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2026-01-21 - 04:58
[ 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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot6.osadl.org (updated Wed Jan 21, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23080339910190,8cyclictest266-21systemd-journal21:00:001
2308033999885,10cyclictest2390671-21latency_hist23:25:001
2308029999282,8cyclictest266-21systemd-journal19:25:010
2308033999078,9cyclictest2345056-21latency_hist21:05:011
2308033998882,4cyclictest2392495-21kworker/u8:1+flush-179:000:04:011
2308029998477,5cyclictest2392521-21kworker/u8:3+flush-179:023:55:240
2308029998372,8cyclictest266-21systemd-journal19:10:180
2308029998275,5cyclictest2366265-21latency_hist22:10:020
2308029998169,10cyclictest2319334-21apt-get19:45:000
2308029997769,6cyclictest2394104-21latency_hist23:35:020
2308033997555,18cyclictest2402082-21apt-get00:00:001
2308033997467,5cyclictest1642602-21kworker/u8:0+flush-179:020:00:241
2308033997467,5cyclictest1642602-21kworker/u8:0+flush-179:020:00:241
2308033997452,20cyclictest2372890-21apt-get22:30:121
2308033997452,20cyclictest2372890-21apt-get22:30:111
2308033997264,6cyclictest2335492-21latency_hist20:35:011
2308029996960,7cyclictest2414098-21latency_hist00:35:000
2308029996958,9cyclictest2324598-21/usr/sbin/munin20:00:230
2308029996958,9cyclictest2324598-21/usr/sbin/munin20:00:230
2308033996859,6cyclictest714-21Xorg20:54:591
2308033996761,4cyclictest2340271-21latency_hist20:50:011
2308029996658,6cyclictest2314281-21latency_hist19:30:010
2308029996560,4cyclictest2392495-21kworker/u8:1+events_unbound00:04:000
2308029996558,5cyclictest2339734-21kworker/u8:2+events_unbound20:50:000
2308029996557,6cyclictest2398882-21latency_hist23:50:000
2308033996458,4cyclictest2374217-21kworker/u8:2+flush-179:023:00:011
2308033996454,7cyclictest266-21systemd-journal00:40:001
2308033996440,22cyclictest2406341-21apt-get00:10:121
2308029996459,3cyclictest2327024-21kworker/u8:1+flush-179:020:10:250
2308033996056,3cyclictest1642602-21kworker/u8:0+flush-179:020:05:211
2308029995937,3cyclictest2415708-21readlink00:40:000
2308033995855,2cyclictest0-21swapper/122:10:001
2308033995849,6cyclictest2346639-21latency_hist21:10:011
2308029995751,5cyclictest2307940-21kworker/u8:1+events_unbound19:15:160
2308033995648,6cyclictest2354597-21latency_hist21:35:011
230803399561,39cyclictest714-21Xorg00:18:591
2308029995649,6cyclictest2319300-21kworker/u8:1+events_unbound20:00:020
2308029995645,9cyclictest2340526-21apt-get20:50:100
2308033995548,5cyclictest1642602-21kworker/u8:0+events_unbound19:30:131
230803399550,38cyclictest2410937-21idleruntime-cro00:25:011
2308029995547,7cyclictest2333940-21kworker/u8:3+flush-179:020:40:000
2308033995432,21cyclictest2414101-21munin-run00:35:001
2308029995447,5cyclictest2310163-21kworker/u8:2+flush-179:019:35:000
2308029995446,7cyclictest2333940-21kworker/u8:3+events_unbound20:40:240
2308033995248,3cyclictest2353043-21kworker/u8:3+flush-179:021:40:261
2308033995245,6cyclictest2392521-21kworker/u8:3+flush-179:023:50:201
