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2026-03-05 - 18:27
[ 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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Thu Mar 05, 2026 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
152921630,6sleep12637699cyclictest10:55:001
134491710,28ptp4l15069-21awk12:30:272
134491670,4ptp4l24947-21df_inode09:25:151
134491670,3ptp4l0-21swapper/111:30:241
26378996230,6cyclictest41-21ksoftirqd/308:40:153
26378996228,4cyclictest41-21ksoftirqd/308:00:123
134491620,19ptp4l20784-21hddtemp_smartct11:35:171
2637899617,12cyclictest0-21swapper/309:41:003
26378996025,6cyclictest41-21ksoftirqd/307:20:213
134491600,3ptp4l6638-21df_inode11:05:151
2637899597,11cyclictest0-21swapper/312:30:523
26378995929,9cyclictest41-21ksoftirqd/307:10:193
26378995923,3cyclictest41-21ksoftirqd/311:50:163
26378995823,4cyclictest41-21ksoftirqd/311:10:213
134491580,3ptp4l0-21swapper/007:15:270
2637899574,7cyclictest0-21swapper/310:50:203
134491570,3ptp4l0-21swapper/112:00:151
2637899565,6cyclictest0-21swapper/308:39:213
134491560,4ptp4l0-21swapper/212:10:392
134491560,4ptp4l0-21swapper/111:19:191
134491560,3ptp4l0-21swapper/208:30:002
134491560,3ptp4l0-21swapper/111:40:221
134491560,17ptp4l0-21swapper/112:25:191
2637899557,7cyclictest0-21swapper/311:21:243
2637899557,11cyclictest0-21swapper/312:27:523
2637899556,7cyclictest0-21swapper/309:51:183
2637899554,6cyclictest41-21ksoftirqd/308:25:253
134491550,4ptp4l0-21swapper/211:45:302
134491550,4ptp4l0-21swapper/109:36:341
134491550,4ptp4l0-21swapper/107:26:081
134491550,20ptp4l9-21ksoftirqd/009:28:460
2637899544,12cyclictest0-21swapper/310:45:183
134491540,4ptp4l0-21swapper/209:47:162
134491540,4ptp4l0-21swapper/207:20:462
134491540,4ptp4l0-21swapper/110:24:451
134491540,4ptp4l0-21swapper/107:34:201
134491540,3ptp4l3675-21latency_hist09:50:001
2637899536,7cyclictest0-21swapper/311:49:163
2637899536,6cyclictest0-21swapper/308:09:253
2637899535,7cyclictest0-21swapper/307:47:393
2637899532,32cyclictest0-21swapper/309:39:523
134491530,4ptp4l0-21swapper/309:00:013
134491530,4ptp4l0-21swapper/212:08:092
134491530,4ptp4l0-21swapper/212:08:092
134491530,4ptp4l0-21swapper/211:16:392
134491530,4ptp4l0-21swapper/209:59:232
134491530,4ptp4l0-21swapper/209:12:412
134491530,4ptp4l0-21swapper/209:05:592
134491530,4ptp4l0-21swapper/208:41:292
134491530,4ptp4l0-21swapper/207:56:272
134491530,4ptp4l0-21swapper/207:15:332
134491530,4ptp4l0-21swapper/110:18:031
134491530,12ptp4l0-21swapper/010:15:160
2637899527,6cyclictest0-21swapper/311:58:193
2637899525,6cyclictest0-21swapper/307:16:343
134491520,4ptp4l0-21swapper/211:57:382
134491520,4ptp4l0-21swapper/211:14:452
134491520,4ptp4l0-21swapper/210:31:272
134491520,4ptp4l0-21swapper/208:27:102
134491520,4ptp4l0-21swapper/208:22:452
134491520,4ptp4l0-21swapper/111:48:181
134491520,4ptp4l0-21swapper/110:40:401
134491520,4ptp4l0-21swapper/110:30:261
134491520,4ptp4l0-21swapper/109:55:181
134491520,4ptp4l0-21swapper/107:48:301
134491520,3ptp4l0-21swapper/209:00:432
134491520,3ptp4l0-21swapper/009:46:040
2637899517,6cyclictest0-21swapper/312:22:193
2637899517,6cyclictest0-21swapper/311:43:493
2637899516,7cyclictest0-21swapper/310:08:333
2637899516,6cyclictest0-21swapper/310:35:433
2637899516,6cyclictest0-21swapper/310:26:203
2637899515,7cyclictest0-21swapper/308:11:583
2637899515,6cyclictest0-21swapper/310:00:493
2637899514,7cyclictest0-21swapper/309:49:133
2637899514,6cyclictest0-21swapper/310:32:503
2637899514,6cyclictest0-21swapper/307:51:233
2637899514,6cyclictest0-21swapper/307:35:153
2637899513,6cyclictest0-21swapper/308:30:173
2637899512,7cyclictest0-21swapper/312:35:173
2637899511,6cyclictest0-21swapper/309:05:113
134491510,4ptp4l0-21swapper/108:58:041
134491510,4ptp4l0-21swapper/108:33:351
134491510,4ptp4l0-21swapper/107:37:231
134491510,3ptp4l0-21swapper/112:30:231
134491510,19ptp4l9-21ksoftirqd/009:54:170
2637899507,6cyclictest0-21swapper/311:35:403
2637899507,5cyclictest0-21swapper/311:30:593
2637899504,6cyclictest0-21swapper/307:40:333
2637899504,10cyclictest0-21swapper/309:10:123
2637899501,5cyclictest41-21ksoftirqd/308:15:263
2637899501,5cyclictest41-21ksoftirqd/308:15:263
134491500,4ptp4l0-21swapper/112:15:531
134491500,3ptp4l0-21swapper/210:22:542
2637899497,6cyclictest0-21swapper/311:25:533
2637899496,7cyclictest0-21swapper/308:53:583
2637899496,6cyclictest0-21swapper/312:10:473
2637899496,6cyclictest0-21swapper/311:18:313
2637899496,6cyclictest0-21swapper/310:23:003
2637899496,6cyclictest0-21swapper/309:28:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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