-eth0_g0_20:04:000
121400ksoftirqd/11549850irq/30-eth0_g0_19:27:170
121400ksoftirqd/11549850irq/30-eth0_g0_19:18:420
121400ksoftirqd/11549750irq/29-eth0_g0_20:34:190
1058399401cyclictest10580-21munin-run19:08:551
121390ksoftirqd/11549850irq/30-eth0_g0_23:31:120
121390ksoftirqd/11549850irq/30-eth0_g0_21:02:490
121390ksoftirqd/11549850irq/30-eth0_g0_20:40:300
121390ksoftirqd/11549850irq/30-eth0_g0_20:28:300
121390ksoftirqd/11549850irq/30-eth0_g0_20:28:300
121390ksoftirqd/11549850irq/30-eth0_g0_19:55:460
121390ksoftirqd/11549850irq/30-eth0_g0_19:49:080
121390ksoftirqd/11549850irq/30-eth0_g0_19:44:580
121390ksoftirqd/11549850irq/30-eth0_g0_19:41:420
121390ksoftirqd/11549850irq/30-eth0_g0_19:33:060
121380ksoftirqd/11549850irq/30-eth0_g0_00:23:570
121370ksoftirqd/11549850irq/30-eth0_g0_20:51:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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