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2026-01-18 - 21:12
[ 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 rackdslot2.osadl.org (updated Sun Jan 18, 2026 12:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175082235168,22sleep10-21swapper/107:08:261
1604222160,18sleep20-21swapper/207:05:162
139591213166,36phc2sys0-21swapper/307:07:583
176152207173,22sleep00-21swapper/007:09:460
17933997135,8cyclictest41-21ksoftirqd/312:20:013
17933996935,7cyclictest41-21ksoftirqd/311:50:013
17933996730,7cyclictest41-21ksoftirqd/311:25:003
17933996627,8cyclictest41-21ksoftirqd/309:40:003
17933996535,7cyclictest41-21ksoftirqd/311:20:003
17933996528,6cyclictest41-21ksoftirqd/308:40:003
1793099651,21cyclictest18019-21date11:50:010
17933996427,8cyclictest41-21ksoftirqd/307:55:003
17933996426,9cyclictest41-21ksoftirqd/309:50:123
1793099641,29cyclictest4290-21cat10:14:590
1793099640,20cyclictest31814-21cat08:55:160
17933996331,8cyclictest41-21ksoftirqd/311:40:273
17933996330,8cyclictest41-21ksoftirqd/308:33:443
17933996330,8cyclictest41-21ksoftirqd/308:33:443
17933996330,4cyclictest41-21ksoftirqd/310:35:003
1793099630,21cyclictest7080-21date12:35:010
17933996232,7cyclictest41-21ksoftirqd/308:55:003
17933996229,8cyclictest41-21ksoftirqd/308:40:273
17933996130,4cyclictest41-21ksoftirqd/309:55:203
17933996129,8cyclictest41-21ksoftirqd/310:10:223
17933996129,8cyclictest41-21ksoftirqd/307:10:153
17933996129,4cyclictest41-21ksoftirqd/307:35:273
17933996127,8cyclictest41-21ksoftirqd/311:00:003
17933996127,8cyclictest41-21ksoftirqd/309:00:003
17933996127,4cyclictest41-21ksoftirqd/308:00:133
17933996127,4cyclictest41-21ksoftirqd/308:00:123
17933996127,3cyclictest41-21ksoftirqd/309:25:143
17933996125,10cyclictest41-21ksoftirqd/308:45:123
1793099610,22cyclictest21587-21nfs4_client08:30:250
1793099610,22cyclictest21587-21nfs4_client08:30:240
17933996030,4cyclictest41-21ksoftirqd/312:00:183
17933996028,4cyclictest41-21ksoftirqd/310:40:193
17933996028,4cyclictest41-21ksoftirqd/308:15:233
17933996027,8cyclictest41-21ksoftirqd/311:30:263
17933996027,8cyclictest41-21ksoftirqd/311:30:263
17933996026,8cyclictest41-21ksoftirqd/310:25:243
17933996024,8cyclictest41-21ksoftirqd/312:20:223
17933996024,8cyclictest41-21ksoftirqd/310:15:193
17933996024,8cyclictest41-21ksoftirqd/310:15:193
17933996023,7cyclictest41-21ksoftirqd/311:35:273
17933995930,8cyclictest41-21ksoftirqd/311:50:153
17933995930,7cyclictest41-21ksoftirqd/307:49:593
17933995928,7cyclictest41-21ksoftirqd/307:40:153
17933995927,7cyclictest41-21ksoftirqd/307:35:003
17933995927,7cyclictest41-21ksoftirqd/307:35:003
17933995926,9cyclictest41-21ksoftirqd/307:30:003
17933995925,9cyclictest41-21ksoftirqd/307:20:253
17933995925,8cyclictest41-21ksoftirqd/311:00:133
17933995925,4cyclictest41-21ksoftirqd/310:20:263
17933995924,8cyclictest41-21ksoftirqd/309:40:193
17933995922,9cyclictest41-21ksoftirqd/312:05:283
17933995922,9cyclictest41-21ksoftirqd/312:05:273
