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2026-02-26 - 12:00
[ 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 26, 2026 00:45:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3087399232,2cyclictest32190-21expr23:55:191
3087399231,15cyclictest0-21swapper/119:35:121
3087399230,3cyclictest0-21swapper/119:28:551
3087399230,1cyclictest273452sleep121:53:541
3087099234,13cyclictest13698-21munin-run23:25:010
30873992220,2cyclictest0-21swapper/122:10:131
30873992212,9cyclictest13575-21cat19:35:021
3087399221,20cyclictest4739-21http19:20:001
3087399220,2cyclictest3334-21sed00:00:211
3087399220,2cyclictest11685-21date20:30:001
3087399220,21cyclictest9280-21chrt22:19:501
3087399220,21cyclictest455-21plymouthd19:20:201
3087399220,21cyclictest31425-21awk20:05:171
3087399220,21cyclictest20773-21expr20:45:141
3087399220,21cyclictest0-21swapper/122:50:171
3087399220,1cyclictest0-21swapper/123:13:121
3087399220,17cyclictest0-21swapper/123:52:371
3087399220,16cyclictest31418-21if_enp1s022:00:161
3087399220,16cyclictest31418-21if_enp1s022:00:161
3087099222,3cyclictest0-21swapper/020:04:340
30870992216,5cyclictest0-21swapper/021:15:010
3087899214,2cyclictest5958-21processes00:05:192
30878992120,0cyclictest0-21swapper/223:55:162
30873992114,6cyclictest3041-21seq20:13:031
30873992113,7cyclictest13643-21python323:25:011
3087399211,15cyclictest11473-21nfsd400:15:181
30873992110,6cyclictest23233-21chrt00:36:061
3087399210,2cyclictest9954-21nfsd421:20:171
3087399210,2cyclictest23424-21cut22:45:001
3087399210,2cyclictest17283-21anvil22:35:431
3087399210,2cyclictest14369-21perf20:35:001
3087399210,20cyclictest17870-21idleruntime23:30:141
3087399210,20cyclictest11750-21ls21:25:141
3087399210,1cyclictest0-21swapper/121:10:211
3087399210,1cyclictest0-21swapper/120:35:141
3087399210,1cyclictest0-21swapper/120:05:021
3087399210,16cyclictest24621-21chrt21:48:511
3087399210,16cyclictest19950-21chrt20:44:431
3087399210,15cyclictest0-21swapper/122:55:131
3087399210,15cyclictest0-21swapper/120:15:171
3087399210,15cyclictest0-21swapper/100:30:201
3087099210,17cyclictest0-21swapper/021:29:400
30878992017,2cyclictest32764-21nfsd419:10:172
30878992016,3cyclictest0-21swapper/222:55:592
3087899200,18cyclictest10742-21nvmesmart_nvme020:25:182
3087399209,6cyclictest15201-21chrt21:30:171
30873992014,5cyclictest3991-21H222:10:211
30873992014,5cyclictest3987-21H222:10:211
30873992014,5cyclictest18109-21mailstats19:40:201
30873992014,5cyclictest16556-21if_enp1s000:25:151
30873992014,5cyclictest0-21swapper/121:05:171
3087399200,2cyclictest3981-21H222:10:211
3087399200,2cyclictest3981-21H222:10:211
3087399200,2cyclictest16365-21needreboot22:30:171
3087399200,1cyclictest0-21swapper/123:35:111
3087399200,1cyclictest0-21swapper/123:25:141
3087399200,1cyclictest0-21swapper/120:59:551
3087399200,1cyclictest0-21swapper/120:50:131
3087399200,19cyclictest32440-21if_lxdbr019:10:161
3087399200,19cyclictest0-21swapper/119:48:151
3087399200,19cyclictest0-21swapper/100:20:121
3087399200,15cyclictest9751-21expr23:15:171
3087399200,15cyclictest625-21kernelversion23:00:161
3087399200,15cyclictest0-21swapper/122:25:211
3087399200,15cyclictest0-21swapper/121:35:141
3087399200,15cyclictest0-21swapper/121:20:011
