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2026-02-14 - 05:31
[ 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 Sat Feb 14, 2026 00:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16162993229,2cyclictest0-21swapper/100:20:151
16162992827,0cyclictest0-21swapper/123:55:171
16162992726,0cyclictest0-21swapper/123:45:471
1616699234,13cyclictest0-21swapper/221:00:142
1616699234,13cyclictest0-21swapper/221:00:132
16162992314,5cyclictest0-21swapper/121:10:191
1616299220,21cyclictest843-21systemd-network21:22:031
16162992112,0cyclictest0-21swapper/122:35:141
1615699210,20cyclictest843-21systemd-network23:39:580
1616299204,2cyclictest21955-21nfsd420:15:181
16162992017,2cyclictest17403-21turbostat22:05:001
16162992016,3cyclictest0-21swapper/122:12:231
16162992011,0cyclictest0-21swapper/120:50:561
1616299200,19cyclictest0-21swapper/121:45:191
16156992010,5cyclictest3239-21sed19:45:010
1616699194,1cyclictest15589-21awk22:55:192
1616699193,15cyclictest28-21ksoftirqd/220:45:132
1616699192,3cyclictest0-21swapper/223:31:362
16162991917,1cyclictest0-21swapper/120:25:221
16162991916,2cyclictest5299-21needreboot21:40:171
16162991916,2cyclictest4780-21ntpq00:30:171
16162991915,3cyclictest0-21swapper/120:46:461
16162991914,4cyclictest27108-21cat19:30:011
16156991916,2cyclictest13127-21basename22:50:210
16156991915,3cyclictest0-21swapper/022:05:490
1615699190,1cyclictest0-21swapper/021:41:310
1615699190,16cyclictest25840-21nfsd419:25:170
1616699182,15cyclictest0-21swapper/223:04:302
1616699182,15cyclictest0-21swapper/222:02:542
16166991815,2cyclictest17245-21cat20:10:012
16166991812,5cyclictest0-21swapper/221:29:562
1616699181,16cyclictest0-21swapper/223:40:002
1616299182,15cyclictest313122sleep120:30:401
1616299182,15cyclictest10732-21cat19:55:191
1616299182,15cyclictest0-21swapper/120:55:131
16162991816,1cyclictest21-21ksoftirqd/121:05:471
16162991816,1cyclictest0-21swapper/123:10:141
16162991815,2cyclictest7682-21mailstats22:40:201
16162991814,3cyclictest7664-21grep19:50:181
16162991814,3cyclictest0-21swapper/121:38:031
16162991814,3cyclictest0-21swapper/120:40:011
16162991814,3cyclictest0-21swapper/119:38:461
16162991813,3cyclictest5960-21runrttasks19:49:201
1616299181,2cyclictest17497-21expr23:00:131
1616299180,18cyclictest0-21swapper/120:10:171
1616299180,16cyclictest23645-21cpuspeed_turbos22:15:121
16156991815,2cyclictest8256-21ntp_offset21:45:170
16156991815,2cyclictest23692-21smartctl21:15:180
16156991815,2cyclictest15032-21idleruntime22:55:160
16156991814,3cyclictest843-21systemd-network21:03:310
16156991814,3cyclictest843-21systemd-network21:03:300
16156991814,3cyclictest0-21swapper/022:17:190
16156991814,3cyclictest0-21swapper/020:00:180
1615699180,17cyclictest0-21swapper/022:45:180
1615699180,17cyclictest0-21swapper/022:45:170
16166991714,2cyclictest870-21systemd-logind00:36:522
16166991714,2cyclictest8447-21nfsd423:40:172
16166991714,2cyclictest843-21systemd-network21:47:162
16166991714,2cyclictest8032-21systemctl19:50:202
16166991714,2cyclictest791-21apache_processe21:35:112
16166991714,2cyclictest32606-21/usr/sbin/munin00:25:182
16166991714,2cyclictest28476-21cat00:15:212
16166991714,2cyclictest28255-21kernelversion19:30:172
16166991714,2cyclictest24067-21fschecks_time22:15:142
