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2026-02-08 - 21:05
[ 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 792 highest latencies:
System rackdslot0.osadl.org (updated Sun Feb 08, 2026 12:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30544993414,19cyclictest20277-21sort08:45:000
3054499287,2cyclictest15231-21tr11:25:140
3054499280,5cyclictest0-21swapper/009:24:110
3054499280,5cyclictest0-21swapper/008:51:030
30545992516,5cyclictest0-21swapper/110:16:171
30545992513,6cyclictest19144-21/usr/sbin/munin09:40:141
30544992514,9cyclictest1829-21systemd-journal07:25:020
3054599240,1cyclictest0-21swapper/110:07:371
3054799230,5cyclictest0-21swapper/212:20:202
3054599233,1cyclictest0-21swapper/112:10:001
3054599232,1cyclictest0-21swapper/107:24:221
3054599232,16cyclictest29074-21tr09:00:141
3054599230,3cyclictest20100-21sshd08:43:351
3054599230,3cyclictest0-21swapper/110:15:011
30544992313,4cyclictest0-21swapper/011:45:190
30544992313,4cyclictest0-21swapper/009:45:180
30544992313,4cyclictest0-21swapper/009:45:170
3054499231,1cyclictest116002sleep008:26:320
3054499230,2cyclictest20158-21date10:36:360
3054499230,22cyclictest30022-21expr10:55:140
30545992214,7cyclictest23239-21/usr/sbin/munin12:35:181
30545992213,3cyclictest0-21swapper/109:19:561
3054599221,16cyclictest12983-21smtpd09:29:591
3054599220,2cyclictest11361-21awk07:30:161
3054499221,20cyclictest200222sleep011:33:500
3054499220,2cyclictest9410-21sendmail-mta10:19:230
3054499220,2cyclictest4472-21chrt09:10:540
3054499220,20cyclictest16726-21ntp_kernel_err10:30:190
3054499220,16cyclictest6383-21cat08:19:560
3054499220,16cyclictest32294-21find08:08:590
3054799217,13cyclictest0-21swapper/212:10:512
30547992111,5cyclictest0-21swapper/211:49:592
30545992115,5cyclictest13587-21cpuspeed_turbos07:35:131
30545992114,6cyclictest14187-21find10:25:191
30545992114,5cyclictest563-21awk11:55:181
3054599211,2cyclictest11140-21chrt12:15:071
3054599210,3cyclictest7431-21sed11:10:171
3054599210,2cyclictest834-21cat10:04:591
3054599210,2cyclictest5970-21dpkg11:10:001
3054599210,2cyclictest14155-21expr12:20:131
3054599210,20cyclictest445-21ls11:00:141
3054599210,20cyclictest0-21swapper/108:55:161
3054599210,1cyclictest0-21swapper/107:26:411
3054599210,15cyclictest21118-21sed12:30:221
3054599210,15cyclictest0-21swapper/109:45:161
3054599210,15cyclictest0-21swapper/109:45:151
3054599210,15cyclictest0-21swapper/108:15:021
3054499212,15cyclictest0-21swapper/012:38:590
30544992114,6cyclictest28915-21apt-get11:50:120
30544992114,6cyclictest0-21swapper/011:55:160
30544992113,7cyclictest1057-21cron07:25:010
30544992113,7cyclictest0-21swapper/012:20:260
30544992113,6cyclictest399-20systemd-journal08:35:010
3054499210,2cyclictest27291-21python309:55:010
3054499210,2cyclictest27263-21cat10:50:150
3054499210,20cyclictest26747-21fschecks_time08:55:140
3054499210,20cyclictest0-21swapper/009:15:170
3054499210,1cyclictest0-21swapper/012:15:160
3054499210,1cyclictest0-21swapper/012:10:180
3054499210,1cyclictest0-21swapper/011:15:130
3054499210,1cyclictest0-21swapper/009:55:170
3054499210,19cyclictest12093-21grep07:30:190
3054499210,16cyclictest32726-21timerwakeupswit07:10:230
3054499210,16cyclictest31008-21seq09:03:240
