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2026-01-16 - 12:27
[ 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 all highest latencies:
System rackdslot4.osadl.org (updated Fri Jan 16, 2026 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
234212203171,21sleep20-21swapper/219:06:152
138591203169,23phc2sys0-21swapper/319:08:283
233622202167,23sleep10-21swapper/119:05:301
233482202168,22sleep00-21swapper/019:05:280
1075521520,6sleep12401099cyclictest23:00:251
3219521510,6sleep32401299cyclictest23:45:163
12472620,7sleep32401299cyclictest21:40:013
138491560,1ptp4l401ktimersoftd/323:01:013
113002560,4sleep111294-21latency_hist22:00:001
289542550,1sleep30-21swapper/322:35:003
24011995518,4cyclictest33-21ksoftirqd/200:20:002
292582540,1sleep20-21swapper/220:25:132
24011995421,6cyclictest33-21ksoftirqd/222:40:012
24011995411,6cyclictest33-21ksoftirqd/222:20:232
24011995319,8cyclictest33-21ksoftirqd/220:25:002
24011995218,9cyclictest33-21ksoftirqd/221:45:002
24011995218,9cyclictest33-21ksoftirqd/221:45:002
24011995218,6cyclictest33-21ksoftirqd/222:00:012
24011995216,4cyclictest33-21ksoftirqd/200:40:002
24010995245,4cyclictest11235-21sh19:50:011
283212510,2sleep00-21swapper/022:30:280
24011995123,4cyclictest33-21ksoftirqd/219:35:142
24011995120,4cyclictest33-21ksoftirqd/200:30:012
24011995115,7cyclictest33-21ksoftirqd/223:10:182
24011995115,7cyclictest33-21ksoftirqd/221:05:002
24011995021,4cyclictest33-21ksoftirqd/200:00:292
24011995017,6cyclictest33-21ksoftirqd/220:05:002
24011995015,7cyclictest33-21ksoftirqd/219:50:002
24011995015,5cyclictest33-21ksoftirqd/223:05:202
24011994919,5cyclictest33-21ksoftirqd/219:55:222
24011994918,4cyclictest33-21ksoftirqd/222:55:172
24011994915,6cyclictest33-21ksoftirqd/223:55:012
24011994915,6cyclictest33-21ksoftirqd/221:50:162
24011994915,5cyclictest33-21ksoftirqd/220:45:122
24011994817,6cyclictest33-21ksoftirqd/219:30:152
24011994814,6cyclictest33-21ksoftirqd/219:30:012
24011994813,7cyclictest33-21ksoftirqd/223:35:002
24011994812,4cyclictest33-21ksoftirqd/221:35:002
24012994742,3cyclictest1319-21snmpd23:19:463
24011994715,6cyclictest33-21ksoftirqd/220:10:192
24011994715,6cyclictest33-21ksoftirqd/220:10:192
24011994714,6cyclictest33-21ksoftirqd/222:45:222
24011994713,6cyclictest33-21ksoftirqd/221:10:002
24011994711,7cyclictest33-21ksoftirqd/221:15:132
2401199469,7cyclictest33-21ksoftirqd/219:20:132
24011994635,3cyclictest33-21ksoftirqd/220:20:002
24011994616,8cyclictest33-21ksoftirqd/223:45:122
24011994614,6cyclictest33-21ksoftirqd/222:55:012
24011994614,5cyclictest33-21ksoftirqd/220:50:262
24011994613,6cyclictest33-21ksoftirqd/220:45:002
24011994613,6cyclictest33-21ksoftirqd/219:40:122
24011994613,6cyclictest33-21ksoftirqd/219:40:122
24011994613,5cyclictest33-21ksoftirqd/223:00:192
24011994612,6cyclictest33-21ksoftirqd/223:20:132
