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2026-02-19 - 18:02
[ 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 376 highest latencies:
System rackeslot6.osadl.org (updated Thu Feb 19, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
96662699127103,21cyclictest1008271-21latency_hist09:20:021
9666249910790,13cyclictest266-21systemd-journal07:20:010
966626999888,7cyclictest1019655-21latency_hist09:55:021
966624999790,5cyclictest996477-21kworker/u8:1+events_unbound09:05:240
966624999687,7cyclictest1005110-21kworker/u8:2+events_unbound09:35:000
966624999583,9cyclictest964984-21kworker/u8:2+flush-179:007:30:000
966624999285,5cyclictest1031058-21kworker/u8:2+flush-179:010:40:000
966624998569,5cyclictest1018104-21kworker/u8:3+events_unbound10:45:000
966624998569,5cyclictest1018104-21kworker/u8:3+events_unbound10:45:000
966624998475,7cyclictest1037930-21/usr/sbin/munin10:50:230
966624998376,6cyclictest1042771-21kworker/u8:3+flush-179:011:45:000
966624998375,6cyclictest965032-21kworker/u8:3+flush-179:007:10:240
966624998074,4cyclictest968153-21kworker/u8:0+flush-179:007:40:220
966626997942,27cyclictest266-21systemd-journal12:39:271
966624997871,5cyclictest1070342-21kworker/u8:0+events_unbound12:35:250
966624997868,7cyclictest989708-21kworker/u8:0+flush-179:008:20:160
966624997770,5cyclictest986005-21kworker/u8:3+flush-179:008:15:000
966624997570,3cyclictest1042771-21kworker/u8:3+flush-179:012:25:190
966624997568,4cyclictest1018104-21kworker/u8:3+events_unbound10:10:150
966624997567,4cyclictest1017600-21kworker/u8:1+flush-179:010:30:200
966624997566,7cyclictest981189-21latency_hist07:55:010
966624997565,8cyclictest1005312-21/usr/sbin/munin09:10:210
966624997468,4cyclictest1031058-21kworker/u8:2+events_unbound10:30:010
966624997467,5cyclictest1057296-21kworker/u8:1+flush-179:012:20:010
966624997365,6cyclictest1055967-21/usr/sbin/munin11:45:240
966624997365,5cyclictest1039329-21kworker/u8:2+flush-179:011:00:200
966624997265,5cyclictest976475-21kworker/u8:1+events_unbound08:00:140
966624997263,6cyclictest1039329-21kworker/u8:2+events_unbound11:30:190
966624997263,6cyclictest1001869-21kworker/u8:0+flush-179:009:40:200
966624997165,5cyclictest999758-21kworker/u8:3+flush-179:009:00:240
966624997165,4cyclictest1042771-21kworker/u8:3+flush-179:011:55:190
966624997165,3cyclictest1017600-21kworker/u8:1+flush-179:010:00:010
966626996961,6cyclictest1000295-21latency_hist08:55:011
966624996962,5cyclictest266-21systemd-journal07:50:010
966624996861,5cyclictest976475-21kworker/u8:1+flush-179:008:05:160
966624996857,8cyclictest1035885-21kworker/u8:1+events_unbound10:55:150
966626996754,10cyclictest266-21systemd-journal11:55:011
966626996744,20cyclictest1006663-21latency_hist09:15:011
966624996763,3cyclictest1018104-21kworker/u8:3+flush-179:009:50:000
966624996761,4cyclictest1042771-21kworker/u8:3+events_unbound12:00:240
966624996761,4cyclictest1042771-21kworker/u8:3+events_unbound11:35:180
966624996759,6cyclictest1057296-21kworker/u8:1+flush-179:012:05:140
966624996661,4cyclictest1017600-21kworker/u8:1+flush-179:010:09:550
966624996658,4cyclictest1005110-21kworker/u8:2+flush-179:009:35:150
966626996557,6cyclictest986005-21kworker/u8:3+flush-179:008:20:221
966626996557,5cyclictest1057296-21kworker/u8:1+flush-179:012:15:001
966624996562,2cyclictest57950irq/130-enp2s0-TxRx-108:35:010
966624996457,5cyclictest1042771-21kworker/u8:3+events_unbound11:20:150
966626996256,4cyclictest969974-21apt-get07:20:111
966626996248,11cyclictest1057296-21kworker/u8:1+flush-179:012:20:211
966626996248,11cyclictest1057296-21kworker/u8:1+flush-179:012:20:201
966624996256,5cyclictest964984-21kworker/u8:2+flush-179:007:20:140
966626996150,9cyclictest1034517-21apt-get10:40:111
966626996150,9cyclictest1034517-21apt-get10:40:101
