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2026-02-06 - 12:42
[ 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 Fri Feb 06, 2026 00:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
329421050,8sleep20-21swapper/222:47:442
928210411,67sleep1956-21idleruntime19:03:101
202929814,62sleep21-21systemd19:07:432
211999913,70cyclictest16160-21sh22:13:030
2119998974,9cyclictest690-21munin-run21:47:400
87128820,33sleep00-21swapper/019:03:090
2132998668,12cyclictest22402-21timerandwakeup23:18:181
2132998668,12cyclictest22402-21timerandwakeup23:18:181
2136998549,25cyclictest352-21runrttasks21:38:062
2136998464,13cyclictest200-21systemd-journal19:55:512
2136998451,24cyclictest16246-21kworker/u18:4+events_unbound22:32:402
2119998363,9cyclictest0-21swapper/019:22:410
2136998260,8cyclictest181rcu_preempt21:58:442
2136998260,8cyclictest181rcu_preempt21:58:442
213699823,58cyclictest16111-21apt-get22:12:582
2119998262,10cyclictest0-21swapper/019:53:030
2119998258,18cyclictest3898-21munin-node22:29:020
2136998159,8cyclictest181rcu_preempt21:00:172
2119998159,15cyclictest12451-40find23:57:410
2119998159,15cyclictest12451-40find23:57:410
2136998052,8cyclictest181rcu_preempt23:44:082
2136998024,20cyclictest0-21swapper/200:24:392
2132998061,11cyclictest19673-21grep22:18:091
2132998061,11cyclictest19673-21grep22:18:091
213699799,25cyclictest381ktimers/221:32:562
2136997948,23cyclictest22770-21sh22:23:162
2136997858,15cyclictest31977-21latency_hist20:37:442
2136997857,13cyclictest2110-21cyclictest23:08:122
2136997856,16cyclictest2110-21cyclictest19:12:472
2136997847,10cyclictest181rcu_preempt00:09:412
2136997845,7cyclictest181rcu_preempt22:50:522
2136997845,7cyclictest181rcu_preempt22:50:522
2132997862,10cyclictest19827-21runrttasks23:13:571
2136997757,7cyclictest181rcu_preempt23:18:102
2136997757,7cyclictest181rcu_preempt23:18:102
2136997756,8cyclictest181rcu_preempt00:32:522
2136997756,7cyclictest181rcu_preempt23:06:572
2136997751,18cyclictest31415-21latency22:38:072
2136997747,9cyclictest181rcu_preempt22:57:172
2136997747,10cyclictest181rcu_preempt23:59:232
2136997746,9cyclictest181rcu_preempt21:51:582
2136997740,7cyclictest181rcu_preempt00:04:192
2132997757,14cyclictest26974-21munin-run21:37:411
2119997759,12cyclictest15674-21apt-key22:12:430
2119997747,21cyclictest0-21swapper/023:08:090
211999772,59cyclictest10542-21apt-get19:32:590
2136997645,13cyclictest181rcu_preempt19:32:442
2136997644,14cyclictest181rcu_preempt22:58:152
2136997644,14cyclictest181rcu_preempt22:58:152
2136997643,7cyclictest181rcu_preempt00:28:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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