3087399200,15cyclictest0-21swapper/119:55:211
3087899193,15cyclictest28-21ksoftirqd/219:24:152
3087899192,16cyclictest0-21swapper/220:02:512
30878991917,1cyclictest0-21swapper/220:30:192
30878991914,3cyclictest9610-21smartctl19:25:192
30873991914,4cyclictest0-21swapper/123:45:211
30873991914,4cyclictest0-21swapper/119:50:131
30873991912,6cyclictest20107-21expr21:40:131
30873991912,6cyclictest0-21swapper/120:22:471
3087399190,18cyclictest0-21swapper/122:20:131
3087399190,18cyclictest0-21swapper/121:00:141
3087399190,0cyclictest0-21swapper/100:05:121
30870991914,4cyclictest843-21systemd-network20:44:390
30870991914,4cyclictest20862-21cut21:40:170
3087899189,5cyclictest0-21swapper/220:55:132
3087899182,15cyclictest25648-21kernelversion19:55:162
3087899182,15cyclictest23189-21cat23:40:132
30878991817,1cyclictest0-21swapper/221:00:132
30878991816,1cyclictest14592-21latency19:35:172
30878991815,2cyclictest31949-21nfsd422:00:182
30878991815,2cyclictest31949-21nfsd422:00:172
30878991815,2cyclictest30727-21date23:55:012
30878991815,2cyclictest23707-21grep21:45:142
30878991815,2cyclictest20749-21chrt00:34:542
30878991815,2cyclictest16586-21cat20:35:202
30878991814,3cyclictest0-21swapper/223:23:062
30878991814,3cyclictest0-21swapper/220:12:532
3087899180,2cyclictest3991-21H222:10:212
3087899180,2cyclictest24306-21latency_hist19:55:012
3087899180,17cyclictest843-21systemd-network23:27:052
3087899180,17cyclictest8254-21cat20:20:212
3087899180,17cyclictest3979-21H222:10:212
3087899180,17cyclictest25586-21chrt22:46:422
3087899180,16cyclictest4035-21H222:10:212
30873991810,4cyclictest0-21swapper/123:42:191
3087099183,1cyclictest0-21swapper/019:50:090
3087099182,15cyclictest17498-21latency_hist22:35:010
3087099182,15cyclictest16888-21needreboot00:25:170
30870991816,1cyclictest0-21swapper/023:14:100
30870991816,1cyclictest0-21swapper/019:36:520
30870991815,2cyclictest4099-21H222:10:210
30870991815,2cyclictest3976-21H222:10:210
30870991814,3cyclictest3983-21H222:10:210
3087099180,3cyclictest4099-21H222:10:210
3087099180,17cyclictest0-21swapper/020:53:020
3087099180,16cyclictest3985-21H222:10:210
3087099180,16cyclictest14674-21latency_hist20:35:000
3087099180,15cyclictest0-21swapper/022:40:440
3087899175,1cyclictest0-21swapper/221:30:142
3087899172,15cyclictest18706-21cut23:30:202
30878991715,1cyclictest0-21swapper/223:05:202
30878991715,1cyclictest0-21swapper/221:50:082
30878991715,1cyclictest0-21swapper/221:40:152
30878991714,2cyclictest5842-21/usr/sbin/munin21:15:162
30878991714,2cyclictest4035-21H222:10:212
30878991714,2cyclictest3274-21cstates21:10:142
30878991714,2cyclictest32715-21cstates23:00:132
30878991714,2cyclictest26538-21cstates22:50:132
30878991714,2cyclictest21758-21cstates00:35:122
30878991714,2cyclictest20918-21cstates20:45:142
30878991714,2cyclictest19540-21cstates19:45:142
30878991714,2cyclictest18780-21cat22:35:162
30878991714,2cyclictest17895-21expr20:40:132
30878991714,2cyclictest17757-21chrt00:26:212
30878991714,2cyclictest12280-21chrt00:16:202
30878991714,2cyclictest10429-21fschecks_time22:20:152
30878991713,1cyclictest0-21swapper/220:50:132
3087899171,15cyclictest12700-21timerandwakeup19:30:212
3087899170,2cyclictest923-21/usr/sbin/munin22:05:102
3087899170,2cyclictest9043-21expr21:20:122