17933995922,11cyclictest41-21ksoftirqd/309:15:143
17933995828,7cyclictest41-21ksoftirqd/310:50:133
17933995824,6cyclictest41-21ksoftirqd/311:10:263
17933995822,7cyclictest41-21ksoftirqd/309:30:263
17933995727,4cyclictest41-21ksoftirqd/312:25:233
17933995726,6cyclictest41-21ksoftirqd/309:45:133
17933995723,9cyclictest41-21ksoftirqd/310:10:003
17933995721,4cyclictest41-21ksoftirqd/312:15:013
229392560,1sleep10-21swapper/110:50:251
17933995625,4cyclictest41-21ksoftirqd/309:05:003
17933995625,3cyclictest41-21ksoftirqd/307:20:003
17933995624,4cyclictest41-21ksoftirqd/312:40:013
17933995624,4cyclictest41-21ksoftirqd/312:40:003
17933995623,4cyclictest41-21ksoftirqd/312:00:003
17933995622,7cyclictest41-21ksoftirqd/310:00:183
17933995622,7cyclictest41-21ksoftirqd/308:20:223
17933995525,4cyclictest41-21ksoftirqd/310:46:563
17933995523,8cyclictest41-21ksoftirqd/308:05:243
17933995522,8cyclictest41-21ksoftirqd/312:30:213
17933995521,4cyclictest41-21ksoftirqd/309:20:143
17933995520,4cyclictest41-21ksoftirqd/308:30:003
1793099550,21cyclictest26580-21mailstats12:05:260
1793099550,21cyclictest26580-21mailstats12:05:260
17933995423,6cyclictest41-21ksoftirqd/311:05:263
17933995421,10cyclictest41-21ksoftirqd/309:10:003
1793099540,20cyclictest8876-21sendmail-mta10:23:190
17933995222,6cyclictest41-21ksoftirqd/309:10:573
17933995221,8cyclictest41-21ksoftirqd/310:38:583
1793099511,19cyclictest217-21systemd-journal11:13:450
1793099510,20cyclictest1518-21taskset10:06:550
1793399505,7cyclictest41-21ksoftirqd/311:25:213
17930995014,24cyclictest5943-21df_inode09:10:120
1793099500,21cyclictest5176-21taskset09:08:180
1793099490,20cyclictest12488-21runrttasks11:35:540
1793099490,19cyclictest29805-21taskset07:35:000
1793099490,19cyclictest29805-21taskset07:34:590
1793099480,45cyclictest5866-21turbostat.cron08:00:010
1793099480,20cyclictest20029-21runrttasks11:53:140
1793099471,20cyclictest29569-21runrttasks08:48:360
1793099470,21cyclictest19867-21runrttasks08:26:060
1793099460,20cyclictest31917-21runrttasks12:18:120
1793099450,21cyclictest25688-21runrttasks10:57:450
1793399444,6cyclictest41-21ksoftirqd/308:10:173
17931994337,3cyclictest25-21ksoftirqd/108:40:001
17931994323,5cyclictest25-21ksoftirqd/108:40:131
1793099430,20cyclictest10315-21runrttasks08:05:400
1793099420,19cyclictest0-21swapper/012:36:340
1793099420,19cyclictest0-21swapper/012:36:340
17933994132,3cyclictest41-21ksoftirqd/307:55:483
17932994129,9cyclictest33-21ksoftirqd/212:34:102
1793299410,39cyclictest9020-21cron10:25:002
17932994032,5cyclictest13996-21latency_hist10:35:002
17931994036,2cyclictest25-21ksoftirqd/112:40:001
17931994036,2cyclictest25-21ksoftirqd/112:39:591
1793099401,17cyclictest0-21swapper/008:20:300
17931993933,3cyclictest25-21ksoftirqd/112:20:011
17931993933,3cyclictest25-21ksoftirqd/109:05:191
17932993833,3cyclictest33-21ksoftirqd/211:32:592
17932993833,3cyclictest33-21ksoftirqd/211:32:592
17931993833,3cyclictest25-21ksoftirqd/110:35:001