2308033995226,25cyclictest2367671-21timerwakeupswit22:10:231
2308029995246,4cyclictest2308025-21cyclictest22:27:590
2308029995228,8cyclictest2385884-21apt-get23:10:100
2308033995143,6cyclictest2353009-21latency_hist21:30:011
2308033995142,7cyclictest2364423-21latency_hist22:05:011
2308033995129,20cyclictest2404935-21hwlatdetect00:05:181
2308029995148,2cyclictest2327024-21kworker/u8:1+events_unbound20:15:380
2308029995142,7cyclictest2366247-21kworker/u8:0+flush-179:023:15:200
2308029995142,7cyclictest2366247-21kworker/u8:0+flush-179:023:15:200
2308033995044,5cyclictest2307940-21kworker/u8:1+events_unbound19:20:261
2308033995027,21cyclictest2387654-21apt-key23:15:021
2308033994944,4cyclictest2366247-21kworker/u8:0+events_unbound23:05:121
2308033994934,14cyclictest2312676-21kworker/u8:3+flush-179:019:25:251
2308033994927,21cyclictest2369018-21sendmail_mailqu22:15:211
2308033994925,22cyclictest2411157-21/usr/sbin/munin00:25:171
2308033994924,22cyclictest2360766-21proc_pri21:50:241
4577091480,13ptp4l441ktimers/319:09:553
2308029994838,8cyclictest2362788-21kworker/u8:1+flush-179:022:40:220
2308029994838,8cyclictest2346895-21apt-get21:10:110
2308033994738,7cyclictest2394342-21/usr/sbin/munin23:35:211
2308029994742,4cyclictest2409202-21kworker/u8:1+events_unbound00:25:220
2308037994642,2cyclictest0-21swapper/222:42:582
2308033994640,5cyclictest2339734-21kworker/u8:2+flush-179:021:45:041
2308033994638,7cyclictest2337145-21latency_hist20:40:011
2308033994635,9cyclictest2311099-21latency_hist19:19:591
2308029994637,7cyclictest2348481-21apt-get21:15:120
230802999460,44cyclictest1-21systemd22:31:200
230802999460,44cyclictest1-21systemd22:31:190
2308033994537,6cyclictest2321167-21latency_hist19:50:011
2308029994538,5cyclictest1642602-21kworker/u8:0+events_unbound19:45:010
2308029994537,6cyclictest2341892-21kworker/u8:3+events_unbound20:55:250
230804199440,43cyclictest2362856-21turbostat22:00:003
2308037994440,2cyclictest0-21swapper/221:08:592
2308033994435,7cyclictest2374217-21kworker/u8:2+flush-179:023:20:011
2308033994435,7cyclictest2374217-21kworker/u8:2+flush-179:023:20:001
2308033994434,8cyclictest2371304-21apt-get22:25:121
2308029994438,5cyclictest2339734-21kworker/u8:2+flush-179:021:05:250
2308029994438,4cyclictest2392495-21kworker/u8:1+flush-179:000:05:010
2308029994437,5cyclictest2339734-21kworker/u8:2+events_unbound21:45:030
2308033994336,5cyclictest2375826-21latency_hist22:40:011
2308033994315,26cyclictest0-21swapper/122:00:011
2308033994235,5cyclictest266-21systemd-journal22:42:331
2308033994222,18cyclictest0-21swapper/120:20:181
2308033994218,21cyclictest0-21swapper/120:15:011
2308029994239,2cyclictest714-21Xorg23:05:000
2308029994238,3cyclictest2396675-21needreboot23:40:190
2308029994236,4cyclictest2368107-21apt-get22:15:100
2308029994236,4cyclictest2361234-21munin-run21:55:000
230802999421,3cyclictest2356212-21sendmail21:40:010
2308041994139,1cyclictest0-21swapper/323:49:543
2308041994139,1cyclictest0-21swapper/322:42:593
2308041994139,1cyclictest0-21swapper/320:04:593
2308041994139,1cyclictest0-21swapper/320:04:593
