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2026-01-27 - 19:43
[ 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 100 highest latencies:
System rack3slot5s.osadl.org (updated Tue Jan 27, 2026 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1749821180sleep01549750irq/29-eth0_g0_11:57:040
3272421130sleep01549750irq/29-eth0_g0_10:46:540
155862640chrt1549850irq/30-eth0_g0_09:37:130
121620ksoftirqd/11549850irq/30-eth0_g0_09:36:251
216762530sleep11549750irq/29-eth0_g0_10:01:431
121500ksoftirqd/11549750irq/29-eth0_g0_10:40:201
121490ksoftirqd/11549850irq/30-eth0_g0_10:14:371
121490ksoftirqd/11549850irq/30-eth0_g0_10:09:381
1549750480irq/29-eth0_g0_121ksoftirqd/112:34:281
1549850470irq/30-eth0_g0_15495-21kworker/1:011:29:071
1549850470irq/30-eth0_g0_121ksoftirqd/110:08:391
1549850460irq/30-eth0_g0_121ksoftirqd/111:49:381
121460ksoftirqd/11549850irq/30-eth0_g0_11:04:371
121460ksoftirqd/11549850irq/30-eth0_g0_07:31:361
1549850450irq/30-eth0_g0_15495-21kworker/1:011:30:551
1549850450irq/30-eth0_g0_15495-21kworker/1:009:56:151
1549750450irq/29-eth0_g0_31ksoftirqd/009:04:380
121450ksoftirqd/11549850irq/30-eth0_g0_11:15:381
121450ksoftirqd/11549850irq/30-eth0_g0_11:11:331
121450ksoftirqd/11549850irq/30-eth0_g0_10:51:351
121450ksoftirqd/11549850irq/30-eth0_g0_09:49:391
121450ksoftirqd/11549850irq/30-eth0_g0_09:49:391
121450ksoftirqd/11549850irq/30-eth0_g0_09:30:261
121450ksoftirqd/11549750irq/29-eth0_g0_09:11:480
15882440sleep01549750irq/29-eth0_g0_10:52:450
1549850440irq/30-eth0_g0_15495-21kworker/1:010:29:561
121440ksoftirqd/11549850irq/30-eth0_g0_09:41:091
121440ksoftirqd/11549850irq/30-eth0_g0_09:06:201
121440ksoftirqd/11549850irq/30-eth0_g0_07:10:511
1549850430irq/30-eth0_g0_24967-21egrep08:04:281
1549750430irq/29-eth0_g0_13-21kworker/0:109:42:080
1549750430irq/29-eth0_g0_121ksoftirqd/109:55:560
1549750430irq/29-eth0_g0_121ksoftirqd/108:39:161
121430ksoftirqd/11549850irq/30-eth0_g0_11:20:481
121430ksoftirqd/11549850irq/30-eth0_g0_10:54:371
121430ksoftirqd/11549850irq/30-eth0_g0_09:17:371
1549850420irq/30-eth0_g0_236052sleep112:21:491
1549850420irq/30-eth0_g0_15495-21kworker/1:012:32:531
1549850420irq/30-eth0_g0_15495-21kworker/1:011:54:361
1549850410irq/30-eth0_g0_31ksoftirqd/008:39:370
1549850410irq/30-eth0_g0_121ksoftirqd/112:18:031
1549850410irq/30-eth0_g0_11369-21cyclictest10:47:381
1549750410irq/29-eth0_g0_31ksoftirqd/012:34:400
1549750410irq/29-eth0_g0_31ksoftirqd/011:44:390
1549750410irq/29-eth0_g0_31ksoftirqd/011:02:040
1549750410irq/29-eth0_g0_13-21kworker/0:110:35:280
1549750410irq/29-eth0_g0_10545-21missed_timers07:04:310
34612400sleep11549750irq/29-eth0_g0_10:59:341
291972400sleep01549750irq/29-eth0_g0_10:33:390
