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2026-02-09 - 15:50
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 376 highest latencies:
System rackdslot3.osadl.org (updated Mon Feb 09, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491229163,22phc2sys0-21swapper/307:09:593
215362204170,22sleep20-21swapper/207:09:472
212412201168,22sleep00-21swapper/007:05:590
212072200169,21sleep10-21swapper/107:05:331
2772821830,6sleep12185099cyclictest10:45:231
2760121700,5sleep32185299cyclictest07:20:183
215572162124,13sleep30-21swapper/307:10:013
977021550,2sleep00-21swapper/009:00:010
139391870,1ptp4l2635-21/usr/sbin/munin08:45:263
21849996424,6cyclictest9-21ksoftirqd/008:10:170
21849996324,6cyclictest9-21ksoftirqd/008:35:270
21849996323,7cyclictest9-21ksoftirqd/010:55:240
21849996323,7cyclictest9-21ksoftirqd/007:35:160
21849996229,6cyclictest9-21ksoftirqd/010:45:000
21849996224,4cyclictest9-21ksoftirqd/011:50:210
21849996223,6cyclictest9-21ksoftirqd/011:00:170
21849996222,6cyclictest9-21ksoftirqd/007:15:160
21849996127,6cyclictest9-21ksoftirqd/009:45:150
21849996126,8cyclictest9-21ksoftirqd/012:20:180
21849996125,7cyclictest9-21ksoftirqd/009:25:200
21849996125,6cyclictest9-21ksoftirqd/010:05:230
21849996125,6cyclictest9-21ksoftirqd/007:45:150
21849996125,5cyclictest9-21ksoftirqd/012:10:230
21849996125,5cyclictest9-21ksoftirqd/011:30:150
21849996124,7cyclictest9-21ksoftirqd/008:05:250
21849996121,6cyclictest9-21ksoftirqd/008:30:210
21849996030,3cyclictest9-21ksoftirqd/009:40:190
21849996025,5cyclictest9-21ksoftirqd/009:20:250
21849996024,5cyclictest9-21ksoftirqd/010:50:180
21849996024,5cyclictest9-21ksoftirqd/010:00:010
21849996023,5cyclictest9-21ksoftirqd/010:15:260
21849996023,5cyclictest9-21ksoftirqd/010:15:260
21849996023,5cyclictest9-21ksoftirqd/009:00:240
21849996023,5cyclictest9-21ksoftirqd/008:00:250
21849996022,5cyclictest9-21ksoftirqd/010:45:150
21849996021,6cyclictest9-21ksoftirqd/012:25:130
21849996021,6cyclictest9-21ksoftirqd/008:45:150
21849996020,6cyclictest9-21ksoftirqd/010:30:010
21849995925,6cyclictest9-21ksoftirqd/009:35:250
21849995924,6cyclictest9-21ksoftirqd/009:55:130
21849995924,6cyclictest9-21ksoftirqd/009:10:000
21849995924,4cyclictest9-21ksoftirqd/011:35:220
21849995924,4cyclictest9-21ksoftirqd/008:20:130
21849995923,5cyclictest9-21ksoftirqd/011:20:220
91852580,3sleep22185199cyclictest12:20:282
21849995825,3cyclictest9-21ksoftirqd/010:20:150
21849995823,5cyclictest9-21ksoftirqd/011:25:160
21849995823,5cyclictest9-21ksoftirqd/008:15:190
21849995822,4cyclictest9-21ksoftirqd/012:35:160
21849995723,5cyclictest9-21ksoftirqd/009:50:170
21849995624,9cyclictest9-21ksoftirqd/012:35:000
21849995620,6cyclictest9-21ksoftirqd/007:25:210
21849995518,3cyclictest9-21ksoftirqd/007:55:230
2184999544,6cyclictest9-21ksoftirqd/007:40:210
21849995426,4cyclictest9-21ksoftirqd/009:30:260
21849995426,3cyclictest9-21ksoftirqd/007:20:230
139391540,0ptp4l401ktimersoftd/311:20:153
314562530,2sleep20-21swapper/207:30:132
2184999537,3cyclictest9-21ksoftirqd/012:15:250
2184999537,3cyclictest9-21ksoftirqd/011:05:200
2184999537,2cyclictest9-21ksoftirqd/011:55:200
2184999535,4cyclictest9-21ksoftirqd/011:10:170
21849995320,5cyclictest9-21ksoftirqd/011:15:260
21849995317,4cyclictest9-21ksoftirqd/012:00:190
2184999527,3cyclictest9-21ksoftirqd/010:25:260
2184999527,3cyclictest9-21ksoftirqd/008:40:250
2184999527,3cyclictest9-21ksoftirqd/008:25:140
