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2026-02-12 - 08:17
[ 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 Thu Feb 12, 2026 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1503499240,19cyclictest0-21swapper/121:15:171
1502999240,19cyclictest31353-21cut21:35:000
1503499230,5cyclictest0-21swapper/120:35:021
1503499214,16cyclictest6016-21grep00:35:201
15034992118,2cyclictest399-20systemd-journal22:04:031
15034992118,2cyclictest26661-21cut20:25:211
15034992118,2cyclictest13350-21chrt23:54:001
15034992117,3cyclictest4035-21H222:10:211
1502999214,16cyclictest0-21swapper/023:20:180
1503899200,19cyclictest399-20systemd-journal19:13:552
1503499203,2cyclictest25645-21expr00:15:141
1503499203,16cyclictest30865-21cmp00:25:011
1503499203,16cyclictest25581-21chrt21:22:231
1503499203,16cyclictest23442-21sed20:20:171
1503499203,16cyclictest1979-21grep22:35:141
1503499203,16cyclictest18731-21perf22:10:021
1503499203,16cyclictest0-21swapper/100:35:001
1503499202,17cyclictest30836-21sed21:30:201
1503499202,17cyclictest14325-21grep22:55:191
1503499202,17cyclictest14325-21grep22:55:191
1503499202,17cyclictest0-21swapper/121:10:201
15034992017,2cyclictest7749-21sed19:55:021
15034992017,2cyclictest6437-21sed22:40:211
15034992017,2cyclictest25704-21cat22:20:121
15034992017,2cyclictest24881-21latency_hist22:20:001
15034992017,2cyclictest19164-21cron20:15:011
15034992017,2cyclictest18506-21expr19:15:141
15034992017,2cyclictest18373-21expr23:05:121
15034992017,2cyclictest13845-21ps21:00:201
15034992017,2cyclictest11199-21cat21:55:121
15034992017,2cyclictest10870-21latency_hist23:50:001
15034992016,3cyclictest27663-21cat23:20:151
15034992016,3cyclictest10630-21cut21:55:001
1503899192,2cyclictest12071-21chrt22:52:022
1503899192,16cyclictest1486-21snapd20:37:392
1503899190,2cyclictest22354-21apache_volume20:20:122
1503899190,16cyclictest0-21swapper/221:22:202
1503499193,15cyclictest31667-21iwlist22:30:151
1503499192,2cyclictest24801-21expr19:25:181
1503499192,16cyclictest4646-21timerwakeupswit23:35:211
1503499192,16cyclictest2965-21fschecks_count21:40:141
1503499192,16cyclictest0-21swapper/120:05:131
15034991916,2cyclictest9399-21chrt22:47:451
15034991916,2cyclictest6893-21awk23:40:171
15034991916,2cyclictest5700-21sed20:45:191
15034991916,2cyclictest4202-21find19:45:191
15034991916,2cyclictest29121-21cpuspeed_turbos19:35:131
15034991916,2cyclictest28829-21sed00:20:151
15034991916,2cyclictest21938-21sed19:20:201
15034991916,2cyclictest17540-21chrt21:09:341
15034991915,3cyclictest0-21swapper/119:40:201
15034991914,4cyclictest0-21swapper/121:25:141
1503499191,17cyclictest0-21swapper/119:30:131
15029991917,1cyclictest0-21swapper/019:31:100
15029991915,1cyclictest0-21swapper/022:57:410
15029991915,1cyclictest0-21swapper/022:57:410
1502999190,18cyclictest843-21systemd-network22:36:290
1502999190,17cyclictest17285-21grep00:00:140
1503899182,15cyclictest22297-21nfsd423:10:172
1503899182,15cyclictest0-21swapper/223:05:122
15038991816,1cyclictest0-21swapper/222:30:002
15038991815,2cyclictest0-21swapper/200:20:162
15038991814,3cyclictest0-21swapper/219:45:202
1503899181,2cyclictest3987-21H222:10:212
1503899181,1cyclictest0-21swapper/222:05:362
1503899181,16cyclictest27155-21timerandwakeup22:20:192
