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2026-03-05 - 06:07
[ 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 792 highest latencies:
System rackdslot4.osadl.org (updated Thu Mar 05, 2026 00:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
172752201167,23sleep30-21swapper/319:06:343
171902201169,20sleep20-21swapper/219:05:302
153232201168,22sleep10-21swapper/119:05:051
174832200167,22sleep00-21swapper/019:09:180
1754728561,15sleep30-21swapper/319:10:003
227572570,5sleep022741-21idleruntime-cro22:35:010
131832560,5sleep113187-21cpuspeed_turbos00:25:131
253592500,1sleep325362-21wc22:40:003
253592500,1sleep325362-21wc22:40:003
17841995043,4cyclictest32595-21grep19:39:592
138491470,1ptp4l391rcuc/300:10:083
1783999461,43cyclictest0-21swapper/020:59:590
17841994326,15cyclictest33-21ksoftirqd/220:55:422
17841994230,10cyclictest33-21ksoftirqd/223:05:242
17841994230,10cyclictest33-21ksoftirqd/223:05:242
138491420,0ptp4l401ktimersoftd/322:40:173
300162410,2sleep20-21swapper/221:45:122
17841994129,9cyclictest33-21ksoftirqd/221:40:162
17840994113,27cyclictest0-21swapper/119:56:231
17839994136,3cyclictest9-21ksoftirqd/020:40:010
138491410,0ptp4l401ktimersoftd/322:11:423
17842994034,3cyclictest24860-21sh21:35:003
17841994035,3cyclictest33-21ksoftirqd/219:44:592
17841994035,3cyclictest27319-21latency_hist21:40:012
17841994035,3cyclictest27319-21latency_hist21:40:012
17842993931,5cyclictest41-21ksoftirqd/321:20:013
17841993934,3cyclictest33-21ksoftirqd/222:35:182
17841993934,3cyclictest33-21ksoftirqd/222:35:182
17841993934,3cyclictest33-21ksoftirqd/221:20:002
17841993927,9cyclictest33-21ksoftirqd/220:00:242
17839993935,2cyclictest9-21ksoftirqd/021:35:010
17842993832,4cyclictest41-21ksoftirqd/320:37:083
17841993833,3cyclictest33-21ksoftirqd/222:24:592
17841993827,10cyclictest33-21ksoftirqd/219:55:172
17840993832,4cyclictest25-21ksoftirqd/120:06:421
17840993832,4cyclictest25-21ksoftirqd/120:06:411
17842993732,3cyclictest41-21ksoftirqd/321:40:213
17842993731,4cyclictest41-21ksoftirqd/320:47:243
17841993733,2cyclictest33-21ksoftirqd/219:35:012
17841993731,4cyclictest33-21ksoftirqd/221:33:332
17841993726,9cyclictest33-21ksoftirqd/220:29:322
17840993731,4cyclictest25-21ksoftirqd/120:24:511
17840993731,4cyclictest25-21ksoftirqd/119:22:291
17840993731,4cyclictest25-21ksoftirqd/100:08:131
17842993631,3cyclictest17053-21systemctl22:20:223
17842993630,4cyclictest41-21ksoftirqd/319:54:213
17841993631,3cyclictest33-21ksoftirqd/222:10:122
17841993631,3cyclictest33-21ksoftirqd/219:20:072
17841993631,3cyclictest33-21ksoftirqd/219:20:012
17841993630,4cyclictest33-21ksoftirqd/223:47:512
17841993630,4cyclictest33-21ksoftirqd/223:21:242
17841993630,4cyclictest33-21ksoftirqd/222:29:322
17841993630,4cyclictest33-21ksoftirqd/220:40:372
17841993630,3cyclictest33-21ksoftirqd/221:54:592
