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2026-02-25 - 13:04
[ 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 rackcslot4.osadl.org (updated Wed Feb 25, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37968482261187,28sleep10-21swapper/119:07:031
37960462252179,19sleep00-21swapper/019:05:250
386802621370,2sleep13868027-21cat21:40:191
38945472590,3sleep00-21swapper/022:17:050
179699500,4rtkit-daemon1795-21rtkit-daemon19:32:400
179699490,3rtkit-daemon1795-21rtkit-daemon21:53:550
179699490,3rtkit-daemon1795-21rtkit-daemon21:04:500
179699480,4rtkit-daemon1795-21rtkit-daemon21:56:510
179699480,4rtkit-daemon1795-21rtkit-daemon20:08:220
179699390,5rtkit-daemon1795-21rtkit-daemon22:15:010
379727799380,37cyclictest0-21swapper/100:30:191
38050022370,3chrt0-21swapper/019:25:240
179699360,5rtkit-daemon1795-21rtkit-daemon22:09:000
179699360,4rtkit-daemon0-21swapper/021:41:370
179699360,3rtkit-daemon0-21swapper/022:53:320
3797272993530,3cyclictest3798237-21which19:10:230
179699350,5rtkit-daemon3986716-21taskset00:28:070
179699350,5rtkit-daemon1795-21rtkit-daemon22:03:270
179699350,4rtkit-daemon1795-21rtkit-daemon21:17:330
179699350,3rtkit-daemon1795-21rtkit-daemon19:55:120
179699350,3rtkit-daemon0-21swapper/123:55:501
179699350,3rtkit-daemon0-21swapper/022:39:021
179699350,3rtkit-daemon0-21swapper/000:39:231
179699340,5rtkit-daemon893-21snmpd20:22:140
179699340,3rtkit-daemon1795-21rtkit-daemon23:30:270
179699340,3rtkit-daemon1795-21rtkit-daemon21:12:560
179699340,3rtkit-daemon0-21swapper/120:41:281
179699340,3rtkit-daemon0-21swapper/120:38:481
179699340,3rtkit-daemon0-21swapper/023:25:151
179699340,3rtkit-daemon0-21swapper/019:33:301
179699330,5rtkit-daemon892-21thermald23:57:450
179699330,4rtkit-daemon1795-21rtkit-daemon00:28:401
179699330,3rtkit-daemon1795-21rtkit-daemon22:56:200
179699330,3rtkit-daemon0-21swapper/023:21:260
179699330,3rtkit-daemon0-21swapper/021:16:511
179699330,3rtkit-daemon0-21swapper/019:51:181
179699320,4rtkit-daemon1795-21rtkit-daemon19:44:050
179699320,4rtkit-daemon1795-21rtkit-daemon19:23:160
179699320,4rtkit-daemon1795-21rtkit-daemon00:22:020
179699320,4rtkit-daemon1795-21rtkit-daemon00:01:120
179699320,3rtkit-daemon1795-21rtkit-daemon21:29:420
179699320,3rtkit-daemon1795-21rtkit-daemon00:08:040
179699320,3rtkit-daemon1795-21rtkit-daemon00:08:030
179699320,3rtkit-daemon0-21swapper/020:22:201
179699320,3rtkit-daemon0-21swapper/019:46:011
179699310,3rtkit-daemon1795-21rtkit-daemon21:31:060
179699310,3rtkit-daemon1795-21rtkit-daemon20:59:240
179699310,3rtkit-daemon0-21swapper/123:09:210
179699310,3rtkit-daemon0-21swapper/022:09:291
179699310,3rtkit-daemon0-21swapper/000:08:231
179699310,3rtkit-daemon0-21swapper/000:08:231
379727799304,4cyclictest3980760-40apt-check00:20:171
179699300,5rtkit-daemon3951429-21ssh23:36:301
179699300,3rtkit-daemon1795-21rtkit-daemon22:21:470
179699300,3rtkit-daemon0-21swapper/123:17:160
179699300,3rtkit-daemon0-21swapper/120:48:510
179699300,3rtkit-daemon0-21swapper/120:29:380
179699300,3rtkit-daemon0-21swapper/022:56:071
179699300,3rtkit-daemon0-21swapper/022:23:321
179699300,3rtkit-daemon0-21swapper/020:56:101
179699300,3rtkit-daemon0-21swapper/020:10:071
179699300,3rtkit-daemon0-21swapper/019:36:361
179699300,3rtkit-daemon0-21swapper/000:10:111
379727799297,3cyclictest26-21ksoftirqd/121:25:101
3797277992923,4cyclictest26-21ksoftirqd/100:05:011
3797272992912,11cyclictest3813607-21apt-get19:50:130
179699290,5rtkit-daemon3901284-21ssh22:25:451
179699290,3rtkit-daemon1795-21rtkit-daemon21:49:190
179699290,3rtkit-daemon1795-21rtkit-daemon20:12:420
179699290,3rtkit-daemon0-21swapper/022:15:371
179699290,3rtkit-daemon0-21swapper/022:04:301
179699290,3rtkit-daemon0-21swapper/021:30:041
179699290,3rtkit-daemon0-21swapper/020:26:161
179699290,3rtkit-daemon0-21swapper/019:29:041
179699290,3rtkit-daemon0-21swapper/019:16:391
379727799288,3cyclictest26-21ksoftirqd/121:35:101
3797272992816,10cyclictest13-21ksoftirqd/023:40:010
179699280,3rtkit-daemon0-21swapper/021:45:031
179699280,3rtkit-daemon0-21swapper/020:05:491
179699280,3rtkit-daemon0-21swapper/019:12:451
379727799277,9cyclictest26-21ksoftirqd/123:43:191
379727799276,10cyclictest141rcu_preempt22:15:011
379727799275,3cyclictest3924802-21apt-get23:00:141
379727799274,4cyclictest3845370-21apt-get21:10:131
3797277992711,4cyclictest26-21ksoftirqd/120:50:011
379727299270,6cyclictest0-21swapper/000:14:360
179699270,21rtkit-daemon3797266-21cyclictest21:09:391
379727799269,3cyclictest141rcu_preempt19:55:361
379727799269,2cyclictest141rcu_preempt21:55:141
379727799267,4cyclictest26-21ksoftirqd/123:24:151
379727799262,9cyclictest26-21ksoftirqd/121:50:201
379727799262,8cyclictest26-21ksoftirqd/123:47:111
379727799262,3cyclictest141rcu_preempt19:24:591
179699260,3rtkit-daemon0-21swapper/019:42:561
179699260,21rtkit-daemon3797266-21cyclictest20:03:101
379727799258,2cyclictest3854046-21threads21:20:251
379727799256,9cyclictest26-21ksoftirqd/122:41:381
3797277992512,9cyclictest3928293-21apt-get23:05:111
379727799250,6cyclictest0-21swapper/120:34:151
379727799250,6cyclictest0-21swapper/120:15:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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