966626996150,8cyclictest1042771-21kworker/u8:3+flush-179:011:25:001
966624996157,3cyclictest986005-21kworker/u8:3+events_unbound08:35:240
966624996156,4cyclictest1018104-21kworker/u8:3+flush-179:010:19:570
966624996054,5cyclictest1001869-21kworker/u8:0+flush-179:009:29:550
966624996054,4cyclictest996477-21kworker/u8:1+flush-179:008:55:170
966624995952,5cyclictest986005-21kworker/u8:3+flush-179:008:25:210
966624995950,7cyclictest1035885-21kworker/u8:1+events_unbound11:10:000
966624995950,7cyclictest1035885-21kworker/u8:1+events_unbound11:10:000
966624995949,8cyclictest1008526-21apt-get09:20:110
966626995850,6cyclictest1063735-21latency_hist12:10:001
966624995851,6cyclictest1057296-21kworker/u8:1+flush-179:011:50:250
96662699576,50cyclictest2426-10pipewire-media-11:45:001
966626995748,7cyclictest1037446-21apt-get10:50:001
966626995747,8cyclictest1005075-21latency_hist09:10:001
966626995728,20cyclictest1016484-21latency_hist09:45:011
96662499570,55cyclictest1021342-21pluginstate10:00:010
966629995653,2cyclictest0-21swapper/208:52:002
966626995654,2cyclictest0-21swapper/107:44:591
966624995651,4cyclictest996477-21kworker/u8:1+flush-179:008:54:550
966626995543,9cyclictest1050696-21apt-get11:30:011
966624995550,4cyclictest1018104-21kworker/u8:3+flush-179:009:54:550
966624995548,5cyclictest1034520-21kworker/u8:0+events_unbound10:45:250
966624995449,4cyclictest1042771-21kworker/u8:3+events_unbound11:25:250
96662699530,51cyclictest1016500-21turbostat09:49:551
966624995344,7cyclictest1057296-21kworker/u8:1+events_unbound12:20:190
966624995344,7cyclictest1057296-21kworker/u8:1+events_unbound12:20:190
966624995245,5cyclictest973788-21kworker/u8:3+flush-179:007:30:210
966626995142,6cyclictest989158-21latency_hist08:20:011
96662699510,48cyclictest1021561-21apt-key10:00:011
966626995043,5cyclictest714-21Xorg09:28:581
966626995042,6cyclictest266-21systemd-journal07:46:271
96662699500,47cyclictest0-21swapper/111:45:141
96662699500,23cyclictest0-21swapper/108:55:121
966624995043,5cyclictest982795-21latency_hist08:00:000
966624994944,4cyclictest989708-21kworker/u8:0+flush-179:008:40:270
966624994941,6cyclictest266-21systemd-journal10:20:270
4577091490,13ptp4l441ktimers/307:10:003
96662699480,45cyclictest0-21swapper/107:50:111
96662699480,44cyclictest0-21swapper/109:30:121
966624994843,4cyclictest1039329-21kworker/u8:2+events_unbound11:10:220
96662699472,40cyclictest1051204-21apt-get11:30:111
96662699470,44cyclictest0-21swapper/110:50:021
966626994639,5cyclictest998708-21latency_hist08:50:001
96662699460,43cyclictest714-21Xorg07:11:001
96662699460,2cyclictest0-21swapper/110:00:011
966626994537,6cyclictest1017600-21kworker/u8:1+flush-179:010:05:221
966626994525,18cyclictest0-21swapper/111:15:001
96662699450,42cyclictest1028145-21apt10:20:131
966626994436,6cyclictest1066927-21latency_hist12:20:011
96662699441,30cyclictest0-21swapper/107:25:171
966624994438,4cyclictest996477-21kworker/u8:1+flush-179:009:15:190
966626994329,13cyclictest0-21swapper/108:43:581
96662499430,42cyclictest1065324-21idleruntime-cro12:14:590
96663199420,1cyclictest0-21swapper/308:14:593
966624994238,3cyclictest976475-21kworker/u8:1+flush-179:008:15:100
966629994138,2cyclictest0-21swapper/212:04:582
96662699411,26cyclictest992578-21/usr/sbin/munin08:30:161
966626994031,7cyclictest1054131-21latency_hist11:40:011
96662699400,38cyclictest1027883-21munin-run10:20:001
96662699400,1cyclictest0-21swapper/110:28:001
966624994034,5cyclictest973788-21kworker/u8:3+flush-179:007:35:150
96662499401,3cyclictest1047532-21awk11:20:000
96662999390,36cyclictest0-21swapper/207:39:552
96662699391,2cyclictest714-21Xorg10:37:581
96662699391,2cyclictest714-21Xorg08:06:591
966631993835,2cyclictest0-21swapper/308:29:593
966629993834,2cyclictest0-21swapper/211:54:552
