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2026-02-18 - 18:53
[ 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 Feb 18, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2346743999487,5cyclictest2359503-21kworker/u8:1+events_unbound08:00:011
2346743999483,8cyclictest2388685-21latency_hist09:20:011
2346743999275,15cyclictest2342194-21kworker/u8:3+flush-179:008:20:011
2346743999275,15cyclictest2342194-21kworker/u8:3+flush-179:008:20:011
2346743998881,5cyclictest2375971-21kworker/u8:0+events_unbound08:45:031
2346743998783,3cyclictest2398292-21kworker/u8:2+flush-179:010:05:241
2346743998774,8cyclictest266-21systemd-journal11:40:001
2346742998778,7cyclictest2449716-21latency_hist12:30:020
2346743998581,3cyclictest2375971-21kworker/u8:0+events_unbound08:50:241
2346742998571,11cyclictest266-21systemd-journal09:25:000
2346743998277,3cyclictest2409376-21kworker/u8:1+events_unbound10:35:161
2346743998276,4cyclictest2441481-21kworker/u8:1+flush-179:012:15:211
2346742998273,7cyclictest2412574-21latency_hist10:35:000
2346743998075,4cyclictest2342194-21kworker/u8:3+events_unbound07:20:251
2346743998070,8cyclictest2417850-21/usr/sbin/munin10:50:231
2346742997868,7cyclictest2390271-21kworker/u8:2+flush-179:009:35:010
2346743997772,4cyclictest2438282-21kworker/u8:0+flush-179:011:54:551
2346742997769,5cyclictest2412553-21kworker/u8:2+flush-179:010:45:170
2346743997562,4cyclictest2342194-21kworker/u8:3+events_unbound07:30:191
2346743997470,3cyclictest2372499-21kworker/u8:2+events_unbound08:30:241
2346743997368,4cyclictest2407704-21kworker/u8:3+events_unbound11:05:221
2346742997365,5cyclictest2354898-21kworker/u8:2+events_unbound07:40:240
2346743997264,5cyclictest2435133-21latency_hist11:45:021
2346743997167,3cyclictest2446240-21kworker/u8:2+events_unbound12:30:131
2346743997167,3cyclictest2446240-21kworker/u8:2+events_unbound12:30:121
2346743997167,3cyclictest2441481-21kworker/u8:1+events_unbound12:05:221
2346743997158,11cyclictest2425555-21kworker/u8:1+flush-179:011:20:001
2346742997164,4cyclictest2385545-21kworker/u8:3+flush-179:009:50:000
2346742997163,6cyclictest2356270-21latency_hist07:40:010
2346743997066,3cyclictest2440960-21kworker/u8:0+events_unbound12:10:221
2346743997065,4cyclictest2407704-21kworker/u8:3+flush-179:010:24:561
2346743997057,10cyclictest2355206-21diskstats07:35:131
2346743996964,4cyclictest2354898-21kworker/u8:2+events_unbound07:40:201
2346742996961,6cyclictest2374052-21apt-get08:31:560
2346742996859,6cyclictest2342194-21kworker/u8:3+flush-179:008:00:250
234674799670,65cyclictest0-21swapper/210:20:002
2346742996761,4cyclictest2441481-21kworker/u8:1+flush-179:012:10:010
2346742996756,8cyclictest2377306-21apt-get08:45:000
2346742996756,8cyclictest2377306-21apt-get08:45:000
2346743996662,3cyclictest2409376-21kworker/u8:1+events_unbound10:25:181
2346743996661,4cyclictest2385545-21kworker/u8:3+events_unbound09:10:251
2346743996657,3cyclictest2357857-21kworker/u8:0+events_unbound07:45:181
2346742996656,8cyclictest2397212-21kworker/u8:1+events_unbound09:55:010
2346743996560,4cyclictest2375971-21kworker/u8:0+flush-179:008:40:151
2346743996560,4cyclictest2375971-21kworker/u8:0+flush-179:008:40:141
2346743996558,6cyclictest2412553-21kworker/u8:2+flush-179:011:04:541
2346743996460,3cyclictest2397212-21kworker/u8:1+flush-179:009:45:191
