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2026-01-22 - 08:54
[ 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 Thu Jan 22, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
189809911043,10cyclictest0-21swapper/120:29:161
189809911043,10cyclictest0-21swapper/120:29:161
189809910438,12cyclictest0-21swapper/122:49:051
18980991023,33cyclictest18982-21latency_hist19:08:441
189809910136,7cyclictest0-21swapper/120:14:441
18984999945,13cyclictest18967-21cyclictest00:04:162
18984999945,13cyclictest18967-21cyclictest00:04:162
18980999933,12cyclictest0-21swapper/119:50:001
1898099983,45cyclictest20127-21apt-get20:48:521
18980999742,8cyclictest0-21swapper/122:28:441
18980999742,8cyclictest0-21swapper/122:28:441
18980999737,54cyclictest0-21swapper/119:44:051
18980999737,54cyclictest0-21swapper/119:44:051
18980999644,11cyclictest200-21systemd-journal23:42:421
18980999644,11cyclictest200-21systemd-journal23:42:421
18980999636,9cyclictest0-21swapper/100:04:061
18980999636,9cyclictest0-21swapper/100:04:061
18980999436,49cyclictest0-21swapper/121:09:161
18980999432,12cyclictest0-21swapper/121:18:441
185302947,66sleep00-21swapper/019:04:380
18980999337,9cyclictest0-21swapper/123:04:001
18980999336,8cyclictest0-21swapper/121:43:421
18980999332,11cyclictest0-21swapper/123:48:551
18980999231,12cyclictest0-21swapper/123:44:121
18980999231,12cyclictest0-21swapper/119:24:031
1799829217,44sleep20-21swapper/219:04:152
18980999135,12cyclictest3598-21latency_hist19:58:421
18980999134,13cyclictest0-21swapper/122:08:431
18980999131,13cyclictest0-21swapper/123:54:051
18980999122,31cyclictest4148-21cpu00:08:551
18980998933,10cyclictest0-21swapper/122:44:021
18980998929,12cyclictest0-21swapper/119:14:591
18975998964,16cyclictest544-21cron19:48:400
18975998964,16cyclictest544-21cron19:48:400
18980998838,42cyclictest0-21swapper/122:23:391
1898099883,34cyclictest26465-21ssh22:02:131
18980998831,10cyclictest0-21swapper/122:09:031
1898099882,32cyclictest22401-21grep21:54:171
18980998725,16cyclictest0-21swapper/100:34:031
1898099872,30cyclictest30602-21acpi23:58:491
1898099863,34cyclictest29769-21fschecks_time19:39:011
1898099863,34cyclictest29769-21fschecks_time19:39:011
18980998632,11cyclictest0-21swapper/100:24:151
18980998627,51cyclictest0-21swapper/123:19:161
18975998643,11cyclictest58-21kcompactd023:07:250
18984998562,12cyclictest0-21swapper/220:03:432
18984998452,25cyclictest27768-21kworker/u19:1+nfsiod23:23:582
18984998452,25cyclictest27768-21kworker/u19:1+nfsiod23:23:582
18984998448,7cyclictest181rcu_preempt20:04:102
18984998436,8cyclictest181rcu_preempt20:14:432
1898099843,31cyclictest15814-21/usr/sbin/munin00:29:061
1898099843,31cyclictest15814-21/usr/sbin/munin00:29:061
18980998428,11cyclictest0-21swapper/121:24:131
18980998428,11cyclictest0-21swapper/121:24:131
18984998365,8cyclictest0-21swapper/222:24:142
18984998365,8cyclictest0-21swapper/222:24:142
18984998362,12cyclictest0-21swapper/220:38:422
18980998330,10cyclictest0-21swapper/123:24:411
18980998330,10cyclictest0-21swapper/123:24:411
18975998311,46cyclictest15-21ksoftirqd/021:38:510
18984998162,12cyclictest0-21swapper/220:28:442
1898499813,63cyclictest13186-21apt-get23:28:562
18984998064,9cyclictest0-21swapper/220:13:432
18984998062,8cyclictest0-21swapper/221:53:432
18984998062,8cyclictest0-21swapper/221:53:432
1898499802,24cyclictest7368-21tune2fs23:19:022
18984997961,8cyclictest0-21swapper/219:13:432
18975997961,11cyclictest26331-21diskmemload23:18:390
18984997863,8cyclictest0-21swapper/222:18:412
18980997833,11cyclictest181rcu_preempt21:19:501
18975997840,11cyclictest17240-21kworker/u18:2-events_unbound20:04:010
18984997761,9cyclictest15060-21kworker/u18:0+events_unbound22:38:392
1897599774,63cyclictest18874-21ssh23:38:550
1897599774,63cyclictest18874-21ssh23:38:550
18984997661,8cyclictest0-21swapper/221:18:452
18984997655,14cyclictest277-21dbus-daemon22:43:412
18984997655,14cyclictest277-21dbus-daemon22:43:412
18984997653,12cyclictest0-21swapper/219:58:432
18984997641,9cyclictest181rcu_preempt00:12:352
18984997629,20cyclictest23093-21awk20:58:402
18984997629,20cyclictest23093-21awk20:58:402
18980997653,16cyclictest18967-21cyclictest23:29:381
18980997653,14cyclictest32066-21kworker/u17:0-rpciod00:14:131
18980997652,16cyclictest32066-21kworker/u17:0-nfsiod23:09:001
18980997644,11cyclictest181rcu_preempt00:20:041
1898099763,31cyclictest25319-21systemctl22:54:121
1897599766,48cyclictest15-21ksoftirqd/000:03:550
1897599766,48cyclictest15-21ksoftirqd/000:03:550
18984997555,14cyclictest24931-21sh21:59:092
18984997553,14cyclictest30785-21sort23:04:012
18984997550,7cyclictest181rcu_preempt00:17:562
18975997559,10cyclictest4804-21mailstats00:09:130
18975997554,15cyclictest27506-21latency_hist22:58:430
18975997546,22cyclictest12721-21kworker/u17:4+nfsiod00:24:300
18984997452,16cyclictest19676-21snmpd21:32:312
18980997452,16cyclictest6908-21needreboot21:29:071
18980997435,10cyclictest181rcu_preempt22:34:121
18975997444,8cyclictest181rcu_preempt00:28:520
18975997444,8cyclictest181rcu_preempt00:28:520
18975997444,21cyclictest10841-21cat20:19:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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