17841993628,5cyclictest33-21ksoftirqd/223:30:112
17841993625,10cyclictest33-21ksoftirqd/222:05:262
17841993625,10cyclictest33-21ksoftirqd/222:05:262
17840993630,4cyclictest25-21ksoftirqd/122:40:001
17840993630,4cyclictest25-21ksoftirqd/122:40:001
17840993630,4cyclictest25-21ksoftirqd/121:55:101
17840993630,4cyclictest25-21ksoftirqd/120:58:051
17840993630,4cyclictest25-21ksoftirqd/119:39:351
17840993630,4cyclictest25-21ksoftirqd/119:11:411
17840993630,4cyclictest25-21ksoftirqd/100:13:131
17840993630,4cyclictest25-21ksoftirqd/100:01:111
17840993629,4cyclictest25-21ksoftirqd/100:36:281
17839993631,3cyclictest9-21ksoftirqd/023:35:340
17839993630,4cyclictest9-21ksoftirqd/019:45:020
50798350,3rtkit-daemon23430-21iostat23:40:162
50798350,3rtkit-daemon1686-21grep19:40:213
17842993530,3cyclictest41-21ksoftirqd/322:15:293
17842993529,4cyclictest41-21ksoftirqd/323:18:113
17842993529,4cyclictest41-21ksoftirqd/322:49:353
17842993529,4cyclictest41-21ksoftirqd/322:07:203
17842993529,4cyclictest41-21ksoftirqd/322:07:203
17842993529,4cyclictest41-21ksoftirqd/321:35:333
17842993529,4cyclictest41-21ksoftirqd/321:35:333
17842993529,4cyclictest41-21ksoftirqd/321:02:013
17842993529,4cyclictest41-21ksoftirqd/320:27:213
17842993529,4cyclictest41-21ksoftirqd/319:30:583
17842993529,4cyclictest41-21ksoftirqd/319:26:253
17841993530,3cyclictest33-21ksoftirqd/221:29:592
17841993530,3cyclictest33-21ksoftirqd/219:45:132
17841993529,4cyclictest33-21ksoftirqd/220:06:472
17841993529,4cyclictest33-21ksoftirqd/220:06:472
17841993529,4cyclictest33-21ksoftirqd/200:15:392
17841993529,3cyclictest33-21ksoftirqd/200:40:012
17841993527,6cyclictest33-21ksoftirqd/220:50:242
17840993530,3cyclictest25-21ksoftirqd/120:03:131
17840993529,4cyclictest25-21ksoftirqd/123:33:341
17840993529,4cyclictest25-21ksoftirqd/122:01:001
17840993529,4cyclictest25-21ksoftirqd/121:12:141
17840993529,4cyclictest25-21ksoftirqd/120:39:391
17840993528,4cyclictest25-21ksoftirqd/121:54:571
17840993527,5cyclictest25-21ksoftirqd/123:49:471
1784099351,22cyclictest1303-21runrttasks21:09:081
17839993530,3cyclictest9-21ksoftirqd/019:40:100
17839993530,3cyclictest9-21ksoftirqd/000:37:160
17839993530,3cyclictest9-21ksoftirqd/000:05:110
17839993529,4cyclictest9-21ksoftirqd/021:35:310
17839993529,4cyclictest9-21ksoftirqd/021:35:310
50798340,1rtkit-daemon0-21swapper/322:56:503
17842993429,3cyclictest41-21ksoftirqd/320:13:303
17842993429,3cyclictest41-21ksoftirqd/300:20:453
17842993428,4cyclictest41-21ksoftirqd/320:42:183
17842993428,4cyclictest41-21ksoftirqd/319:50:003
17842993427,4cyclictest41-21ksoftirqd/319:24:563
17841993430,2cyclictest33-21ksoftirqd/223:30:012
17841993429,3cyclictest33-21ksoftirqd/221:10:112
17841993429,3cyclictest33-21ksoftirqd/220:20:192
17841993428,4cyclictest33-21ksoftirqd/223:10:392
17841993428,4cyclictest33-21ksoftirqd/222:51:102