16166991714,2cyclictest2069-21systemd-udevd21:12:522
16166991714,2cyclictest19279-21awk20:10:192
16166991714,2cyclictest1856-21systemd-udevd22:30:512
16166991714,2cyclictest16573-21grep19:10:132
16166991714,2cyclictest1550-21snapd23:55:082
16166991714,2cyclictest1522-21lxd23:20:332
16166991714,2cyclictest11437-21date22:50:012
16166991714,2cyclictest11437-21date22:50:002
16166991713,3cyclictest426-21systemd-udevd20:02:522
16166991713,3cyclictest26450-21nvmesmart_nvme021:20:192
16166991713,3cyclictest12566-21cut21:55:132
1616699171,15cyclictest0-21swapper/200:11:412
1616699170,2cyclictest4134-21missed_timers20:40:172
1616699170,2cyclictest22879-21/usr/sbin/munin21:15:142
1616699170,2cyclictest1829-21systemd-journal20:25:012
1616699170,2cyclictest13876-21awk22:55:002
1616699170,2cyclictest0-21swapper/219:15:182
1616699170,16cyclictest870-21systemd-logind19:36:522
1616699170,16cyclictest6666-21expr22:40:142
1616699170,16cyclictest31667-21perf20:35:002
1616699170,16cyclictest28898-21perf22:25:012
1616699170,16cyclictest23227-21nfsd419:20:182
1616699170,16cyclictest1856-21systemd-udevd00:32:512
1616699170,16cyclictest17785-21/usr/sbin/munin22:05:122
1616699170,16cyclictest10305-21expr23:45:142
16162991715,1cyclictest0-21swapper/121:55:141
16162991714,2cyclictest32568-21cstates22:30:151
16162991714,2cyclictest30014-21/usr/sbin/munin22:25:161
16162991714,2cyclictest28103-21basename19:30:161
16162991714,2cyclictest27062-21expr00:15:121
16162991714,2cyclictest20373-21chrt00:03:511
16162991714,2cyclictest19637-21expr19:15:151
16162991714,2cyclictest18219-21cat19:10:201
16162991714,2cyclictest16681-21sed23:00:001
16162991714,2cyclictest16180-21pzem20:05:221
16162991714,2cyclictest12828-21irqstats20:00:161
1616299171,15cyclictest0-21swapper/119:20:141
1616299170,2cyclictest7767-21cat00:35:211
1616299170,2cyclictest3967-21latency20:40:151
1616299170,2cyclictest28348-21df21:25:121
1616299170,2cyclictest27026-21expr22:20:131
1616299170,16cyclictest9433-21grep22:45:151
1616299170,16cyclictest9433-21grep22:45:151
1616299170,16cyclictest7242-21apache_processe23:40:101
1616299170,16cyclictest4750-21expr23:35:131
1616299170,16cyclictest31384-21irqstats21:30:171
1616299170,16cyclictest31245-21cstates23:25:131
1616299170,16cyclictest28799-21cut23:20:131
1616299170,16cyclictest25872-21cat23:15:141
1616299170,16cyclictest24703-21nfsd420:20:191
1616299170,16cyclictest24424-21cstates00:10:121
1616299170,16cyclictest20181-21sed22:09:001
1616299170,16cyclictest14518-21/usr/sbin/munin21:00:151
1616299170,16cyclictest14518-21/usr/sbin/munin21:00:151
1616299170,16cyclictest13878-21perf22:55:001
1616299170,16cyclictest1367-21cpuspeed_turbos23:30:131
1616299170,16cyclictest1148-21cstates19:40:121
1616299170,16cyclictest10232-21grep21:50:141
1616299170,16cyclictest0-21swapper/100:05:161
16156991715,1cyclictest1400-21tr23:30:120
16156991715,1cyclictest0-21swapper/020:45:130
16156991714,2cyclictest8149-21/usr/sbin/munin23:40:150
16156991714,2cyclictest5860-21latency_hist22:40:010
16156991714,2cyclictest31875-21cat19:35:210
16156991714,2cyclictest31854-21latency23:25:160
16156991714,2cyclictest17612-21nfsd419:10:170
16156991714,2cyclictest1712-21if_eno121:35:150
16156991714,2cyclictest1486-21snapd22:40:080
16156991714,2cyclictest0-21swapper/019:30:400
