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2026-01-15 - 09:48
[ 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 Thu Jan 15, 2026 00:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5834992514,10cyclictest0-21swapper/122:35:161
583399250,8cyclictest0-21swapper/020:00:130
583499246,15cyclictest0-21swapper/120:26:281
583499240,19cyclictest2448-21perf21:00:001
583599233,11cyclictest8484-21python321:10:012
583499230,20cyclictest0-21swapper/121:25:001
583499230,20cyclictest0-21swapper/120:10:001
583499230,18cyclictest0-21swapper/100:13:431
5834992213,0cyclictest0-21swapper/119:30:151
5834992117,3cyclictest0-21swapper/119:38:161
5834992114,6cyclictest0-21swapper/123:51:491
583399210,20cyclictest19379-21grep19:35:010
5834992017,1cyclictest0-21swapper/121:10:131
5834992016,3cyclictest0-21swapper/120:45:441
583599192,16cyclictest9120-21nfsd400:00:162
583599191,17cyclictest18607-21nfsd400:15:182
583599190,18cyclictest0-21swapper/223:31:002
583499193,15cyclictest27936-21sed22:40:161
583499193,15cyclictest11771-21cstates23:10:121
583499193,15cyclictest0-21swapper/119:46:021
583499193,15cyclictest0-21swapper/119:46:011
583499192,1cyclictest0-21swapper/120:52:411
583499192,16cyclictest6802-21chrt23:56:411
583499192,16cyclictest0-21swapper/120:40:391
583499192,16cyclictest0-21swapper/100:02:221
583499192,15cyclictest0-21swapper/120:38:071
5834991917,1cyclictest0-21swapper/123:31:231
583499190,5cyclictest0-21swapper/123:20:221
583499190,18cyclictest11165-20cron19:20:001
583499190,18cyclictest0-21swapper/120:00:111
583499190,18cyclictest0-21swapper/119:29:191
583499190,16cyclictest14582-21gpg-connect-age23:15:011
583499190,16cyclictest14582-21gpg-connect-age23:15:011
5833991916,1cyclictest3979-21H222:10:210
583399191,17cyclictest9-21ksoftirqd/021:50:160
583399191,17cyclictest2775-21munin-plugin-st21:00:010
583399190,16cyclictest3991-21H222:10:210
583599182,1cyclictest67472sleep223:55:542
5835991816,1cyclictest0-21swapper/221:45:282
5835991816,1cyclictest0-21swapper/219:15:192
5835991815,2cyclictest3989-21H222:10:212
5835991814,3cyclictest3981-21H222:10:212
5835991814,3cyclictest1515-21lxd19:22:492
583599181,16cyclictest0-21swapper/220:55:202
583599180,3cyclictest1377-21lxd22:36:502
583599180,2cyclictest15105-21missed_timers00:10:172
583599180,17cyclictest3985-21H222:10:212
583599180,16cyclictest1551-21snapd23:20:082
583499183,15cyclictest2344-21sendmail-mta22:54:261
583499182,1cyclictest152142sleep122:18:061
5834991816,1cyclictest0-21swapper/121:45:231
5834991814,3cyclictest3981-21H222:10:211
583499181,2cyclictest9241-21mailstats20:10:191
583499181,2cyclictest7825-21cat21:05:221
583499181,2cyclictest7739-21expr22:05:121
583499181,2cyclictest5265-21chrt22:57:391
583499181,2cyclictest4378-21nfsd421:00:171
583499181,2cyclictest29981-21cstates22:45:141
583499181,2cyclictest22442-21chrt23:29:341
583499181,2cyclictest12204-21cat20:15:221
583499181,1cyclictest0-21swapper/119:59:151
583499181,16cyclictest27277-21sendmail_mailqu21:40:201
583499181,16cyclictest24095-21grep00:25:171
583499180,3cyclictest14404-21cut20:20:181
583499180,3cyclictest12532-21fschecks_count21:15:161
583499180,2cyclictest3976-21H222:10:211
583499180,16cyclictest0-21swapper/100:16:401
583399182,2cyclictest3754-21timerwakeupswit21:55:200
583399182,15cyclictest9-21ksoftirqd/023:01:220
5833991816,1cyclictest0-21swapper/023:05:440
5833991814,3cyclictest3976-21H222:10:210
5833991814,3cyclictest28004-21lxd22:20:490
583599172,1cyclictest3987-21H222:10:212
5835991715,1cyclictest0-21swapper/220:15:152
5835991714,2cyclictest5739-21latency_hist21:05:012
5835991714,2cyclictest4914-21tr20:05:132
5835991714,2cyclictest2872-21systemd-logind00:25:512
5835991714,2cyclictest2725-21gnome-shell19:50:092
5835991714,2cyclictest24857-21fschecks_time20:40:142
5835991714,2cyclictest11483-21grep22:10:172
5835991714,2cyclictest1035-21thermald22:05:192
5835991714,2cyclictest0-21swapper/221:50:112
5835991713,3cyclictest0-21swapper/221:27:022
583599171,1cyclictest8842chrt19:56:152
583599171,15cyclictest0-21swapper/222:15:212
583599170,2cyclictest3989-21H222:10:212
583599170,2cyclictest339-21cut23:45:182
583599170,2cyclictest1794-21tr21:55:122
583599170,16cyclictest6004-21expr22:00:172
583599170,16cyclictest4036-21H222:10:212
583599170,16cyclictest3985-21H222:10:212
583599170,16cyclictest3981-21H222:10:212
583599170,16cyclictest3070-21cpuspeed_turbos22:55:132
583599170,16cyclictest30239-21df22:45:142
583599170,16cyclictest23977-21needreboot21:35:162
583599170,16cyclictest21802-21sensors23:25:192
583599170,16cyclictest20205-21cpuspeed_turbos21:30:142
583599170,16cyclictest20195-21apt-get19:35:112
583599170,16cyclictest17041-21perf23:20:002
583599170,16cyclictest17041-21perf23:20:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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