2184999525,3cyclictest9-21ksoftirqd/012:05:220
21849995220,5cyclictest9-21ksoftirqd/010:35:160
21849995121,9cyclictest9-21ksoftirqd/011:45:000
2184999511,7cyclictest9-21ksoftirqd/008:50:140
21849995116,5cyclictest9-21ksoftirqd/009:15:180
2184999504,5cyclictest9-21ksoftirqd/007:50:150
21849995021,3cyclictest9-21ksoftirqd/007:30:250
2184999501,6cyclictest9-21ksoftirqd/010:10:210
2184999501,6cyclictest9-21ksoftirqd/007:10:220
88142470,3sleep10-21swapper/111:15:161
21852994741,3cyclictest32350-21sh08:40:013
57898450,7rtkit-daemon0-21swapper/111:51:361
2184999454,3cyclictest9-21ksoftirqd/011:45:120
2184999454,3cyclictest9-21ksoftirqd/011:45:120
21849994416,5cyclictest9-21ksoftirqd/009:07:450
139391420,0ptp4l401ktimersoftd/312:35:213
139391420,0ptp4l401ktimersoftd/311:43:073
139391420,0ptp4l401ktimersoftd/308:00:023
21852994111,28cyclictest6829-21kworker/3:208:52:233
139391410,0ptp4l401ktimersoftd/311:14:543
139391410,0ptp4l401ktimersoftd/307:35:283
21851994035,3cyclictest27588-21idleruntime-cro11:55:002
57898390,9rtkit-daemon0-21swapper/210:33:302
139391390,8ptp4l401ktimersoftd/310:37:403
57898380,6rtkit-daemon0-21swapper/107:59:531
21850993833,3cyclictest7162-21latency_hist08:55:001
21850993831,4cyclictest25-21ksoftirqd/109:12:591
21852993731,4cyclictest41-21ksoftirqd/312:07:453
21850993731,4cyclictest25-21ksoftirqd/109:21:161
21850993731,4cyclictest25-21ksoftirqd/107:15:351
21852993629,4cyclictest41-21ksoftirqd/311:28:133
21851993631,3cyclictest33-21ksoftirqd/208:35:182
21850993631,3cyclictest25-21ksoftirqd/112:04:151
21852993530,3cyclictest41-21ksoftirqd/309:15:123
21852993529,4cyclictest41-21ksoftirqd/311:56:183
21852993529,4cyclictest41-21ksoftirqd/311:54:453
21852993529,4cyclictest41-21ksoftirqd/309:59:253
21851993529,4cyclictest33-21ksoftirqd/211:34:432
21851993529,4cyclictest33-21ksoftirqd/210:12:392
21851993529,4cyclictest33-21ksoftirqd/210:00:552
21851993529,4cyclictest33-21ksoftirqd/209:44:272
21850993530,3cyclictest25-21ksoftirqd/108:00:101
21850993529,4cyclictest25-21ksoftirqd/112:34:471
21850993529,4cyclictest25-21ksoftirqd/110:59:511
21850993529,4cyclictest25-21ksoftirqd/110:37:571
57898340,4rtkit-daemon22920-21ls07:10:211
21852993429,3cyclictest41-21ksoftirqd/312:27:153
21852993429,3cyclictest41-21ksoftirqd/309:42:593
21852993429,3cyclictest13449-21fschecks_count09:10:123
21852993428,4cyclictest41-21ksoftirqd/311:03:463
21852993428,4cyclictest41-21ksoftirqd/309:32:043
21852993428,4cyclictest41-21ksoftirqd/307:51:163
21852993428,4cyclictest41-21ksoftirqd/307:41:333
21852993428,4cyclictest41-21ksoftirqd/307:19:063
21851993429,3cyclictest33-21ksoftirqd/210:47:532
21851993428,4cyclictest33-21ksoftirqd/212:35:482
21851993428,4cyclictest33-21ksoftirqd/212:02:462
21851993428,4cyclictest33-21ksoftirqd/211:45:542
21851993428,4cyclictest33-21ksoftirqd/211:45:542
21851993428,4cyclictest33-21ksoftirqd/209:51:292
21851993428,4cyclictest33-21ksoftirqd/209:27:462
21851993427,4cyclictest33-21ksoftirqd/209:20:072
21850993429,3cyclictest25-21ksoftirqd/110:40:141
21850993429,3cyclictest25-21ksoftirqd/109:06:221
21850993428,4cyclictest25-21ksoftirqd/109:28:011
21852993328,3cyclictest41-21ksoftirqd/312:20:003
21852993328,3cyclictest41-21ksoftirqd/310:25:113
21852993328,3cyclictest41-21ksoftirqd/308:43:543
21852993327,4cyclictest41-21ksoftirqd/310:55:523
21852993327,4cyclictest41-21ksoftirqd/310:52:243
21852993327,4cyclictest41-21ksoftirqd/307:25:513