286182450,6sleep22401199cyclictest22:32:582
24011994540,3cyclictest33-21ksoftirqd/223:40:002
24011994520,7cyclictest33-21ksoftirqd/221:10:222
24011994516,5cyclictest33-21ksoftirqd/222:25:182
24011994515,5cyclictest33-21ksoftirqd/221:25:232
24011994514,6cyclictest33-21ksoftirqd/221:35:262
24011994512,6cyclictest33-21ksoftirqd/223:40:242
24011994511,6cyclictest33-21ksoftirqd/221:45:112
24011994510,6cyclictest33-21ksoftirqd/222:40:122
138491450,1ptp4l12085-21hddtemp_smartct22:00:153
24011994416,4cyclictest33-21ksoftirqd/222:10:152
24011994416,4cyclictest33-21ksoftirqd/222:10:152
24011994415,3cyclictest33-21ksoftirqd/220:05:182
24011994414,5cyclictest33-21ksoftirqd/220:55:152
24011994414,5cyclictest33-21ksoftirqd/220:35:232
24011994413,6cyclictest33-21ksoftirqd/220:30:152
24011994412,5cyclictest33-21ksoftirqd/222:05:002
24011994411,5cyclictest33-21ksoftirqd/200:10:112
24011994411,5cyclictest33-21ksoftirqd/200:10:112
24011994410,5cyclictest33-21ksoftirqd/223:25:132
2401199438,5cyclictest33-21ksoftirqd/222:05:182
24011994314,5cyclictest33-21ksoftirqd/200:35:002
24011994313,8cyclictest33-21ksoftirqd/200:20:132
24011994311,5cyclictest33-21ksoftirqd/219:15:202
2401199430,6cyclictest121rcu_preempt00:10:002
138491430,0ptp4l401ktimersoftd/319:12:463
24011994212,5cyclictest33-21ksoftirqd/222:15:122
138491420,0ptp4l401ktimersoftd/322:57:433
138491420,0ptp4l401ktimersoftd/321:06:483
138491420,0ptp4l401ktimersoftd/320:21:473
24011994113,8cyclictest33-21ksoftirqd/219:50:122
24011994112,3cyclictest33-21ksoftirqd/219:15:002
2401099415,17cyclictest30226-21kworker/1:122:10:451
2401099415,17cyclictest30226-21kworker/1:122:10:441
138491410,1ptp4l401ktimersoftd/322:10:203
138491410,1ptp4l401ktimersoftd/322:10:203
24011994010,4cyclictest33-21ksoftirqd/221:20:152
24010994026,11cyclictest25-21ksoftirqd/123:58:591
138491400,0ptp4l401ktimersoftd/300:20:363
24011993910,4cyclictest33-21ksoftirqd/223:20:002
24009993933,3cyclictest9-21ksoftirqd/023:05:000
24009993926,4cyclictest9-21ksoftirqd/023:34:170
24011993811,6cyclictest33-21ksoftirqd/223:55:272
50798370,2rtkit-daemon0-21swapper/119:58:251
24012993731,4cyclictest41-21ksoftirqd/322:40:003
24010993723,12cyclictest25-21ksoftirqd/100:35:131
138491370,0ptp4l401ktimersoftd/322:25:213
138491370,0ptp4l401ktimersoftd/300:15:113
50798360,2rtkit-daemon0-21swapper/020:42:050
50798360,2rtkit-daemon0-21swapper/020:30:210
24012993630,4cyclictest41-21ksoftirqd/323:14:033
24012993630,4cyclictest41-21ksoftirqd/321:58:413
24009993630,4cyclictest9-21ksoftirqd/020:09:480
138491360,0ptp4l401ktimersoftd/319:35:123
138491360,0ptp4l401ktimersoftd/319:30:223
50798350,2rtkit-daemon0-21swapper/123:36:201
50798350,2rtkit-daemon0-21swapper/120:21:111
50798350,2rtkit-daemon0-21swapper/120:17:571
24012993530,3cyclictest41-21ksoftirqd/321:16:413
