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2026-02-21 - 20:26
[ 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 Sat Feb 21, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23530209910089,9cyclictest2450089-21latency_hist12:10:010
2353029999988,8cyclictest266-21systemd-journal08:15:011
2353029999286,4cyclictest2407938-21apt-get10:00:001
2353029999181,8cyclictest2435507-21latency_hist11:25:011
2353029999079,8cyclictest2414794-21/usr/sbin/munin10:20:221
2353029999078,10cyclictest2369441-21apt-get08:00:031
235302099901,85cyclictest1-21systemd09:00:010
2353020998878,8cyclictest2448504-21latency_hist12:05:010
2353029998576,7cyclictest2428592-21kworker/u8:1+events_unbound12:15:231
2353020998578,4cyclictest1-21systemd07:55:000
2353020998574,8cyclictest2414556-21latency_hist10:20:000
2353020998370,10cyclictest266-21systemd-journal09:05:010
2353020997868,8cyclictest2368084-21/usr/sbin/munin07:55:230
2353029997669,5cyclictest2407938-21apt-get10:00:031
2353029997669,5cyclictest2384075-21kworker/u8:2+flush-179:009:00:001
2353020997566,7cyclictest2356557-21/usr/sbin/munin07:20:230
2353029997159,9cyclictest266-21systemd-journal07:55:011
2353020997164,5cyclictest2376077-21latency_hist08:20:020
2353020997163,6cyclictest2458306-21latency_hist12:35:010
2353020997060,8cyclictest2424594-21/usr/sbin/munin10:50:230
2353020997059,9cyclictest2420933-21apt-get10:40:000
2353029996957,8cyclictest2455130-21latency_hist12:25:011
2353020996960,6cyclictest2443720-21latency_hist11:50:010
2353029996631,24cyclictest2432565-21apt-get11:15:111
2353029996561,3cyclictest2387214-21munin-run08:55:011
2353029996556,7cyclictest2401799-21/usr/sbin/munin09:40:241
2353029996554,8cyclictest2404968-21/usr/sbin/munin09:50:221
2353020996452,8cyclictest2406351-21true09:55:010
2353029996345,16cyclictest2448740-21kworker/u8:0+flush-179:012:10:001
2353020996357,4cyclictest2377085-21kworker/u8:3+flush-179:008:30:250
2353020996355,6cyclictest2419335-21perf10:35:010
2353020996258,2cyclictest714-21Xorg09:05:590
2353020996256,5cyclictest2352840-21kworker/u8:0+flush-179:007:15:010
2353029995954,4cyclictest2361223-21kworker/u8:0+flush-179:007:35:001
2353029995950,7cyclictest2371540-21kworker/u8:0+flush-179:008:30:001
2353029995949,8cyclictest2427807-21apt-get11:00:111
2353029995948,9cyclictest266-21systemd-journal10:40:011
2353020995953,4cyclictest2349868-21kworker/u8:3+events_unbound07:30:010
2353029995846,9cyclictest2440273-21latency_hist11:40:011
2353020995852,5cyclictest2384075-21kworker/u8:2+flush-179:009:10:200
2353029995752,4cyclictest2428592-21kworker/u8:1+flush-179:011:55:271
2353029995750,5cyclictest2417730-21latency_hist10:30:011
2353020995752,4cyclictest2458282-21kworker/u8:3+flush-179:012:35:250
2353020995749,6cyclictest2364931-21apt-get07:45:110
2353020995749,5cyclictest2451939-21latency_hist12:15:010
2353034995652,2cyclictest0-21swapper/307:58:583
2353020995540,13cyclictest1-21systemd09:35:000
2353030995451,2cyclictest0-21swapper/207:58:582
2353020995430,21cyclictest0-21swapper/011:16:590
2353029995349,3cyclictest714-21Xorg07:18:591
235302999531,5cyclictest2437349-21apt-get11:30:111
2353020995347,5cyclictest2412983-21kworker/u8:3+flush-179:010:30:000
2353020995343,8cyclictest2377085-21kworker/u8:3+events_unbound08:45:010
2353029995250,2cyclictest0-21swapper/109:10:591
2353029995227,23cyclictest2443884-21latency_hist11:50:011
2353029995141,7cyclictest2377085-21kworker/u8:3+flush-179:008:40:011
2353029995041,7cyclictest266-21systemd-journal08:09:541
2353020995027,21cyclictest0-21swapper/010:45:150
2353029994840,6cyclictest266-21systemd-journal10:46:301