3087899170,2cyclictest7599-21fschecks_count22:15:142
3087899170,2cyclictest4633-21cat20:15:152
3087899170,2cyclictest4623-21cstates22:10:132
3087899170,2cyclictest3987-21H222:10:212
3087899170,2cyclictest26295-21/usr/sbin/munin23:45:152
3087899170,2cyclictest21198-21expr22:40:132
3087899170,2cyclictest14869-21timerwakeupswit00:20:212
3087899170,16cyclictest7508-21/usr/sbin/munin00:10:082
3087899170,16cyclictest6302-21expr23:10:132
3087899170,16cyclictest32216-21apache_volume21:05:112
3087899170,16cyclictest30177-21/usr/sbin/munin20:05:162
3087899170,16cyclictest28391-21cstates21:55:142
3087899170,16cyclictest17546-21basename21:35:142
3087899170,16cyclictest15169-21/usr/sbin/munin22:30:142
3087899170,16cyclictest13177-21smartctl22:25:152
30873991713,3cyclictest0-21swapper/122:05:131
3087099172,1cyclictest9-21ksoftirqd/021:47:170
30870991715,1cyclictest0-21swapper/019:45:210
30870991714,2cyclictest8632-21egrep21:20:120
30870991714,2cyclictest4050-21latency_hist22:10:010
30870991714,2cyclictest4035-21H222:10:210
30870991714,2cyclictest3991-21H222:10:210
30870991714,2cyclictest3987-21H222:10:210
30870991714,2cyclictest3979-21H222:10:210
30870991714,2cyclictest2612-21fschecks_count19:15:140
30870991714,2cyclictest11680-21snapd23:45:090
30870991714,2cyclictest0-21swapper/000:30:180
30870991713,3cyclictest0-21swapper/021:52:140
3087099170,2cyclictest3983-21H222:10:210
3087099170,2cyclictest3979-21H222:10:210
3087099170,2cyclictest26070-21gpgv20:55:020
3087099170,2cyclictest22107-21kernelversion00:35:160
3087099170,2cyclictest15407-21latency_hist00:25:010
3087099170,16cyclictest5861-21nvmesmart_nvme000:05:180
3087099170,16cyclictest4441-21/usr/sbin/munin23:05:190
3087099170,16cyclictest4099-21H222:10:210
3087099170,16cyclictest3987-21H222:10:210
3087099170,16cyclictest20453-21/usr/sbin/munin23:35:110
3087099170,16cyclictest1478-21snapd23:30:090
3087099170,16cyclictest1372-21apt-get00:00:120
3087099170,15cyclictest14928-21cpuspeed_turbos20:35:130
30878991614,1cyclictest0-21swapper/221:25:142
30870991614,1cyclictest30922-21/usr/sbin/munin23:55:140
30870991614,1cyclictest1551-21snapd21:55:010
30870991614,1cyclictest0-21swapper/022:35:130
30870991614,1cyclictest0-21swapper/022:00:140
30870991614,1cyclictest0-21swapper/022:00:140
30870991614,1cyclictest0-21swapper/020:25:160
30870991614,1cyclictest0-21swapper/020:15:150
30870991614,1cyclictest0-21swapper/020:10:150
30870991613,2cyclictest22978-21expr23:40:130
3087099160,2cyclictest6610-21/usr/sbin/munin20:20:120
3087099160,1cyclictest993-21dbus-daemon22:15:210
3087099160,1cyclictest0-21swapper/021:00:140
3087099160,1cyclictest0-21swapper/019:55:150
3087099160,15cyclictest6545-21fschecks_time21:15:140
3087099160,15cyclictest29220-21cat23:50:150
3087099160,15cyclictest29030-21apt-key22:55:020
3087099160,15cyclictest10847-21df00:15:140
3087099160,15cyclictest0-21swapper/021:35:130
3087099160,15cyclictest0-21swapper/021:05:120
3087099160,15cyclictest0-21swapper/019:20:000
3087099160,15cyclictest0-21swapper/000:10:080
3087099150,1cyclictest4956-21fschecks_time22:10:140
3087099150,14cyclictest0-21swapper/020:05:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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