24012993529,4cyclictest41-21ksoftirqd/322:49:483
24012993529,4cyclictest41-21ksoftirqd/322:43:343
24012993529,4cyclictest41-21ksoftirqd/321:23:313
24010993531,3cyclictest25-21ksoftirqd/100:15:461
24010993530,3cyclictest25-21ksoftirqd/121:36:581
2401099352,2cyclictest121rcu_preempt00:33:351
24009993531,2cyclictest9-21ksoftirqd/020:25:460
24009993530,3cyclictest9-21ksoftirqd/000:15:110
24009993529,4cyclictest9-21ksoftirqd/023:13:400
24009993529,4cyclictest9-21ksoftirqd/022:24:260
24009993529,4cyclictest9-21ksoftirqd/019:26:110
24009993529,4cyclictest9-21ksoftirqd/000:37:570
24009993529,4cyclictest9-21ksoftirqd/000:31:110
24009993529,4cyclictest9-21ksoftirqd/000:28:020
24009993529,4cyclictest9-21ksoftirqd/000:03:310
50798340,3rtkit-daemon0-21swapper/123:54:331
50798340,2rtkit-daemon0-21swapper/123:14:271
50798340,2rtkit-daemon0-21swapper/122:49:181
50798340,2rtkit-daemon0-21swapper/120:12:191
50798340,2rtkit-daemon0-21swapper/120:12:191
24012993429,3cyclictest41-21ksoftirqd/320:34:333
24012993428,4cyclictest41-21ksoftirqd/323:28:193
24012993428,4cyclictest41-21ksoftirqd/322:06:163
24012993428,4cyclictest41-21ksoftirqd/320:12:323
24012993428,4cyclictest41-21ksoftirqd/320:12:323
24012993428,4cyclictest41-21ksoftirqd/319:22:283
24010993429,3cyclictest25-21ksoftirqd/120:32:421
24010993428,4cyclictest25-21ksoftirqd/100:22:571
24009993429,3cyclictest9-21ksoftirqd/022:55:120
24009993429,3cyclictest9-21ksoftirqd/019:47:160
24009993428,4cyclictest9-21ksoftirqd/021:34:310
24009993428,4cyclictest9-21ksoftirqd/021:17:210
24009993428,4cyclictest9-21ksoftirqd/020:51:130
24009993428,4cyclictest9-21ksoftirqd/019:52:340
24009993428,4cyclictest9-21ksoftirqd/019:35:580
24009993427,4cyclictest9-21ksoftirqd/023:54:360
50798330,4rtkit-daemon4104-21cpu23:55:130
24012993327,4cyclictest41-21ksoftirqd/323:41:193
24012993327,4cyclictest41-21ksoftirqd/319:28:383
24012993327,4cyclictest41-21ksoftirqd/300:13:493
24012993327,4cyclictest41-21ksoftirqd/300:13:493
24010993328,3cyclictest25-21ksoftirqd/121:16:181
24010993327,4cyclictest25-21ksoftirqd/120:00:571
24009993328,3cyclictest9-21ksoftirqd/000:13:460
24009993328,3cyclictest9-21ksoftirqd/000:13:460
24009993327,4cyclictest9-21ksoftirqd/022:54:390
24009993327,4cyclictest9-21ksoftirqd/021:15:000
24009993327,4cyclictest9-21ksoftirqd/019:15:310
24009993326,4cyclictest9-21ksoftirqd/022:35:100
24012993228,3cyclictest41-21ksoftirqd/320:00:163
24012993228,2cyclictest138491ptp4l23:50:263
24012993227,3cyclictest41-21ksoftirqd/322:52:533
24012993226,4cyclictest41-21ksoftirqd/323:33:133
24012993226,4cyclictest41-21ksoftirqd/321:33:023
24012993226,4cyclictest41-21ksoftirqd/319:17:443
24010993227,3cyclictest25-21ksoftirqd/119:45:011
24010993227,3cyclictest25-21ksoftirqd/119:45:001
24010993226,4cyclictest25-21ksoftirqd/123:40:531
24010993226,4cyclictest25-21ksoftirqd/122:26:151
