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2026-02-03 - 08:23
[ 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 rack3slot6.osadl.org (updated Tue Feb 03, 2026 00:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13704210316,38sleep00-21swapper/019:06:280
13704210316,38sleep00-21swapper/019:06:280
14216998970,9cyclictest14-21ksoftirqd/000:20:130
14216998872,10cyclictest14-21ksoftirqd/021:35:140
14216998661,13cyclictest14-21ksoftirqd/021:55:130
14216998452,19cyclictest0-21swapper/021:20:110
14216998155,15cyclictest0-21swapper/022:35:140
1362927919,47sleep10-21swapper/119:05:391
1362927919,47sleep10-21swapper/119:05:391
14216997748,19cyclictest14-21ksoftirqd/019:30:150
14216997715,25cyclictest20536-21cron00:00:000
1421699769,21cyclictest0-21swapper/019:40:300
14216997647,18cyclictest14-21ksoftirqd/022:45:140
14216997545,19cyclictest14-21ksoftirqd/000:05:120
14216997245,18cyclictest14-21ksoftirqd/021:30:230
14216997215,18cyclictest0-21swapper/020:45:140
14216997116,30cyclictest500-21snmpd20:20:140
14221996910,38cyclictest20642-21latency_hist00:00:011
14216996929,35cyclictest250-21systemd-journal00:37:130
14216996917,19cyclictest15569-21munin-run22:15:000
14221996827,29cyclictest26-21ksoftirqd/119:55:141
1421699688,19cyclictest0-21swapper/021:50:190
1421699686,48cyclictest31820-21apt-get23:00:130
14216996847,13cyclictest32632-21apt-get20:00:120
14216996839,18cyclictest0-21swapper/019:45:150
14216996839,16cyclictest14-21ksoftirqd/020:50:120
14216996816,27cyclictest3975-21ntp_states23:10:430
14216996816,27cyclictest23686-21ntpq21:05:280
14216996816,27cyclictest23686-21ntpq21:05:270
14216996816,25cyclictest28106-21turbostat.cron21:20:000
14216996816,22cyclictest2346-21seq20:05:240
14216996815,30cyclictest30237-21taskset21:25:200
14216996813,31cyclictest30274-21ntp_states00:25:320
174012670,3sleep1251rcuc/119:15:341
14216996744,16cyclictest24303-21apt-get00:10:160
14216996737,19cyclictest14-21ksoftirqd/022:05:140
14216996734,20cyclictest14303-21apt-get19:10:140
14216996734,20cyclictest14303-21apt-get19:10:130
14216996717,25cyclictest16041-21/usr/sbin/munin22:15:110
14216996716,26cyclictest18970-21needreboot19:20:270
14216996716,26cyclictest18118-21cron19:19:590
14216996716,20cyclictest500-21snmpd20:35:190
14216996715,24cyclictest250-21systemd-journal00:35:000
14216996715,22cyclictest11001-21cstates20:30:190
14216996715,20cyclictest27624-21awk00:20:000
14216996712,35cyclictest9360-21if_enp2s020:25:250
14216996711,23cyclictest0-21swapper/022:00:330
14221996634,13cyclictest26-21ksoftirqd/123:46:011
14216996643,11cyclictest30875-21apt-get19:55:120
1421699664,26cyclictest21373-21aten2.4_r3power21:00:180
14216996617,24cyclictest6055-21grep23:15:370
14216996617,20cyclictest250-21systemd-journal20:40:210
14216996617,20cyclictest21108-21sh22:29:590
14216996616,24cyclictest22865-21turbostat22:35:010
14216996616,22cyclictest21065-21munin-run21:00:010
14216996616,22cyclictest21065-21munin-run21:00:000
14216996616,19cyclictest5577-21diskstats21:45:210
14216996615,26cyclictest8308-21awk23:25:000
14216996615,26cyclictest21098-21ntpq19:25:400
14216996615,25cyclictest3633-21aten2.4-expect21:40:260
14216996615,25cyclictest29023-21ntpq22:50:270
14216996615,22cyclictest31177-21grep22:55:370
14216996615,22cyclictest30213-21grep19:50:360
14216996615,22cyclictest26541-21sort22:45:010
14216996614,28cyclictest9201-21ntp_states23:25:320
14216996614,27cyclictest25292-21cat21:10:270
14221996530,13cyclictest26-21ksoftirqd/121:41:331
1421699659,45cyclictest3736-21apt-get20:10:120
14216996536,21cyclictest5475-21apt-get20:15:160
14216996516,21cyclictest1739-21needreboot23:05:230
14216996516,20cyclictest21625-21python300:00:350
14216996516,20cyclictest19381-21turbostat22:25:000
14216996516,19cyclictest12502-21memory23:35:260
14216996515,26cyclictest24486-21head19:35:260
14216996515,25cyclictest18029-21grep23:50:330
14216996515,20cyclictest11768-21cron23:35:000
14216996417,24cyclictest13839-21aten2.4_r3power23:40:160
14216996416,20cyclictest15768-21cpuspeed_turbos23:45:180
1422199639,33cyclictest0-21swapper/100:04:081
1422199638,35cyclictest14421-21cat22:10:231
1422199633,44cyclictest448-21dbus-daemon21:10:011
1422199633,44cyclictest448-21dbus-daemon21:10:001
1422199629,29cyclictest0-21swapper/120:16:351
14221996115,18cyclictest3005-21apt-get21:40:011
14221996022,13cyclictest26-21ksoftirqd/121:57:301
1422199596,23cyclictest26-21ksoftirqd/120:10:241
1422199595,23cyclictest26-21ksoftirqd/123:35:211
14221995929,12cyclictest26-21ksoftirqd/121:16:461
14221995915,27cyclictest12298-21basename22:05:161
14221995913,29cyclictest5306-21aten2.4_r3power21:45:171
1422199588,30cyclictest0-21swapper/122:59:051
1422199588,19cyclictest500-21snmpd20:22:381
1422199587,23cyclictest26-21ksoftirqd/120:05:161
1422199585,35cyclictest10209-21apt-get23:30:131
1422199585,24cyclictest26-21ksoftirqd/100:23:431
14221995829,11cyclictest26-21ksoftirqd/122:50:161
14221995828,13cyclictest26-21ksoftirqd/119:32:341
14221995815,23cyclictest31588-21apt-get21:30:011
14221995810,15cyclictest26-21ksoftirqd/100:20:011
1422199576,35cyclictest0-21swapper/123:10:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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