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2026-02-09 - 19:07
[ 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 376 highest latencies:
System rack3slot5s.osadl.org (updated Mon Feb 09, 2026 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2114021380sleep01549850irq/30-eth0_g0_12:21:570
2673721160sleep11549750irq/29-eth0_g0_10:33:381
1211120ksoftirqd/11549850irq/30-eth0_g0_12:16:271
1327721060sleep11549850irq/30-eth0_g0_09:38:481
1211040ksoftirqd/11549850irq/30-eth0_g0_10:08:481
121800ksoftirqd/11549850irq/30-eth0_g0_11:04:120
75652790sleep11549750irq/29-eth0_g0_09:14:031
118232650sleep01549750irq/29-eth0_g0_09:31:090
149562640sleep11549750irq/29-eth0_g0_11:56:181
192392590sleep11549750irq/29-eth0_g0_10:01:541
100622560sleep01549750irq/29-eth0_g0_11:36:240
203692510sleep01549850irq/30-eth0_g0_10:05:470
217312490sleep01549750irq/29-eth0_g0_10:12:220
121480ksoftirqd/11549850irq/30-eth0_g0_11:22:011
121470ksoftirqd/11549850irq/30-eth0_g0_09:28:031
121470ksoftirqd/11549750irq/29-eth0_g0_09:59:070
1549850460irq/30-eth0_g0_121ksoftirqd/108:09:111
1549750460irq/29-eth0_g0_7892-21sed09:14:090
121460ksoftirqd/11549850irq/30-eth0_g0_10:54:470
121460ksoftirqd/11549850irq/30-eth0_g0_10:14:041
121450ksoftirqd/11549750irq/29-eth0_g0_11:18:241
121450ksoftirqd/11549750irq/29-eth0_g0_10:19:351
108142450sleep01549750irq/29-eth0_g0_09:28:410
1549850440irq/30-eth0_g0_15495-21kworker/1:011:01:351
1549850440irq/30-eth0_g0_15495-21kworker/1:011:01:351
1549850440irq/30-eth0_g0_14890-21memory09:44:041
121440ksoftirqd/11549850irq/30-eth0_g0_11:26:221
121440ksoftirqd/11549850irq/30-eth0_g0_11:07:201
121440ksoftirqd/11549850irq/30-eth0_g0_09:34:530
121440ksoftirqd/11549750irq/29-eth0_g0_08:34:081
1549850430irq/30-eth0_g0_15495-21kworker/1:009:20:291
1549850430irq/30-eth0_g0_15495-21kworker/1:009:20:291
1549750430irq/29-eth0_g0_8954-21wc07:04:070
1549750420irq/29-eth0_g0_13-21kworker/0:110:44:540
1549750420irq/29-eth0_g0_13-21kworker/0:109:41:320
121420ksoftirqd/11549750irq/29-eth0_g0_09:45:080
1549850410irq/30-eth0_g0_15495-21kworker/1:010:12:411
1549750410irq/29-eth0_g0_31ksoftirqd/010:34:000
1549750410irq/29-eth0_g0_1988-21runrttasks07:12:320
1549750410irq/29-eth0_g0_13-21kworker/0:109:49:090
1549750410irq/29-eth0_g0_121ksoftirqd/112:16:480
121410ksoftirqd/11549850irq/30-eth0_g0_12:21:131
121410ksoftirqd/11549850irq/30-eth0_g0_11:32:290
121410ksoftirqd/11549850irq/30-eth0_g0_08:18:000
121410ksoftirqd/11549850irq/30-eth0_g0_08:13:210
121410ksoftirqd/11549750irq/29-eth0_g0_11:59:051
121410ksoftirqd/11549750irq/29-eth0_g0_09:03:441
121410ksoftirqd/11549750irq/29-eth0_g0_07:53:121
963099401cyclictest9770-21tail11:34:091
1549850400irq/30-eth0_g0_15495-21kworker/1:012:09:561
1549850400irq/30-eth0_g0_15495-21kworker/1:009:30:251
1549750400irq/29-eth0_g0_6140-21head11:19:090
1549750400irq/29-eth0_g0_5270-21taskset11:17:470
1549750400irq/29-eth0_g0_1988-21runrttasks09:23:220
1549750400irq/29-eth0_g0_1988-21runrttasks09:23:220
1549750400irq/29-eth0_g0_1988-21runrttasks09:03:250
1549750400irq/29-eth0_g0_13-21kworker/0:112:12:520
1549750400irq/29-eth0_g0_13-21kworker/0:111:01:260
1549750400irq/29-eth0_g0_13-21kworker/0:111:01:260
121400ksoftirqd/11549850irq/30-eth0_g0_11:24:160
121400ksoftirqd/11549850irq/30-eth0_g0_10:29:480
121400ksoftirqd/11549850irq/30-eth0_g0_07:24:020
121400ksoftirqd/11549750irq/29-eth0_g0_09:54:091
121400ksoftirqd/11549750irq/29-eth0_g0_07:18:211
963099391cyclictest5917-21diskmemload11:52:261
963099391cyclictest160482sleep107:34:021
1549850390irq/30-eth0_g0_15495-21kworker/1:012:25:341