17931993833,3cyclictest25-21ksoftirqd/109:05:001
17931993833,3cyclictest25-21ksoftirqd/107:40:011
17931993832,3cyclictest25-21ksoftirqd/110:50:001
17931993831,4cyclictest25-21ksoftirqd/107:50:091
17932993731,4cyclictest33-21ksoftirqd/208:25:082
17931993732,3cyclictest25-21ksoftirqd/110:40:011
17931993732,3cyclictest25-21ksoftirqd/108:50:001
17931993731,3cyclictest25-21ksoftirqd/108:00:001
17930993731,3cyclictest5231-21sh07:55:000
1793099370,25cyclictest1308-21runrttasks11:21:280
1793099370,18cyclictest30093-21timerwakeupswit11:05:260
17932993631,3cyclictest33-21ksoftirqd/211:10:552
17932993631,3cyclictest33-21ksoftirqd/210:54:592
17932993631,3cyclictest33-21ksoftirqd/209:50:012
17932993631,3cyclictest33-21ksoftirqd/207:33:132
17932993631,3cyclictest33-21ksoftirqd/207:33:132
17932993630,4cyclictest33-21ksoftirqd/212:13:342
17932993630,4cyclictest33-21ksoftirqd/211:18:132
17932993630,4cyclictest33-21ksoftirqd/209:00:592
17931993631,3cyclictest25-21ksoftirqd/111:55:181
17931993631,3cyclictest25-21ksoftirqd/111:15:091
17931993631,3cyclictest25-21ksoftirqd/110:30:011
17931993631,3cyclictest25-21ksoftirqd/110:00:171
17931993631,3cyclictest25-21ksoftirqd/108:55:001
17931993631,2cyclictest25-21ksoftirqd/112:30:001
17931993630,4cyclictest25-21ksoftirqd/112:30:451
17931993630,4cyclictest25-21ksoftirqd/111:07:461
17931993630,4cyclictest25-21ksoftirqd/110:09:421
17931993630,4cyclictest25-21ksoftirqd/108:29:211
17931993630,4cyclictest25-21ksoftirqd/108:24:471
17930993630,4cyclictest9-21ksoftirqd/010:39:250
17930993630,4cyclictest9-21ksoftirqd/008:55:000
17932993530,3cyclictest33-21ksoftirqd/210:03:402
17932993529,4cyclictest33-21ksoftirqd/210:38:432
17932993528,4cyclictest33-21ksoftirqd/208:00:002
17931993531,3cyclictest25-21ksoftirqd/112:15:011
17931993530,3cyclictest25-21ksoftirqd/112:00:191
17931993530,3cyclictest25-21ksoftirqd/111:40:191
17931993530,3cyclictest25-21ksoftirqd/111:12:161
17931993530,3cyclictest25-21ksoftirqd/109:15:191
17931993530,3cyclictest25-21ksoftirqd/108:07:061
17931993530,3cyclictest25-21ksoftirqd/107:15:011
17931993529,4cyclictest25-21ksoftirqd/111:36:071
17931993529,4cyclictest25-21ksoftirqd/111:25:561
17931993529,4cyclictest25-21ksoftirqd/108:58:531
17931993529,3cyclictest25-21ksoftirqd/111:20:251
17930993529,4cyclictest9-21ksoftirqd/010:46:270
17930993529,4cyclictest9-21ksoftirqd/010:42:460
17930993529,4cyclictest9-21ksoftirqd/008:15:400
1793099350,19cyclictest0-21swapper/010:30:270
1793099350,18cyclictest0-21swapper/009:00:260
17932993429,3cyclictest33-21ksoftirqd/210:58:102
17932993429,3cyclictest33-21ksoftirqd/210:44:212
17932993429,3cyclictest33-21ksoftirqd/208:48:552
17932993429,3cyclictest33-21ksoftirqd/207:40:002
17932993429,3cyclictest33-21ksoftirqd/207:20:102
17932993428,4cyclictest33-21ksoftirqd/211:54:402
17932993428,4cyclictest33-21ksoftirqd/208:13:252
17932993428,4cyclictest33-21ksoftirqd/207:13:042
17932993427,4cyclictest33-21ksoftirqd/211:09:482
17931993430,3cyclictest25-21ksoftirqd/107:30:001
