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2026-01-28 - 06:04
[ 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 highest latencies:
System rackdslot0.osadl.org (updated Wed Jan 28, 2026 00:46:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1823399253,18cyclictest29173-21sed22:20:000
18235992320,2cyclictest8392-21ntp_kernel_err00:30:192
18235992320,2cyclictest8392-21ntp_kernel_err00:30:192
1823499230,5cyclictest0-21swapper/120:30:131
1823599220,21cyclictest0-21swapper/219:40:412
1823499220,19cyclictest0-21swapper/121:36:571
18234992118,2cyclictest29201-21cut21:20:171
18235992017,1cyclictest0-21swapper/222:43:062
18234992016,3cyclictest0-21swapper/123:00:011
1823499200,1cyclictest0-21swapper/119:55:211
1823499200,19cyclictest0-21swapper/123:25:111
18233992018,1cyclictest9-21ksoftirqd/019:40:420
18235991917,1cyclictest28-21ksoftirqd/221:50:362
18235991917,1cyclictest28-21ksoftirqd/219:34:562
18235991917,1cyclictest0-21swapper/220:55:142
18235991916,1cyclictest0-21swapper/200:22:132
18235991915,3cyclictest0-21swapper/220:12:012
18235991915,3cyclictest0-21swapper/200:04:432
18235991914,2cyclictest4035-21H222:10:212
1823599190,2cyclictest3987-21H222:10:212
1823599190,1cyclictest0-21swapper/223:30:172
1823599190,16cyclictest4035-21H222:10:212
1823599190,16cyclictest3991-21H222:10:212
1823599190,16cyclictest3983-21H222:10:212
1823499193,1cyclictest25148-21sed19:20:151
1823499193,1cyclictest25148-21sed19:20:151
1823499193,15cyclictest19633-21grep23:00:131
1823499191,17cyclictest3404-21grep22:30:151
1823499190,1cyclictest12251-21perf00:40:001
1823499190,17cyclictest3991-21H222:10:211
1823499190,16cyclictest3976-21H222:10:211
1823399192,2cyclictest18178-21chrt23:52:520
1823399192,16cyclictest866-21seq23:24:000
18233991917,1cyclictest0-21swapper/000:09:050
18233991914,3cyclictest3989-21H222:10:210
1823399190,18cyclictest0-21swapper/020:23:120
1823399190,15cyclictest0-21swapper/023:30:160
18235991816,1cyclictest28-21ksoftirqd/222:26:122
18235991816,1cyclictest28-21ksoftirqd/200:06:522
18235991816,1cyclictest0-21swapper/222:00:522
18235991814,3cyclictest1485-21snapd23:22:382
18235991814,3cyclictest1348-21lxd20:28:482
1823599181,16cyclictest993-21dbus-daemon22:50:192
1823599181,16cyclictest3981-21H222:10:212
18235991811,6cyclictest30957-21ps22:20:192
1823599180,2cyclictest3985-21H222:10:212
1823599180,2cyclictest3983-21H222:10:212
1823599180,2cyclictest3983-21H222:10:212
1823599180,2cyclictest3976-21H222:10:212
1823599180,2cyclictest3976-21H222:10:212
1823599180,17cyclictest0-21swapper/219:36:322
1823599180,16cyclictest3979-21H222:10:212
1823599180,16cyclictest2317-21debian-sa120:35:002
1823499182,2cyclictest1260-21cpuspeed_turbos00:20:131
1823499182,1cyclictest272102sleep121:16:501
1823499182,15cyclictest24674-21expr00:05:151
1823499182,15cyclictest21-21ksoftirqd/122:24:001
18234991817,1cyclictest21-21ksoftirqd/121:46:581
18234991816,1cyclictest305502sleep123:19:211
18234991816,1cyclictest21-21ksoftirqd/122:36:501
18234991815,2cyclictest3981-21H222:10:211
18234991814,2cyclictest3987-21H222:10:211
1823499181,2cyclictest32422-21/usr/sbin/munin23:20:171
1823499181,2cyclictest27420-21expr19:25:131
1823499181,2cyclictest24275-21timerwakeupswit21:10:211
1823499181,2cyclictest22740-21chrt22:06:491
1823499180,3cyclictest25173-21perf23:09:591