2346743996459,4cyclictest2342194-21kworker/u8:3+flush-179:008:05:251
2346742996359,3cyclictest2346698-21kworker/u8:1+flush-179:007:30:260
2346742996353,7cyclictest2395068-21latency_hist09:40:000
2346743996258,3cyclictest2411246-21kworker/u8:0+flush-179:010:30:211
2346743996258,3cyclictest2407704-21kworker/u8:3+flush-179:011:24:561
2346743996258,3cyclictest2407704-21kworker/u8:3+flush-179:011:24:551
2346743996258,3cyclictest2398292-21kworker/u8:2+flush-179:009:59:561
2346743996258,3cyclictest2397212-21kworker/u8:1+flush-179:009:54:561
2346743996258,3cyclictest2367716-21kworker/u8:1+flush-179:008:24:561
2346743996257,4cyclictest2446240-21kworker/u8:2+flush-179:012:25:271
2346743996253,7cyclictest2385509-21latency_hist09:10:011
2346742996258,2cyclictest714-21Xorg10:20:000
2346742996253,6cyclictest2375971-21kworker/u8:0+flush-179:008:55:000
2346742996252,8cyclictest2444931-21apt-get12:15:120
2346743996052,3cyclictest2449573-21kworker/u8:3+events_unbound12:35:241
2346742996047,9cyclictest2398292-21kworker/u8:2+flush-179:010:05:200
2346743995854,3cyclictest2385545-21kworker/u8:3+flush-179:009:25:251
2346743995853,4cyclictest2342194-21kworker/u8:3+flush-179:007:10:251
2346742995846,10cyclictest266-21systemd-journal08:10:000
2346742995845,10cyclictest266-21systemd-journal11:24:590
2346742995845,10cyclictest266-21systemd-journal11:24:590
2346747995752,2cyclictest0-21swapper/210:38:582
2346743995753,3cyclictest2425555-21kworker/u8:1+events_unbound11:45:151
2346743995752,4cyclictest2380988-21kworker/u8:1+events_unbound08:55:141
2346743995752,4cyclictest2359503-21kworker/u8:1+events_unbound07:55:251
2346742995751,4cyclictest2369530-21/usr/sbin/munin08:20:240
2346742995750,5cyclictest2409399-21latency_hist10:25:010
2346743995651,4cyclictest2407704-21kworker/u8:3+events_unbound11:25:161
2346743995646,8cyclictest2371135-21apt-get08:25:121
2346742995649,5cyclictest2439897-21latency_hist12:00:010
2346742995647,7cyclictest2406202-21latency_hist10:15:000
2346743995551,3cyclictest2407704-21kworker/u8:3+flush-179:011:14:561
2346743995546,7cyclictest2361055-21latency_hist07:55:011
2346743995546,7cyclictest2361055-21latency_hist07:55:001
2346743995544,8cyclictest2417353-21latency_hist10:50:001
2346743995449,4cyclictest2431961-21kworker/u8:4+flush-179:012:04:561
2346743995449,4cyclictest2342194-21kworker/u8:3+events_unbound08:10:171
2346742995447,5cyclictest2359725-21apt-get07:50:110
2346742995447,5cyclictest2359725-21apt-get07:50:110
2346743995348,4cyclictest2398292-21kworker/u8:2+events_unbound10:00:171
2346743995348,4cyclictest2342194-21kworker/u8:3+events_unbound07:15:221
2346742995349,3cyclictest2409376-21kworker/u8:1+flush-179:010:39:090
2346742995342,9cyclictest2419743-21diskstats10:55:150
2346752995250,1cyclictest0-21swapper/310:20:003
2346752995250,1cyclictest0-21swapper/308:46:593
2346743995248,3cyclictest2431961-21kworker/u8:4+events_unbound11:55:211
2346743995248,3cyclictest2342194-21kworker/u8:3+events_unbound08:35:141
2346742995249,2cyclictest2407704-21kworker/u8:3+events_unbound11:00:200
2346742995249,2cyclictest2342194-21kworker/u8:3+events_unbound07:20:220
2346743995146,4cyclictest2412553-21kworker/u8:2+events_unbound10:40:171
2346743995146,4cyclictest2403006-21kworker/u8:0+events_unbound10:15:181
2346743995045,4cyclictest2393513-21kworker/u8:0+events_unbound09:36:101