24010993226,4cyclictest25-21ksoftirqd/121:50:571
24010993226,4cyclictest25-21ksoftirqd/121:23:291
24010993226,4cyclictest25-21ksoftirqd/120:38:481
24010993226,4cyclictest25-21ksoftirqd/120:28:131
24010993226,4cyclictest25-21ksoftirqd/119:35:581
2401099322,12cyclictest50798rtkit-daemon20:55:131
24009993227,3cyclictest9-21ksoftirqd/023:16:210
24009993227,3cyclictest9-21ksoftirqd/021:47:030
24009993227,3cyclictest9-21ksoftirqd/021:35:140
24009993227,3cyclictest9-21ksoftirqd/020:22:510
24009993227,3cyclictest9-21ksoftirqd/019:44:000
24009993227,3cyclictest9-21ksoftirqd/019:43:590
24009993226,4cyclictest9-21ksoftirqd/023:20:540
24009993226,4cyclictest9-21ksoftirqd/023:05:380
24009993226,4cyclictest9-21ksoftirqd/022:07:090
24009993226,4cyclictest9-21ksoftirqd/021:09:280
24009993226,4cyclictest9-21ksoftirqd/020:18:050
24009993226,4cyclictest9-21ksoftirqd/020:11:550
24009993226,4cyclictest9-21ksoftirqd/020:11:550
24009993226,4cyclictest9-21ksoftirqd/000:06:350
24009993226,3cyclictest9-21ksoftirqd/022:20:000
24009993225,4cyclictest9-21ksoftirqd/022:42:360
138491320,0ptp4l401ktimersoftd/323:57:373
138491320,0ptp4l401ktimersoftd/323:35:113
138491320,0ptp4l401ktimersoftd/320:50:513
138491320,0ptp4l401ktimersoftd/320:25:253
24012993126,3cyclictest41-21ksoftirqd/300:02:303
24012993125,4cyclictest41-21ksoftirqd/321:47:383
24012993125,4cyclictest41-21ksoftirqd/321:25:563
24012993125,4cyclictest41-21ksoftirqd/321:13:403
24012993125,4cyclictest41-21ksoftirqd/319:55:583
24012993125,4cyclictest41-21ksoftirqd/319:51:533
24010993126,3cyclictest25-21ksoftirqd/121:32:121
24010993125,4cyclictest25-21ksoftirqd/123:48:591
24010993125,4cyclictest25-21ksoftirqd/123:24:361
24010993125,4cyclictest25-21ksoftirqd/122:01:081
24010993125,4cyclictest25-21ksoftirqd/121:27:591
24010993125,4cyclictest25-21ksoftirqd/120:53:341
24009993126,3cyclictest9-21ksoftirqd/023:40:110
24009993126,3cyclictest9-21ksoftirqd/023:25:110
24009993126,3cyclictest9-21ksoftirqd/022:27:590
24009993126,3cyclictest9-21ksoftirqd/019:57:200
24009993126,3cyclictest9-21ksoftirqd/000:23:320
24009993125,4cyclictest9-21ksoftirqd/021:59:150
24009993125,4cyclictest9-21ksoftirqd/021:27:340
24009993125,4cyclictest9-21ksoftirqd/021:02:380
24009993125,3cyclictest9-21ksoftirqd/019:11:490
138491310,0ptp4l401ktimersoftd/321:44:423
138491310,0ptp4l401ktimersoftd/321:44:423
138491310,0ptp4l401ktimersoftd/320:45:223
138491310,0ptp4l401ktimersoftd/320:43:193
138491310,0ptp4l401ktimersoftd/300:07:113
24012993024,4cyclictest41-21ksoftirqd/321:51:313
24012993024,4cyclictest41-21ksoftirqd/320:37:103
24012993024,4cyclictest41-21ksoftirqd/300:31:063
24010993026,3cyclictest25-21ksoftirqd/122:57:461
24010993026,3cyclictest25-21ksoftirqd/119:34:541
24010993025,3cyclictest25-21ksoftirqd/123:29:461
24010993025,3cyclictest25-21ksoftirqd/121:40:381