1823499180,2cyclictest3991-21H222:10:211
1823499180,2cyclictest3989-21H222:10:211
1823499180,15cyclictest3985-21H222:10:211
1823399182,15cyclictest3981-21H222:10:210
18233991816,1cyclictest11990-21grep22:45:150
18233991816,1cyclictest0-21swapper/000:35:190
18233991814,3cyclictest8462-21/usr/sbin/munin00:30:200
18233991814,3cyclictest8462-21/usr/sbin/munin00:30:200
18233991814,3cyclictest0-21swapper/020:45:140
18233991813,2cyclictest4035-21H222:10:210
1823399180,2cyclictest3985-21H222:10:210
1823399180,17cyclictest3991-21H222:10:210
1823399180,17cyclictest3985-21H222:10:210
1823399180,17cyclictest3985-21H222:10:210
1823399180,17cyclictest11680-21snapd22:40:090
1823399180,16cyclictest3979-21H222:10:210
1823399180,16cyclictest0-21swapper/023:02:060
1823399180,15cyclictest3983-21H222:10:210
18235991715,1cyclictest23345-21cron19:17:012
18235991715,1cyclictest0-21swapper/221:32:182
18235991715,1cyclictest0-21swapper/221:32:172
18235991715,1cyclictest0-21swapper/220:40:142
18235991715,1cyclictest0-21swapper/200:35:212
18235991714,2cyclictest3989-21H222:10:212
18235991714,2cyclictest3985-21H222:10:212
18235991714,2cyclictest3981-21H222:10:212
18235991714,2cyclictest31928-21cpuspeed_turbos20:30:132
18235991714,2cyclictest1375-21munin-node23:15:132
18235991714,1cyclictest0-21swapper/221:11:292
18235991713,3cyclictest3983-21H222:10:212
18235991713,2cyclictest26310-21http_loadtime23:10:162
1823599171,1cyclictest0-21swapper/221:46:532
1823599171,15cyclictest0-21swapper/220:45:252
1823599170,2cyclictest4035-21H222:10:212
1823599170,2cyclictest3987-21H222:10:212
1823599170,2cyclictest3983-21H222:10:212
1823599170,2cyclictest3981-21H222:10:212
1823599170,2cyclictest3981-21H222:10:212
1823599170,2cyclictest3979-21H222:10:212
1823599170,2cyclictest13520-21cpuspeed_turbos23:45:172
1823599170,1cyclictest0-21swapper/219:10:202
1823599170,16cyclictest8410-21idleruntime23:35:122
1823599170,16cyclictest4962-21cut00:25:122
1823599170,16cyclictest3989-21H222:10:212
1823599170,16cyclictest26751-21readlink21:15:222
1823599170,16cyclictest26380-21apache_volume20:20:132
1823599170,16cyclictest19551-21apache_volume23:00:102
1823599170,16cyclictest17317-21cat21:00:142
1823599170,16cyclictest11328-21/usr/sbin/munin20:50:132
18234991715,1cyclictest14989-21kernelversion20:55:171
18234991715,1cyclictest0-21swapper/123:34:541
18234991715,1cyclictest0-21swapper/120:04:261
18234991714,2cyclictest3989-21H222:10:211
18234991714,2cyclictest3989-21H222:10:211
18234991714,2cyclictest3979-21H222:10:211
18234991714,2cyclictest27957-21cat00:10:151
18234991714,2cyclictest22302-21nvmesmart_nvme020:10:201
18234991714,2cyclictest18459-21expr21:00:211
1823499171,1cyclictest21-21ksoftirqd/119:15:111
1823499171,15cyclictest0-21swapper/122:10:021
1823499170,2cyclictest9670-21/usr/sbin/munin22:40:161
1823499170,2cyclictest8085-21expr23:35:121
1823499170,2cyclictest4895-21sed20:35:201
1823499170,2cyclictest423-21seq19:35:131
1823499170,2cyclictest30898-21/usr/sbin/munin21:25:131
1823499170,2cyclictest30527-21cut19:30:151
1823499170,2cyclictest25961-21perf20:20:011
1823499170,2cyclictest14116-21cpuspeed_turbos22:50:131
1823499170,2cyclictest13273-21/usr/sbin/munin20:50:211
1823499170,2cyclictest12467-21/usr/sbin/munin21:50:111
1823499170,2cyclictest0-21swapper/123:55:131
1823499170,1cyclictest0-21swapper/120:25:001