96662999380,35cyclictest0-21swapper/212:14:592
96662999380,35cyclictest0-21swapper/211:35:592
966626993822,14cyclictest266-21systemd-journal11:00:571
96662699381,22cyclictest908065-21snmpd07:37:411
96662699380,37cyclictest714-21Xorg10:10:591
966631993735,1cyclictest0-21swapper/307:38:003
966631993734,2cyclictest0-21swapper/312:18:593
966629993734,2cyclictest0-21swapper/212:07:592
966629993734,2cyclictest0-21swapper/211:03:592
96662999370,35cyclictest0-21swapper/211:15:592
96662999370,35cyclictest0-21swapper/209:26:592
966626993731,4cyclictest990799-21kworker/u8:2+flush-179:008:30:001
966626993729,5cyclictest983052-21apt-get08:00:131
96662699371,35cyclictest1-21systemd09:03:261
96662699370,19cyclictest986914-21needreboot08:10:181
96662499370,36cyclictest714-21Xorg12:32:000
966631993634,1cyclictest0-21swapper/308:08:003
96663199360,35cyclictest0-21swapper/311:37:593
96663199360,35cyclictest0-21swapper/310:39:593
96663199360,35cyclictest0-21swapper/310:04:593
96663199360,35cyclictest0-21swapper/309:44:003
96663199360,35cyclictest0-21swapper/309:07:593
96663199360,35cyclictest0-21swapper/308:19:553
96663199360,35cyclictest0-21swapper/307:18:593
96663199360,1cyclictest0-21swapper/311:00:593
966629993633,2cyclictest0-21swapper/210:29:552
966629993633,2cyclictest0-21swapper/207:42:592
966629993633,2cyclictest0-21swapper/207:33:592
966629993633,2cyclictest0-21swapper/207:25:002
96662999360,1cyclictest0-21swapper/210:09:552
966626993632,3cyclictest969754-21systemd-run07:20:001
966626993626,1cyclictest0-21swapper/107:30:121
96662699361,33cyclictest1062100-21latency_hist12:05:011
966626993613,21cyclictest714-21Xorg11:08:591
966626993613,21cyclictest714-21Xorg11:08:591
96662699361,21cyclictest908065-21snmpd11:18:251
966631993533,1cyclictest0-21swapper/310:46:593
966631993533,1cyclictest0-21swapper/307:29:593
966631993532,2cyclictest0-21swapper/310:26:593
966631993531,2cyclictest0-21swapper/312:33:003
96663199350,34cyclictest0-21swapper/311:26:593
966629993532,2cyclictest0-21swapper/208:09:552
966626993531,3cyclictest0-21swapper/108:00:001
966626993526,7cyclictest266-21systemd-journal12:26:271
96662699351,32cyclictest1059562-21tune2fs11:55:171
966631993431,2cyclictest0-21swapper/307:14:593
966626993417,16cyclictest1031885-21latency10:30:181
96662699341,19cyclictest995444-21unixbench_singl08:35:251
966631993331,1cyclictest0-21swapper/312:39:553
966631993331,1cyclictest0-21swapper/309:19:553
966629993330,2cyclictest0-21swapper/210:47:592
966629993330,2cyclictest0-21swapper/210:38:592
966629993329,2cyclictest0-21swapper/208:55:582
96662999330,30cyclictest0-21swapper/209:15:012
966626993329,3cyclictest1071712-21grep12:35:001
96662699331,18cyclictest1040551-21switchtime10:55:231
966631993230,1cyclictest0-21swapper/310:52:593
966631993230,1cyclictest0-21swapper/309:29:553
966629993229,2cyclictest0-21swapper/210:19:552
96662699320,1cyclictest0-21swapper/109:25:011
966624993228,3cyclictest996477-21kworker/u8:1+flush-179:008:45:170
966631993129,1cyclictest0-21swapper/310:20:593
966629993128,2cyclictest0-21swapper/207:56:002
966631993024,4cyclictest1032672-21turbostat10:35:003
96663199300,28cyclictest0-21swapper/311:05:143
96663199300,28cyclictest0-21swapper/311:05:133
966629993027,2cyclictest0-21swapper/210:44:552
966629993027,2cyclictest0-21swapper/210:44:552
966629993027,2cyclictest0-21swapper/210:20:132
966629993027,2cyclictest0-21swapper/210:00:132
96662999300,2cyclictest0-21swapper/211:59:562
96662999300,28cyclictest0-21swapper/210:10:122
966626993027,2cyclictest0-21swapper/109:35:591
966631992927,1cyclictest0-21swapper/310:42:593
966631992927,1cyclictest0-21swapper/310:42:593
966631992927,1cyclictest0-21swapper/309:52:593
966631992926,2cyclictest0-21swapper/309:45:113