24010993025,3cyclictest25-21ksoftirqd/121:40:381
24010993024,4cyclictest25-21ksoftirqd/122:18:021
24010993024,4cyclictest25-21ksoftirqd/120:42:211
24010993024,4cyclictest25-21ksoftirqd/100:28:231
24010993024,4cyclictest25-21ksoftirqd/100:10:341
24010993024,4cyclictest25-21ksoftirqd/100:10:341
2401099301,26cyclictest701-21wc19:25:261
24010993010,17cyclictest9548-21sort00:05:171
24009993025,3cyclictest9-21ksoftirqd/023:38:270
24009993025,3cyclictest9-21ksoftirqd/022:04:000
24009993025,3cyclictest9-21ksoftirqd/021:50:080
24009993025,3cyclictest9-21ksoftirqd/020:46:530
24009993024,3cyclictest9-21ksoftirqd/020:37:240
138491300,0ptp4l401ktimersoftd/322:15:303
138491300,0ptp4l401ktimersoftd/300:39:233
24012992925,2cyclictest138491ptp4l21:00:453
24012992924,3cyclictest41-21ksoftirqd/320:18:253
24012992924,3cyclictest41-21ksoftirqd/320:06:213
24012992923,4cyclictest41-21ksoftirqd/320:57:573
24012992923,4cyclictest41-21ksoftirqd/319:40:063
24012992923,4cyclictest41-21ksoftirqd/319:40:063
24010992924,3cyclictest6102-21cron21:50:001
24010992924,3cyclictest25-21ksoftirqd/123:31:561
24010992923,4cyclictest25-21ksoftirqd/122:41:041
24009992924,3cyclictest9-21ksoftirqd/022:14:280
24009992924,3cyclictest9-21ksoftirqd/022:14:280
24009992923,4cyclictest9-21ksoftirqd/020:04:100
24009992923,4cyclictest9-21ksoftirqd/019:20:050
138491290,0ptp4l401ktimersoftd/323:21:263
24010992823,3cyclictest25-21ksoftirqd/119:19:021
24010992823,3cyclictest25-21ksoftirqd/100:00:381
24010992822,4cyclictest25-21ksoftirqd/121:03:161
24010992822,4cyclictest25-21ksoftirqd/119:22:431
24010992810,15cyclictest14376-21cstates22:05:151
2401099280,24cyclictest16436-21apt-get21:05:081
24009992823,3cyclictest9-21ksoftirqd/022:46:370
24009992823,3cyclictest9-21ksoftirqd/020:59:370
24009992822,4cyclictest9-21ksoftirqd/019:34:500
138491280,0ptp4l401ktimersoftd/323:06:393
138491280,0ptp4l401ktimersoftd/300:25:133
24012992721,4cyclictest41-21ksoftirqd/319:46:483
2401099277,17cyclictest17668-21latency23:15:191
24010992721,4cyclictest25-21ksoftirqd/119:11:561
2401099267,17cyclictest11586-21cpuspeed_turbos19:50:121
2401099261,22cyclictest6995-21df_inode20:45:141
24010992610,13cyclictest20683-21grep20:05:261
24009992621,3cyclictest9-21ksoftirqd/021:41:170
24009992621,3cyclictest9-21ksoftirqd/021:41:170
24010992519,4cyclictest25-21ksoftirqd/122:52:431
2401099251,21cyclictest29555-21grep22:35:161
2401099251,21cyclictest22894-21/usr/sbin/munin22:20:211
2401099250,22cyclictest27057-21tune2fs22:30:161
2401099250,22cyclictest19096-21cat21:10:131
2401099240,21cyclictest12270-21uniq23:05:181
138491230,0ptp4l401ktimersoftd/322:20:173
24009992116,3cyclictest9-21ksoftirqd/023:45:020
24009991913,3cyclictest9-21ksoftirqd/021:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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