2353029994726,18cyclictest2450578-21sh12:10:011
2353020994741,5cyclictest2362943-21gzip07:35:590
2353029994638,6cyclictest2389057-21/usr/sbin/munin09:00:161
2353029994636,7cyclictest2437092-21latency_hist11:30:011
2353029994636,7cyclictest2437092-21latency_hist11:30:011
2353029994622,23cyclictest2369293-21unixbench-2d07:55:251
2353020994640,5cyclictest2424402-21kworker/u8:0+flush-179:011:25:000
235303499450,44cyclictest2437103-21turbostat11:30:003
235303499450,44cyclictest2437103-21turbostat11:30:003
235303099450,42cyclictest0-21swapper/208:09:002
2353029994536,7cyclictest266-21systemd-journal09:35:291
235302099450,43cyclictest714-21Xorg12:20:590
4577091440,11ptp4l61490irq/134-eno1-TxRx-007:09:563
2353029994437,6cyclictest266-21systemd-journal08:34:311
2353029994435,7cyclictest2426181-21/usr/sbin/munin10:55:221
2353029994425,18cyclictest2430573-21unixbench-2d11:05:251
235302999440,27cyclictest2390664-21apt-get09:05:131
2353020994441,2cyclictest714-21Xorg09:25:580
2353020994436,6cyclictest510-21rs:main0
2353020994436,6cyclictest2407911-21latency_hist10:00:010
2353020994436,6cyclictest2377674-21idleruntime-cro08:25:000
2353020994434,8cyclictest266-21systemd-journal08:55:000
2353020994423,4cyclictest2427346-21timerwakeupswit10:55:230
235303499430,42cyclictest0-21swapper/308:09:003
2353029994339,3cyclictest714-21Xorg10:06:591
2353029994338,4cyclictest2403151-21turbostat09:49:561
2353029994336,5cyclictest266-21systemd-journal07:13:291
235302999430,32cyclictest2398624-21http09:30:131
2353020994327,14cyclictest0-21swapper/009:35:140
2353020994322,3cyclictest0-21swapper/007:40:250
235302099422,4cyclictest2435523-21turbostat11:29:560
235302099422,4cyclictest2435523-21turbostat11:29:550
235302099422,3cyclictest714-21Xorg12:15:590
235302099421,3cyclictest2430721-21cron11:10:000
2353029994136,3cyclictest2398412-21latency_hist09:30:011
2353029994134,5cyclictest266-21systemd-journal08:19:301
2353029994123,17cyclictest0-21swapper/107:45:011
235302999410,40cyclictest2424369-21turbostat10:54:551
2353020994137,3cyclictest2353027-21apt-key07:10:030
2353020994134,5cyclictest2393624-21kworker/u8:3+flush-179:009:20:110
2353020994134,4cyclictest2442141-21idleruntime-cro11:45:000
2353020994120,3cyclictest0-21swapper/010:05:250
2353020994120,2cyclictest0-21swapper/011:30:110
235302099411,37cyclictest714-21Xorg10:10:590
235303499400,39cyclictest2407913-21turbostat10:00:013
2353029994032,6cyclictest2385626-21latency_hist08:50:001
2353029994031,8cyclictest2419298-21kworker/u8:1+flush-179:010:35:001
2353029994022,17cyclictest2432173-21unixbench-2d11:10:241
2353020994030,9cyclictest2360006-21apt-get07:30:120
235302099401,37cyclictest714-21Xorg07:15:580
235302099401,2cyclictest714-21Xorg10:43:590
235302099400,4cyclictest2430726-21turbostat11:14:550
235303499390,38cyclictest2384055-21turbostat08:45:003
2353029993930,7cyclictest266-21systemd-journal07:49:551
2353029993929,8cyclictest2376339-21apt-get08:20:121
2353029993920,18cyclictest2412565-21mailstats10:10:241
2353029993915,22cyclictest2362947-21cp07:36:011
235302099394,14cyclictest2304-21lightdm-gtk-gre08:06:000
235302099393,13cyclictest2304-21lightdm-gtk-gre09:18:000
2353020993910,7cyclictest0-21swapper/009:41:590
235303499380,37cyclictest0-21swapper/309:30:593
2353030993834,2cyclictest0-21swapper/212:27:592
2353030993834,2cyclictest0-21swapper/210:23:592
235303099380,36cyclictest0-21swapper/209:30:592
2353029993829,7cyclictest266-21systemd-journal11:40:031
235302999381,7cyclictest2458304-21cron12:35:001
235302999380,37cyclictest0-21swapper/112:35:591
2353020993833,4cyclictest2397014-21kworker/u8:1+flush-179:009:50:010