21852993327,3cyclictest41-21ksoftirqd/310:12:573
21852993326,4cyclictest41-21ksoftirqd/311:32:073
21851993328,3cyclictest33-21ksoftirqd/208:02:302
21851993327,4cyclictest33-21ksoftirqd/211:56:172
21851993327,4cyclictest33-21ksoftirqd/209:13:342
21851993327,4cyclictest33-21ksoftirqd/208:48:232
21851993327,4cyclictest33-21ksoftirqd/208:22:162
21851993327,4cyclictest33-21ksoftirqd/208:19:512
21850993328,3cyclictest25-21ksoftirqd/110:24:581
21850993327,4cyclictest25-21ksoftirqd/110:07:051
21850993327,4cyclictest25-21ksoftirqd/109:47:541
21850993327,4cyclictest25-21ksoftirqd/109:17:351
21850993327,4cyclictest25-21ksoftirqd/108:46:251
21850993327,4cyclictest25-21ksoftirqd/108:42:531
21852993227,3cyclictest41-21ksoftirqd/310:01:413
21852993227,3cyclictest41-21ksoftirqd/308:32:373
21852993227,3cyclictest41-21ksoftirqd/308:25:053
21852993226,4cyclictest41-21ksoftirqd/312:30:443
21852993226,4cyclictest41-21ksoftirqd/310:44:053
21852993226,4cyclictest41-21ksoftirqd/309:26:023
21852993226,4cyclictest41-21ksoftirqd/309:00:593
21852993226,4cyclictest41-21ksoftirqd/308:24:093
21851993227,3cyclictest33-21ksoftirqd/212:08:152
21851993227,3cyclictest33-21ksoftirqd/210:55:002
21851993227,3cyclictest33-21ksoftirqd/207:47:282
21851993226,4cyclictest33-21ksoftirqd/209:58:142
21851993226,4cyclictest33-21ksoftirqd/207:50:012
21850993229,2cyclictest25-21ksoftirqd/110:30:191
21850993227,3cyclictest25-21ksoftirqd/112:23:151
21850993227,3cyclictest25-21ksoftirqd/109:57:161
21850993227,3cyclictest25-21ksoftirqd/108:15:101
21850993227,3cyclictest25-21ksoftirqd/107:24:541
21850993226,4cyclictest25-21ksoftirqd/112:35:551
21850993226,4cyclictest25-21ksoftirqd/112:16:291
21850993226,4cyclictest25-21ksoftirqd/111:29:401
21850993226,4cyclictest25-21ksoftirqd/108:59:121
21852993126,3cyclictest41-21ksoftirqd/312:03:443
21852993126,3cyclictest41-21ksoftirqd/310:46:553
21852993126,3cyclictest41-21ksoftirqd/309:35:113
21852993126,3cyclictest41-21ksoftirqd/308:56:503
21852993125,4cyclictest41-21ksoftirqd/308:09:523
21852993125,4cyclictest41-21ksoftirqd/307:49:433
21852993125,4cyclictest41-21ksoftirqd/307:32:013
21851993127,3cyclictest33-21ksoftirqd/208:29:142
21851993126,3cyclictest33-21ksoftirqd/208:55:102
21851993125,4cyclictest33-21ksoftirqd/208:07:072
21851993125,4cyclictest33-21ksoftirqd/207:59:402
21850993127,3cyclictest25-21ksoftirqd/110:13:301
21850993126,3cyclictest29758-21cron08:35:001
21850993126,3cyclictest25-21ksoftirqd/112:14:551
21850993126,3cyclictest25-21ksoftirqd/111:20:101
21850993126,3cyclictest25-21ksoftirqd/107:28:411
21850993125,4cyclictest25-21ksoftirqd/107:33:321
139391310,0ptp4l401ktimersoftd/312:14:503
21852993025,3cyclictest41-21ksoftirqd/311:18:593
21852993025,3cyclictest41-21ksoftirqd/308:18:553
21852993025,3cyclictest41-21ksoftirqd/307:58:023
21852993024,4cyclictest41-21ksoftirqd/309:54:423
21851993025,3cyclictest33-21ksoftirqd/211:01:592
21851993025,3cyclictest33-21ksoftirqd/210:57:452
21851993025,3cyclictest33-21ksoftirqd/210:40:232
21851993025,3cyclictest33-21ksoftirqd/209:17:052
21851993024,4cyclictest33-21ksoftirqd/212:27:462
21851993024,4cyclictest33-21ksoftirqd/211:39:332
21851993024,4cyclictest33-21ksoftirqd/211:17:012
21851993024,4cyclictest33-21ksoftirqd/208:32:502
21850993025,3cyclictest25-21ksoftirqd/109:36:421
21850993025,3cyclictest25-21ksoftirqd/107:49:321
21850993024,4cyclictest25-21ksoftirqd/111:47:331
21850993024,4cyclictest25-21ksoftirqd/111:47:331
