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2026-01-13 - 07:24
[ 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 Tue Jan 13, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
79454899108100,5cyclictest808790-21latency_hist19:55:011
79454899108100,5cyclictest808790-21latency_hist19:55:001
7945489910494,8cyclictest867388-21apt-get23:00:031
794548999383,7cyclictest880638-21latency_hist23:40:011
794549999188,2cyclictest0-21swapper/222:09:592
794551998583,1cyclictest0-21swapper/320:28:593
794548998476,6cyclictest836632-21latency_hist21:25:011
794548998471,10cyclictest851209-21apt-get22:10:001
794544997970,6cyclictest802428-21latency_hist19:35:000
794544997867,8cyclictest880871-21/usr/sbin/munin23:40:230
794548997666,7cyclictest797660-21latency_hist19:20:021
794544997569,4cyclictest851701-21kworker/u8:0+flush-179:022:40:000
794544997553,20cyclictest820448-21apt-get20:30:120
794544997465,7cyclictest869234-21latency_hist23:05:000
794544997365,6cyclictest893373-21kworker/u8:2+events_unbound00:34:590
794544997363,8cyclictest870851-21kworker/u8:0+flush-179:023:10:220
794548997162,7cyclictest826816-21latency_hist20:55:001
794544996962,5cyclictest851209-21apt-get22:10:030
794544996958,7cyclictest883782-21kworker/u8:1+flush-179:023:55:220
794544996957,10cyclictest828455-21kworker/u8:3+flush-179:021:35:000
794548996859,7cyclictest869470-21/usr/sbin/munin23:05:221
79454499671,62cyclictest888596-21systemd00:04:000
79454499671,62cyclictest888596-21systemd00:03:590
794544996555,7cyclictest842998-21latency_hist21:45:010
794548996357,4cyclictest810652-21apt-get20:00:111
794548996253,6cyclictest879028-21latency_hist23:35:001
794544996253,7cyclictest822036-21apt-get20:35:120
794549996159,1cyclictest0-21swapper/200:19:582
794544996152,5cyclictest804068-21kworker/u8:0+flush-179:019:55:250
794544996151,7cyclictest810633-21kworker/u8:1+events_unbound20:10:240
794548996052,6cyclictest810387-21latency_hist20:00:001
794548996047,12cyclictest810633-21kworker/u8:1+flush-179:020:05:251
794544996049,7cyclictest828455-21kworker/u8:3+events_unbound21:20:230
794548995952,5cyclictest893373-21kworker/u8:2+flush-179:000:40:011
794544995952,5cyclictest817066-21kworker/u8:2+flush-179:020:20:150
794544995749,5cyclictest823622-21kworker/u8:0+flush-179:020:45:010
794544995748,7cyclictest890462-21/usr/sbin/munin00:10:220
794544995747,7cyclictest266-21systemd-journal22:35:000
794544995652,3cyclictest893373-21kworker/u8:2+flush-179:000:35:260
794548995445,7cyclictest835039-21latency_hist21:20:011
794544995346,6cyclictest780093-21kworker/u8:3+flush-179:019:20:150
794548995244,6cyclictest864192-21latency_hist22:50:021
794548995240,9cyclictest266-21systemd-journal00:00:011
794548995141,8cyclictest895262-21apt-get00:25:131
794548995035,14cyclictest869221-21kworker/u8:1+flush-179:023:15:161
794544995040,8cyclictest780093-21kworker/u8:3+flush-179:019:15:230
794548994940,7cyclictest807203-21latency_hist19:50:011
794548994940,7cyclictest804014-21latency_hist19:40:021
794544994942,5cyclictest780093-21kworker/u8:3+flush-179:019:15:010
794544994941,6cyclictest872436-21kworker/u8:3+events_unbound23:20:000
794544994939,7cyclictest880677-21kworker/u8:3+flush-179:023:50:210
794544994939,7cyclictest849503-21kworker/u8:3+flush-179:022:25:180
794544994937,9cyclictest815378-21kworker/u8:3+events_unbound20:15:190
794548994843,4cyclictest2264852-21cups-browsed21:40:001
794548994840,6cyclictest872403-21latency_hist23:15:011
794544994842,4cyclictest893373-21kworker/u8:2+events_unbound00:25:020
794548994738,7cyclictest266-21systemd-journal00:04:001
794548994738,7cyclictest266-21systemd-journal00:04:001
