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2026-02-09 - 06:23
[ 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 376 highest latencies:
System rack3slot5s.osadl.org (updated Mon Feb 09, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2711221600sleep01549750irq/29-eth0_g0_23:21:300
1211010ksoftirqd/11549850irq/30-eth0_g0_19:44:111
62652810sleep01549850irq/30-eth0_g0_21:56:240
87332700sleep11549850irq/30-eth0_g0_19:54:071
319312630sleep11549750irq/29-eth0_g0_23:40:301
176082610sleep01549850irq/30-eth0_g0_20:29:090
121560ksoftirqd/11549850irq/30-eth0_g0_19:23:141
82082540sleep11549850irq/30-eth0_g0_00:16:581
1549750480irq/29-eth0_g0_31ksoftirqd/000:33:490
121460ksoftirqd/11549850irq/30-eth0_g0_21:48:391
121460ksoftirqd/11549750irq/29-eth0_g0_19:10:341
236272450chrt1549850irq/30-eth0_g0_23:08:490
121450ksoftirqd/11549750irq/29-eth0_g0_22:09:081
1549750440irq/29-eth0_g0_31ksoftirqd/022:12:000
1549750440irq/29-eth0_g0_1988-21runrttasks21:46:330
1549750440irq/29-eth0_g0_1988-21runrttasks00:26:290
1549750440irq/29-eth0_g0_1988-21runrttasks00:26:290
121440ksoftirqd/11549850irq/30-eth0_g0_22:43:300
121440ksoftirqd/11549850irq/30-eth0_g0_21:37:411
121440ksoftirqd/11549750irq/29-eth0_g0_22:58:561
121440ksoftirqd/11549750irq/29-eth0_g0_22:21:301
34082430sleep01549750irq/29-eth0_g0_23:58:050
1549850430irq/30-eth0_g0_15495-21kworker/1:023:26:091
1549850430irq/30-eth0_g0_11786-21runrttasks00:30:471
1549750430irq/29-eth0_g0_10822sleep023:49:000
121430ksoftirqd/11549850irq/30-eth0_g0_22:07:301
121430ksoftirqd/11549750irq/29-eth0_g0_20:29:281
121430ksoftirqd/11549750irq/29-eth0_g0_00:10:311
2962099421cyclictest7370-21cat19:49:041
1549850420irq/30-eth0_g0_121ksoftirqd/121:17:371
1549750420irq/29-eth0_g0_5489-21unixbench_singl00:04:100
1549750420irq/29-eth0_g0_1988-21runrttasks19:05:210
1549750420irq/29-eth0_g0_0-21swapper/021:19:160
121420ksoftirqd/11549750irq/29-eth0_g0_23:48:571
121420ksoftirqd/11549750irq/29-eth0_g0_23:37:030
112052420sleep01549750irq/29-eth0_g0_22:16:510
1549850410irq/30-eth0_g0_15495-21kworker/1:022:28:281
1549850410irq/30-eth0_g0_15495-21kworker/1:022:28:281
1549750410irq/29-eth0_g0_5226-21taskset19:39:090
2962099402cyclictest12637-21unixbench_multi20:09:111
1549850400irq/30-eth0_g0_15495-21kworker/1:023:36:141
1549850400irq/30-eth0_g0_15495-21kworker/1:023:17:141
1549850400irq/30-eth0_g0_15495-21kworker/1:021:55:531
1549850400irq/30-eth0_g0_15495-21kworker/1:021:22:311
1549750400irq/29-eth0_g0_31ksoftirqd/019:19:060
1549750400irq/29-eth0_g0_1987-21ntpd23:28:470
1549750400irq/29-eth0_g0_13-21kworker/0:123:11:070
1549750400irq/29-eth0_g0_13-21kworker/0:122:59:330
1549750400irq/29-eth0_g0_13-21kworker/0:122:27:350
1549750400irq/29-eth0_g0_13-21kworker/0:122:27:350
1549750400irq/29-eth0_g0_13-21kworker/0:121:40:110
1549750400irq/29-eth0_g0_13-21kworker/0:121:40:110
121400ksoftirqd/11549850irq/30-eth0_g0_00:14:280
121400ksoftirqd/11549750irq/29-eth0_g0_23:09:481
121400ksoftirqd/11549750irq/29-eth0_g0_22:48:381
121400ksoftirqd/11549750irq/29-eth0_g0_19:27:341
2962099392cyclictest4574-21wc21:49:071
2962099392cyclictest30463-21df21:24:001
2962099391cyclictest32372-21sed23:43:591
2962099391cyclictest106432sleep122:14:061
1549850390irq/30-eth0_g0_29626-21latency_hist19:08:491
1549850390irq/30-eth0_g0_15495-21kworker/1:023:54:361
1549850390irq/30-eth0_g0_15495-21kworker/1:023:29:161
1549850390irq/30-eth0_g0_15495-21kworker/1:022:03:121
1549850390irq/30-eth0_g0_121ksoftirqd/122:56:011
1549850390irq/30-eth0_g0_0-21swapper/122:36:231
1549850390irq/30-eth0_g0_0-21swapper/121:31:271
1549750390irq/29-eth0_g0_30533-21df21:24:010
1549750390irq/29-eth0_g0_2961999cyclictest21:30:470
1549750390irq/29-eth0_g0_15495-21kworker/1:021:09:081