2346743995045,4cyclictest2390271-21kworker/u8:2+events_unbound09:30:081
2346742995046,3cyclictest2342194-21kworker/u8:3+flush-179:008:35:260
2346742995039,9cyclictest2367939-21apt-get08:15:130
2346742995039,9cyclictest2367939-21apt-get08:15:120
4577091490,13ptp4l61490irq/134-eno1-TxRx-007:10:003
2346743994945,3cyclictest2446240-21kworker/u8:2+flush-179:012:24:551
2346743994944,4cyclictest2385545-21kworker/u8:3+events_unbound09:22:091
2346743994939,8cyclictest2427213-21kworker/u8:0+flush-179:011:35:001
2346742994943,4cyclictest2364485-21kworker/u8:0+events_unbound08:15:010
2346742994839,7cyclictest2438330-21kworker/u8:2+flush-179:012:00:190
2346742994838,7cyclictest2385545-21kworker/u8:3+flush-179:009:15:210
2346742994740,5cyclictest2385545-21kworker/u8:3+events_unbound09:30:010
2346742994740,5cyclictest2348292-21latency_hist07:15:010
2346742994738,7cyclictest2441481-21kworker/u8:1+events_unbound12:20:240
2346742994640,4cyclictest2435135-21munin-run11:45:000
2346742994638,6cyclictest2452893-21latency_hist12:40:010
2346743994541,3cyclictest2383334-21kworker/u8:2+events_unbound09:00:221
2346742994539,4cyclictest2383334-21kworker/u8:2+events_unbound09:05:010
2346742994538,5cyclictest2342194-21kworker/u8:3+flush-179:007:25:140
2346742994515,2cyclictest0-21swapper/012:30:110
2346742994515,2cyclictest0-21swapper/012:30:110
2346747994441,2cyclictest0-21swapper/207:45:592
2346743994439,4cyclictest2393513-21kworker/u8:0+flush-179:009:42:091
2346742994438,4cyclictest2427213-21kworker/u8:0+flush-179:011:30:170
2346742994437,5cyclictest2412553-21kworker/u8:2+flush-179:010:40:220
2346742994435,7cyclictest2396667-21dump-pmu-power09:45:000
234674299441,41cyclictest1-21systemd12:12:080
2346752994338,4cyclictest2361068-21turbostat07:54:593
2346752994338,4cyclictest2361068-21turbostat07:54:593
2346747994340,2cyclictest0-21swapper/208:48:592
2346742994338,3cyclictest2433565-21munin-plugin-st11:40:000
2346742994333,8cyclictest2435391-21apt-get11:45:120
234674299430,5cyclictest266-21systemd-journal10:00:000
234675299420,39cyclictest2380742-21turbostat08:55:003
2346747994240,1cyclictest0-21swapper/208:15:002
234674799420,39cyclictest0-21swapper/208:25:002
234675299410,40cyclictest2401446-21turbostat10:00:003
2346743994136,4cyclictest2419175-21kworker/u8:1+flush-179:010:58:211
234674399411,38cyclictest714-21Xorg07:28:581
2346742994135,4cyclictest2362659-21sh08:00:010
2346752994034,5cyclictest2451311-21turbostat12:34:593
2346752994034,5cyclictest2451311-21turbostat12:34:593
234675299400,39cyclictest2375727-21turbostat08:40:003
234675299400,39cyclictest2369275-21turbostat08:20:013
234675299400,39cyclictest2369275-21turbostat08:20:003
2346747994038,1cyclictest0-21swapper/209:14:592
2346742994035,3cyclictest2385522-21apt09:10:010
2346742994035,3cyclictest2375971-21kworker/u8:0+events_unbound08:45:250
2346742994034,5cyclictest266-21systemd-journal09:14:080
2346742994034,5cyclictest2407704-21kworker/u8:3+flush-179:011:25:220
2346752993937,1cyclictest0-21swapper/310:38:593
2346752993933,4cyclictest2439918-21turbostat12:00:003
2346752993932,6cyclictest2435142-21turbostat11:45:003
2346747993935,2cyclictest0-21swapper/208:36:592
2346742993930,7cyclictest2398292-21kworker/u8:2+flush-179:010:00:130
2346752993833,4cyclictest2351504-21turbostat07:25:003