15038991811,4cyclictest2733-21nfsd400:30:172
1503899180,3cyclictest1517-21lxd22:44:342
1503499182,1cyclictest0-21swapper/120:55:171
1503499182,15cyclictest21-21ksoftirqd/120:11:101
1503499182,15cyclictest0-21swapper/123:30:181
1503499182,15cyclictest0-21swapper/121:35:171
1503499182,15cyclictest0-21swapper/121:35:171
15034991816,1cyclictest0-21swapper/123:15:151
15034991816,1cyclictest0-21swapper/122:50:051
15034991816,1cyclictest0-21swapper/100:15:001
15034991815,2cyclictest0-21swapper/120:00:141
15034991814,3cyclictest0-21swapper/123:55:121
15034991814,2cyclictest0-21swapper/122:25:401
1503499181,16cyclictest3976-21H222:10:211
1503499181,16cyclictest20111-21cat22:10:141
1503499181,16cyclictest0-21swapper/119:56:341
1503499180,17cyclictest0-21swapper/123:25:141
1503499180,17cyclictest0-21swapper/121:47:121
1502999182,15cyclictest0-21swapper/023:10:010
15029991816,1cyclictest30898-21cat19:35:210
15029991816,1cyclictest24843-21ntp_kernel_err21:20:180
15029991814,3cyclictest24671-21turbostat20:25:010
15029991814,1cyclictest0-21swapper/021:09:290
1502999181,16cyclictest0-21swapper/022:30:170
1502999180,17cyclictest9-21ksoftirqd/020:41:420
1502999180,17cyclictest0-21swapper/023:30:020
15038991715,1cyclictest0-21swapper/223:15:162
15038991715,1cyclictest0-21swapper/220:40:212
15038991714,2cyclictest4240-21ps23:35:192
15038991714,2cyclictest3976-21H222:10:212
15038991714,2cyclictest28273-21cat20:30:142
15038991714,2cyclictest26929-21http_loadtime21:25:152
15038991714,2cyclictest25017-21dpkg22:20:002
15038991714,2cyclictest23719-21grep19:25:142
15038991714,2cyclictest21132-21timerandwakeup00:05:192
15038991714,2cyclictest19350-21https22:10:012
15038991714,2cyclictest12702-21/usr/sbin/munin22:55:192
15038991714,2cyclictest12702-21/usr/sbin/munin22:55:192
15038991714,2cyclictest1155-21munin-plugin-st00:30:012
15038991714,2cyclictest0-21swapper/200:19:182
15038991713,3cyclictest843-21systemd-network21:40:402
1503899171,15cyclictest20402-21cat20:15:152
1503899171,15cyclictest11986-21nfsd421:55:162
1503899171,15cyclictest0-21swapper/200:10:232
1503899170,2cyclictest9620-21nfsd423:45:182
1503899170,2cyclictest30653-21chrt23:25:182
1503899170,2cyclictest17985-21/usr/sbin/munin21:10:142
1503899170,2cyclictest17198-21expr20:10:152
1503899170,2cyclictest11151-21expr20:00:142
1503899170,16cyclictest993-21dbus-daemon22:35:202
1503899170,16cyclictest3983-21H222:10:212
1503899170,16cyclictest3976-21H222:10:212
1503899170,16cyclictest3976-21H222:10:212
1503899170,16cyclictest31217-21cron21:35:002
1503899170,16cyclictest27766-21netstat23:20:162
1503899170,16cyclictest2345-21cat23:35:012
1503899170,16cyclictest18419-21expr19:15:142
1503899170,16cyclictest1486-21snapd21:05:092
1503899170,16cyclictest0-21swapper/223:55:332
1503899170,16cyclictest0-21swapper/220:55:162
1503899170,15cyclictest0-21swapper/220:50:132
1503499172,15cyclictest0-21swapper/120:41:551
15034991715,1cyclictest201rcuc/100:00:171
15034991715,1cyclictest0-21swapper/120:50:191
15034991715,1cyclictest0-21swapper/100:05:111
15034991714,2cyclictest0-21swapper/120:30:121
1503499170,16cyclictest0-21swapper/123:10:161
1502999172,15cyclictest9-21ksoftirqd/021:41:210
15029991716,1cyclictest9-21ksoftirqd/021:58:390
15029991714,2cyclictest7764-21expr22:45:150
15029991714,2cyclictest3985-21H222:10:210
