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2026-01-21 - 18:40
[ 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 Wed Jan 21, 2026 12:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3189221830,6sleep11787199cyclictest12:15:221
17873997328,9cyclictest41-21ksoftirqd/308:20:283
17872997133,4cyclictest33-21ksoftirqd/209:45:172
17872997131,9cyclictest33-21ksoftirqd/208:57:422
17873997029,9cyclictest41-21ksoftirqd/307:10:143
17873996930,9cyclictest41-21ksoftirqd/308:10:233
17873996731,4cyclictest41-21ksoftirqd/311:30:253
17873996727,4cyclictest41-21ksoftirqd/311:05:193
17872996721,9cyclictest33-21ksoftirqd/210:25:002
72912660,4sleep00-21swapper/009:05:130
17873996635,4cyclictest41-21ksoftirqd/310:00:203
17873996634,4cyclictest41-21ksoftirqd/312:35:143
17872996631,4cyclictest33-21ksoftirqd/209:14:592
17872996630,17cyclictest33-21ksoftirqd/211:35:012
17873996533,6cyclictest41-21ksoftirqd/309:15:193
17873996530,3cyclictest41-21ksoftirqd/308:15:193
17872996536,4cyclictest33-21ksoftirqd/210:35:202
17873996429,4cyclictest41-21ksoftirqd/311:40:143
1787399642,35cyclictest0-21swapper/307:39:323
17872996429,5cyclictest33-21ksoftirqd/212:02:522
17871996432,6cyclictest25-21ksoftirqd/111:15:241
134491640,4ptp4l0-21swapper/012:10:250
17873996331,4cyclictest41-21ksoftirqd/311:15:123
17873996331,3cyclictest41-21ksoftirqd/307:50:233
17873996330,8cyclictest41-21ksoftirqd/310:40:223
17873996325,7cyclictest41-21ksoftirqd/310:00:013
17873996325,7cyclictest41-21ksoftirqd/309:50:133
17872996332,4cyclictest33-21ksoftirqd/207:40:192
17872996327,4cyclictest33-21ksoftirqd/207:10:212
17872996320,9cyclictest33-21ksoftirqd/210:00:002
17871996333,7cyclictest25-21ksoftirqd/107:15:271
17871996331,7cyclictest25-21ksoftirqd/111:45:001
17871996331,7cyclictest25-21ksoftirqd/108:25:181
17873996228,3cyclictest41-21ksoftirqd/311:20:153
17873996226,9cyclictest41-21ksoftirqd/308:35:133
17873996222,4cyclictest41-21ksoftirqd/309:10:193
17873996219,8cyclictest41-21ksoftirqd/309:30:193
17872996229,5cyclictest33-21ksoftirqd/208:22:292
17871996225,7cyclictest25-21ksoftirqd/108:05:011
17873996131,4cyclictest41-21ksoftirqd/307:55:173
17873996131,4cyclictest41-21ksoftirqd/307:55:173
17873996128,8cyclictest41-21ksoftirqd/312:10:173
17873996128,4cyclictest41-21ksoftirqd/308:25:153
17873996125,8cyclictest41-21ksoftirqd/310:25:233
1787399612,32cyclictest0-21swapper/310:58:343
17872996131,4cyclictest33-21ksoftirqd/209:27:562
17872996130,4cyclictest33-21ksoftirqd/212:38:532
17872996129,3cyclictest33-21ksoftirqd/209:18:492
17872996127,5cyclictest33-21ksoftirqd/210:25:572
17872996123,16cyclictest33-21ksoftirqd/212:32:322
1787299611,21cyclictest0-21swapper/209:38:232
17871996130,6cyclictest25-21ksoftirqd/109:55:281
17871996128,4cyclictest25-21ksoftirqd/107:50:001
17873996023,9cyclictest41-21ksoftirqd/308:30:193
17872996032,4cyclictest33-21ksoftirqd/207:47:522
17872996030,5cyclictest33-21ksoftirqd/210:30:402
17872996021,7cyclictest33-21ksoftirqd/210:45:182
17872996021,19cyclictest33-21ksoftirqd/207:15:102
17872996019,8cyclictest33-21ksoftirqd/208:40:152
17871996024,6cyclictest25-21ksoftirqd/108:50:131
134491600,5ptp4l15864-21fschecks_count07:05:160
134491600,5ptp4l0-21swapper/112:10:281
17873995928,4cyclictest41-21ksoftirqd/311:50:163
17873995927,8cyclictest41-21ksoftirqd/309:25:273
17873995921,6cyclictest41-21ksoftirqd/307:30:273
17873995921,4cyclictest41-21ksoftirqd/310:25:013
17872995930,12cyclictest33-21ksoftirqd/209:04:462
17872995918,3cyclictest33-21ksoftirqd/208:55:002
17873995827,8cyclictest41-21ksoftirqd/311:10:143
17873995825,9cyclictest41-21ksoftirqd/312:20:233
17873995825,4cyclictest41-21ksoftirqd/311:37:273
17873995825,4cyclictest41-21ksoftirqd/308:40:163
17872995832,5cyclictest33-21ksoftirqd/210:18:152
134491580,3ptp4l0-21swapper/111:10:091
17873995735,3cyclictest41-21ksoftirqd/308:50:123
17873995727,9cyclictest41-21ksoftirqd/308:55:233
17873995724,6cyclictest41-21ksoftirqd/307:23:323
17873995721,7cyclictest41-21ksoftirqd/312:25:153
17873995721,3cyclictest41-21ksoftirqd/312:00:173
17873995720,3cyclictest41-21ksoftirqd/308:50:013
17872995728,4cyclictest33-21ksoftirqd/208:39:302
1787299572,23cyclictest121rcu_preempt07:55:582
1787299572,23cyclictest121rcu_preempt07:55:572
17872995719,6cyclictest33-21ksoftirqd/211:05:132
17872995712,9cyclictest33-21ksoftirqd/211:50:162
1787299570,24cyclictest0-21swapper/209:33:212
134491570,5ptp4l0-21swapper/109:35:181
134491570,3ptp4l0-21swapper/009:50:160
17873995625,3cyclictest41-21ksoftirqd/310:05:273
17873995623,8cyclictest41-21ksoftirqd/307:15:133
17873995621,9cyclictest41-21ksoftirqd/312:05:263
17873995621,8cyclictest41-21ksoftirqd/309:20:243
17872995625,4cyclictest33-21ksoftirqd/212:05:242
17872995624,14cyclictest33-21ksoftirqd/212:15:152
17872995616,10cyclictest33-21ksoftirqd/207:35:162
134491560,4ptp4l0-21swapper/011:40:490
134491560,4ptp4l0-21swapper/007:44:200
134491560,3ptp4l0-21swapper/009:00:140
17873995528,9cyclictest41-21ksoftirqd/310:10:143
17873995524,4cyclictest41-21ksoftirqd/310:15:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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