1549750390irq/29-eth0_g0_13-21kworker/0:122:44:150
1549750390irq/29-eth0_g0_13-21kworker/0:122:36:010
1549750390irq/29-eth0_g0_13-21kworker/0:121:18:440
1549750390irq/29-eth0_g0_13-21kworker/0:100:09:420
121390ksoftirqd/11549850irq/30-eth0_g0_23:18:000
121390ksoftirqd/11549750irq/29-eth0_g0_22:40:331
121390ksoftirqd/11549750irq/29-eth0_g0_20:48:591
121390ksoftirqd/11549750irq/29-eth0_g0_20:08:441
2962099382cyclictest23279-21irqstats20:54:031
2962099382cyclictest208392sleep120:44:031
2962099381cyclictest18836-21grep20:34:101
2962099381cyclictest0-21swapper/121:04:141
1549850380irq/30-eth0_g0_15495-21kworker/1:023:22:051
1549850380irq/30-eth0_g0_13-21kworker/0:121:59:040
1549850380irq/30-eth0_g0_121ksoftirqd/122:49:181
1549850380irq/30-eth0_g0_121ksoftirqd/100:38:021
1549850380irq/30-eth0_g0_104672sleep100:24:421
1549850380irq/30-eth0_g0_104672sleep100:24:421
1549850380irq/30-eth0_g0_0-21swapper/123:08:021
1549850380irq/30-eth0_g0_0-21swapper/121:39:191
1549850380irq/30-eth0_g0_0-21swapper/121:39:191
1549750380irq/29-eth0_g0_4322-21taskset23:59:280
1549750380irq/29-eth0_g0_31ksoftirqd/022:20:310
1549750380irq/29-eth0_g0_31ksoftirqd/021:35:380
1549750380irq/29-eth0_g0_2961999cyclictest21:11:080
1549750380irq/29-eth0_g0_210002sleep020:44:060
1549750380irq/29-eth0_g0_202122sleep022:54:020
1549750380irq/29-eth0_g0_1988-21runrttasks20:00:340
1549750380irq/29-eth0_g0_19293-21proc_pri22:49:090
1549750380irq/29-eth0_g0_13-21kworker/0:123:44:050
1549750380irq/29-eth0_g0_13-21kworker/0:123:42:350
1549750380irq/29-eth0_g0_13-21kworker/0:123:29:020
1549750380irq/29-eth0_g0_13-21kworker/0:122:30:460
1549750380irq/29-eth0_g0_12073-21sed20:09:010
121380ksoftirqd/11549750irq/29-eth0_g0_20:41:081
121380ksoftirqd/11549750irq/29-eth0_g0_20:14:111
121380ksoftirqd/11549750irq/29-eth0_g0_00:02:241
1549750370irq/29-eth0_g0_7744-21unixbench_multi19:49:100
1549750370irq/29-eth0_g0_4774-21unixbench_multi21:49:110
1549750370irq/29-eth0_g0_31510-21timerandwakeup19:14:090
1549750370irq/29-eth0_g0_2571-21seq19:29:050
1549750370irq/29-eth0_g0_1988-21runrttasks19:12:290
1549750370irq/29-eth0_g0_15495-21kworker/1:022:30:491
1549750370irq/29-eth0_g0_14690-21irqstats20:19:020
1549750370irq/29-eth0_g0_13-21kworker/0:122:03:500
1549750370irq/29-eth0_g0_13-21kworker/0:100:19:170
1549750370irq/29-eth0_g0_0-21swapper/020:24:010
1549750370irq/29-eth0_g0_0-21swapper/020:24:010
121370ksoftirqd/11549750irq/29-eth0_g0_19:17:071
2962099361cyclictest3686-21sshd19:34:031
2962099361cyclictest2130-21lldpd20:23:591
2962099361cyclictest2130-21lldpd20:23:591
1549750360irq/29-eth0_g0_8971-21sed19:54:100
1549750360irq/29-eth0_g0_23700-21unixbench_multi20:54:100
1549750360irq/29-eth0_g0_1988-21runrttasks00:34:590
1549750360irq/29-eth0_g0_121ksoftirqd/100:05:071
121360ksoftirqd/11549850irq/30-eth0_g0_19:38:370
2962099357cyclictest1549850irq/30-eth0_g0_00:19:251
2962099351cyclictest4784-21sed19:39:011
2962099351cyclictest245642sleep120:59:061
1549750350irq/29-eth0_g0_22191-21seq20:49:040
1549750350irq/29-eth0_g0_20487-21runrttasks20:43:420
1549750350irq/29-eth0_g0_1988-21runrttasks19:44:120
1549750350irq/29-eth0_g0_1988-21runrttasks19:24:180
1549750350irq/29-eth0_g0_13556-21missed_timers20:14:050
1549750350irq/29-eth0_g0_11472-21unixbench_singl20:04:110
1549750350irq/29-eth0_g0_0-21swapper/120:20:371
1549850340irq/30-eth0_g0_10182-21unixbench_multi19:59:091
1549750340irq/29-eth0_g0_24904-21grep20:59:120
1549750340irq/29-eth0_g0_18696-21sendmail_mailtr20:34:090
1549750330irq/29-eth0_g0_25694-21if_eth021:04:020
2962099321cyclictest2842-21unixbench_multi19:29:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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