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2026-02-25 - 14:32
[ 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 Wed Feb 25, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18159212113,78sleep118165-21/usr/sbin/munin19:01:491
18159212113,78sleep118165-21/usr/sbin/munin19:01:491
1809321199,70sleep218142-21cstates19:01:462
1809321199,70sleep218142-21cstates19:01:462
19631991123,65cyclictest10782-21apt-get00:16:392
196239910378,17cyclictest15576-21ssh21:41:511
196099910325,55cyclictest352-21runrttasks22:37:210
196099910325,55cyclictest352-21runrttasks22:37:210
196099910134,43cyclictest0-21swapper/022:41:360
19631991007,50cyclictest28205-21ssh22:56:442
19631991003,60cyclictest12995-21ssh22:31:432
196099910030,63cyclictest8097-21ssh21:29:200
196099910030,63cyclictest8097-21ssh21:29:200
19609999934,25cyclictest26272-21ps23:46:570
19609999832,29cyclictest3585-21sh00:03:000
19609999829,29cyclictest4797-21ssh22:17:040
19609999761,26cyclictest32264-21apt-get19:46:400
19609999715,48cyclictest0-21swapper/000:31:410
19609999660,26cyclictest12155-21apt-get21:36:350
19609999624,35cyclictest0-21swapper/023:16:560
19609999624,35cyclictest0-21swapper/023:16:560
19623999548,9cyclictest181rcu_preempt21:00:171
19623999548,9cyclictest181rcu_preempt21:00:171
19609999534,26cyclictest24117-21/usr/sbin/munin21:57:000
19609999530,39cyclictest644-21/usr/sbin/munin22:11:530
19609999530,29cyclictest10509-21rm00:15:430
19609999530,29cyclictest10509-21rm00:15:430
19609999529,29cyclictest17794-21/usr/sbin/munin20:41:560
19609999529,29cyclictest17794-21/usr/sbin/munin20:41:560
19631999473,14cyclictest19140-21cron20:46:252
19631999473,14cyclictest19140-21cron20:46:252
19631999471,16cyclictest9095-21ssh00:12:012
19631999471,16cyclictest9095-21ssh00:12:012
1960999943,56cyclictest12954-21apt-get22:31:540
19609999431,23cyclictest10313-21ntpq22:26:540
19609999431,23cyclictest10313-21ntpq22:26:540
19609999418,40cyclictest21884-21rm22:46:320
19609999331,26cyclictest18298-21ssh21:46:430
19609999330,23cyclictest8627-21xargs20:11:590
19609999327,27cyclictest25377-21taskset19:24:200
19609999327,22cyclictest23872-21taskset19:20:420
19609999324,31cyclictest28774-21idleruntime-cro19:36:250
19609999324,31cyclictest28774-21idleruntime-cro19:36:250
19609999323,33cyclictest24802-21fschecks_count21:02:460
1963199925,32cyclictest12155-21apt-get21:36:402
19609999229,26cyclictest8075-21runrttasks22:22:530
19609999229,26cyclictest8075-21runrttasks22:22:530
19609999227,29cyclictest0-21swapper/021:51:580
19631999168,16cyclictest277-21dbus-daemon22:06:272
19609999132,23cyclictest21579-21ssh23:39:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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