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2026-02-11 - 18:17
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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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 Wed Feb 11, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2260821050sleep01549750irq/29-eth0_g0_10:32:350
260702830sleep01549750irq/29-eth0_g0_10:45:040
121830ksoftirqd/11549850irq/30-eth0_g0_10:51:431
92492780sleep01549850irq/30-eth0_g0_07:24:060
73562730sleep01549750irq/29-eth0_g0_11:42:330
59382630chrt1549850irq/30-eth0_g0_09:23:591
203002620sleep11549850irq/30-eth0_g0_08:09:051
203002620sleep11549850irq/30-eth0_g0_08:09:051
121600ksoftirqd/11549750irq/29-eth0_g0_12:29:060
121570ksoftirqd/11549850irq/30-eth0_g0_07:13:591
188792560sleep11549750irq/29-eth0_g0_10:17:001
121540ksoftirqd/11549850irq/30-eth0_g0_09:41:421
12492520sleep01549850irq/30-eth0_g0_11:18:060
17712510sleep11549750irq/29-eth0_g0_11:19:031
121510ksoftirqd/11549850irq/30-eth0_g0_12:09:391
121510ksoftirqd/11549850irq/30-eth0_g0_09:09:050
121490ksoftirqd/11549850irq/30-eth0_g0_09:44:081
121490ksoftirqd/11549850irq/30-eth0_g0_08:14:101
121490ksoftirqd/11549850irq/30-eth0_g0_07:53:440
121470ksoftirqd/11549850irq/30-eth0_g0_09:50:221
1549750460irq/29-eth0_g0_1988-21runrttasks08:19:230
121460ksoftirqd/11549850irq/30-eth0_g0_10:01:461
121460ksoftirqd/11549750irq/29-eth0_g0_12:33:271
121460ksoftirqd/11549750irq/29-eth0_g0_11:15:101
121460ksoftirqd/11549750irq/29-eth0_g0_07:37:581
1549750450irq/29-eth0_g0_13-21kworker/0:110:34:480
121450ksoftirqd/11549850irq/30-eth0_g0_11:32:481
121450ksoftirqd/11549850irq/30-eth0_g0_11:12:260
121450ksoftirqd/11549850irq/30-eth0_g0_09:19:410
121440ksoftirqd/14850-21wc07:08:441
121440ksoftirqd/14850-21wc07:08:441
121440ksoftirqd/11549850irq/30-eth0_g0_08:08:441
1549750430irq/29-eth0_g0_31ksoftirqd/012:02:010
1549750430irq/29-eth0_g0_121ksoftirqd/112:23:540
213462420sleep01549750irq/29-eth0_g0_10:27:070
1549850420irq/30-eth0_g0_15495-21kworker/1:011:45:371
1549850420irq/30-eth0_g0_15495-21kworker/1:010:26:581
1549750420irq/29-eth0_g0_15618-21/usr/sbin/munin12:14:050
1549750420irq/29-eth0_g0_121ksoftirqd/109:03:540
1549750420irq/29-eth0_g0_121ksoftirqd/109:03:540
121420ksoftirqd/11549850irq/30-eth0_g0_10:10:320
121420ksoftirqd/11549750irq/29-eth0_g0_12:04:411
485499412cyclictest15828-21ntpdc10:04:001
40732410sleep01549750irq/29-eth0_g0_09:15:500
202552410chrt1549850irq/30-eth0_g0_10:23:431
1549850410irq/30-eth0_g0_17723-21awk12:23:591
1549850410irq/30-eth0_g0_15495-21kworker/1:011:36:181
1549850410irq/30-eth0_g0_15495-21kworker/1:011:27:471
1549850410irq/30-eth0_g0_15495-21kworker/1:010:38:551
1549850410irq/30-eth0_g0_121ksoftirqd/112:14:071
1549850410irq/30-eth0_g0_121ksoftirqd/111:10:021
1549850410irq/30-eth0_g0_121ksoftirqd/109:19:221
1549750410irq/29-eth0_g0_3838-21/usr/sbin/munin07:03:570
1549750410irq/29-eth0_g0_3838-21/usr/sbin/munin07:03:570
1549750410irq/29-eth0_g0_31ksoftirqd/010:40:020
1549750410irq/29-eth0_g0_1641-21irqstats11:19:010
1549750410irq/29-eth0_g0_13-21kworker/0:111:48:070
1549750410irq/29-eth0_g0_13-21kworker/0:110:20:250
1549750410irq/29-eth0_g0_13-21kworker/0:109:25:460
121410ksoftirqd/11549850irq/30-eth0_g0_10:54:090
121410ksoftirqd/11549850irq/30-eth0_g0_08:37:380
121410ksoftirqd/11549850irq/30-eth0_g0_07:11:530
121410ksoftirqd/11549750irq/29-eth0_g0_10:58:571
121410ksoftirqd/11549750irq/29-eth0_g0_07:26:481
1549850400irq/30-eth0_g0_15495-21kworker/1:012:37:541
1549850400irq/30-eth0_g0_121ksoftirqd/111:48:571
1549850400irq/30-eth0_g0_121ksoftirqd/110:48:111
1549850400irq/30-eth0_g0_121ksoftirqd/109:16:091