3054499210,16cyclictest25460-21nfsd410:45:170
3054499210,15cyclictest7557-21chrt12:09:220
3054499210,15cyclictest19668-21expr12:30:130
3054499210,15cyclictest0-21swapper/011:09:190
3054499210,15cyclictest0-21swapper/010:10:150
3054499210,14cyclictest0-21swapper/010:44:510
3054799202,17cyclictest0-21swapper/207:56:262
30545992014,5cyclictest0-21swapper/112:25:211
30545992014,5cyclictest0-21swapper/111:45:011
30545992014,4cyclictest0-21swapper/110:50:171
30545992013,6cyclictest29169-21cstates11:50:141
30545992013,6cyclictest26784-21latency_hist10:50:011
30545992012,7cyclictest22570-21sed07:50:141
3054599200,2cyclictest16148-21apache_processe09:35:121
3054599200,1cyclictest15230-21tr11:25:141
3054599200,1cyclictest0-21swapper/112:00:171
3054599200,1cyclictest0-21swapper/109:50:011
3054599200,1cyclictest0-21swapper/108:50:161
3054599200,1cyclictest0-21swapper/108:35:001
3054599200,19cyclictest7407-21cat08:20:121
3054599200,19cyclictest16274-21apache_processe07:40:111
3054599200,19cyclictest0-21swapper/111:30:121
3054599200,19cyclictest0-21swapper/110:40:121
3054599200,19cyclictest0-21swapper/109:21:151
3054599200,19cyclictest0-21swapper/108:27:101
3054599200,19cyclictest0-21swapper/107:18:531
3054599200,16cyclictest4035-21H222:10:211
3054599200,15cyclictest2260-21cpuspeed_turbos09:10:131
3054599200,15cyclictest17055-21chrt08:36:421
3054599200,15cyclictest0-21swapper/108:00:161
3054599200,14cyclictest0-21swapper/107:59:381
30544992016,3cyclictest0-21swapper/007:35:160
30544992014,5cyclictest31251-21expr10:00:130
30544992014,5cyclictest0-21swapper/011:35:120
30544992014,5cyclictest0-21swapper/009:05:170
30544992014,5cyclictest0-21swapper/007:51:060
30544992011,8cyclictest12438-21cat09:25:220
30544992011,5cyclictest0-21swapper/008:33:410
3054499200,1cyclictest0-21swapper/011:20:120
3054499200,1cyclictest0-21swapper/010:07:480
3054499200,1cyclictest0-21swapper/009:40:140
3054499200,19cyclictest0-21swapper/012:25:240
3054499200,19cyclictest0-21swapper/010:25:200
3054499200,19cyclictest0-21swapper/007:40:130
3054799192,16cyclictest497-21chrt10:03:092
3054799192,16cyclictest10103-21chrt07:28:522
30547991913,4cyclictest0-21swapper/209:35:012
30545991914,4cyclictest21-21ksoftirqd/111:35:211
30545991914,4cyclictest0-21swapper/111:20:131
30545991914,4cyclictest0-21swapper/110:30:141
30545991914,4cyclictest0-21swapper/109:32:471
30545991913,5cyclictest0-21swapper/111:45:201
30545991912,6cyclictest3802-21gpgconf08:15:011
3054599191,0cyclictest0-21swapper/109:59:161
3054599190,1cyclictest0-21swapper/111:15:161
3054599190,1cyclictest0-21swapper/110:55:171
3054599190,1cyclictest0-21swapper/107:10:221
3054599190,18cyclictest0-21swapper/112:11:161
3054599190,18cyclictest0-21swapper/108:45:141
3054599190,18cyclictest0-21swapper/108:05:171
3054599190,15cyclictest326-21nfsd409:05:221
3054599190,0cyclictest0-21swapper/110:36:061
30544991914,4cyclictest0-21swapper/012:02:480
30544991914,4cyclictest0-21swapper/008:45:140
30544991913,5cyclictest1972-21nfsd408:10:170
30544991913,5cyclictest0-21swapper/007:55:150
30544991912,6cyclictest0-21swapper/007:15:150
30544991911,7cyclictest14118-21grep09:30:120
3054499190,1cyclictest0-21swapper/008:00:220