17841993428,4cyclictest33-21ksoftirqd/221:05:142
17841993428,4cyclictest33-21ksoftirqd/220:39:032
17841993428,4cyclictest33-21ksoftirqd/220:17:552
17841993428,4cyclictest33-21ksoftirqd/219:29:412
17841993428,3cyclictest33-21ksoftirqd/223:55:112
17841993422,10cyclictest33-21ksoftirqd/223:35:172
1784099343,18cyclictest0-21swapper/120:52:111
17840993429,3cyclictest25-21ksoftirqd/123:11:381
17840993428,4cyclictest25-21ksoftirqd/123:26:201
17840993428,4cyclictest25-21ksoftirqd/121:21:441
17840993428,4cyclictest25-21ksoftirqd/100:23:481
17840993427,4cyclictest25-21ksoftirqd/123:20:341
1784099342,17cyclictest13490-21df22:15:141
1784099340,1cyclictest0-21swapper/122:05:491
1784099340,1cyclictest0-21swapper/122:05:491
17839993430,2cyclictest9-21ksoftirqd/023:20:130
17839993429,3cyclictest9-21ksoftirqd/020:54:460
17839993429,3cyclictest9-21ksoftirqd/019:39:590
17839993428,4cyclictest9-21ksoftirqd/023:46:440
17839993428,4cyclictest9-21ksoftirqd/021:45:500
17839993428,4cyclictest9-21ksoftirqd/019:15:510
17842993328,3cyclictest41-21ksoftirqd/300:03:183
17842993327,4cyclictest41-21ksoftirqd/323:11:253
17842993327,4cyclictest41-21ksoftirqd/322:53:523
17842993327,4cyclictest41-21ksoftirqd/320:30:423
17842993327,4cyclictest41-21ksoftirqd/319:58:263
17842993326,4cyclictest41-21ksoftirqd/320:53:203
17841993329,2cyclictest33-21ksoftirqd/200:10:002
17841993328,3cyclictest33-21ksoftirqd/222:15:402
17841993328,3cyclictest33-21ksoftirqd/220:45:132
17841993327,4cyclictest33-21ksoftirqd/223:54:092
17841993327,4cyclictest33-21ksoftirqd/223:17:152
17841993327,4cyclictest33-21ksoftirqd/222:04:332
17841993327,4cyclictest33-21ksoftirqd/200:14:272
17841993327,3cyclictest33-21ksoftirqd/219:10:052
17841993321,10cyclictest33-21ksoftirqd/220:10:242
17840993328,3cyclictest25-21ksoftirqd/123:39:211
17840993327,4cyclictest25-21ksoftirqd/123:58:091
17840993327,4cyclictest25-21ksoftirqd/121:38:561
17840993327,4cyclictest25-21ksoftirqd/121:38:561
17840993327,4cyclictest25-21ksoftirqd/121:34:351
17840993327,4cyclictest25-21ksoftirqd/121:15:471
17839993328,3cyclictest9-21ksoftirqd/023:15:110
17839993328,3cyclictest9-21ksoftirqd/022:29:590
17839993328,3cyclictest9-21ksoftirqd/020:00:110
17839993327,4cyclictest9-21ksoftirqd/023:01:030
17839993327,4cyclictest9-21ksoftirqd/022:47:520
17839993327,4cyclictest9-21ksoftirqd/021:58:450
17839993327,4cyclictest9-21ksoftirqd/021:41:050
17839993327,4cyclictest9-21ksoftirqd/021:22:140
17839993327,4cyclictest9-21ksoftirqd/020:05:370
17839993327,4cyclictest9-21ksoftirqd/020:05:370
17839993327,4cyclictest9-21ksoftirqd/000:24:310
17839993326,5cyclictest9-21ksoftirqd/022:35:530
17839993326,5cyclictest9-21ksoftirqd/022:35:530
138491330,1ptp4l391rcuc/323:48:073
138491330,12ptp4l401ktimersoftd/320:57:393
17842993227,3cyclictest41-21ksoftirqd/321:05:153
17842993227,3cyclictest41-21ksoftirqd/320:16:303