235302099381,9cyclictest2440759-21apt-key11:40:010
2353034993734,2cyclictest0-21swapper/312:27:593
2353034993731,5cyclictest2440269-21turbostat11:40:003
2353034993730,6cyclictest2374481-21turbostat08:15:003
235303499370,36cyclictest0-21swapper/310:07:583
2353030993733,2cyclictest0-21swapper/211:28:592
2353030993733,2cyclictest0-21swapper/211:28:592
2353030993732,2cyclictest0-21swapper/211:02:592
235303099370,1cyclictest0-21swapper/211:59:592
235303099370,1cyclictest0-21swapper/209:09:592
2353029993733,2cyclictest2358072-21apt-config07:25:011
2353029993732,4cyclictest266-21systemd-journal12:03:311
2353034993634,1cyclictest0-21swapper/310:23:593
2353034993633,2cyclictest0-21swapper/311:40:583
2353034993631,4cyclictest2409784-21turbostat10:05:003
235303499360,1cyclictest0-21swapper/311:59:593
2353030993632,2cyclictest0-21swapper/211:40:592
2353029993631,4cyclictest2396635-21unixbench-2d09:20:241
2353029993628,7cyclictest2395022-21unixbench-2d09:15:261
235302099363,13cyclictest2304-21lightdm-gtk-gre10:23:590
235302099363,12cyclictest2304-21lightdm-gtk-gre12:30:000
235302099363,12cyclictest2304-21lightdm-gtk-gre08:38:000
2353020993629,5cyclictest2377927-21apt-get08:25:100
2353034993532,2cyclictest0-21swapper/311:20:593
2353034993532,2cyclictest0-21swapper/311:02:593
2353034993530,4cyclictest2432321-21turbostat11:15:003
235303499350,1cyclictest0-21swapper/309:09:583
2353030993532,2cyclictest0-21swapper/212:39:552
2353030993532,2cyclictest0-21swapper/212:34:552
2353030993532,2cyclictest0-21swapper/211:20:592
2353030993532,2cyclictest0-21swapper/210:09:552
235303099350,1cyclictest0-21swapper/209:22:002
2353029993530,4cyclictest2421440-21apt-get10:40:141
2353029993530,4cyclictest2383149-21hwlatdetect08:40:181
2353029993514,19cyclictest2413203-21apt-get10:15:091
235302099354,11cyclictest2304-21lightdm-gtk-gre11:53:590
235302099351,5cyclictest0-21swapper/011:00:130
2353034993432,1cyclictest0-21swapper/312:39:543
2353034993431,1cyclictest0-21swapper/308:45:593
2353030993432,1cyclictest0-21swapper/209:04:592
2353030993431,2cyclictest0-21swapper/211:40:002
2353030993431,2cyclictest0-21swapper/208:46:002
235303099340,32cyclictest0-21swapper/210:15:112
235302999349,24cyclictest2455601-21expr12:25:141
2353029993416,17cyclictest0-21swapper/107:25:151
2353020993431,2cyclictest0-21swapper/008:46:590
4577091330,5ptp4l441ktimers/311:50:013
2353034993331,1cyclictest0-21swapper/312:34:553
2353034993331,1cyclictest0-21swapper/309:05:003
2353034993328,4cyclictest2398382-21turbostat09:30:003
235303499330,31cyclictest2417748-21turbostat10:30:003
2353030993331,1cyclictest0-21swapper/210:05:012
2353030993330,2cyclictest0-21swapper/211:12:592
2353030993330,2cyclictest0-21swapper/210:37:592
2353030993330,2cyclictest0-21swapper/208:15:012
2353030993330,2cyclictest0-21swapper/207:42:582
2353030993329,2cyclictest0-21swapper/211:15:592
2353030993329,2cyclictest0-21swapper/208:22:592
2353029993316,16cyclictest0-21swapper/111:50:121
2353034993230,1cyclictest0-21swapper/310:37:593
2353034993230,1cyclictest0-21swapper/307:42:593
2353034993225,6cyclictest2388806-21turbostat09:00:013
235303499320,30cyclictest0-21swapper/310:15:113
2353030993229,2cyclictest0-21swapper/207:31:592
2353030993228,2cyclictest0-21swapper/210:25:592
2353029993227,4cyclictest2353112-21grep07:10:031
235302099320,3cyclictest0-21swapper/008:00:030
2353034993129,1cyclictest0-21swapper/311:15:593
2353034993129,1cyclictest0-21swapper/307:31:593
2353034993125,5cyclictest2437103-21turbostat11:34:553
2353034993028,1cyclictest0-21swapper/308:23:003
2353034993028,1cyclictest0-21swapper/307:26:003
