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2026-01-17 - 18:48
[ 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
Characteristics of the 100 highest latencies:
System rackdslot0.osadl.org (updated Sat Jan 17, 2026 12:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13808992312,10cyclictest0-21swapper/107:32:011
13802992112,3cyclictest0-21swapper/010:00:010
1380899204,2cyclictest26061-21needreboot10:20:181
13808992017,2cyclictest15360-21if_enp1s011:55:161
1380899200,4cyclictest4221-21users12:30:211
13802992019,0cyclictest0-21swapper/012:10:170
1381599193,15cyclictest3979-21H222:10:212
13815991916,2cyclictest4099-21H222:10:212
13815991916,2cyclictest4035-21H222:10:212
1381599190,1cyclictest0-21swapper/208:45:012
1381599190,18cyclictest26181-21cron11:17:002
1381599190,16cyclictest3985-21H222:10:212
1381599190,16cyclictest3983-21H222:10:212
1380899193,11cyclictest4581-21gpgv07:50:011
1380899192,16cyclictest20878-21ps10:10:201
1380899192,16cyclictest0-21swapper/111:40:021
1380899192,15cyclictest0-21swapper/110:00:011
1380899190,2cyclictest30289-21cat10:30:001
1380899190,2cyclictest29986-21latency_hist08:35:001
1380899190,18cyclictest0-21swapper/108:10:151
1380899190,17cyclictest22311-21tr10:15:131
1380899190,17cyclictest0-21swapper/108:08:241
1380299194,14cyclictest9-21ksoftirqd/010:42:130
13802991915,2cyclictest28848-21nfsd410:25:190
1380299190,16cyclictest3991-21H222:10:210
1381599183,15cyclictest28-21ksoftirqd/209:58:372
13815991816,1cyclictest0-21swapper/212:36:192
13815991815,2cyclictest9259-21awk09:50:172
13815991815,2cyclictest28955-21expr08:30:182
13815991815,2cyclictest0-21swapper/209:15:452
13815991814,3cyclictest3979-21H222:10:212
1381599181,16cyclictest24896-21/usr/sbin/munin10:20:212
1381599180,3cyclictest3989-21H222:10:212
1381599180,2cyclictest3989-21H222:10:212
1381599180,16cyclictest3987-21H222:10:212
1381599180,16cyclictest3983-21H222:10:212
1380899182,16cyclictest0-21swapper/107:22:261
13808991816,1cyclictest0-21swapper/111:26:321
13808991816,1cyclictest0-21swapper/109:02:321
13808991815,2cyclictest4099-21H222:10:211
13808991814,3cyclictest11878-21python310:55:011
1380899181,2cyclictest31134-21awk12:25:001
1380899181,2cyclictest17470-21latency_hist09:09:591
1380899180,2cyclictest3989-21H222:10:211
1380899180,18cyclictest0-21swapper/110:42:571
1380899180,17cyclictest3983-21H222:10:211
1380899180,17cyclictest1351-21lxd09:40:411
1380899180,17cyclictest0-21swapper/108:50:201
1380299182,1cyclictest0-21swapper/011:00:120
1380299182,15cyclictest17922chrt07:45:030
1380299182,15cyclictest0-21swapper/008:02:460
13802991816,1cyclictest9-21ksoftirqd/007:10:020
13802991816,1cyclictest10656-21cat08:55:170
13802991815,2cyclictest11352-21timerwakeupswit10:50:220
13802991814,3cyclictest2140-21apache212:20:140
13802991813,4cyclictest1685-21if_lxdbr010:35:160
1380299180,3cyclictest4035-21H222:10:210
1380299180,2cyclictest4035-21H222:10:210
1380299180,2cyclictest3991-21H222:10:210
1380299180,2cyclictest3981-21H222:10:210
1380299180,15cyclictest3991-21H222:10:210
13815991715,1cyclictest4035-21H222:10:212
13815991715,1cyclictest3979-21H222:10:212
13815991715,1cyclictest308712sleep209:31:502
13815991715,1cyclictest0-21swapper/208:09:002
13815991714,2cyclictest8999-21chrt10:49:192
13815991714,2cyclictest3991-21H222:10:212
13815991714,2cyclictest3985-21H222:10:212
13815991714,2cyclictest17541-21chrt11:03:292
13815991714,2cyclictest16422-21perf07:15:012
13815991714,2cyclictest14955-21cat11:55:142
13815991714,2cyclictest1351-21lxd11:10:412
1381599170,2cyclictest455-21plymouthd12:10:182
1381599170,2cyclictest3991-21H222:10:212
1381599170,2cyclictest3989-21H222:10:212
1381599170,2cyclictest3989-21H222:10:212
1381599170,2cyclictest3976-21H222:10:212
1381599170,2cyclictest3765-21grep12:30:202
1381599170,2cyclictest3332-21postgres10:39:142
1381599170,2cyclictest24483-21timerwakeupswit07:25:212
1381599170,2cyclictest21658-21smtp08:18:212
1381599170,2cyclictest20923-21nfsd407:20:182
1381599170,2cyclictest18713-21fschecks_count11:05:142
1381599170,2cyclictest13782-21processes09:00:212
1381599170,1cyclictest4099-21H222:10:212
1381599170,1cyclictest0-21swapper/209:45:492
1381599170,1cyclictest0-21swapper/209:45:492
1381599170,16cyclictest6788-21/usr/sbin/munin08:50:222
1381599170,16cyclictest3976-21H222:10:212
1381599170,16cyclictest31989-21fschecks_count07:40:142
1381599170,16cyclictest27340-21grep12:15:182
1381599170,16cyclictest26261-21nfsd408:25:192
1381599170,16cyclictest26261-21nfsd408:25:182
1381599170,16cyclictest26012-21fschecks_time07:30:152
1381599170,16cyclictest16748-21/usr/sbin/munin08:10:122
1381599170,16cyclictest16296-21grep09:05:182
1381599170,16cyclictest0-21swapper/211:53:132
1380899172,1cyclictest21-21ksoftirqd/111:22:451
13808991715,1cyclictest12291-21sed08:00:161
13808991715,1cyclictest0-21swapper/111:46:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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