17931993430,3cyclictest25-21ksoftirqd/107:20:171
17931993429,3cyclictest25-21ksoftirqd/110:45:011
17931993429,3cyclictest25-21ksoftirqd/109:20:191
17931993429,3cyclictest25-21ksoftirqd/107:35:001
17931993429,3cyclictest25-21ksoftirqd/107:35:001
17931993429,3cyclictest25-21ksoftirqd/107:10:191
17931993429,2cyclictest25-21ksoftirqd/107:45:011
17931993428,4cyclictest25-21ksoftirqd/108:19:061
1793199341,31cyclictest17854-21cpuspeed_turbos09:35:131
17930993429,3cyclictest27329-21idleruntime-cro08:45:000
17930993429,3cyclictest22896-21fschecks_count09:45:140
17930993428,4cyclictest9-21ksoftirqd/009:55:040
17930993428,4cyclictest9-21ksoftirqd/009:31:380
17930993427,4cyclictest9-21ksoftirqd/010:50:080
17932993329,3cyclictest33-21ksoftirqd/211:40:172
17932993329,2cyclictest33-21ksoftirqd/208:42:092
17932993328,3cyclictest33-21ksoftirqd/212:06:322
17932993328,3cyclictest33-21ksoftirqd/212:06:322
17932993328,3cyclictest33-21ksoftirqd/207:40:382
17932993327,4cyclictest33-21ksoftirqd/212:19:232
17932993327,4cyclictest33-21ksoftirqd/211:23:362
17931993329,3cyclictest25-21ksoftirqd/109:50:171
17931993329,3cyclictest25-21ksoftirqd/108:15:011
17931993329,2cyclictest25-21ksoftirqd/112:05:191
17931993329,2cyclictest25-21ksoftirqd/112:05:191
17931993328,3cyclictest25-21ksoftirqd/112:20:191
17931993328,3cyclictest25-21ksoftirqd/111:30:191
17931993328,3cyclictest25-21ksoftirqd/111:30:191
17931993328,3cyclictest25-21ksoftirqd/108:00:141
17931993328,3cyclictest25-21ksoftirqd/108:00:141
17931993327,4cyclictest25-21ksoftirqd/111:50:071
17931993327,4cyclictest25-21ksoftirqd/109:46:551
17931993327,4cyclictest25-21ksoftirqd/107:45:121
17931993326,4cyclictest25-21ksoftirqd/110:17:321
17931993326,4cyclictest25-21ksoftirqd/110:17:321
17930993327,4cyclictest9-21ksoftirqd/009:16:410
17930993327,4cyclictest9-21ksoftirqd/007:46:070
1793099330,20cyclictest30913-21ps10:00:210
1793099330,20cyclictest1308-21runrttasks07:21:040
1793099330,20cyclictest0-21swapper/011:42:390
1793099330,15cyclictest0-21swapper/010:15:170
1793099330,15cyclictest0-21swapper/010:15:170
17932993227,3cyclictest33-21ksoftirqd/209:22:592
17932993227,3cyclictest33-21ksoftirqd/208:16:222
17932993227,3cyclictest33-21ksoftirqd/207:49:242
17932993225,3cyclictest33-21ksoftirqd/207:20:002
17931993228,3cyclictest25-21ksoftirqd/111:50:011
17931993227,3cyclictest25-21ksoftirqd/109:59:591
17931993227,3cyclictest25-21ksoftirqd/109:30:011
17931993227,3cyclictest25-21ksoftirqd/109:15:011
17930993227,3cyclictest9-21ksoftirqd/012:27:310
17930993227,3cyclictest9-21ksoftirqd/007:36:320
17930993226,4cyclictest9-21ksoftirqd/009:51:070
17930993226,4cyclictest9-21ksoftirqd/008:11:220
17930993226,4cyclictest9-21ksoftirqd/007:10:570
17930993218,12cyclictest9-21ksoftirqd/009:25:110
1793099320,18cyclictest0-21swapper/007:15:260
17932993126,3cyclictest33-21ksoftirqd/210:25:132
17932993125,4cyclictest33-21ksoftirqd/212:39:582
17932993125,4cyclictest33-21ksoftirqd/212:39:582