17842993227,3cyclictest41-21ksoftirqd/319:35:143
17842993227,3cyclictest41-21ksoftirqd/319:15:103
17842993226,4cyclictest41-21ksoftirqd/323:50:333
17842993226,4cyclictest41-21ksoftirqd/323:06:253
17842993226,4cyclictest41-21ksoftirqd/323:06:243
17842993226,4cyclictest41-21ksoftirqd/321:59:573
17842993226,4cyclictest41-21ksoftirqd/321:52:193
17842993226,4cyclictest41-21ksoftirqd/321:26:313
17842993226,4cyclictest41-21ksoftirqd/320:06:083
17842993226,4cyclictest41-21ksoftirqd/320:06:073
17842993226,4cyclictest41-21ksoftirqd/320:02:273
17841993229,2cyclictest33-21ksoftirqd/222:50:012
17841993228,3cyclictest33-21ksoftirqd/200:20:172
17841993228,2cyclictest33-21ksoftirqd/223:00:192
17841993227,3cyclictest33-21ksoftirqd/219:50:062
17841993226,4cyclictest33-21ksoftirqd/221:59:072
17841993226,4cyclictest33-21ksoftirqd/221:20:522
17841993226,4cyclictest33-21ksoftirqd/200:34:372
17841993220,10cyclictest33-21ksoftirqd/221:00:252
17840993227,3cyclictest25-21ksoftirqd/121:03:101
17840993227,3cyclictest25-21ksoftirqd/120:42:311
17840993227,3cyclictest25-21ksoftirqd/120:19:451
17840993227,3cyclictest25-21ksoftirqd/119:45:111
17839993228,3cyclictest9-21ksoftirqd/019:59:590
17839993228,2cyclictest9-21ksoftirqd/020:10:190
17839993227,3cyclictest9-21ksoftirqd/022:18:580
17839993227,3cyclictest9-21ksoftirqd/022:06:550
17839993227,3cyclictest9-21ksoftirqd/022:06:550
17839993227,3cyclictest9-21ksoftirqd/021:29:030
17839993227,3cyclictest9-21ksoftirqd/020:33:090
17839993227,3cyclictest9-21ksoftirqd/000:29:170
17839993226,4cyclictest9-21ksoftirqd/021:53:360
17839993226,4cyclictest9-21ksoftirqd/021:13:280
17842993126,3cyclictest41-21ksoftirqd/322:03:193
17842993126,3cyclictest41-21ksoftirqd/300:35:123
17842993126,3cyclictest41-21ksoftirqd/300:05:103
17842993125,4cyclictest41-21ksoftirqd/323:36:373
17842993125,4cyclictest41-21ksoftirqd/323:29:553
17842993125,4cyclictest41-21ksoftirqd/321:20:423
17841993127,3cyclictest33-21ksoftirqd/200:28:432
17841993126,2cyclictest33-21ksoftirqd/200:05:002
17841993125,4cyclictest33-21ksoftirqd/222:57:522
17841993125,4cyclictest33-21ksoftirqd/222:40:552
17840993126,3cyclictest25-21ksoftirqd/119:40:331
17840993125,4cyclictest25-21ksoftirqd/119:19:001
17840993124,5cyclictest25-21ksoftirqd/122:32:081
1784099310,1cyclictest0-21swapper/123:40:251
1784099310,1cyclictest0-21swapper/122:50:481
17839993127,2cyclictest9-21ksoftirqd/023:35:000
17839993126,3cyclictest9-21ksoftirqd/022:22:400
17839993126,3cyclictest9-21ksoftirqd/000:12:560
17839993125,4cyclictest9-21ksoftirqd/023:51:380
17839993125,4cyclictest9-21ksoftirqd/022:41:180
17839993125,4cyclictest9-21ksoftirqd/020:45:330
17839993125,4cyclictest9-21ksoftirqd/020:41:520
17839993125,4cyclictest9-21ksoftirqd/019:31:350
17839993125,4cyclictest9-21ksoftirqd/000:03:210
138491310,0ptp4l401ktimersoftd/321:10:363
17842993025,3cyclictest41-21ksoftirqd/300:19:213
