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2026-01-25 - 07:19
[ 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 Sun Jan 25, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2161821600sleep01549750irq/29-eth0_g0_23:09:240
121950ksoftirqd/11549850irq/30-eth0_g0_23:28:501
295702830sleep11549850irq/30-eth0_g0_19:14:441
121830ksoftirqd/11549850irq/30-eth0_g0_20:18:120
121780ksoftirqd/11549850irq/30-eth0_g0_20:29:381
121780ksoftirqd/11549850irq/30-eth0_g0_20:29:381
121750ksoftirqd/11549850irq/30-eth0_g0_23:36:501
121750ksoftirqd/11549850irq/30-eth0_g0_23:36:501
98382520sleep11549750irq/29-eth0_g0_00:32:571
121510ksoftirqd/11549850irq/30-eth0_g0_20:06:580
216162480sleep11549750irq/29-eth0_g0_23:09:231
324732470sleep11549750irq/29-eth0_g0_23:53:121
166922470sleep01549850irq/30-eth0_g0_20:34:420
166922470sleep01549850irq/30-eth0_g0_20:34:420
121470ksoftirqd/11549850irq/30-eth0_g0_23:01:501
121470ksoftirqd/11549850irq/30-eth0_g0_21:54:551
121470ksoftirqd/11549850irq/30-eth0_g0_21:39:351
121470ksoftirqd/11549850irq/30-eth0_g0_21:39:351
1549850460irq/30-eth0_g0_0-21swapper/100:10:521
1549750460irq/29-eth0_g0_27101-21grep19:04:410
138202460sleep01549750irq/29-eth0_g0_20:24:360
138202460sleep01549750irq/29-eth0_g0_20:24:360
121460ksoftirqd/12757999cyclictest19:09:371
121460ksoftirqd/11549850irq/30-eth0_g0_23:55:351
121460ksoftirqd/11549850irq/30-eth0_g0_22:28:341
1549850450irq/30-eth0_g0_2757999cyclictest21:49:441
121450ksoftirqd/1163472sleep022:45:570
121450ksoftirqd/1163472sleep022:45:570
121450ksoftirqd/11549850irq/30-eth0_g0_21:09:361
121450ksoftirqd/11549850irq/30-eth0_g0_00:23:471
1549850440irq/30-eth0_g0_5857-21df_abs22:04:331
1549850440irq/30-eth0_g0_15495-21kworker/1:022:39:331
1549850440irq/30-eth0_g0_0-21swapper/121:04:331
1549850440irq/30-eth0_g0_0-21swapper/120:14:371
1549750440irq/29-eth0_g0_0-21swapper/021:19:410
121440ksoftirqd/11549850irq/30-eth0_g0_22:19:220
121440ksoftirqd/11549850irq/30-eth0_g0_19:41:090
121440ksoftirqd/11549750irq/29-eth0_g0_23:06:341
121440ksoftirqd/11549750irq/29-eth0_g0_21:46:081
85502430sleep11549750irq/29-eth0_g0_00:27:131
121430ksoftirqd/11549850irq/30-eth0_g0_19:54:410
1549850420irq/30-eth0_g0_26498-21df19:04:321
1549850420irq/30-eth0_g0_15495-21kworker/1:023:48:421
1549850420irq/30-eth0_g0_15495-21kworker/1:000:06:581
121420ksoftirqd/12757999cyclictest20:39:431
121420ksoftirqd/11549750irq/29-eth0_g0_20:49:511
121420ksoftirqd/11549750irq/29-eth0_g0_19:49:371
121420ksoftirqd/11549750irq/29-eth0_g0_00:14:281
1549850410irq/30-eth0_g0_15495-21kworker/1:022:17:181
1549850410irq/30-eth0_g0_0-21swapper/122:56:511
1549850410irq/30-eth0_g0_0-21swapper/122:38:141
1549750410irq/29-eth0_g0_18016-21seq22:54:340
1549750410irq/29-eth0_g0_13-21kworker/0:121:39:070
121410ksoftirqd/11549850irq/30-eth0_g0_21:32:100
2757999402cyclictest26294-21ntp_states21:14:411
1549850400irq/30-eth0_g0_6956-21unixbench_singl19:54:441
1549850400irq/30-eth0_g0_15495-21kworker/1:022:47:241
1549850400irq/30-eth0_g0_15495-21kworker/1:022:47:241
1549850400irq/30-eth0_g0_15495-21kworker/1:022:31:411
1549850400irq/30-eth0_g0_15495-21kworker/1:022:09:361
1549750400irq/29-eth0_g0_32269-21latency21:39:360
1549750400irq/29-eth0_g0_32269-21latency21:39:360
1549750400irq/29-eth0_g0_13-21kworker/0:100:05:430
121400ksoftirqd/11549850irq/30-eth0_g0_00:14:490
1549850390irq/30-eth0_g0_16887-21taskset22:49:331
1549850390irq/30-eth0_g0_13-21kworker/0:123:28:350
1549850390irq/30-eth0_g0_121ksoftirqd/123:19:411
1549850390irq/30-eth0_g0_121ksoftirqd/123:18:061
1549850390irq/30-eth0_g0_121ksoftirqd/119:59:401
1549750390irq/29-eth0_g0_25610-21taskset21:12:080
1549750390irq/29-eth0_g0_13-21kworker/0:123:20:120
1549750390irq/29-eth0_g0_13-21kworker/0:122:40:070
1549750390irq/29-eth0_g0_13-21kworker/0:121:56:040