17932993125,4cyclictest33-21ksoftirqd/212:00:592
17932993125,4cyclictest33-21ksoftirqd/208:51:122
17931993126,3cyclictest25-21ksoftirqd/111:02:401
17931993126,3cyclictest25-21ksoftirqd/110:56:101
17930993126,3cyclictest9-21ksoftirqd/010:27:510
17930993125,4cyclictest9-21ksoftirqd/011:34:450
17930993125,4cyclictest9-21ksoftirqd/011:34:450
17930993125,4cyclictest9-21ksoftirqd/009:37:470
17930993115,14cyclictest7405-21timerandwakeup11:25:250
17932993026,3cyclictest33-21ksoftirqd/209:55:192
17932993025,3cyclictest33-21ksoftirqd/211:45:332
17932993025,3cyclictest33-21ksoftirqd/208:56:462
17932993025,3cyclictest33-21ksoftirqd/208:40:002
17932993025,3cyclictest33-21ksoftirqd/207:53:082
17932993024,4cyclictest33-21ksoftirqd/211:39:452
17932993024,4cyclictest33-21ksoftirqd/210:07:542
17931993026,3cyclictest25-21ksoftirqd/109:45:011
17931993025,3cyclictest25-21ksoftirqd/110:24:211
17930993025,3cyclictest9-21ksoftirqd/011:17:190
17930993024,4cyclictest9-21ksoftirqd/011:59:360
17930993024,4cyclictest9-21ksoftirqd/011:02:400
17930993024,4cyclictest9-21ksoftirqd/009:44:170
17930993024,4cyclictest9-21ksoftirqd/007:43:460
1793099300,17cyclictest1308-21runrttasks08:02:390
1793099300,17cyclictest1308-21runrttasks08:02:390
17932992924,3cyclictest33-21ksoftirqd/207:28:392
17932992923,4cyclictest33-21ksoftirqd/212:29:552
17932992923,4cyclictest33-21ksoftirqd/212:23:132
17932992923,3cyclictest33-21ksoftirqd/210:48:052
17932992922,4cyclictest33-21ksoftirqd/208:06:272
17931992924,3cyclictest25-21ksoftirqd/110:14:111
17931992924,2cyclictest25-21ksoftirqd/108:30:201
17931992924,2cyclictest25-21ksoftirqd/108:30:201
17930992923,4cyclictest9-21ksoftirqd/007:27:190
17932992824,2cyclictest33-21ksoftirqd/210:12:332
17932992823,3cyclictest33-21ksoftirqd/208:04:042
17932992823,3cyclictest33-21ksoftirqd/208:04:042
17932992822,4cyclictest33-21ksoftirqd/210:18:212
17932992822,4cyclictest33-21ksoftirqd/210:18:212
17930992822,4cyclictest9-21ksoftirqd/012:03:290
17930992822,4cyclictest9-21ksoftirqd/008:38:140
17932992722,3cyclictest33-21ksoftirqd/211:25:582
17932992722,3cyclictest33-21ksoftirqd/208:21:462
17932992721,4cyclictest33-21ksoftirqd/209:06:242
17932992721,4cyclictest33-21ksoftirqd/208:31:422
17932992721,4cyclictest33-21ksoftirqd/208:31:422
1793099279,15cyclictest28896-21grep12:10:240
17932992621,3cyclictest33-21ksoftirqd/209:16:132
17932992620,3cyclictest33-21ksoftirqd/209:12:562
17931992621,3cyclictest25-21ksoftirqd/109:30:141
17932992521,3cyclictest33-21ksoftirqd/209:40:222
17932992520,3cyclictest33-21ksoftirqd/209:47:482
1793099251,21cyclictest360-21grep12:20:150
1793099251,21cyclictest12314-21sed09:20:270
17932992318,3cyclictest33-21ksoftirqd/211:56:572
17932992115,4cyclictest33-21ksoftirqd/211:00:092
41298190,2rtkit-daemon0-21swapper/209:33:282
17932991916,2cyclictest33-21ksoftirqd/209:35:132
1793299190,16cyclictest15102-21latency_hist09:30:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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