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2026-03-04 - 13:58
[ 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 Wed Mar 04, 2026 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1944221700sleep1121450irq/29-eth0_g0_10:27:391
1824521130sleep0121550irq/30-eth0_g0_10:22:580
1211070ksoftirqd/1121550irq/30-eth0_g0_12:08:451
1211060ksoftirqd/1121550irq/30-eth0_g0_10:24:271
1211040ksoftirqd/1121550irq/30-eth0_g0_07:15:101
121850ksoftirqd/1121450irq/29-eth0_g0_09:05:090
59672710chrt121550irq/30-eth0_g0_07:20:080
127642680sleep0121450irq/29-eth0_g0_10:00:090
119702590sleep1121550irq/30-eth0_g0_09:56:131
121530ksoftirqd/1121550irq/30-eth0_g0_11:44:171
121500ksoftirqd/1121550irq/30-eth0_g0_11:57:261
121500ksoftirqd/1121550irq/30-eth0_g0_09:33:371
121500ksoftirqd/1121450irq/29-eth0_g0_09:50:030
121490ksoftirqd/1121550irq/30-eth0_g0_09:20:160
121490ksoftirqd/1121450irq/29-eth0_g0_09:15:330
121480ksoftirqd/1121550irq/30-eth0_g0_10:03:281
121470ksoftirqd/1121550irq/30-eth0_g0_12:16:111
121470ksoftirqd/1121550irq/30-eth0_g0_11:33:331
121470ksoftirqd/1121550irq/30-eth0_g0_10:44:421
121460ksoftirqd/1121550irq/30-eth0_g0_11:25:371
121460ksoftirqd/1121550irq/30-eth0_g0_11:09:221
121460ksoftirqd/1121550irq/30-eth0_g0_11:09:221
121550450irq/30-eth0_g0_31ksoftirqd/011:00:070
121550450irq/30-eth0_g0_1227-21kworker/1:209:17:181
121450450irq/29-eth0_g0_2023-21runrttasks07:08:380
244422440chrt121550irq/30-eth0_g0_10:48:560
192722440sleep0121550irq/30-eth0_g0_10:25:380
121550440irq/30-eth0_g0_1227-21kworker/1:211:02:111
121550440irq/30-eth0_g0_1227-21kworker/1:209:40:141
121440ksoftirqd/1121550irq/30-eth0_g0_11:16:451
121440ksoftirqd/1121450irq/29-eth0_g0_12:00:461
121550430irq/30-eth0_g0_1227-21kworker/1:212:20:211
121550430irq/30-eth0_g0_1227-21kworker/1:210:49:471
121450430irq/29-eth0_g0_808-21sed09:10:150
121450430irq/29-eth0_g0_808-21sed09:10:150
121450430irq/29-eth0_g0_121ksoftirqd/110:14:220
121430ksoftirqd/1121550irq/30-eth0_g0_12:02:160
121430ksoftirqd/1121550irq/30-eth0_g0_09:24:221
121430ksoftirqd/1121550irq/30-eth0_g0_08:49:260
170472420sleep1121550irq/30-eth0_g0_10:18:171
121550420irq/30-eth0_g0_1261-21munin-run09:14:521
121550420irq/30-eth0_g0_1261-21munin-run09:14:521
121550420irq/30-eth0_g0_1227-21kworker/1:210:57:431
121450420irq/29-eth0_g0_31ksoftirqd/012:24:270
121450420irq/29-eth0_g0_13-21kworker/0:110:53:190
121450420irq/29-eth0_g0_121ksoftirqd/111:07:540
121450420irq/29-eth0_g0_121ksoftirqd/111:07:540
121420ksoftirqd/1121550irq/30-eth0_g0_12:25:231
121420ksoftirqd/1121450irq/29-eth0_g0_11:51:201
121550410irq/30-eth0_g0_1227-21kworker/1:212:12:451
121450410irq/29-eth0_g0_31ksoftirqd/009:40:380
121450410irq/29-eth0_g0_31ksoftirqd/009:38:200
121450410irq/29-eth0_g0_14853-21unixbench_multi07:55:130
121450410irq/29-eth0_g0_13-21kworker/0:112:13:500
121450410irq/29-eth0_g0_13-21kworker/0:109:56:300
121410ksoftirqd/1121450irq/29-eth0_g0_12:37:351
121410ksoftirqd/1121450irq/29-eth0_g0_10:08:251
311399406cyclictest6107-21proc_pri07:20:111
311399401cyclictest32470-21diskmemload09:35:031
121550400irq/30-eth0_g0_1227-21kworker/1:211:36:571
121550400irq/30-eth0_g0_1227-21kworker/1:210:39:011
121450400irq/29-eth0_g0_31ksoftirqd/012:31:060
121450400irq/29-eth0_g0_13-21kworker/0:109:29:180
121450400irq/29-eth0_g0_121ksoftirqd/111:57:140
121450400irq/29-eth0_g0_121ksoftirqd/110:44:090
121450400irq/29-eth0_g0_121ksoftirqd/110:37:410
121400ksoftirqd/1121450irq/29-eth0_g0_08:36:521
121400ksoftirqd/1121450irq/29-eth0_g0_07:05:131
311399392cyclictest2167-21lldpd12:29:561
311399391cyclictest32349-21ntp_offset11:20:091
311399391cyclictest0-21swapper/108:02:301
121550390irq/30-eth0_g0_31ksoftirqd/012:18:460
121550390irq/30-eth0_g0_1227-21kworker/1:211:45:111
121450390irq/29-eth0_g0_311299cyclictest12:38:340
121450390irq/29-eth0_g0_2023-21runrttasks11:50:530
121450390irq/29-eth0_g0_13-21kworker/0:110:08:590
121450390irq/29-eth0_g0_0-21swapper/011:39:390
121390ksoftirqd/1121550irq/30-eth0_g0_11:40:310
121390ksoftirqd/1121550irq/30-eth0_g0_10:18:410
3113993833cyclictest28345-21grep08:50:131
311399381cyclictest25321-21grep10:50:151
121550380irq/30-eth0_g0_1227-21kworker/1:210:30:581
121550380irq/30-eth0_g0_121ksoftirqd/111:11:481
121550380irq/30-eth0_g0_121ksoftirqd/109:25:021
121550380irq/30-eth0_g0_10723-21chrt09:50:551
121550380irq/30-eth0_g0_0-21swapper/110:11:501
121450380irq/29-eth0_g0_24629-21unixbench_multi08:35:120
121450380irq/29-eth0_g0_13-21kworker/0:112:26:110
121450380irq/29-eth0_g0_13-21kworker/0:111:34:180
121450380irq/29-eth0_g0_13-21kworker/0:111:26:390
121450380irq/29-eth0_g0_13-21kworker/0:110:59:210
121450380irq/29-eth0_g0_13-21kworker/0:109:31:100
121450380irq/29-eth0_g0_121ksoftirqd/111:14:130
121450380irq/29-eth0_g0_11164-21timerandwakeup12:05:130
121380ksoftirqd/1121450irq/29-eth0_g0_09:05:141
121380ksoftirqd/1121450irq/29-eth0_g0_08:05:111
311399371cyclictest9223-21seq07:34:531
311399371cyclictest25860-21unixbench_multi08:40:131
121450370irq/29-eth0_g0_31ksoftirqd/011:22:030
121450370irq/29-eth0_g0_25221-21/usr/sbin/munin08:40:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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