3054499190,18cyclictest0-21swapper/011:45:010
3054499190,18cyclictest0-21swapper/011:10:170
3054499190,18cyclictest0-21swapper/010:20:160
3054499190,15cyclictest3985-21H222:10:210
3054799182,15cyclictest293342chrt08:01:362
30547991815,2cyclictest12912-21chrt07:34:452
30547991814,3cyclictest18622-21grep09:40:002
30547991813,4cyclictest31275-21cat09:05:012
3054799181,1cyclictest0-21swapper/212:34:502
3054799180,17cyclictest7320-21dpkg07:25:012
3054799180,17cyclictest3884-21wc09:10:202
3054799180,16cyclictest8885-21python311:15:012
3054599180,14cyclictest0-21swapper/110:20:171
30544991814,3cyclictest0-21swapper/009:35:150
30544991813,4cyclictest0-21swapper/008:20:190
3054499180,0cyclictest0-21swapper/011:01:300
30547991715,1cyclictest0-21swapper/211:50:222
30547991714,2cyclictest6744-21munin-plugin-st08:20:002
30547991714,2cyclictest28177-21sshd08:57:162
30547991714,2cyclictest20646-21cat07:45:202
30547991714,2cyclictest16703-21grep10:30:172
30547991714,2cyclictest14002-21ntp_kernel_err10:25:162
30547991714,2cyclictest13503-21nfsd408:30:172
30547991714,2cyclictest11932-21chrt10:21:192
30547991714,2cyclictest1137-21/usr/sbin/munin10:05:112
3054799170,2cyclictest8355-21processes08:20:192
3054799170,2cyclictest757-21cstates08:10:122
3054799170,2cyclictest22564-21idleruntime09:45:162
3054799170,2cyclictest22564-21idleruntime09:45:162
3054799170,2cyclictest22450-21timerandwakeup08:45:222
3054799170,2cyclictest18151-21cpuspeed_turbos10:35:142
3054799170,2cyclictest11099-21proc_pri11:15:202
3054799170,16cyclictest8695-21cut10:15:212
3054799170,16cyclictest863-21avahi-daemon08:35:202
3054799170,16cyclictest3233-21latency12:00:152
3054799170,16cyclictest30608-21df08:05:152
3054799170,16cyclictest29945-21seq10:55:142
3054799170,16cyclictest25694-21turbostat08:55:002
3054799170,16cyclictest24018-21expr11:40:132
3054799170,16cyclictest23976-21cat10:45:012
3054799170,16cyclictest20077-21chrt08:43:172
3054799170,16cyclictest18376-21grep12:25:242
3054799170,16cyclictest12282-21missed_timers12:15:192
3054799170,16cyclictest11515-21vmstat08:25:222
3054799170,16cyclictest0-21swapper/211:29:062
30547991614,1cyclictest0-21swapper/212:35:182
30547991614,1cyclictest0-21swapper/210:45:172
30547991614,1cyclictest0-21swapper/209:55:122
30547991614,1cyclictest0-21swapper/209:50:132
30547991614,1cyclictest0-21swapper/209:40:272
30547991614,1cyclictest0-21swapper/207:50:142
30547991614,1cyclictest0-21swapper/207:35:162
30547991614,1cyclictest0-21swapper/207:17:312
30547991614,1cyclictest0-21swapper/207:10:182
30547991613,2cyclictest10984-21expr09:25:132
3054799160,1cyclictest5252-21cpu09:15:172
3054799160,1cyclictest28479-21pzem_current10:50:202
3054799160,15cyclictest785-21sort11:00:162
3054799160,15cyclictest32149-21df09:05:172
3054799160,15cyclictest17803-21/usr/sbin/munin11:30:142
3054799160,15cyclictest14354-21chrt11:20:382
3054799160,15cyclictest0-21swapper/212:05:142
3054799160,15cyclictest0-21swapper/211:55:142
3054799160,15cyclictest0-21swapper/211:40:012
3054799160,15cyclictest0-21swapper/211:05:142
3054799160,15cyclictest0-21swapper/210:10:222
30547991513,1cyclictest0-21swapper/207:40:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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