2308033994137,2cyclictest2392521-21kworker/u8:3+events_unbound23:45:001
2308033994120,20cyclictest0-21swapper/122:45:231
2308033994120,20cyclictest0-21swapper/119:50:201
2308033994117,3cyclictest0-21swapper/123:45:241
2308029994137,3cyclictest2364550-21apt-key22:05:000
2308029994136,4cyclictest1642602-21kworker/u8:0+flush-179:019:50:250
2308029994133,6cyclictest2339734-21kworker/u8:2+events_unbound21:55:240
2308041994034,5cyclictest2369457-21turbostat22:20:003
230804199400,5cyclictest2415698-21turbostat00:40:003
230804199400,5cyclictest2346644-21turbostat21:09:593
230804199400,4cyclictest2400480-21turbostat23:55:013
230804199400,38cyclictest2367861-21turbostat22:15:003
230804199400,38cyclictest2322758-21turbostat19:59:563
2308037994036,2cyclictest0-21swapper/221:37:592
2308033994036,3cyclictest2309499-21munin-run19:15:011
2308033994036,2cyclictest714-21Xorg19:39:591
2308033994015,3cyclictest0-21swapper/122:50:261
230803399401,37cyclictest714-21Xorg21:38:591
2308041993934,4cyclictest2414106-21turbostat00:35:003
2308041993934,4cyclictest2338696-21turbostat20:45:003
230804199390,4cyclictest2327546-21turbostat20:10:003
230804199390,38cyclictest2392529-21turbostat23:30:003
230803799390,30cyclictest0-21swapper/219:15:002
2308033993935,2cyclictest2371055-21idleruntime-cro22:25:001
2308033993934,4cyclictest2333940-21kworker/u8:3+flush-179:020:40:171
2308033993932,5cyclictest2310163-21kworker/u8:2+events_unbound19:40:131
2308033993919,19cyclictest0-21swapper/119:55:241
2308029993932,5cyclictest2366247-21kworker/u8:0+events_unbound23:05:220
2308029993932,5cyclictest2339734-21kworker/u8:2+flush-179:021:20:250
230802999392,35cyclictest2405839-21apt-get00:10:030
2308041993835,2cyclictest0-21swapper/321:27:593
2308041993832,5cyclictest2390678-21turbostat23:24:593
230803799380,36cyclictest0-21swapper/220:57:002
230803799380,35cyclictest0-21swapper/200:35:012
2308033993817,20cyclictest0-21swapper/120:15:351
2308029993830,6cyclictest2366247-21kworker/u8:0+events_unbound23:35:200
2308029993830,6cyclictest2310163-21kworker/u8:2+flush-179:019:35:200
2308029993829,7cyclictest266-21systemd-journal22:50:010
230802999380,36cyclictest714-21Xorg00:20:590
230802999380,2cyclictest714-21Xorg22:50:590
230802999380,2cyclictest0-21swapper/020:07:590
230804199370,36cyclictest0-21swapper/300:14:553
230804199370,1cyclictest0-21swapper/323:37:593
2308037993733,2cyclictest0-21swapper/219:55:592
230803799370,35cyclictest0-21swapper/222:20:002
230803799370,35cyclictest0-21swapper/220:45:002
2308029993735,1cyclictest0-21swapper/020:34:550
2308029993731,4cyclictest0-21swapper/023:24:580
2308029993730,5cyclictest2392154-21cut23:25:210
230802999371,34cyclictest2408513-21sshd00:15:180
2308041993634,1cyclictest0-21swapper/322:09:003
2308041993634,1cyclictest0-21swapper/319:23:003
2308041993630,5cyclictest2385648-21turbostat23:10:013
2308041993630,5cyclictest2354612-21turbostat21:35:003
230804199360,1cyclictest0-21swapper/323:31:003
230804199360,1cyclictest0-21swapper/300:06:003
2308037993632,2cyclictest0-21swapper/222:49:552
2308037993632,2cyclictest0-21swapper/221:15:592
