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2026-03-04 - 15:05
[ 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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot7.osadl.org (updated Wed Mar 04, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
306179912550,25cyclictest30604-21cyclictest10:21:240
2914621238,85sleep10-21swapper/107:01:101
306329911244,36cyclictest30604-21cyclictest11:49:212
2011321100,5sleep30-21swapper/310:22:293
306179910150,9cyclictest181rcu_preempt10:53:320
3029121016,15sleep20-21swapper/207:03:442
30632999830,35cyclictest0-21swapper/210:20:562
30632999266,20cyclictest24505-21latency_hist10:30:582
30627999169,14cyclictest30604-21cyclictest11:25:541
30627999164,19cyclictest352-21runrttasks07:51:161
30617999153,10cyclictest181rcu_preempt09:14:190
30632998963,17cyclictest24152-21ssh12:16:322
30632998963,17cyclictest24152-21ssh12:16:322
3063299893,76cyclictest0-21swapper/210:11:112
30617998941,23cyclictest181rcu_preempt10:59:550
30632998845,36cyclictest0-21swapper/211:11:222
30632998845,36cyclictest0-21swapper/211:11:222
30627998846,13cyclictest181rcu_preempt12:21:001
30617998863,16cyclictest16512-21/usr/sbin/munin08:01:260
30617998863,16cyclictest16512-21/usr/sbin/munin08:01:260
30632998744,37cyclictest31842-21fschecks_time08:47:132
30627998771,10cyclictest2592-21kworker/u17:1-xprtiod09:06:311
30627998771,10cyclictest2592-21kworker/u17:1-xprtiod09:06:311
293042877,53sleep029122-21/usr/sbin/munin07:01:210
30632998636,42cyclictest0-21swapper/211:06:342
3063299853,67cyclictest0-21swapper/208:41:062
30632998532,47cyclictest18467-21sh09:26:182
30632998532,47cyclictest18467-21sh09:26:182
30617998549,29cyclictest18952-21idleruntime-cro11:15:550
30617998549,29cyclictest18952-21idleruntime-cro11:15:550
3063299843,68cyclictest0-21swapper/208:16:072
3063299843,67cyclictest0-21swapper/211:16:062
3063299843,67cyclictest0-21swapper/211:16:062
30627998454,11cyclictest181rcu_preempt11:50:421
30617998455,9cyclictest181rcu_preempt11:06:100
3063299832,68cyclictest5231-21apt-get07:26:072
30617998358,16cyclictest20009-21kworker/u19:1-nfsiod11:17:440
30617998358,16cyclictest20009-21kworker/u19:1-nfsiod11:17:440
30617998349,11cyclictest181rcu_preempt07:56:050
30617998349,11cyclictest181rcu_preempt07:56:050
3061799833,55cyclictest22503-21apt-get11:21:240
30632998251,21cyclictest13796-21unin-run12:00:562
30632998241,35cyclictest5532-21diskmemload09:16:322
30632998241,35cyclictest5532-21diskmemload09:16:322
30632998239,36cyclictest29488-21ssh11:31:362
30627998258,18cyclictest2286-21sh12:34:551
30627998247,12cyclictest181rcu_preempt11:03:401
30627998247,12cyclictest181rcu_preempt11:03:401
30627998237,21cyclictest9541-21latency_hist10:05:591
30617998240,35cyclictest15084-21/usr/sbin/munin09:21:390
30617998229,18cyclictest181rcu_preempt11:34:150
3061799822,43cyclictest7715-21cron11:50:540
30632998165,12cyclictest15136-21kworker/u17:4-ext4-rsv-conversion09:35:582
3063299812,63cyclictest19744-21apt-get08:11:062
30627998152,20cyclictest30604-21cyclictest09:36:321
30627998152,20cyclictest30604-21cyclictest09:36:321
30627998148,14cyclictest181rcu_preempt10:10:561
3063299803,66cyclictest0-21swapper/207:21:052
30632998036,36cyclictest0-21swapper/209:45:292
30632998036,35cyclictest0-21swapper/208:26:172
3063299803,60cyclictest29486-21ssh12:26:072
30632998035,37cyclictest0-21swapper/210:50:582
3063299802,67cyclictest0-21swapper/207:46:112
30627998061,14cyclictest18695-21sh09:26:241
30627998061,14cyclictest18695-21sh09:26:241
30627998060,15cyclictest21951-21latency_hist11:20:581
30627998060,15cyclictest21951-21latency_hist11:20:581
30627998053,11cyclictest181rcu_preempt11:41:161
30627998053,11cyclictest181rcu_preempt11:41:161
3062799804,36cyclictest31-21ksoftirqd/112:14:471
30627998042,12cyclictest181rcu_preempt10:47:321
3062799803,27cyclictest31-21ksoftirqd/110:11:331
30617998062,12cyclictest200-21systemd-journal12:20:550
30617998062,12cyclictest200-21systemd-journal12:20:550
30632997955,18cyclictest4150-21sh11:44:202
30632997955,18cyclictest4150-21sh11:44:202
3063299793,68cyclictest0-21swapper/210:01:062
3063299793,65cyclictest0-21swapper/207:41:062
3063299793,64cyclictest31518-21apt-get11:36:062
3063299792,67cyclictest0-21swapper/207:51:062
3063299792,61cyclictest2015-21apt-get07:16:062
3063299792,61cyclictest2015-21apt-get07:16:062
30627997959,15cyclictest22001-21kworker/u19:0+events_unbound11:15:551
30627997959,15cyclictest22001-21kworker/u19:0+events_unbound11:15:551
30627997957,8cyclictest181rcu_preempt10:21:291
30627997957,12cyclictest181rcu_preempt10:54:181
30627997946,12cyclictest181rcu_preempt11:40:051
30627997938,8cyclictest181rcu_preempt11:26:111
30627997938,8cyclictest181rcu_preempt11:26:111
30617997965,9cyclictest15-21ksoftirqd/008:41:150
30617997960,12cyclictest352-21runrttasks08:26:110
3061799793,37cyclictest1022-21latency_hist10:45:570
3063299784,69cyclictest0-21swapper/211:26:062
3063299784,69cyclictest0-21swapper/211:26:062
3063299784,64cyclictest0-21swapper/209:01:082
3063299784,64cyclictest0-21swapper/208:51:322
3063299784,64cyclictest0-21swapper/208:51:322
3063299783,65cyclictest10247-21apt-get11:01:102
3063299783,65cyclictest10247-21apt-get11:01:102
3063299783,51cyclictest14566-21apt-get09:21:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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