96663199290,27cyclictest0-21swapper/309:10:113
96663199290,1cyclictest0-21swapper/311:30:123
966629992926,2cyclictest0-21swapper/209:40:112
966629992926,2cyclictest0-21swapper/208:44:582
966629992926,2cyclictest0-21swapper/208:15:132
966629992925,2cyclictest0-21swapper/208:45:592
96662999290,2cyclictest0-21swapper/209:45:122
96662999290,2cyclictest0-21swapper/208:20:122
96662999290,27cyclictest0-21swapper/211:40:122
96662999290,27cyclictest0-21swapper/211:10:142
96662999290,27cyclictest0-21swapper/210:50:022
96662999290,27cyclictest0-21swapper/209:15:132
96662999290,27cyclictest0-21swapper/208:10:132
96662999290,27cyclictest0-21swapper/207:25:002
96662999290,27cyclictest0-21swapper/207:10:112
96662999290,1cyclictest0-21swapper/208:25:132
96662699290,26cyclictest966686-21ls07:10:011
4577091290,7ptp4l61490irq/134-eno1-TxRx-012:29:593
4577091290,7ptp4l61490irq/134-eno1-TxRx-012:00:003
4577091290,6ptp4l441ktimers/312:24:563
4577091290,6ptp4l441ktimers/312:24:563
966631992826,1cyclictest0-21swapper/308:22:003
966631992825,2cyclictest0-21swapper/309:23:003
966631992825,2cyclictest0-21swapper/308:51:593
966631992825,2cyclictest0-21swapper/307:20:123
96663199280,27cyclictest0-21swapper/311:40:123
96663199280,27cyclictest0-21swapper/309:30:023
96663199280,26cyclictest0-21swapper/312:00:123
96663199280,26cyclictest0-21swapper/310:10:123
966629992825,2cyclictest0-21swapper/210:00:012
966629992825,2cyclictest0-21swapper/209:30:022
96662999280,2cyclictest0-21swapper/212:15:132
96662999280,2cyclictest0-21swapper/211:30:112
96662999280,26cyclictest0-21swapper/207:17:592
4577091280,6ptp4l441ktimers/312:15:013
4577091280,6ptp4l441ktimers/312:10:013
4577091280,6ptp4l441ktimers/311:54:563
4577091280,6ptp4l441ktimers/311:00:003
4577091280,6ptp4l441ktimers/308:44:573
4577091280,6ptp4l441ktimers/307:49:563
4577091280,5ptp4l441ktimers/308:30:013
966631992725,1cyclictest0-21swapper/311:10:143
966631992724,2cyclictest0-21swapper/310:09:553
966631992724,2cyclictest0-21swapper/309:55:593
96663199270,26cyclictest0-21swapper/308:00:593
96663199270,1cyclictest0-21swapper/307:40:113
966629992724,2cyclictest0-21swapper/209:39:582
96662999270,2cyclictest0-21swapper/208:31:592
96662999270,25cyclictest0-21swapper/209:02:592
4577091270,6ptp4l441ktimers/311:24:553
4577091270,6ptp4l441ktimers/308:50:013
4577091270,6ptp4l441ktimers/307:55:003
4577091270,6ptp4l441ktimers/307:35:003
96663199260,24cyclictest0-21swapper/309:35:123
4577091260,6ptp4l61490irq/134-eno1-TxRx-011:20:003
4577091260,5ptp4l441ktimers/308:59:553
4577091260,5ptp4l441ktimers/307:59:593
4577091260,4ptp4l441ktimers/309:05:023
4577091260,4ptp4l441ktimers/308:40:013
966629992522,2cyclictest0-21swapper/208:01:582
96662999250,2cyclictest0-21swapper/211:47:592
96662999250,2cyclictest0-21swapper/209:09:592
96662999240,1cyclictest0-21swapper/211:30:012
966631992221,1cyclictest0-21swapper/310:18:003
966629992219,2cyclictest0-21swapper/212:37:592
966629992118,2cyclictest0-21swapper/212:20:592
966629992118,2cyclictest0-21swapper/212:20:582
966629992118,2cyclictest0-21swapper/210:33:592
966629992118,2cyclictest0-21swapper/209:53:582
966629992118,2cyclictest0-21swapper/207:49:582
966629991915,2cyclictest0-21swapper/208:38:592
966629991713,2cyclictest0-21swapper/210:56:592
96662499172,12cyclictest966619-21cyclictest07:10:010
966629991613,2cyclictest0-21swapper/207:52:002
4577091140,3ptp4l441ktimers/311:45:223
966629991310,2cyclictest0-21swapper/212:31:002
96662999110,9cyclictest0-21swapper/212:30:002
9666299980,7cyclictest0-21swapper/209:20:272
9666299975,1cyclictest0-21swapper/211:22:082
9666299974,2cyclictest0-21swapper/211:06:192
9666299974,2cyclictest0-21swapper/211:06:192
9666299930,2cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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