1549750400irq/29-eth0_g0_8398-21diskmemload12:32:480
1549750400irq/29-eth0_g0_8398-21diskmemload10:24:420
1549750400irq/29-eth0_g0_31533-21runrttasks10:42:190
1549750400irq/29-eth0_g0_24097-21runrttasks12:24:300
1549750400irq/29-eth0_g0_22591-21munin-run12:19:160
1549750400irq/29-eth0_g0_13-21kworker/0:110:04:400
1549750400irq/29-eth0_g0_0-21swapper/007:29:370
121400ksoftirqd/11549850irq/30-eth0_g0_11:23:440
121400ksoftirqd/11549850irq/30-eth0_g0_07:34:381
1549850390irq/30-eth0_g0_15495-21kworker/1:011:39:011
1549850390irq/30-eth0_g0_15495-21kworker/1:009:44:291
1549850390irq/30-eth0_g0_0-21swapper/110:21:001
1549750390irq/29-eth0_g0_5746-21irqstats11:09:310
1549750390irq/29-eth0_g0_22902-21ntpq07:54:330
1549750390irq/29-eth0_g0_13-21kworker/0:112:20:460
1549750390irq/29-eth0_g0_13-21kworker/0:112:10:320
1549750390irq/29-eth0_g0_13-21kworker/0:111:05:210
1549750390irq/29-eth0_g0_13-21kworker/0:110:24:070
1549750390irq/29-eth0_g0_13-21kworker/0:109:49:430
1549750390irq/29-eth0_g0_13-21kworker/0:109:49:430
1549750390irq/29-eth0_g0_13-21kworker/0:109:48:350
1549750390irq/29-eth0_g0_13-21kworker/0:109:16:260
1549750390irq/29-eth0_g0_0-21swapper/011:24:370
1549850380irq/30-eth0_g0_18071-21memory11:59:311
1549850380irq/30-eth0_g0_15495-21kworker/1:012:04:391
1549850380irq/30-eth0_g0_15495-21kworker/1:010:37:211
1549850380irq/30-eth0_g0_15495-21kworker/1:009:12:451
1549850380irq/30-eth0_g0_121ksoftirqd/112:12:391
1549850380irq/30-eth0_g0_121ksoftirqd/110:24:401
1549850380irq/30-eth0_g0_121ksoftirqd/109:21:561
1549750380irq/29-eth0_g0_4258-21grep08:49:360
1549750380irq/29-eth0_g0_30251-21awk08:24:330
1549750380irq/29-eth0_g0_2990-21unixbench_multi08:44:380
1549750380irq/29-eth0_g0_2990-21unixbench_multi08:44:380
1549750380irq/29-eth0_g0_29341-21sed08:19:380
1549750380irq/29-eth0_g0_1988-21runrttasks09:01:160
1549750380irq/29-eth0_g0_1988-21runrttasks08:18:490
1549750380irq/29-eth0_g0_19208-21/usr/sbin/munin07:39:330
1549750380irq/29-eth0_g0_13-21kworker/0:109:31:160
1549750380irq/29-eth0_g0_13-21kworker/0:109:19:270
1549750380irq/29-eth0_g0_121ksoftirqd/112:28:241
1549750380irq/29-eth0_g0_121ksoftirqd/108:49:291
1549750380irq/29-eth0_g0_0-21swapper/009:27:260
121380ksoftirqd/11549850irq/30-eth0_g0_11:39:361
198822370sleep01549750irq/29-eth0_g0_12:06:170
1549850370irq/30-eth0_g0_22370-21taskset07:53:451
1549850370irq/30-eth0_g0_1988-21runrttasks07:06:231
1549850370irq/30-eth0_g0_15495-21kworker/1:011:47:001
1549750370irq/29-eth0_g0_25661-21unixbench_singl08:04:390
1549750370irq/29-eth0_g0_1988-21runrttasks10:09:260
1549750370irq/29-eth0_g0_1988-21runrttasks08:32:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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