230803799360,1cyclictest0-21swapper/223:19:002
230803799360,1cyclictest0-21swapper/223:18:592
2308033993633,2cyclictest714-21Xorg21:13:591
2308033993631,3cyclictest2333943-21systemd-run20:30:001
2308029993631,4cyclictest2343703-21kworker/u8:0+flush-179:021:00:170
2308029993631,4cyclictest2332356-21systemd-run20:25:010
2308041993533,1cyclictest0-21swapper/321:37:593
2308041993533,1cyclictest0-21swapper/319:46:583
2308041993533,1cyclictest0-21swapper/319:28:593
2308037993532,2cyclictest0-21swapper/223:10:012
2308037993532,2cyclictest0-21swapper/221:35:002
230803799350,1cyclictest0-21swapper/219:25:002
2308033993530,4cyclictest2351454-21systemd-run21:25:001
2308029993530,4cyclictest2353043-21kworker/u8:3+flush-179:021:34:560
2308029993526,7cyclictest2357793-21latency_hist21:45:010
2308041993432,1cyclictest0-21swapper/321:01:593
2308041993432,1cyclictest0-21swapper/300:16:593
2308037993431,2cyclictest0-21swapper/223:34:592
2308037993430,2cyclictest0-21swapper/222:04:552
230803799340,31cyclictest0-21swapper/222:07:592
2308033993426,7cyclictest2394047-21unixbench_singl23:30:231
2308029993431,2cyclictest714-21Xorg22:12:590
230802999342,5cyclictest2351677-21apt-get21:25:130
2308041993330,2cyclictest0-21swapper/322:49:553
2308041993330,2cyclictest0-21swapper/321:15:593
2308041993328,4cyclictest2341864-21turbostat20:59:563
2308041993328,4cyclictest2333920-21turbostat20:30:003
2308037993330,2cyclictest0-21swapper/219:30:012
2308033993328,4cyclictest2383891-21unixbench-2d23:00:241
2308029993327,5cyclictest2426-10pipewire-media-23:00:010
2308029993327,5cyclictest2366247-21kworker/u8:0+flush-179:022:20:220
2308029993327,3cyclictest0-21swapper/022:35:110
4577091320,12ptp4l441ktimers/320:40:003
2308041993229,2cyclictest2329130-21turbostat20:15:003
2308037993230,1cyclictest0-21swapper/220:30:002
2308037993229,2cyclictest0-21swapper/222:24:592
2308037993229,2cyclictest0-21swapper/221:28:592
2308037993228,2cyclictest0-21swapper/221:55:592
2308037993228,2cyclictest0-21swapper/221:51:592
2308037993228,2cyclictest0-21swapper/220:33:592
2308033993227,4cyclictest0-21swapper/123:25:121
2308029993228,3cyclictest2399874-21kworker/u8:0+flush-179:023:50:260
2308037993127,2cyclictest0-21swapper/221:14:592
2308037993127,2cyclictest0-21swapper/219:44:542
230803799310,2cyclictest0-21swapper/223:37:592
230803399311,2cyclictest0-21swapper/121:15:141
2308029993128,2cyclictest714-21Xorg20:28:580
2308041993027,2cyclictest0-21swapper/322:24:583
230804199300,28cyclictest0-21swapper/320:50:123
2308037993028,1cyclictest0-21swapper/200:40:002
2308037993027,2cyclictest0-21swapper/200:00:022
2308037993026,2cyclictest0-21swapper/223:45:592
230803799300,2cyclictest0-21swapper/220:50:122
230803799300,28cyclictest0-21swapper/222:55:122
230803799300,28cyclictest0-21swapper/219:30:112
230803799300,27cyclictest0-21swapper/220:15:132
2308041992927,1cyclictest0-21swapper/322:30:133
2308041992927,1cyclictest0-21swapper/322:30:123
2308041992927,1cyclictest0-21swapper/322:04:543
2308041992926,2cyclictest0-21swapper/321:45:043