2353034993026,3cyclictest0-21swapper/307:17:583
2353034993026,2cyclictest0-21swapper/312:10:153
235303499300,28cyclictest0-21swapper/307:35:123
2353030993027,2cyclictest0-21swapper/212:07:582
2353030993027,2cyclictest0-21swapper/207:26:002
2353030993026,2cyclictest0-21swapper/207:17:592
235303099300,29cyclictest0-21swapper/209:25:132
235303099300,28cyclictest0-21swapper/212:10:032
235303099300,28cyclictest0-21swapper/210:10:132
235303099300,28cyclictest0-21swapper/207:35:132
235303099300,28cyclictest0-21swapper/207:20:122
2353020993027,2cyclictest0-21swapper/010:00:030
2353034992927,1cyclictest0-21swapper/312:07:593
2353034992924,4cyclictest2401567-21turbostat09:40:013
235303499290,28cyclictest0-21swapper/307:10:133
235303499290,27cyclictest0-21swapper/311:50:123
235303499290,27cyclictest0-21swapper/310:10:133
235303499290,27cyclictest0-21swapper/307:20:133
2353030992926,2cyclictest0-21swapper/211:50:122
2353030992926,2cyclictest0-21swapper/208:56:582
2353030992925,2cyclictest0-21swapper/212:22:582
2353030992925,2cyclictest0-21swapper/209:49:592
2353030992925,2cyclictest0-21swapper/207:10:132
235303099290,27cyclictest0-21swapper/208:02:582
235303099290,21cyclictest0-21swapper/209:15:132
4577091280,7ptp4l61490irq/134-eno1-TxRx-012:05:013
4577091280,7ptp4l61490irq/134-eno1-TxRx-007:55:003
4577091280,7ptp4l441ktimers/311:00:013
4577091280,6ptp4l441ktimers/311:10:003
4577091280,6ptp4l441ktimers/310:45:013
4577091280,6ptp4l441ktimers/309:55:003
2353034992826,1cyclictest0-21swapper/312:22:593
2353034992825,2cyclictest0-21swapper/309:49:593
235303499280,27cyclictest0-21swapper/309:22:593
235303499280,21cyclictest0-21swapper/309:15:143
235303099280,27cyclictest0-21swapper/209:50:592
235303099280,26cyclictest0-21swapper/211:05:592
235303099280,25cyclictest0-21swapper/210:59:002
2353020992821,5cyclictest2373126-21/usr/sbin/munin08:10:160
4577091270,6ptp4l61490irq/134-eno1-TxRx-010:55:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-009:45:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-007:50:013
4577091270,6ptp4l441ktimers/309:15:003
4577091270,6ptp4l441ktimers/308:55:003
4577091270,6ptp4l441ktimers/308:30:013
2353034992723,2cyclictest0-21swapper/308:30:583
235303499270,26cyclictest0-21swapper/308:02:593
2353030992724,2cyclictest0-21swapper/211:34:552
235303099270,2cyclictest0-21swapper/208:37:592
4577091260,6ptp4l441ktimers/310:34:573
4577091260,4ptp4l441ktimers/308:35:023
4577091260,4ptp4l441ktimers/308:20:013
2353030992623,2cyclictest0-21swapper/208:30:592
235303099260,2cyclictest0-21swapper/210:47:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-012:19:553
2353030992522,2cyclictest0-21swapper/209:39:542
2353030992521,2cyclictest0-21swapper/210:50:592
2353030992421,2cyclictest0-21swapper/208:43:582
2353030992420,2cyclictest0-21swapper/209:56:592
4577091230,4ptp4l441ktimers/310:44:563
2353030992320,2cyclictest0-21swapper/209:10:582
2353030992219,2cyclictest0-21swapper/212:01:002
2353030992218,2cyclictest0-21swapper/212:18:592
2353030992118,2cyclictest0-21swapper/208:15:582
2353030992118,2cyclictest0-21swapper/207:45:592
2353030992016,2cyclictest0-21swapper/208:29:592
2353030991915,2cyclictest0-21swapper/210:40:592
2353030991815,2cyclictest0-21swapper/207:51:002
2353030991714,2cyclictest0-21swapper/210:33:592
2353030991512,2cyclictest0-21swapper/209:43:002
2353030991311,1cyclictest0-21swapper/208:55:002
235303099117,2cyclictest0-21swapper/211:45:582
23530309930,2cyclictest0-21swapper/207:10:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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