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2026-03-04 - 19:21
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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Default latency plot of shadow in rack #a, 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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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 792 highest latencies:
System rackaslot5s.osadl.org (updated Wed Mar 04, 2026 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81780,0rcu_preempt3-21ksoftirqd/012:17:040
81780,0rcu_preempt19-21ksoftirqd/111:14:351
81740,0rcu_preempt3-21ksoftirqd/012:29:470
81730,0rcu_preempt3-21ksoftirqd/009:19:510
81730,0rcu_preempt31029-21wc08:24:101
81720,0rcu_preempt3373-21kworker/0:108:44:180
81720,0rcu_preempt3-21ksoftirqd/011:34:260
81720,0rcu_preempt3-21ksoftirqd/009:29:230
81720,0rcu_preempt3-21ksoftirqd/009:12:490
81700,0rcu_preempt3-21ksoftirqd/009:50:460
81680,0rcu_preempt3-21ksoftirqd/011:32:220
81680,0rcu_preempt3-21ksoftirqd/010:51:330
81680,0rcu_preempt19-21ksoftirqd/111:54:201
81680,0rcu_preempt19-21ksoftirqd/109:44:271
81670,0rcu_preempt3-21ksoftirqd/010:14:340
81650,0rcu_preempt3-21ksoftirqd/012:25:560
81620,0rcu_preempt3-21ksoftirqd/009:39:290
81610,0rcu_preempt19-21ksoftirqd/111:23:401
81610,0rcu_preempt19-21ksoftirqd/111:03:131
81610,0rcu_preempt19-21ksoftirqd/108:04:341
81600,0rcu_preempt19-21ksoftirqd/110:06:291
81600,0rcu_preempt19-21ksoftirqd/108:02:361
81600,0rcu_preempt0-21swapper/110:37:191
81600,0rcu_preempt0-21swapper/110:37:191
81590,0rcu_preempt7798-21kworker/0:110:44:240
81590,0rcu_preempt19-21ksoftirqd/110:14:331
81580,0rcu_preempt3-21ksoftirqd/009:14:280
81580,0rcu_preempt19-21ksoftirqd/109:50:131
81570,0rcu_preempt19-21ksoftirqd/112:17:551
81570,0rcu_preempt10845-21kworker/0:011:19:330
81560,0rcu_preempt3-21ksoftirqd/012:19:260
81560,0rcu_preempt3-21ksoftirqd/011:39:210
81560,0rcu_preempt19-21ksoftirqd/110:39:491
142592560,0chrt10050irq/346-484840007:31:340
10050560,0irq/346-48484000-21swapper/012:00:410
10050560,0irq/346-48484000-21swapper/012:00:410
81550,0rcu_preempt3-21ksoftirqd/012:09:510
81550,0rcu_preempt3-21ksoftirqd/011:19:100
81550,0rcu_preempt3-21ksoftirqd/010:04:300
81550,0rcu_preempt3-21ksoftirqd/008:14:260
81550,0rcu_preempt19592-21apt-get07:49:200
81550,0rcu_preempt19-21ksoftirqd/112:03:271
81550,0rcu_preempt19-21ksoftirqd/112:03:271
81550,0rcu_preempt19-21ksoftirqd/111:07:311
81550,0rcu_preempt19-21ksoftirqd/110:21:501
81540,0rcu_preempt7158-21php-cgi08:49:250
81540,0rcu_preempt3-21ksoftirqd/012:04:300
81540,0rcu_preempt3-21ksoftirqd/010:34:100
81540,0rcu_preempt3-21ksoftirqd/010:19:310
81540,0rcu_preempt3-21ksoftirqd/010:09:390
81540,0rcu_preempt3-21ksoftirqd/009:04:260
81540,0rcu_preempt3-21ksoftirqd/008:59:240
81540,0rcu_preempt3-21ksoftirqd/008:39:250
81540,0rcu_preempt29626-21dropbear08:19:231
81540,0rcu_preempt19-21ksoftirqd/110:26:191
81530,0rcu_preempt3-21ksoftirqd/011:04:100
81530,0rcu_preempt3-21ksoftirqd/010:24:310
81530,0rcu_preempt3-21ksoftirqd/009:59:330
81530,0rcu_preempt3-21ksoftirqd/008:04:200
81530,0rcu_preempt22498-21ping08:19:300
81530,0rcu_preempt19-21ksoftirqd/110:58:401
81530,0rcu_preempt19-21ksoftirqd/110:32:021
81530,0rcu_preempt19-21ksoftirqd/109:23:221
81530,0rcu_preempt0-21swapper/111:13:011
81520,0rcu_preempt6736-21munin-node0
81520,0rcu_preempt3-21ksoftirqd/012:34:190