234675299380,35cyclictest0-21swapper/311:34:553
2346747993835,1cyclictest0-21swapper/211:34:592
234674799380,36cyclictest0-21swapper/212:18:592
234674799380,36cyclictest0-21swapper/211:27:582
234674799380,36cyclictest0-21swapper/207:26:592
234674799380,35cyclictest0-21swapper/208:52:592
2346742993832,4cyclictest2411024-21munin-run10:30:010
2346752993734,2cyclictest0-21swapper/309:13:593
2346752993730,5cyclictest2409413-21turbostat10:25:013
2346747993734,2cyclictest0-21swapper/212:20:582
2346747993734,2cyclictest0-21swapper/210:44:552
2346747993734,2cyclictest0-21swapper/207:16:592
2346747993733,2cyclictest0-21swapper/211:58:002
234674799370,35cyclictest0-21swapper/208:55:592
2346742993732,4cyclictest2346741-21cyclictest07:45:150
2346742993730,5cyclictest2425555-21kworker/u8:1+flush-179:011:15:220
2346742993728,7cyclictest266-21systemd-journal11:07:080
2346752993634,1cyclictest0-21swapper/310:50:593
2346752993634,1cyclictest0-21swapper/308:04:553
234675299360,1cyclictest0-21swapper/312:29:563
234675299360,1cyclictest0-21swapper/310:55:593
2346747993633,2cyclictest0-21swapper/211:18:592
2346747993633,2cyclictest0-21swapper/211:09:552
2346747993633,2cyclictest0-21swapper/210:49:562
2346747993633,2cyclictest0-21swapper/209:19:552
2346742993632,3cyclictest2349939-21systemd-run07:20:000
234674299362,31cyclictest2424236-21apt-get11:10:120
2346752993533,1cyclictest0-21swapper/307:11:003
2346747993532,2cyclictest0-21swapper/210:00:582
234674799350,1cyclictest0-21swapper/210:35:002
234674799350,1cyclictest0-21swapper/210:27:592
234674799350,1cyclictest0-21swapper/210:14:592
2346742993532,2cyclictest2380988-21kworker/u8:1+events_unbound08:55:220
2346752993429,4cyclictest2420794-21turbostat11:04:553
2346752993427,5cyclictest2385523-21turbostat09:10:013
2346742993428,4cyclictest2438470-21latency_hist11:55:010
2346752993331,1cyclictest0-21swapper/311:48:003
2346752993331,1cyclictest0-21swapper/309:52:003
2346752993331,1cyclictest0-21swapper/307:28:003
2346752993328,4cyclictest2417369-21turbostat10:50:003
2346752993327,5cyclictest2396672-21turbostat09:45:003
2346752993327,5cyclictest2395069-21turbostat09:39:593
2346747993331,1cyclictest0-21swapper/211:24:592
2346747993331,1cyclictest0-21swapper/211:24:592
2346747993330,2cyclictest0-21swapper/212:29:592
2346747993330,2cyclictest0-21swapper/210:21:592
2346747993329,2cyclictest0-21swapper/212:02:592
2346747993329,2cyclictest0-21swapper/208:03:592
2346743993328,4cyclictest2403006-21kworker/u8:0+events_unbound10:10:281
2346742993328,4cyclictest2367716-21kworker/u8:1+flush-179:008:25:220
2346752993227,4cyclictest2362667-21turbostat08:00:003
2346747993229,2cyclictest0-21swapper/209:09:002
234674299321,3cyclictest0-21swapper/010:50:120
2346752993128,2cyclictest0-21swapper/309:32:593
2346752993126,4cyclictest2370883-21turbostat08:25:003
2346752993124,5cyclictest2404631-21turbostat10:10:003
2346747993128,2cyclictest0-21swapper/212:38:592
2346747993128,2cyclictest0-21swapper/211:03:002
2346752993028,1cyclictest0-21swapper/311:28:593
2346752993025,4cyclictest2366105-21turbostat08:10:003
2346752993024,4cyclictest2367694-21turbostat08:15:003
234675299300,27cyclictest0-21swapper/311:20:133
234675299300,27cyclictest0-21swapper/311:20:123
2346747993027,2cyclictest0-21swapper/212:09:552
2346747993027,2cyclictest0-21swapper/209:54:552