1549850390irq/30-eth0_g0_15495-21kworker/1:010:36:431
1549850390irq/30-eth0_g0_121ksoftirqd/110:47:491
1549850390irq/30-eth0_g0_121ksoftirqd/109:09:051
1549750390irq/29-eth0_g0_31111-21timerandwakeup10:49:090
1549750390irq/29-eth0_g0_13-21kworker/0:112:07:120
1549750390irq/29-eth0_g0_13-21kworker/0:111:53:130
1549750390irq/29-eth0_g0_13-21kworker/0:110:24:210
1549750390irq/29-eth0_g0_13-21kworker/0:110:21:530
1549750390irq/29-eth0_g0_0-21swapper/007:39:040
121390ksoftirqd/19461-21runrttasks07:07:001
121390ksoftirqd/11549850irq/30-eth0_g0_12:34:230
121390ksoftirqd/11549850irq/30-eth0_g0_12:26:580
121390ksoftirqd/11549850irq/30-eth0_g0_11:59:410
121390ksoftirqd/11549850irq/30-eth0_g0_11:40:210
121390ksoftirqd/11549850irq/30-eth0_g0_09:11:120
121390ksoftirqd/11549850irq/30-eth0_g0_08:51:360
121390ksoftirqd/11549750irq/29-eth0_g0_08:53:551
121390ksoftirqd/11549750irq/29-eth0_g0_08:19:091
121390ksoftirqd/11549750irq/29-eth0_g0_08:00:041
121390ksoftirqd/11549750irq/29-eth0_g0_07:42:391
963099382cyclictest23844-21egrep12:33:581
963099382cyclictest17150-21unixbench_multi12:04:081
1549850380irq/30-eth0_g0_15495-21kworker/1:011:12:211
1549850380irq/30-eth0_g0_121ksoftirqd/111:40:471
1549850380irq/30-eth0_g0_121ksoftirqd/110:25:221
1549850380irq/30-eth0_g0_121ksoftirqd/109:39:461
1549850380irq/30-eth0_g0_0-21swapper/112:29:051
1549850380irq/30-eth0_g0_0-21swapper/111:33:071
1549850380irq/30-eth0_g0_0-21swapper/110:51:111
1549750380irq/29-eth0_g0_23848-21unixbench_multi08:04:100
1549750380irq/29-eth0_g0_1988-21runrttasks08:27:240
1549750380irq/29-eth0_g0_1988-21runrttasks07:19:340
1549750380irq/29-eth0_g0_15294-21unixbench_singl07:29:090
1549750380irq/29-eth0_g0_13-21kworker/0:112:33:120
1549750380irq/29-eth0_g0_13-21kworker/0:111:13:170
1549750380irq/29-eth0_g0_13-21kworker/0:110:15:160
121380ksoftirqd/11549850irq/30-eth0_g0_11:53:560
121380ksoftirqd/11549850irq/30-eth0_g0_09:58:190
121380ksoftirqd/11549750irq/29-eth0_g0_10:58:481
963099372cyclictest1284-21grep08:44:091
963099371cyclictest15886-21chrt09:48:591
1549750370irq/29-eth0_g0_1988-21runrttasks08:55:110
1549750370irq/29-eth0_g0_1988-21runrttasks07:18:020
1549750370irq/29-eth0_g0_16177-21missed_timers07:34:050
1549750370irq/29-eth0_g0_13-21kworker/0:110:42:040
121370ksoftirqd/11549850irq/30-eth0_g0_11:45:470
121370ksoftirqd/110262-21/usr/sbin/munin07:09:071
963099361cyclictest23523-21missed_timers08:04:041
963099361cyclictest13954-21awk07:24:081
1549750360irq/29-eth0_g0_30723-21df_inode08:34:030
1549750360irq/29-eth0_g0_1988-21runrttasks08:30:440
121360ksoftirqd/11549750irq/29-eth0_g0_10:39:001
963099351cyclictest18825-21ps07:44:071
1549750350irq/29-eth0_g0_5978-21latency_hist09:08:490
1549750350irq/29-eth0_g0_32196-21ntpq08:39:080
1549750350irq/29-eth0_g0_22627-21tail07:59:100
1549750350irq/29-eth0_g0_1988-21runrttasks08:47:550
1549750350irq/29-eth0_g0_1988-21runrttasks07:51:160
1549750350irq/29-eth0_g0_18681-21ntp_kernel_err07:44:040
121350ksoftirqd/129721-21ntpdc08:29:041
121350ksoftirqd/11549850irq/30-eth0_g0_08:21:260
121350ksoftirqd/11549750irq/29-eth0_g0_11:43:571
963099341cyclictest1809-21cpu08:48:591
1549850340irq/30-eth0_g0_28534-21open_files08:24:061
1549750340irq/29-eth0_g0_963099cyclictest08:14:101
963099331cyclictest323232sleep108:39:101
963099331cyclictest0-21swapper/109:05:281
121330ksoftirqd/11549750irq/29-eth0_g0_07:21:231
1549750320irq/29-eth0_g0_21888-21sh07:58:470
1549750320irq/29-eth0_g0_21560-21runrttasks07:55:001
121320ksoftirqd/11549750irq/29-eth0_g0_07:32:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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