81520,0rcu_preempt3-21ksoftirqd/011:49:200
81520,0rcu_preempt3-21ksoftirqd/011:49:200
81520,0rcu_preempt3-21ksoftirqd/011:24:100
81520,0rcu_preempt3-21ksoftirqd/010:40:170
81520,0rcu_preempt3-21ksoftirqd/010:34:280
81520,0rcu_preempt3-21ksoftirqd/010:34:280
81520,0rcu_preempt3-21ksoftirqd/009:54:360
81520,0rcu_preempt3-21ksoftirqd/009:44:270
81520,0rcu_preempt3-21ksoftirqd/009:34:190
81520,0rcu_preempt3-21ksoftirqd/008:24:400
81510,0rcu_preempt3-21ksoftirqd/011:09:200
81510,0rcu_preempt3-21ksoftirqd/007:59:390
81510,0rcu_preempt3-21ksoftirqd/007:56:140
81510,0rcu_preempt19-21ksoftirqd/108:09:201
81500,0rcu_preempt24013-21kworker/0:108:11:520
81500,0rcu_preempt19-21ksoftirqd/109:57:401
81490,0rcu_preempt29732-21grep09:24:380
81490,0rcu_preempt19-21ksoftirqd/112:12:251
81490,0rcu_preempt0-21swapper/111:43:011
81480,0rcu_preempt3-21ksoftirqd/011:56:010
81480,0rcu_preempt3-21ksoftirqd/011:02:040
81480,0rcu_preempt3-21ksoftirqd/010:54:270
81480,0rcu_preempt3-21ksoftirqd/007:44:340
81480,0rcu_preempt3-21ksoftirqd/007:14:300
81480,0rcu_preempt19-21ksoftirqd/112:19:211
81480,0rcu_preempt19-21ksoftirqd/111:34:281
81470,0rcu_preempt8537-21apt-get08:54:210
81470,0rcu_preempt3-21ksoftirqd/008:33:400
81470,0rcu_preempt3-21ksoftirqd/007:09:290
81470,0rcu_preempt2667-21ps08:34:310
81470,0rcu_preempt19-21ksoftirqd/109:24:331
81460,0rcu_preempt3-21ksoftirqd/007:04:330
81460,0rcu_preempt17006-21kworker/u4:011:25:311
81450,0rcu_preempt19-21ksoftirqd/108:15:151
81450,0rcu_preempt13320-21diskmemload10:01:251
81450,0rcu_preempt13320-21diskmemload09:32:441
81440,0rcu_preempt19-21ksoftirqd/112:29:201
81440,0rcu_preempt19-21ksoftirqd/109:35:301
1599440,0migration/015997-21taskset07:37:380
81430,0rcu_preempt3-21ksoftirqd/007:20:230
81430,0rcu_preempt19-21ksoftirqd/111:29:161
81430,0rcu_preempt19-21ksoftirqd/109:39:201
81420,0rcu_preempt19-21ksoftirqd/112:25:211
81420,0rcu_preempt19-21ksoftirqd/110:49:201
81420,0rcu_preempt19-21ksoftirqd/110:09:151
81420,0rcu_preempt19-21ksoftirqd/109:14:581
81420,0rcu_preempt19-21ksoftirqd/107:44:381
81420,0rcu_preempt19-21ksoftirqd/107:24:211
81410,0rcu_preempt3-21ksoftirqd/007:26:270
81410,0rcu_preempt19-21ksoftirqd/112:34:581
81400,0rcu_preempt3-21ksoftirqd/007:39:410
81400,0rcu_preempt19-21ksoftirqd/107:39:251
81400,0rcu_preempt19-21ksoftirqd/107:14:021
81400,0rcu_preempt1470-21runrttasks11:51:541
81400,0rcu_preempt1470-21runrttasks11:51:541
81400,0rcu_preempt13320-21diskmemload10:44:131
81400,0rcu_preempt13320-21diskmemload09:09:571
81390,0rcu_preempt19-21ksoftirqd/112:04:311
81390,0rcu_preempt19-21ksoftirqd/107:57:011
81380,0rcu_preempt9591-21ping07:37:051
81380,0rcu_preempt32727-21apt-get08:29:201
81380,0rcu_preempt13320-21diskmemload11:44:261
81370,0rcu_preempt19-21ksoftirqd/108:49:301
81370,0rcu_preempt19-21ksoftirqd/108:39:261
81370,0rcu_preempt19-21ksoftirqd/107:19:301
81360,0rcu_preempt19-21ksoftirqd/107:19:061
81350,0rcu_preempt19-21ksoftirqd/109:04:101
81350,0rcu_preempt19-21ksoftirqd/108:34:331
81350,0rcu_preempt19-21ksoftirqd/107:29:421
81340,0rcu_preempt19-21ksoftirqd/108:59:191
81340,0rcu_preempt19-21ksoftirqd/108:54:291
81340,0rcu_preempt19-21ksoftirqd/108:44:291
81330,0rcu_preempt19-21ksoftirqd/107:49:241
10050330,0irq/346-48484006220-21runrttasks07:08:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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