230804199290,28cyclictest0-21swapper/300:25:143
230804199290,26cyclictest0-21swapper/300:00:013
2308037992926,2cyclictest0-21swapper/221:02:592
230803799290,2cyclictest0-21swapper/223:50:132
230803799290,2cyclictest0-21swapper/221:20:132
230803799290,2cyclictest0-21swapper/219:50:122
230803799290,2cyclictest0-21swapper/200:15:142
230803799290,28cyclictest0-21swapper/200:25:132
230803799290,27cyclictest0-21swapper/223:25:012
230803799290,27cyclictest0-21swapper/223:00:022
230803799290,27cyclictest0-21swapper/222:10:132
230803799290,27cyclictest0-21swapper/221:45:032
230803799290,27cyclictest0-21swapper/220:35:132
230803799290,27cyclictest0-21swapper/219:45:022
230803799290,21cyclictest0-21swapper/221:40:142
230803799290,21cyclictest0-21swapper/220:10:132
4577091280,7ptp4l441ktimers/320:50:003
231999280,16rtkit-daemon2307227-21memory19:05:220
2308041992826,1cyclictest0-21swapper/321:51:593
2308041992826,1cyclictest0-21swapper/320:33:593
2308041992825,2cyclictest0-21swapper/321:14:593
230804199280,27cyclictest0-21swapper/323:00:033
230804199280,27cyclictest0-21swapper/322:55:133
230804199280,27cyclictest0-21swapper/321:40:143
230804199280,27cyclictest0-21swapper/321:20:133
230804199280,27cyclictest0-21swapper/319:30:113
230804199280,26cyclictest0-21swapper/320:15:123
230804199280,26cyclictest0-21swapper/319:50:123
2308037992824,2cyclictest0-21swapper/200:24:552
230803799280,2cyclictest0-21swapper/200:06:582
230803799280,26cyclictest0-21swapper/222:30:132
230803799280,26cyclictest0-21swapper/222:30:132
230803799280,26cyclictest0-21swapper/219:15:122
4577091270,6ptp4l441ktimers/323:45:003
2308041992725,1cyclictest0-21swapper/319:35:133
2308041992725,1cyclictest0-21swapper/319:15:123
230804199270,25cyclictest0-21swapper/323:15:043
230804199270,25cyclictest0-21swapper/323:15:043
2308037992724,2cyclictest0-21swapper/219:35:122
2308037992724,2cyclictest0-21swapper/200:13:592
2308037992723,2cyclictest0-21swapper/220:45:592
230803799270,24cyclictest0-21swapper/222:37:002
4577091260,6ptp4l61490irq/134-eno1-TxRx-022:29:563
2308041992624,1cyclictest0-21swapper/319:44:543
230804199260,25cyclictest0-21swapper/319:10:133
230804199260,24cyclictest0-21swapper/320:21:593
2308037992623,2cyclictest0-21swapper/223:41:592
2308037992622,2cyclictest0-21swapper/222:52:002
2308037992622,2cyclictest0-21swapper/200:02:592
230803799260,2cyclictest0-21swapper/220:21:592
4577091250,6ptp4l61490irq/134-eno1-TxRx-000:04:563
2308041992523,1cyclictest0-21swapper/322:35:113
2308037992523,1cyclictest0-21swapper/220:04:002
2308037992523,1cyclictest0-21swapper/220:03:592
4577091240,5ptp4l61490irq/134-eno1-TxRx-022:54:553
2308041992422,1cyclictest0-21swapper/323:12:583
2308041992422,1cyclictest0-21swapper/300:24:553
2308037992319,2cyclictest0-21swapper/223:23:592
2308037992017,2cyclictest0-21swapper/220:06:592
2308037991916,2cyclictest0-21swapper/222:25:122
230803399190,17cyclictest2307893-21latency_hist19:10:011
23080379990,8cyclictest0-21swapper/223:12:352
23080379940,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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