794544994743,3cyclictest877227-21kworker/u8:2+events_unbound23:39:000
794544994739,6cyclictest805620-21latency_hist19:45:020
4577091470,12ptp4l61490irq/134-eno1-TxRx-019:09:563
794544994641,3cyclictest830009-21latency_hist21:05:010
794544994640,4cyclictest780093-21kworker/u8:3+events_unbound19:25:250
794548994539,5cyclictest828677-21apt-get21:00:091
794548994537,6cyclictest796060-21latency_hist19:15:001
794544994539,4cyclictest807239-21kworker/u8:2+flush-179:020:05:000
794548994440,2cyclictest0-21swapper/100:19:591
794544994439,3cyclictest869221-21kworker/u8:1+events_unbound23:25:150
794544994434,8cyclictest849877-21apt-get22:05:110
794544994434,7cyclictest825210-21kworker/u8:1+events_unbound21:10:030
794544994433,9cyclictest854914-21apt-get22:20:120
794544994432,9cyclictest266-21systemd-journal20:55:010
79454999430,40cyclictest0-21swapper/219:44:592
794548994335,7cyclictest843252-21apt-get21:45:121
794544994335,6cyclictest849503-21kworker/u8:3+events_unbound22:15:130
794544994335,6cyclictest813237-21kworker/u8:0+events_unbound20:25:210
794544994332,8cyclictest804068-21kworker/u8:0+events_unbound19:50:200
794544994332,8cyclictest804068-21kworker/u8:0+events_unbound19:50:200
794549994239,2cyclictest0-21swapper/221:41:592
79454899423,3cyclictest0-21swapper/119:28:591
794548994233,7cyclictest887058-21kworker/u8:0+flush-179:000:09:591
794544994236,4cyclictest807239-21kworker/u8:2+flush-179:020:05:170
794544994233,7cyclictest839785-21kworker/u8:0+flush-179:022:00:010
794544994232,7cyclictest896591-21latency_hist00:30:000
794548994132,7cyclictest865757-21kworker/u8:2+flush-179:022:55:211
794544994134,5cyclictest825210-21kworker/u8:1+flush-179:021:15:150
794544994132,7cyclictest836667-21kworker/u8:2+events_unbound21:35:140
794551994034,5cyclictest862620-21turbostat22:45:013
794548994030,8cyclictest799304-21kworker/u8:2+flush-179:019:30:201
794548994029,9cyclictest823622-21kworker/u8:0+flush-179:020:45:131
79454499401,31cyclictest714-21Xorg23:06:590
794551993934,4cyclictest835037-21turbostat21:20:003
79454999390,36cyclictest0-21swapper/222:03:592
79454999390,36cyclictest0-21swapper/221:53:592
79454899397,20cyclictest714-21Xorg22:43:001
794548993931,6cyclictest839805-21latency_hist21:35:011
79454899390,37cyclictest714-21Xorg23:28:591
79454899390,37cyclictest714-21Xorg20:36:591
794544993935,2cyclictest714-21Xorg21:48:590
794544993934,4cyclictest877227-21kworker/u8:2+flush-179:023:30:250
794544993934,4cyclictest862645-21kworker/u8:3+flush-179:022:45:210
79454499391,37cyclictest714-21Xorg00:10:000
794551993836,1cyclictest0-21swapper/320:44:593
794549993834,2cyclictest0-21swapper/200:27:592
79454999380,35cyclictest0-21swapper/220:54:592
794548993832,4cyclictest856283-21systemd-run22:25:011
794548993827,10cyclictest831607-21grep21:10:011
794548993815,13cyclictest0-21swapper/122:31:591
794544993834,3cyclictest851701-21kworker/u8:0+flush-179:022:40:580
794544993833,4cyclictest869221-21kworker/u8:1+events_unbound23:20:240
794544993833,4cyclictest844616-21kworker/u8:3+events_unbound21:50:240
794544993833,3cyclictest893417-21munin-run00:20:010
794551993734,2cyclictest0-21swapper/322:09:593
79455199370,36cyclictest0-21swapper/323:02:593
794549993733,2cyclictest0-21swapper/222:52:582
794548993735,1cyclictest0-21swapper/100:30:591
794548993734,2cyclictest828055-21swap20:55:231
794548993734,2cyclictest0-21swapper/120:14:001
794548993731,4cyclictest857830-21latency_hist22:30:011
794548993731,4cyclictest851701-21kworker/u8:0+flush-179:022:35:161
794548993726,9cyclictest846422-21apt-get21:55:111
79454899370,1cyclictest0-21swapper/120:20:581
794551993634,1cyclictest0-21swapper/319:33:593
794551993634,1cyclictest0-21swapper/300:19:543