1549750400irq/29-eth0_g0_7416-21sendmail_mailst09:29:020
1549750400irq/29-eth0_g0_13-21kworker/0:112:11:360
1549750400irq/29-eth0_g0_13-21kworker/0:111:04:310
1549750400irq/29-eth0_g0_13-21kworker/0:110:50:340
1549750400irq/29-eth0_g0_13-21kworker/0:110:00:360
1549750400irq/29-eth0_g0_13-21kworker/0:109:51:580
121400ksoftirqd/11549850irq/30-eth0_g0_09:45:380
121400ksoftirqd/11549850irq/30-eth0_g0_09:01:340
121400ksoftirqd/11549850irq/30-eth0_g0_08:03:010
121400ksoftirqd/11549850irq/30-eth0_g0_07:14:370
121400ksoftirqd/11549750irq/29-eth0_g0_11:58:361
121400ksoftirqd/11549750irq/29-eth0_g0_10:36:401
102492400sleep01549850irq/30-eth0_g0_09:41:220
485499392cyclictest6950-21grep11:39:051
485499391cyclictest7328-21wc09:29:011
485499391cyclictest22555-21open_inodes08:19:011
1549750390irq/29-eth0_g0_31ksoftirqd/012:33:570
1549750390irq/29-eth0_g0_16520-21chrt07:54:030
1549750390irq/29-eth0_g0_13-21kworker/0:112:04:430
121390ksoftirqd/11549850irq/30-eth0_g0_10:59:140
121390ksoftirqd/11549850irq/30-eth0_g0_10:07:480
121390ksoftirqd/11549850irq/30-eth0_g0_09:36:520
121390ksoftirqd/11549850irq/30-eth0_g0_08:44:300
121390ksoftirqd/11549850irq/30-eth0_g0_08:29:000
121390ksoftirqd/11549750irq/29-eth0_g0_11:51:140
121390ksoftirqd/11549750irq/29-eth0_g0_11:05:171
121390ksoftirqd/11549750irq/29-eth0_g0_09:54:031
121390ksoftirqd/11549750irq/29-eth0_g0_08:23:491
121390ksoftirqd/11549750irq/29-eth0_g0_07:53:481
119932390sleep11549850irq/30-eth0_g0_11:59:321
485499387cyclictest1549850irq/30-eth0_g0_10:31:241
485499381cyclictest10133-21seq07:28:591
1549850380irq/30-eth0_g0_121ksoftirqd/109:34:421
1549750380irq/29-eth0_g0_21195-21missed_timers08:14:000
1549750380irq/29-eth0_g0_14212-21grep07:44:030
1549750380irq/29-eth0_g0_13-21kworker/0:110:14:450
1549750380irq/29-eth0_g0_13-21kworker/0:109:55:270
121380ksoftirqd/11549850irq/30-eth0_g0_11:27:590
121380ksoftirqd/11549750irq/29-eth0_g0_08:42:561
485499372cyclictest28403-21unixbench_singl10:54:041
1549850370irq/30-eth0_g0_121ksoftirqd/112:18:511
1549850370irq/30-eth0_g0_0-21swapper/110:10:391
1549750370irq/29-eth0_g0_7997-21timerandwakeup07:19:040
1549750370irq/29-eth0_g0_31258-21mailstats08:54:040
1549750370irq/29-eth0_g0_13-21kworker/0:112:21:230
1549750370irq/29-eth0_g0_13-21kworker/0:111:36:360
1549750370irq/29-eth0_g0_13-21kworker/0:111:28:560
121370ksoftirqd/11549850irq/30-eth0_g0_11:54:070
485499362cyclictest26034-21irqstats08:33:591
485499361cyclictest32574-21unixbench_multi08:59:041
485499361cyclictest2366-21chrt09:09:011
485499361cyclictest12760-21proc_pri07:39:011
485499361cyclictest1173-21ps09:04:021
485499361cyclictest1173-21ps09:04:021
1549850360irq/30-eth0_g0_121ksoftirqd/108:49:011
1549750360irq/29-eth0_g0_30013-21sendmail_mailqu08:49:050
1549750360irq/29-eth0_g0_31ksoftirqd/008:39:030
1549750360irq/29-eth0_g0_23593-21latency08:23:570
1549750360irq/29-eth0_g0_1988-21runrttasks07:33:460
485499352cyclictest31098-21taskset08:54:001
485499351cyclictest286292sleep108:44:011
485499351cyclictest17461-21cat07:58:581
1549750350irq/29-eth0_g0_19937-21ls08:08:580
1549750350irq/29-eth0_g0_19937-21ls08:08:580
1549750350irq/29-eth0_g0_18766-21sort08:03:590
1549750350irq/29-eth0_g0_10497-21unixbench_multi07:29:050
485499341cyclictest25258-21unixbench_singl08:29:041
1549850340irq/30-eth0_g0_7818-21sshd07:19:011
1549750340irq/29-eth0_g0_1988-21runrttasks07:38:570
485499331cyclictest0-21swapper/107:47:261
1549850330irq/30-eth0_g0_5599-21sed07:09:041
1549850330irq/30-eth0_g0_485499cyclictest07:48:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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