1823499170,17cyclictest0-21swapper/100:25:091
1823499170,16cyclictest8569-21pzem_voltage00:30:211
1823499170,16cyclictest8569-21pzem_voltage00:30:211
1823499170,16cyclictest8236-21nfsd421:40:171
1823499170,16cyclictest6535-21gpgconf19:45:001
1823499170,16cyclictest3991-21H222:10:211
1823499170,16cyclictest3991-21H222:10:211
1823499170,16cyclictest3989-21H222:10:211
1823499170,16cyclictest21333-21sed21:05:191
1823499170,16cyclictest18544-21apache_volume19:10:121
1823499170,16cyclictest1516-21lxd19:44:481
1823399172,1cyclictest0-21swapper/000:20:120
18233991715,1cyclictest8059-21cat21:40:160
18233991715,1cyclictest3979-21H222:10:210
18233991715,1cyclictest26666-21taskset19:24:220
18233991715,1cyclictest26666-21taskset19:24:220
18233991715,1cyclictest0-21swapper/000:27:470
18233991714,2cyclictest968-21apache_volume21:30:120
18233991714,2cyclictest968-21apache_volume21:30:120
18233991714,2cyclictest9458-21egrep19:50:110
18233991714,2cyclictest3989-21H222:10:210
18233991714,2cyclictest3989-21H222:10:210
18233991714,2cyclictest28545-21ntpq19:25:190
18233991714,2cyclictest20750-21/usr/sbin/munin21:05:160
18233991714,2cyclictest20470-21munin-run20:10:010
18233991714,2cyclictest19450-21/usr/sbin/munin19:10:170
18233991714,2cyclictest17402-21df21:00:150
18233991714,2cyclictest1550-21snapd21:55:090
18233991714,2cyclictest1550-21snapd21:55:090
18233991714,2cyclictest11491-21expr20:50:130
1823399171,2cyclictest4035-21H222:10:210
1823399170,3cyclictest3979-21H222:10:210
1823399170,2cyclictest4099-21H222:10:210
1823399170,2cyclictest4099-21H222:10:210
1823399170,2cyclictest3991-21H222:10:210
1823399170,2cyclictest3981-21H222:10:210
1823399170,2cyclictest3976-21H222:10:210
1823399170,16cyclictest4035-21H222:10:210
1823399170,16cyclictest3989-21H222:10:210
1823399170,16cyclictest3979-21H222:10:210
1823399170,16cyclictest19002-21cut23:55:130
1823399170,16cyclictest1517-21lxd20:18:480
1823399170,16cyclictest14027-21sed19:55:220
1823399170,16cyclictest11263-21grep23:40:130
1823399170,15cyclictest3989-21H222:10:210
1823399170,15cyclictest0-21swapper/000:10:340
18235991614,1cyclictest0-21swapper/200:10:002
18235991613,2cyclictest23924-21cat20:15:142
1823599160,15cyclictest4123-21apache_processe21:35:112
1823599160,15cyclictest0-21swapper/222:35:112
1823599160,15cyclictest0-21swapper/221:55:152
1823599160,15cyclictest0-21swapper/221:55:142
1823599160,15cyclictest0-21swapper/221:40:192
1823499160,15cyclictest3981-21H222:10:211
1823499160,15cyclictest0-21swapper/121:55:111
1823499160,15cyclictest0-21swapper/121:55:111
1823499160,15cyclictest0-21swapper/120:40:111
1823499160,15cyclictest0-21swapper/120:25:141
18233991614,1cyclictest28369-21cat21:20:120
18233991614,1cyclictest0-21swapper/023:15:140
18233991613,2cyclictest30614-21idleruntime19:30:140
18233991613,2cyclictest21728-21memory22:05:170
1823399160,2cyclictest4751-21fschecks_count21:35:130
1823399160,1cyclictest0-21swapper/022:55:180
1823399160,1cyclictest0-21swapper/019:45:170
1823399160,15cyclictest3985-21H222:10:210
1823399160,15cyclictest24114-21cpuspeed_turbos22:10:120
1823399160,15cyclictest0-21swapper/022:00:210
1823399160,15cyclictest0-21swapper/020:30:130
1823399160,15cyclictest0-21swapper/020:10:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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