79455199360,35cyclictest0-21swapper/323:40:003
79455199360,35cyclictest0-21swapper/323:14:593
79455199360,35cyclictest0-21swapper/321:35:003
79455199360,1cyclictest0-21swapper/320:16:003
79454899366,29cyclictest893676-21apt-get00:20:131
794548993633,2cyclictest849801-21apt-key22:05:001
79454899363,32cyclictest0-21swapper/120:15:111
794544993633,2cyclictest0-21swapper/021:09:590
794544993631,4cyclictest865757-21kworker/u8:2+flush-179:022:55:220
794551993533,1cyclictest0-21swapper/323:48:593
794551993533,1cyclictest0-21swapper/319:18:593
794551993532,2cyclictest0-21swapper/300:11:593
79455199350,1cyclictest0-21swapper/322:24:593
79454899350,33cyclictest797923-21apt-get19:20:121
79454499352,30cyclictest0-21swapper/022:50:130
794551993432,1cyclictest0-21swapper/323:33:593
794551993432,1cyclictest0-21swapper/321:36:593
794551993432,1cyclictest0-21swapper/300:32:583
794549993431,2cyclictest0-21swapper/200:38:592
79454899348,12cyclictest890759-21df_inode00:10:151
794548993430,3cyclictest883855-21latency_hist23:50:011
794548993428,5cyclictest851218-21turbostat22:14:551
794548993426,6cyclictest820192-21latency_hist20:30:011
794544993430,2cyclictest849490-21apt-key22:05:000
794544993429,4cyclictest828455-21kworker/u8:3+flush-179:021:25:200
794544993426,7cyclictest823622-21kworker/u8:0+flush-179:020:45:160
794551993331,1cyclictest0-21swapper/322:11:593
794551993331,1cyclictest0-21swapper/320:39:003
794551993330,2cyclictest0-21swapper/322:30:593
794551993329,3cyclictest797667-21turbostat19:24:553
794549993330,2cyclictest0-21swapper/223:03:592
794549993330,2cyclictest0-21swapper/220:58:592
794549993330,1cyclictest0-21swapper/223:00:002
79454899339,8cyclictest714-21Xorg20:31:001
794548993327,4cyclictest805287-21ls19:40:241
794548993327,4cyclictest0-21swapper/121:10:121
794548993325,6cyclictest714-21Xorg21:53:591
794549993229,2cyclictest0-21swapper/220:41:002
794549993229,2cyclictest0-21swapper/200:22:592
79454899328,8cyclictest881410-21irqstats23:40:191
79454899325,13cyclictest842594-21tr21:40:241
794548993126,4cyclictest0-21swapper/121:27:591
794548993125,4cyclictest0-21swapper/123:25:011
794544993126,4cyclictest880677-21kworker/u8:3+flush-179:023:45:200
794551993029,1cyclictest0-21swapper/321:07:593
794551993028,1cyclictest0-21swapper/321:40:593
794551993028,1cyclictest0-21swapper/320:30:593
794551993028,1cyclictest0-21swapper/320:03:003
794551993027,2cyclictest0-21swapper/300:24:003
79455199300,28cyclictest0-21swapper/321:00:113
79455199300,28cyclictest0-21swapper/320:05:133
79455199300,1cyclictest0-21swapper/320:14:593
794549993027,2cyclictest0-21swapper/223:15:142
794549993027,2cyclictest0-21swapper/200:34:552
79454999301,27cyclictest0-21swapper/220:35:132
79454999300,28cyclictest0-21swapper/220:11:592
79454999300,1cyclictest0-21swapper/219:55:002
79454999300,1cyclictest0-21swapper/219:54:592
79454899306,9cyclictest908065-21snmpd22:51:121
794544993027,2cyclictest0-21swapper/020:50:130
794544993026,2cyclictest804070-21systemctl19:40:000
794551992926,2cyclictest0-21swapper/322:15:593
79455199290,28cyclictest0-21swapper/321:10:043
794549992926,2cyclictest0-21swapper/221:55:132
794549992925,3cyclictest0-21swapper/222:40:142
79454999290,2cyclictest0-21swapper/221:45:132
79454999290,27cyclictest0-21swapper/223:55:152
79454999290,27cyclictest0-21swapper/223:40:142
79454999290,27cyclictest0-21swapper/223:30:122
79454999290,27cyclictest0-21swapper/220:05:032
79454999290,27cyclictest0-21swapper/219:30:122
79454999290,27cyclictest0-21swapper/200:00:132
79454999290,27cyclictest0-21swapper/200:00:132
79454999290,1cyclictest0-21swapper/223:45:122
794548992926,2cyclictest0-21swapper/122:18:591
