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2026-01-28 - 13:01
[ 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 100 highest latencies:
System rack0slot5.osadl.org (updated Wed Jan 28, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5754729955611,543cyclictest0-21swapper/1323:34:345
5754729955611,543cyclictest0-21swapper/1323:34:345
5754219954530,514cyclictest0-21swapper/120:44:341
5754219954530,514cyclictest0-21swapper/120:44:341
5754219954241,500cyclictest0-21swapper/123:57:341
5754579951315,496cyclictest0-21swapper/1023:22:342
575433995087,499cyclictest0-21swapper/419:52:3410
5754579948619,466cyclictest0-21swapper/1000:00:342
57547599485485,0cyclictest0-21swapper/1423:39:346
57547599484483,1cyclictest601950-21kworker/14:1+i915-unordered20:01:346
57544199482482,0cyclictest788402-21kworker/6:1+i915-unordered23:39:3412
5754579947728,28cyclictest0-21swapper/1023:56:162
57544199476474,1cyclictest805300-21kworker/6:0+i915-unordered23:52:3412
57547599475445,30cyclictest0-21swapper/1423:52:346
5754579947525,29cyclictest0-21swapper/1022:35:342
5754579947124,30cyclictest0-21swapper/1023:07:172
57545299469468,1cyclictest644099-21kworker/9:0+i915-unordered20:25:3415
5754299946920,30cyclictest0-21swapper/321:15:569
5754579946725,29cyclictest0-21swapper/1021:31:342
57547599466465,1cyclictest623113-21kworker/14:0+i915-unordered20:15:346
5754579946314,30cyclictest0-21swapper/1020:33:562
57544199463433,30cyclictest0-21swapper/620:15:3412
575472994589,30cyclictest0-21swapper/1300:05:565
5754339945812,31cyclictest0-21swapper/422:29:3410
575457994579,29cyclictest0-21swapper/1022:30:562
5754579945710,29cyclictest0-21swapper/1022:13:562
57545299455454,1cyclictest0-21swapper/920:12:3415
575472994548,28cyclictest0-21swapper/1323:17:345
5754579945410,29cyclictest0-21swapper/1022:54:342
57544199454452,2cyclictest0-21swapper/620:01:3412
575433994526,29cyclictest0-21swapper/420:52:3410
575433994526,29cyclictest0-21swapper/420:52:3410
575472994511,29cyclictest0-21swapper/1323:25:555
575472994511,29cyclictest0-21swapper/1323:25:555
575457994501,29cyclictest0-21swapper/1023:32:162
575457994501,29cyclictest0-21swapper/1023:32:162
575457994501,29cyclictest0-21swapper/1021:52:192
57547599449449,0cyclictest601950-21kworker/14:1+i915-unordered20:05:346
5754339944923,30cyclictest0-21swapper/422:36:3410
5754729944818,30cyclictest0-21swapper/1319:11:345
575457994482,29cyclictest0-21swapper/1000:25:182
575457994481,29cyclictest0-21swapper/1020:18:192
57545299448447,1cyclictest631467-21kworker/9:2+i915-unordered20:44:3415
57545299448447,1cyclictest631467-21kworker/9:2+i915-unordered20:44:3415
575421994480,29cyclictest0-21swapper/100:35:341
575444994470,30cyclictest0-21swapper/720:57:1613
57544199447447,0cyclictest0-21swapper/620:05:3412
57543399447447,0cyclictest0-21swapper/422:11:5710
5754729944625,420cyclictest0-21swapper/1322:29:205
575472994460,28cyclictest0-21swapper/1323:29:185
575472994460,28cyclictest0-21swapper/1323:29:185
575457994463,30cyclictest0-21swapper/1022:39:342
5754579944625,29cyclictest0-21swapper/1023:10:342
575457994460,29cyclictest0-21swapper/1022:44:342
575449994460,29cyclictest0-21swapper/800:27:1614
5754219944619,30cyclictest0-21swapper/119:41:341
575472994450,27cyclictest0-21swapper/1322:50:205
57545299445442,2cyclictest822203-21kworker/9:2+i915-unordered23:57:3415
575433994450,28cyclictest0-21swapper/420:19:3410
5754219944524,420cyclictest0-21swapper/120:25:571
5754219944523,421cyclictest0-21swapper/121:52:571
5754219944424,418cyclictest0-21swapper/120:14:571
57546499443441,2cyclictest665490-21kworker/11:2+i915-unordered21:15:343
5754219944322,417cyclictest0-21swapper/120:11:341
5754199944325,417cyclictest0-21swapper/023:31:190
5754199944325,417cyclictest0-21swapper/023:31:190
5754729944226,415cyclictest0-21swapper/1321:01:345
575472994420,27cyclictest0-21swapper/1300:21:345
5754299944217,30cyclictest0-21swapper/322:31:179
5754219944218,420cyclictest0-21swapper/123:38:181
5754219944218,420cyclictest0-21swapper/123:38:181
5754499944117,29cyclictest0-21swapper/822:24:5614
5754729944014,30cyclictest0-21swapper/1320:54:175
5754299944017,30cyclictest0-21swapper/320:52:179
5754299944017,30cyclictest0-21swapper/320:52:179
57548099439437,2cyclictest0-21swapper/1523:42:067
57546499439439,0cyclictest0-21swapper/1123:39:343
5754579943924,414cyclictest0-21swapper/1022:05:342
5754579943918,420cyclictest0-21swapper/1021:19:182
5754219943821,416cyclictest0-21swapper/123:24:191
5754219943821,416cyclictest0-21swapper/123:24:191
5754219943818,419cyclictest0-21swapper/122:21:571
5754199943821,416cyclictest0-21swapper/021:42:190
5754579943715,30cyclictest0-21swapper/1021:40:342
5754199943719,417cyclictest0-21swapper/022:16:200
5754579943615,420cyclictest0-21swapper/1023:00:572
5754499943623,412cyclictest0-21swapper/820:23:5614
5754579943517,417cyclictest0-21swapper/1020:00:192
5754219943516,418cyclictest0-21swapper/122:49:571
5754199943517,417cyclictest0-21swapper/021:08:160
5754499943419,415cyclictest0-21swapper/823:58:5614
57544499434432,2cyclictest800843-21kworker/7:1+pm23:42:0613
5754199943415,418cyclictest0-21swapper/022:20:180
5754689943312,420cyclictest0-21swapper/1223:14:584
5754689943311,421cyclictest0-21swapper/1220:55:564
5754689943310,422cyclictest0-21swapper/1222:25:564
5754689943210,421cyclictest0-21swapper/1220:51:574
5754689943210,421cyclictest0-21swapper/1220:51:574
5754219943210,418cyclictest0-21swapper/123:48:551
575472994318,29cyclictest0-21swapper/1319:51:345
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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