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2026-02-03 - 22:43
[ 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 rackdslot4.osadl.org (updated Tue Feb 03, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
255952207172,23sleep10-21swapper/107:08:551
138591206172,23phc2sys0-21swapper/307:08:073
253662203170,22sleep20-21swapper/207:06:022
254572200166,22sleep00-21swapper/007:07:130
252162710,5sleep00-21swapper/011:30:170
18792630,2sleep20-21swapper/208:35:002
138491560,1ptp4l401ktimersoftd/311:15:133
232142530,3sleep023217-21proc_pri10:20:240
2597299461,9cyclictest25-21ksoftirqd/108:50:001
2597299461,9cyclictest25-21ksoftirqd/108:49:591
2597199460,9cyclictest9-21ksoftirqd/007:25:230
2597399445,9cyclictest33-21ksoftirqd/212:20:212
2597199440,7cyclictest9-21ksoftirqd/010:55:170
2597199430,6cyclictest9-21ksoftirqd/012:40:000
25973994223,9cyclictest33-21ksoftirqd/207:40:002
2597199422,38cyclictest19394-21latency_hist09:09:590
25974994124,15cyclictest41-21ksoftirqd/308:43:063
25973994028,10cyclictest33-21ksoftirqd/211:17:342
25973994024,5cyclictest33-21ksoftirqd/210:05:202
25973994023,5cyclictest33-21ksoftirqd/211:09:592
25973994022,5cyclictest33-21ksoftirqd/210:35:002
25972994032,6cyclictest25-21ksoftirqd/108:00:171
25972994024,4cyclictest25-21ksoftirqd/108:05:241
25971994035,3cyclictest9-21ksoftirqd/010:40:000
2597199401,5cyclictest9-21ksoftirqd/007:55:210
2597199401,3cyclictest9-21ksoftirqd/012:33:490
25974993925,12cyclictest41-21ksoftirqd/309:45:003
25973993921,5cyclictest33-21ksoftirqd/212:30:172
25972993925,4cyclictest25-21ksoftirqd/110:00:171
25972993925,3cyclictest25-21ksoftirqd/110:15:271
25972993925,3cyclictest25-21ksoftirqd/108:55:251
25972993924,4cyclictest25-21ksoftirqd/110:10:161
25972993924,3cyclictest25-21ksoftirqd/112:20:211
25972993924,3cyclictest25-21ksoftirqd/111:00:201
25972993924,3cyclictest25-21ksoftirqd/109:50:161
25972993924,3cyclictest25-21ksoftirqd/109:10:281
25971993935,2cyclictest9-21ksoftirqd/011:40:000
25971993933,3cyclictest10116-21chrt11:00:150
25971993925,3cyclictest9-21ksoftirqd/009:50:170
25971993924,4cyclictest9-21ksoftirqd/011:52:230
2597199392,3cyclictest9-21ksoftirqd/011:25:120
2597199391,4cyclictest9-21ksoftirqd/009:40:000
2597199390,3cyclictest9-21ksoftirqd/010:17:220
138491390,0ptp4l401ktimersoftd/311:00:363
138491390,0ptp4l401ktimersoftd/308:53:223
25973993833,3cyclictest33-21ksoftirqd/209:25:002
25973993819,9cyclictest33-21ksoftirqd/208:20:002
25973993819,9cyclictest33-21ksoftirqd/208:20:002
25972993834,2cyclictest25-21ksoftirqd/108:39:591
25972993833,3cyclictest25-21ksoftirqd/111:39:591
25972993833,2cyclictest25-21ksoftirqd/112:30:001
25972993832,3cyclictest25-21ksoftirqd/110:35:241
25972993825,3cyclictest25-21ksoftirqd/111:20:221
25972993825,3cyclictest25-21ksoftirqd/110:05:201
25972993825,3cyclictest25-21ksoftirqd/107:55:261
25972993825,3cyclictest25-21ksoftirqd/107:10:231
25972993824,4cyclictest25-21ksoftirqd/112:15:141
25972993824,4cyclictest25-21ksoftirqd/108:40:141
25972993824,4cyclictest25-21ksoftirqd/107:50:271
25972993824,3cyclictest25-21ksoftirqd/111:40:251
25972993824,3cyclictest25-21ksoftirqd/111:25:111
25972993824,3cyclictest25-21ksoftirqd/111:15:151
25972993824,3cyclictest25-21ksoftirqd/109:20:181
25972993824,3cyclictest25-21ksoftirqd/109:15:271
25972993824,3cyclictest25-21ksoftirqd/107:45:211
25972993824,3cyclictest25-21ksoftirqd/107:45:201
25972993823,4cyclictest25-21ksoftirqd/108:30:161
25972993823,4cyclictest25-21ksoftirqd/107:40:131
25972993823,3cyclictest25-21ksoftirqd/112:05:221
25972993823,3cyclictest25-21ksoftirqd/109:35:241
25972993823,3cyclictest25-21ksoftirqd/107:15:121
25972993822,4cyclictest25-21ksoftirqd/111:45:251
25972993821,4cyclictest25-21ksoftirqd/109:45:191
2597199385,3cyclictest121rcu_preempt11:59:470
2597199384,3cyclictest121rcu_preempt11:20:000
25971993833,3cyclictest9-21ksoftirqd/007:15:220
25971993823,4cyclictest9-21ksoftirqd/009:05:000
2597199381,3cyclictest121rcu_preempt09:50:010
25974993731,4cyclictest9268-21cron11:00:013
25973993731,4cyclictest33-21ksoftirqd/209:30:012
25973993712,9cyclictest33-21ksoftirqd/209:35:132
25973993712,11cyclictest33-21ksoftirqd/209:00:132
25972993732,3cyclictest25-21ksoftirqd/111:55:261
25972993732,3cyclictest25-21ksoftirqd/110:40:151
25972993732,3cyclictest25-21ksoftirqd/110:34:591
25972993724,3cyclictest25-21ksoftirqd/112:30:241
25972993723,3cyclictest25-21ksoftirqd/110:55:291
25972993723,3cyclictest25-21ksoftirqd/110:25:171
25972993723,3cyclictest25-21ksoftirqd/107:35:261
25972993722,4cyclictest25-21ksoftirqd/108:25:181
25972993722,3cyclictest25-21ksoftirqd/112:10:121
25972993722,3cyclictest25-21ksoftirqd/111:10:211
25972993721,4cyclictest25-21ksoftirqd/111:05:151
2597199373,3cyclictest121rcu_preempt08:01:060
25971993733,3cyclictest9-21ksoftirqd/007:35:000
25971993733,2cyclictest9-21ksoftirqd/010:40:200
25971993732,3cyclictest9-21ksoftirqd/010:10:000
25971993732,3cyclictest9-21ksoftirqd/009:55:120
25971993732,3cyclictest9-21ksoftirqd/007:40:270
2597199371,6cyclictest121rcu_preempt09:15:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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