15029991714,2cyclictest30463-21turbostat22:30:000
15029991714,2cyclictest27378-21munin-run20:30:010
15029991714,2cyclictest23228-21if_lxdbr000:10:170
15029991714,2cyclictest22027-21nfsd419:20:200
15029991714,2cyclictest17525-21nfsd422:05:180
15029991714,2cyclictest1551-21snapd19:12:390
15029991714,2cyclictest1515-21lxd00:30:340
15029991714,2cyclictest12696-21expr21:00:140
15029991714,2cyclictest12580-21latency_hist22:55:000
15029991714,2cyclictest12546-21open_files23:50:170
15029991713,1cyclictest0-21swapper/023:57:000
1502999171,15cyclictest4035-21H222:10:210
1502999170,2cyclictest24678-21python322:20:000
1502999170,2cyclictest22125-21ntpq21:15:180
1502999170,2cyclictest1483-21snapd20:05:090
1502999170,1cyclictest3985-21H222:10:210
1502999170,16cyclictest8993-21df23:45:140
1502999170,16cyclictest4057-21nvmesmart_nvme019:45:180
1502999170,16cyclictest23509-21proxymap19:25:050
1502999170,16cyclictest18719-21apt-get22:10:010
1502999170,16cyclictest15945-21lxd22:44:340
15038991614,1cyclictest455-21plymouthd19:55:122
15038991614,1cyclictest14980-21proc_pri22:00:202
15038991614,1cyclictest13229-21python320:05:022
15038991614,1cyclictest0-21swapper/222:45:142
15038991614,1cyclictest0-21swapper/222:30:262
15038991614,1cyclictest0-21swapper/221:50:162
15038991614,1cyclictest0-21swapper/219:50:152
15038991614,1cyclictest0-21swapper/219:35:152
15038991614,1cyclictest0-21swapper/200:35:072
15038991614,1cyclictest0-21swapper/200:00:202
15038991613,2cyclictest392-21ls19:40:162
15038991613,2cyclictest26467-21ntp_offset20:25:192
1503899160,1cyclictest0-21swapper/223:40:182
1503899160,1cyclictest0-21swapper/221:45:152
1503899160,15cyclictest13430-21missed_timers21:00:182
1503899160,15cyclictest0-21swapper/223:00:202
1503899160,15cyclictest0-21swapper/219:30:152
1503899160,0cyclictest0-21swapper/221:15:082
15029991614,1cyclictest0-21swapper/023:30:120
15029991614,1cyclictest0-21swapper/020:55:160
15029991614,1cyclictest0-21swapper/020:50:160
15029991614,1cyclictest0-21swapper/020:30:150
15029991614,1cyclictest0-21swapper/019:50:130
15029991614,1cyclictest0-21swapper/000:20:120
15029991614,1cyclictest0-21swapper/000:15:140
15029991613,2cyclictest10847-21apache_accesses20:00:110
15029991612,3cyclictest1829-21systemd-journal23:15:010
1502999160,2cyclictest0-21swapper/000:05:110
1502999160,1cyclictest0-21swapper/023:10:200
1502999160,1cyclictest0-21swapper/021:14:310
1502999160,1cyclictest0-21swapper/020:45:130
1502999160,1cyclictest0-21swapper/020:15:120
1502999160,1cyclictest0-21swapper/020:10:120
1502999160,1cyclictest0-21swapper/019:40:140
1502999160,15cyclictest9447-21ntpq21:50:190
1502999160,15cyclictest32276-21awk00:25:170
1502999160,15cyclictest26794-21/usr/sbin/munin21:25:140
1502999160,15cyclictest2584-21cpuspeed_turbos23:35:130
1502999160,15cyclictest19471-21nvmesmart_nvme019:15:190
1502999160,15cyclictest0-21swapper/023:45:000
1502999160,15cyclictest0-21swapper/021:35:140
1502999160,15cyclictest0-21swapper/021:35:140
1502999160,15cyclictest0-21swapper/019:55:120
15029991513,1cyclictest0-21swapper/022:20:150
1502999150,14cyclictest15481-21apt-get23:00:120
1502999150,14cyclictest0-21swapper/000:35:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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