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2026-01-22 - 10:12
[ 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 50 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
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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