16156991714,2cyclictest0-21swapper/000:15:170
16156991714,1cyclictest0-21swapper/019:58:550
1615699171,2cyclictest1550-21snapd19:50:090
1615699171,15cyclictest0-21swapper/021:20:150
1615699170,3cyclictest0-21swapper/021:30:200
1615699170,2cyclictest9524-21ls20:50:180
1615699170,2cyclictest3890-21grep19:45:130
1615699170,2cyclictest24017-21expr00:10:130
1615699170,2cyclictest23885-21nfsd423:10:170
1615699170,2cyclictest15690-21ls23:55:160
1615699170,2cyclictest1516-21lxd20:38:500
1615699170,2cyclictest12470-21awk20:55:170
1615699170,1cyclictest0-21swapper/000:00:010
1615699170,16cyclictest26356-21apt-key22:20:000
1615699170,16cyclictest23620-21cat00:10:000
1615699170,16cyclictest23319-21date20:20:020
1615699170,16cyclictest21972-21munin-run21:15:010
1615699170,16cyclictest19243-21chrt23:03:590
1615699170,16cyclictest16688-21mailstats22:00:220
1615699170,16cyclictest1521-21lxd21:06:500
1615699170,16cyclictest13394-21fschecks_time23:50:150
1615699170,16cyclictest12792-21expr21:55:140
1615699170,16cyclictest0-21swapper/021:25:520
1615699170,15cyclictest19139-21apt-get19:15:130
16166991614,1cyclictest0-21swapper/223:15:112
16166991614,1cyclictest0-21swapper/222:35:182
16166991614,1cyclictest0-21swapper/220:50:152
16166991614,1cyclictest0-21swapper/219:40:152
16166991613,2cyclictest23667-21latency23:10:162
16166991613,2cyclictest12368-21grep20:55:182
16166991612,2cyclictest4035-21H222:10:212
16166991610,3cyclictest26350-21cpuspeed_turbos20:25:142
1616699160,1cyclictest24581-21/usr/sbin/munin19:25:122
1616699160,1cyclictest21878-21latency00:05:162
1616699160,1cyclictest0-21swapper/220:15:172
1616699160,1cyclictest0-21swapper/219:55:102
1616699160,15cyclictest31566-21http_loadtime23:25:152
1616699160,15cyclictest30052-21idleruntime22:25:162
1616699160,15cyclictest20473-21http_loadtime23:05:162
1616699160,15cyclictest16940-21seq21:05:142
1616699160,15cyclictest0-21swapper/223:50:162
1616699160,15cyclictest0-21swapper/221:50:142
1616699160,15cyclictest0-21swapper/221:40:172
1616699160,15cyclictest0-21swapper/221:30:112
1616699160,15cyclictest0-21swapper/220:35:132
1616699160,15cyclictest0-21swapper/200:20:212
1616699160,15cyclictest0-21swapper/200:00:132
1616299160,1cyclictest0-21swapper/121:15:141
1616299160,15cyclictest32619-21awk00:25:111
1616299160,15cyclictest0-21swapper/123:05:151
16156991614,1cyclictest17124-21apt-get20:10:120
16156991614,1cyclictest0-21swapper/023:45:100
16156991614,1cyclictest0-21swapper/022:30:140
16156991614,1cyclictest0-21swapper/020:40:120
16156991614,1cyclictest0-21swapper/020:05:220
16156991614,1cyclictest0-21swapper/000:35:010
16156991614,1cyclictest0-21swapper/000:20:140
16156991613,2cyclictest29660-21cstates22:25:130
16156991613,2cyclictest26668-21expr20:25:140
1615699160,2cyclictest24867-21ntpq20:20:190
1615699160,1cyclictest21941-21awk19:20:150
1615699160,15cyclictest6703-21df_inode00:35:140
1615699160,15cyclictest32608-21find00:25:110
1615699160,15cyclictest30225-21taskset23:22:340
1615699160,15cyclictest29237-21chmod20:30:020
1615699160,15cyclictest26328-21latency23:15:170
1615699160,15cyclictest20912-21cpuspeed_turbos22:10:120
1615699160,15cyclictest0-21swapper/021:50:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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