21850993024,4cyclictest25-21ksoftirqd/111:38:511
21850993024,4cyclictest25-21ksoftirqd/109:43:331
21850993023,4cyclictest25-21ksoftirqd/108:29:131
21852992924,3cyclictest41-21ksoftirqd/310:22:153
21852992924,3cyclictest41-21ksoftirqd/310:17:513
21852992924,3cyclictest41-21ksoftirqd/310:17:513
21851992924,3cyclictest33-21ksoftirqd/211:10:132
21851992924,3cyclictest33-21ksoftirqd/210:15:102
21851992924,3cyclictest33-21ksoftirqd/210:15:102
21851992924,3cyclictest33-21ksoftirqd/207:10:092
21851992923,4cyclictest33-21ksoftirqd/212:30:062
21851992923,4cyclictest33-21ksoftirqd/212:12:492
21851992923,4cyclictest33-21ksoftirqd/211:29:532
21851992923,4cyclictest33-21ksoftirqd/210:21:302
21850992924,3cyclictest25-21ksoftirqd/112:07:511
21850992924,3cyclictest25-21ksoftirqd/109:54:471
21850992924,3cyclictest25-21ksoftirqd/109:33:051
21850992924,3cyclictest25-21ksoftirqd/108:05:411
21850992923,4cyclictest25-21ksoftirqd/111:09:021
21852992823,3cyclictest41-21ksoftirqd/311:36:323
21852992823,3cyclictest41-21ksoftirqd/311:08:343
21852992823,3cyclictest41-21ksoftirqd/310:33:463
21851992823,3cyclictest33-21ksoftirqd/209:36:262
21851992823,3cyclictest33-21ksoftirqd/209:32:322
21851992823,3cyclictest33-21ksoftirqd/207:23:212
21851992822,4cyclictest33-21ksoftirqd/209:02:152
21850992823,3cyclictest25-21ksoftirqd/111:12:101
21850992823,3cyclictest25-21ksoftirqd/110:20:001
21850992823,3cyclictest25-21ksoftirqd/110:20:001
21850992823,3cyclictest25-21ksoftirqd/108:20:111
21850992822,4cyclictest25-21ksoftirqd/110:26:501
21850992822,3cyclictest25-21ksoftirqd/109:00:181
21851992722,3cyclictest33-21ksoftirqd/211:20:102
21851992722,3cyclictest33-21ksoftirqd/208:14:592
21851992722,3cyclictest33-21ksoftirqd/207:38:552
21851992721,4cyclictest33-21ksoftirqd/211:08:162
21851992721,4cyclictest33-21ksoftirqd/208:52:452
21851992720,5cyclictest33-21ksoftirqd/209:48:172
21850992721,4cyclictest25-21ksoftirqd/112:29:451
21850992721,4cyclictest25-21ksoftirqd/111:01:121
2185099271,2cyclictest121rcu_preempt11:43:151
21852992621,3cyclictest41-21ksoftirqd/309:47:013
21852992620,4cyclictest41-21ksoftirqd/309:09:103
21851992621,3cyclictest33-21ksoftirqd/211:44:132
21851992621,3cyclictest33-21ksoftirqd/208:41:382
21851992621,3cyclictest33-21ksoftirqd/207:44:072
21851992621,3cyclictest33-21ksoftirqd/207:29:042
21850992621,3cyclictest25-21ksoftirqd/110:52:061
21852992519,4cyclictest41-21ksoftirqd/309:20:133
21851992520,3cyclictest33-21ksoftirqd/210:35:292
21851992520,3cyclictest33-21ksoftirqd/207:18:312
21850992520,3cyclictest25-21ksoftirqd/111:55:101
21850992518,4cyclictest25-21ksoftirqd/110:00:071
139391250,0ptp4l401ktimersoftd/311:45:193
139391250,0ptp4l401ktimersoftd/311:45:193
139391250,0ptp4l401ktimersoftd/308:14:143
21852992419,3cyclictest41-21ksoftirqd/310:09:053
21851992418,4cyclictest33-21ksoftirqd/210:25:592
21850992419,3cyclictest25-21ksoftirqd/107:44:271
2185099240,3cyclictest15698-21/usr/sbin/munin11:30:131
68042230,10sleep20-21swapper/212:16:082
21851992318,3cyclictest33-21ksoftirqd/209:07:572
21850992319,3cyclictest25-21ksoftirqd/107:50:261
21850992318,3cyclictest25-21ksoftirqd/107:37:421
139391230,0ptp4l401ktimersoftd/312:20:253
21851992014,3cyclictest8276-21phc2sys10:05:222
21850991815,2cyclictest25-21ksoftirqd/108:35:011
21850991811,4cyclictest18111-21sshd08:10:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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