17842993024,4cyclictest41-21ksoftirqd/321:45:363
17841993025,4cyclictest33-21ksoftirqd/220:30:192
17841993025,3cyclictest33-21ksoftirqd/222:30:432
17840993024,4cyclictest25-21ksoftirqd/120:26:551
17840993024,4cyclictest25-21ksoftirqd/120:14:161
17840993014,13cyclictest26838-21ptp4l22:40:221
17840993011,16cyclictest6740-21sed19:50:181
1784099300,3cyclictest28518-21cut22:45:161
1784099300,3cyclictest26398-21uname20:30:161
1784099300,2cyclictest18729-21if_enp4s022:25:161
17839993025,3cyclictest9-21ksoftirqd/019:27:390
17839993025,3cyclictest9-21ksoftirqd/019:22:170
17839993025,3cyclictest9-21ksoftirqd/000:34:590
17839993025,3cyclictest9-21ksoftirqd/000:00:000
17839993024,4cyclictest9-21ksoftirqd/022:58:060
17839993024,4cyclictest9-21ksoftirqd/020:27:360
17842992926,1cyclictest138491ptp4l00:30:333
1784099299,18cyclictest413-21cron23:10:011
1784099299,18cyclictest413-21cron23:10:011
1784099298,18cyclictest10918-21fschecks_time23:15:151
17840992923,4cyclictest25-21ksoftirqd/123:02:011
1784099291,22cyclictest368-21apt-get22:55:111
1784099290,4cyclictest32236-21basename21:50:001
1784099290,1cyclictest0-21swapper/119:25:131
17839992924,3cyclictest9-21ksoftirqd/023:05:530
17839992924,3cyclictest9-21ksoftirqd/023:05:530
17839992924,3cyclictest9-21ksoftirqd/021:17:330
17839992924,3cyclictest9-21ksoftirqd/021:05:170
17839992923,4cyclictest9-21ksoftirqd/022:01:020
17839992923,3cyclictest9-21ksoftirqd/000:18:560
138491290,0ptp4l401ktimersoftd/323:32:313
17842992823,3cyclictest41-21ksoftirqd/323:42:363
17842992823,3cyclictest41-21ksoftirqd/323:21:223
17842992823,3cyclictest41-21ksoftirqd/322:26:173
17842992822,3cyclictest41-21ksoftirqd/323:02:503
1784099285,20cyclictest794-21df_inode20:45:151
1784099285,20cyclictest0-21swapper/100:15:151
17840992823,3cyclictest25-21ksoftirqd/121:40:481
17840992822,4cyclictest25-21ksoftirqd/119:33:291
1784099280,1cyclictest0-21swapper/122:20:121
1784099280,1cyclictest0-21swapper/122:10:131
1784099280,1cyclictest0-21swapper/100:30:081
17839992822,4cyclictest9-21ksoftirqd/019:51:040
17840992721,4cyclictest25-21ksoftirqd/123:50:311
1784099270,2cyclictest0-21swapper/121:25:121
17839992722,3cyclictest9-21ksoftirqd/023:25:330
17839992722,3cyclictest9-21ksoftirqd/020:20:130
17839992722,3cyclictest9-21ksoftirqd/020:19:210
17839992722,3cyclictest9-21ksoftirqd/019:14:160
17839992719,3cyclictest9-21ksoftirqd/021:04:590
138491270,0ptp4l401ktimersoftd/322:31:443
17839992621,3cyclictest9-21ksoftirqd/023:42:310
17839992621,3cyclictest9-21ksoftirqd/022:10:110
17839992520,3cyclictest9-21ksoftirqd/023:10:130
138491250,0ptp4l401ktimersoftd/320:24:343
138491250,0ptp4l401ktimersoftd/300:25:143
138491230,0ptp4l401ktimersoftd/323:55:153
17839992217,3cyclictest9-21ksoftirqd/022:51:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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