2346747993027,2cyclictest0-21swapper/209:29:542
4577091290,9ptp4l441ktimers/309:24:563
2346752992926,2cyclictest0-21swapper/311:15:143
2346752992922,5cyclictest2412579-21turbostat10:34:593
234675299290,27cyclictest0-21swapper/310:40:133
234675299290,1cyclictest0-21swapper/308:55:113
2346747992926,2cyclictest0-21swapper/211:40:012
2346747992926,2cyclictest0-21swapper/208:15:142
2346747992926,2cyclictest0-21swapper/208:15:142
2346747992925,2cyclictest0-21swapper/207:55:122
2346747992925,2cyclictest0-21swapper/207:54:562
2346747992925,2cyclictest0-21swapper/207:54:552
234674799290,2cyclictest0-21swapper/212:30:122
234674799290,2cyclictest0-21swapper/212:30:112
234674799290,27cyclictest0-21swapper/211:45:132
234674799290,27cyclictest0-21swapper/211:10:122
234674799290,27cyclictest0-21swapper/210:55:122
234674799290,27cyclictest0-21swapper/210:05:142
234674799290,27cyclictest0-21swapper/209:20:122
234674799290,27cyclictest0-21swapper/207:40:122
4577091280,8ptp4l441ktimers/312:05:003
4577091280,7ptp4l61490irq/134-eno1-TxRx-007:50:023
2346752992825,2cyclictest0-21swapper/311:50:133
2346752992825,2cyclictest0-21swapper/307:16:583
2346752992822,5cyclictest2388706-21turbostat09:20:003
234675299280,27cyclictest0-21swapper/311:10:123
234675299280,26cyclictest0-21swapper/307:40:123
2346747992825,2cyclictest0-21swapper/209:37:002
234674799280,26cyclictest0-21swapper/211:50:582
234674799280,26cyclictest0-21swapper/208:07:592
4577091270,6ptp4l61490irq/134-eno1-TxRx-007:35:003
4577091270,6ptp4l441ktimers/308:35:013
4577091270,6ptp4l441ktimers/308:30:013
2346752992725,1cyclictest0-21swapper/312:20:583
2346752992724,2cyclictest0-21swapper/312:16:593
2346752992724,2cyclictest0-21swapper/311:05:133
234675299270,26cyclictest0-21swapper/309:45:593
234675299270,1cyclictest0-21swapper/310:27:593
2346747992724,2cyclictest0-21swapper/212:13:002
2346747992724,2cyclictest0-21swapper/209:45:132
2346747992724,2cyclictest0-21swapper/208:30:592
2346747992723,2cyclictest0-21swapper/209:31:592
234674799270,25cyclictest0-21swapper/211:40:592
4577091260,6ptp4l61490irq/134-eno1-TxRx-012:40:013
4577091260,6ptp4l61490irq/134-eno1-TxRx-011:40:003
4577091260,6ptp4l61490irq/134-eno1-TxRx-009:05:013
4577091260,6ptp4l441ktimers/312:10:023
4577091260,6ptp4l441ktimers/308:45:013
4577091260,6ptp4l441ktimers/308:45:013
4577091260,5ptp4l441ktimers/310:14:543
4577091260,5ptp4l441ktimers/309:30:013
234675299260,1cyclictest0-21swapper/307:35:113
2346747992624,1cyclictest0-21swapper/209:59:592
2346747992623,2cyclictest0-21swapper/207:12:232
234674799260,24cyclictest0-21swapper/210:52:002
234674799260,24cyclictest0-21swapper/208:27:592
4577091250,6ptp4l61490irq/134-eno1-TxRx-010:05:003
4577091250,6ptp4l441ktimers/312:15:003
2346747992320,2cyclictest0-21swapper/208:42:592
2346747992320,2cyclictest0-21swapper/208:42:592
2346747992219,2cyclictest0-21swapper/209:02:592
2346747992219,2cyclictest0-21swapper/207:39:552
2346747992118,2cyclictest0-21swapper/207:23:592
2346747991916,2cyclictest0-21swapper/209:40:592
2346743991914,4cyclictest2346829-21latency_hist07:10:011
231999180,9rtkit-daemon23940-21sendmail-mta07:05:080
234674799128,2cyclictest2354668-21turbostat07:35:012
23467479920,1cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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