1549750390irq/29-eth0_g0_13-21kworker/0:121:50:130
1549750390irq/29-eth0_g0_13-21kworker/0:121:18:180
1549750390irq/29-eth0_g0_121ksoftirqd/122:52:420
1549750390irq/29-eth0_g0_121ksoftirqd/100:23:180
1549750390irq/29-eth0_g0_0-21swapper/022:04:220
1549750390irq/29-eth0_g0_0-21swapper/021:04:360
121390ksoftirqd/11549850irq/30-eth0_g0_23:59:411
121390ksoftirqd/11549750irq/29-eth0_g0_21:20:121
121390ksoftirqd/11549750irq/29-eth0_g0_20:55:521
121390ksoftirqd/11549750irq/29-eth0_g0_20:38:031
121390ksoftirqd/11549750irq/29-eth0_g0_20:38:031
121390ksoftirqd/11549750irq/29-eth0_g0_19:43:201
1549850380irq/30-eth0_g0_15495-21kworker/1:022:03:311
1549850380irq/30-eth0_g0_15495-21kworker/1:021:27:021
1549850380irq/30-eth0_g0_0-21swapper/121:32:111
1549750380irq/29-eth0_g0_31ksoftirqd/023:39:380
1549750380irq/29-eth0_g0_2757899cyclictest22:05:520
1549750380irq/29-eth0_g0_13-21kworker/0:100:03:290
121380ksoftirqd/11549850irq/30-eth0_g0_21:45:590
121380ksoftirqd/11549750irq/29-eth0_g0_23:40:021
121380ksoftirqd/11549750irq/29-eth0_g0_20:27:281
121380ksoftirqd/11549750irq/29-eth0_g0_20:27:281
121380ksoftirqd/11549750irq/29-eth0_g0_19:36:161
121380ksoftirqd/11549750irq/29-eth0_g0_19:20:151
2757999371cyclictest766-21grep19:29:421
2757999371cyclictest10569-21sort20:09:431
1549850370irq/30-eth0_g0_15495-21kworker/1:023:33:571
1549850370irq/30-eth0_g0_15495-21kworker/1:000:35:201
1549750370irq/29-eth0_g0_31ksoftirqd/023:14:340
1549750370irq/29-eth0_g0_20559-21df_inode23:04:330
1549750370irq/29-eth0_g0_13-21kworker/0:123:58:110
1549750370irq/29-eth0_g0_13-21kworker/0:123:30:220
1549750370irq/29-eth0_g0_13-21kworker/0:123:02:110
1549750370irq/29-eth0_g0_13-21kworker/0:100:35:030
1549750370irq/29-eth0_g0_13-21kworker/0:100:32:030
1549750370irq/29-eth0_g0_13-21kworker/0:100:26:490
1549750370irq/29-eth0_g0_121ksoftirqd/123:51:220
1549750370irq/29-eth0_g0_121ksoftirqd/121:24:530
121370ksoftirqd/11549750irq/29-eth0_g0_19:44:361
1549850360irq/30-eth0_g0_8798-21cpu20:04:341
1549750360irq/29-eth0_g0_5745-21unixbench_singl19:49:440
1549750360irq/29-eth0_g0_13-21kworker/0:122:35:090
1549750360irq/29-eth0_g0_13-21kworker/0:122:20:000
1549750360irq/29-eth0_g0_0-21swapper/022:25:270
2757999351cyclictest24579-21diskmemload21:34:351
2757999351cyclictest0-21swapper/120:59:351
1549850350irq/30-eth0_g0_15495-21kworker/1:022:24:151
1549750350irq/29-eth0_g0_29067-21taskset19:14:350
1549750350irq/29-eth0_g0_0-21swapper/022:31:330
1549750350irq/29-eth0_g0_0-21swapper/022:12:180
1549750350irq/29-eth0_g0_0-21swapper/019:44:360
2757999342cyclictest12592-21if_err_eth020:19:341
1549750340irq/29-eth0_g0_4604-21unixbench_singl00:09:430
1549750340irq/29-eth0_g0_27670-21/usr/sbin/munin19:09:410
1549750340irq/29-eth0_g0_22098-21runrttasks20:59:040
1549750340irq/29-eth0_g0_20469-21unixbench_singl20:49:440
1549750340irq/29-eth0_g0_13-21kworker/0:123:46:110
2757999331cyclictest31991-21sed19:24:431
2757999331cyclictest18866-21cat20:44:381
1549850330irq/30-eth0_g0_2757899cyclictest20:09:380
1549750330irq/29-eth0_g0_18547-21/usr/sbin/munin20:44:400
1549750330irq/29-eth0_g0_1269-21runrttasks19:34:220
1549750330irq/29-eth0_g0_0-21swapper/023:34:290
1549750330irq/29-eth0_g0_0-21swapper/023:34:290
1549850320irq/30-eth0_g0_31990-21unixbench_multi19:24:430
1549850320irq/30-eth0_g0_1988-21runrttasks20:21:050
1549750320irq/29-eth0_g0_30120-21/usr/sbin/munin19:19:330
1549750320irq/29-eth0_g0_0-21swapper/020:39:350
1549750310irq/29-eth0_g0_1653-21memory19:34:370
1549750300irq/29-eth0_g0_15129-21latency20:29:370
1549750300irq/29-eth0_g0_15129-21latency20:29:370
1549750300irq/29-eth0_g0_0-21swapper/021:03:250
1549750300irq/29-eth0_g0_0-21swapper/019:59:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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