794544992923,4cyclictest806711-21phc2sys19:45:210
4577091290,7ptp4l441ktimers/323:20:003
4577091290,6ptp4l441ktimers/320:50:003
794551992827,1cyclictest0-21swapper/321:47:593
794551992826,1cyclictest0-21swapper/322:35:133
794551992825,2cyclictest0-21swapper/323:55:133
79455199280,2cyclictest0-21swapper/321:20:123
79455199280,2cyclictest0-21swapper/300:27:003
79455199280,26cyclictest0-21swapper/321:50:123
79455199280,26cyclictest0-21swapper/321:25:123
79455199280,26cyclictest0-21swapper/319:50:133
79455199280,26cyclictest0-21swapper/319:50:133
794549992825,2cyclictest0-21swapper/223:20:132
794549992825,2cyclictest0-21swapper/220:20:132
794549992825,2cyclictest0-21swapper/219:55:592
794549992825,2cyclictest0-21swapper/219:15:132
79454999280,2cyclictest0-21swapper/221:10:122
79454999280,26cyclictest0-21swapper/221:05:122
79454899287,7cyclictest884448-21fschecks_time23:50:161
79454899280,2cyclictest714-21Xorg20:42:591
45782912825,1phc2sys0-21swapper/320:20:123
4577091280,6ptp4l441ktimers/323:44:593
794551992725,1cyclictest0-21swapper/319:10:263
794551992724,2cyclictest0-21swapper/323:21:583
794549992725,1cyclictest0-21swapper/223:55:002
794549992724,2cyclictest0-21swapper/221:26:592
794549992724,2cyclictest0-21swapper/220:25:592
79454999270,25cyclictest0-21swapper/219:10:192
79454999270,1cyclictest0-21swapper/219:20:112
4577091270,6ptp4l61490irq/134-eno1-TxRx-021:00:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-020:00:013
4577091270,6ptp4l441ktimers/322:29:593
4577091270,6ptp4l441ktimers/319:45:003
4577091270,6ptp4l441ktimers/300:40:013
4577091270,5ptp4l441ktimers/322:00:013
79455199260,2cyclictest0-21swapper/322:59:593
79455199260,1cyclictest0-21swapper/300:04:593
79455199260,1cyclictest0-21swapper/300:04:583
4577091260,5ptp4l61490irq/134-eno1-TxRx-000:10:013
4577091260,5ptp4l441ktimers/323:29:553
4577091260,4ptp4l441ktimers/319:25:023
794551992520,4cyclictest864210-21turbostat22:54:563
79455199250,24cyclictest0-21swapper/323:51:593
794549992522,2cyclictest0-21swapper/223:35:132
794549992522,2cyclictest0-21swapper/222:33:592
794549992521,2cyclictest0-21swapper/223:07:592
79454999250,2cyclictest0-21swapper/200:12:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-023:09:563
4577091250,5ptp4l441ktimers/322:05:003
794549992421,2cyclictest0-21swapper/223:26:592
794549992421,2cyclictest0-21swapper/220:33:582
4577091240,5ptp4l61490irq/134-eno1-TxRx-019:39:553
4577091240,4ptp4l441ktimers/322:49:553
4577091240,4ptp4l441ktimers/320:49:553
794549992320,2cyclictest0-21swapper/221:38:002
794549992219,2cyclictest0-21swapper/222:23:592
794549992219,2cyclictest0-21swapper/221:15:592
794549992218,2cyclictest0-21swapper/220:15:592
794551992119,1cyclictest0-21swapper/319:46:003
794549992118,2cyclictest0-21swapper/223:11:592
794549992118,2cyclictest0-21swapper/219:48:582
794549992017,2cyclictest0-21swapper/219:28:262
794549992011,7cyclictest0-21swapper/220:03:582
794549991916,2cyclictest0-21swapper/222:49:562
794549991916,2cyclictest0-21swapper/219:36:592
794549991915,2cyclictest0-21swapper/221:33:592
79454899180,17cyclictest794552-21latency_hist19:10:011
794544991612,3cyclictest0-21swapper/019:10:020
794549991513,1cyclictest0-21swapper/200:05:592
794549991512,2cyclictest0-21swapper/222:16:592
794549991412,1cyclictest0-21swapper/220:50:002
794549991411,2cyclictest0-21swapper/222:35:592
794549991411,2cyclictest0-21swapper/222:27:592
794549991310,2cyclictest0-21swapper/221:21:592
79454999129,2cyclictest0-21swapper/222:10:012
7945499960,2cyclictest0-21swapper/221:00:222
7945499941,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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