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2026-03-09 - 10:18
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Mon Mar 09, 2026 00:45:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134491750,3ptp4l121rcu_preempt00:15:150
786399740,31cyclictest22453-21cut20:50:173
786399730,32cyclictest28168-21chrt19:52:423
786399702,25cyclictest0-21swapper/321:10:183
786399700,30cyclictest28819-21taskset22:14:113
7862997025,9cyclictest33-21ksoftirqd/219:15:002
786399691,25cyclictest20124-21df_abs23:05:143
786399690,28cyclictest16579-21chrt19:26:343
134491690,21ptp4l13278-21df_inode22:50:130
134491680,3ptp4l0-21swapper/221:31:202
134491670,3ptp4l0-21swapper/122:55:161
786399660,22cyclictest1394-21hddtemp_smartct21:15:173
134491660,5ptp4l0-21swapper/123:55:251
786399650,29cyclictest23974-21chrt23:11:403
786399632,26cyclictest0-21swapper/323:57:383
786399630,29cyclictest16515-21taskset20:36:303
786399630,28cyclictest20271-21latency19:35:203
786399630,27cyclictest31121-21taskset22:19:123
786399630,25cyclictest6126-21cat22:35:133
786399630,24cyclictest18823-21sed21:50:253
134491630,3ptp4l3228-21apt-get20:10:110
786399622,20cyclictest0-21swapper/321:05:263
786399620,28cyclictest17136-21taskset22:57:383
786399620,28cyclictest12270-21taskset21:36:193
786399620,26cyclictest7322-21taskset20:16:473
786399620,22cyclictest18950-21cat00:10:213
786399612,19cyclictest0-21swapper/323:20:183
786399610,28cyclictest28218-21taskset21:01:093
786399610,27cyclictest9835-21taskset19:13:423
786399610,27cyclictest5516-21taskset22:31:153
786399601,28cyclictest32708-21taskset20:01:393
786399600,29cyclictest18900-21taskset20:42:233
786399600,29cyclictest14740-21taskset22:51:203
786399600,28cyclictest796-21taskset23:32:173
786399600,28cyclictest30900-21taskset23:26:513
786399600,28cyclictest21238-21taskset20:47:573
786399600,28cyclictest21238-21taskset20:47:563
7862996024,5cyclictest33-21ksoftirqd/221:25:182
7862996017,9cyclictest33-21ksoftirqd/220:20:122
134491600,4ptp4l0-21swapper/219:39:112
786399593,52cyclictest0-21swapper/321:45:283
786399590,29cyclictest18957-21taskset19:32:393
786399590,29cyclictest17148-21taskset00:05:433
786399590,29cyclictest10106-21taskset23:51:463
786399590,28cyclictest11866-21taskset20:25:423
786399590,28cyclictest10376-21taskset22:44:193
786399580,28cyclictest14935-21taskset00:04:253
786399580,27cyclictest9824-21taskset20:24:023
786399580,27cyclictest26432-21taskset23:18:453
786399580,26cyclictest23859-21taskset22:02:113
7862995823,4cyclictest33-21ksoftirqd/223:45:002
134491580,3ptp4l26304-21apt-get19:50:111
134491580,1ptp4l28930-21kworker/2:019:54:042
786399571,28cyclictest14238-21taskset20:31:433
786399571,20cyclictest24531-21/usr/sbin/munin22:05:253
786399570,29cyclictest23652-21taskset19:43:413
786399570,28cyclictest7843-21taskset21:28:333
786399570,21cyclictest32763-21mailstats22:20:253
7862995723,4cyclictest33-21ksoftirqd/220:52:362
134491570,4ptp4l0-21swapper/119:28:331
134491570,4ptp4l0-21swapper/020:50:230
134491570,4ptp4l0-21swapper/019:26:590
134491570,3ptp4l0-21swapper/100:08:011
134491570,3ptp4l0-21swapper/022:40:250
786399560,30cyclictest7946-21taskset23:48:253
786399560,29cyclictest21715-21taskset21:59:263
786399560,28cyclictest12381-21taskset22:45:383
786399560,25cyclictest14655-21taskset21:42:163
7862995627,3cyclictest33-21ksoftirqd/222:45:252
7862995627,3cyclictest33-21ksoftirqd/219:20:252
7862995626,4cyclictest33-21ksoftirqd/221:54:102
7862995615,7cyclictest33-21ksoftirqd/221:25:012
134491560,4ptp4l0-21swapper/119:18:101
134491560,4ptp4l0-21swapper/021:27:310
134491560,3ptp4l20163-21latency_hist00:14:590
134491560,3ptp4l0-21swapper/123:00:131
134491560,3ptp4l0-21swapper/122:09:571
786399551,27cyclictest14364-21taskset19:22:363
786399550,27cyclictest5108-21taskset20:12:513
7862995523,3cyclictest33-21ksoftirqd/220:10:122
7862995522,4cyclictest33-21ksoftirqd/220:04:362
134491550,3ptp4l0-21swapper/022:09:310
786399541,27cyclictest25859-21taskset19:47:303
786399540,29cyclictest12111-21seq19:18:253
786399540,27cyclictest5581-21taskset23:42:393
7862995420,7cyclictest33-21ksoftirqd/223:39:222
7862995420,4cyclictest33-21ksoftirqd/200:33:542
134491540,4ptp4l0-21swapper/023:35:230
134491540,4ptp4l0-21swapper/023:22:400
134491540,4ptp4l0-21swapper/022:25:580
134491540,4ptp4l0-21swapper/021:34:010
134491540,4ptp4l0-21swapper/000:04:340
134491540,3ptp4l0-21swapper/220:56:412
134491540,3ptp4l0-21swapper/019:39:480
786399530,30cyclictest3198-21seq22:26:043
7862995324,4cyclictest33-21ksoftirqd/219:30:202
7862995321,4cyclictest33-21ksoftirqd/220:45:462
7862995321,4cyclictest33-21ksoftirqd/220:45:462
7862995319,4cyclictest33-21ksoftirqd/222:02:492
134491530,4ptp4l0-21swapper/223:54:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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