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2026-01-19 - 16:02
[ 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 rackdslot2.osadl.org (updated Mon Jan 19, 2026 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36652214151,22sleep10-21swapper/107:08:411
139591207174,22phc2sys0-21swapper/307:05:533
34762206141,21sleep00-21swapper/007:06:150
35982205171,23sleep20-21swapper/207:07:502
406899670,3cyclictest25509-21cut11:15:222
406899670,25cyclictest14651-21cut12:00:202
67252660,2sleep10-21swapper/109:30:011
406899660,2cyclictest5915-21sed11:40:272
406899651,25cyclictest24186-21irqrtprio10:05:182
406899620,3cyclictest19277-21awk09:55:182
406899601,32cyclictest31960-21expr09:15:152
4069995926,4cyclictest41-21ksoftirqd/312:10:163
135291580,6getstats406999cyclictest08:37:393
406899570,27cyclictest3342-21timedrift11:35:262
406799572,17cyclictest25169-21cat11:15:181
139291550,1ptp4l401ktimersoftd/308:58:013
139291550,1ptp4l401ktimersoftd/308:58:013
139291550,1ptp4l401ktimersoftd/307:45:113
406899549,23cyclictest16861-21if_enp4s009:50:182
406899540,3cyclictest1879-21ptp4l10:25:252
139291540,1ptp4l401ktimersoftd/311:00:413
4069995322,4cyclictest41-21ksoftirqd/311:05:273
406799533,17cyclictest29597-21cat08:00:241
139291530,1ptp4l401ktimersoftd/311:39:363
4069995218,4cyclictest41-21ksoftirqd/308:05:133
4069995216,4cyclictest41-21ksoftirqd/310:55:003
4069995117,5cyclictest41-21ksoftirqd/310:40:273
4069995116,7cyclictest41-21ksoftirqd/309:30:193
406899511,22cyclictest30476-21latency_hist08:05:002
406899511,21cyclictest0-21swapper/209:20:152
406799511,11cyclictest0-21swapper/112:05:261
4069995020,4cyclictest41-21ksoftirqd/308:50:203
4069995013,4cyclictest41-21ksoftirqd/312:30:013
183842500,2sleep20-21swapper/212:10:002
4069994943,4cyclictest29117-21sh09:10:013
406899491,20cyclictest18635-21phc2sys-jitter08:45:212
406799493,19cyclictest20763-21date12:15:001
406799493,13cyclictest17922-21perl08:45:151
406799492,14cyclictest9880-21ls07:20:191
406799491,15cyclictest25775-21apt-get10:10:121
406799491,14cyclictest23750-21ls08:55:271
406799491,14cyclictest23750-21ls08:55:271
406799491,14cyclictest18639-21apt-get09:55:131
318952490,3sleep30-21swapper/312:35:253
4069994816,7cyclictest41-21ksoftirqd/308:45:213
4069994815,9cyclictest41-21ksoftirqd/309:49:593
4069994815,7cyclictest41-21ksoftirqd/307:20:153
4069994813,4cyclictest41-21ksoftirqd/310:45:243
4069994813,4cyclictest41-21ksoftirqd/310:45:243
406899480,21cyclictest0-21swapper/207:55:152
4069994717,8cyclictest41-21ksoftirqd/311:55:163
406799473,14cyclictest26091-21diskstats07:55:161
4069994617,8cyclictest41-21ksoftirqd/308:10:223
4069994616,7cyclictest41-21ksoftirqd/310:00:193
4069994615,8cyclictest41-21ksoftirqd/309:20:283
4069994614,7cyclictest41-21ksoftirqd/309:25:193
4069994614,6cyclictest41-21ksoftirqd/311:45:163
406799463,14cyclictest5602-21ssh07:10:251
406799463,14cyclictest21411-21df_inode10:00:151
406799463,14cyclictest14854-21meminfo07:30:201
406799462,13cyclictest32025-21ls08:05:251
406799461,15cyclictest6474-21ls10:35:221
406799461,13cyclictest15477-21ls09:45:271
4069994514,9cyclictest41-21ksoftirqd/312:15:213
4069994514,4cyclictest41-21ksoftirqd/308:30:133
4069994513,8cyclictest41-21ksoftirqd/310:30:193
4069994513,4cyclictest41-21ksoftirqd/307:15:263
4069994513,4cyclictest41-21ksoftirqd/307:15:263
4069994512,8cyclictest41-21ksoftirqd/312:20:003
4069994512,7cyclictest41-21ksoftirqd/311:20:243
4069994512,6cyclictest41-21ksoftirqd/311:15:213
4069994512,4cyclictest41-21ksoftirqd/311:30:133
406799452,14cyclictest10729-21iostat_ios08:30:191
406699452,40cyclictest7499-21cron10:39:590
4069994417,7cyclictest41-21ksoftirqd/310:24:593
406899441,20cyclictest0-21swapper/209:50:002
406799442,13cyclictest8354-21iostat_ios08:25:171
406799442,13cyclictest8354-21iostat_ios08:25:171
4069994314,9cyclictest41-21ksoftirqd/310:05:213
4069994313,9cyclictest41-21ksoftirqd/312:00:213
4069994312,3cyclictest41-21ksoftirqd/309:10:133
4069994311,9cyclictest41-21ksoftirqd/307:55:003
4069994311,8cyclictest41-21ksoftirqd/309:55:143
406799434,15cyclictest20827-21memory08:50:191
139291430,0ptp4l401ktimersoftd/310:37:523
406999427,6cyclictest121rcu_preempt11:29:453
4069994236,3cyclictest41-21ksoftirqd/308:45:003
4069994219,7cyclictest41-21ksoftirqd/309:45:003
4069994212,8cyclictest41-21ksoftirqd/308:25:203
4069994212,8cyclictest41-21ksoftirqd/308:25:203
4069994212,4cyclictest41-21ksoftirqd/312:05:153
4069994211,8cyclictest41-21ksoftirqd/307:25:293
4069994211,7cyclictest41-21ksoftirqd/309:54:593
406799422,13cyclictest29123-21irqstats10:15:191
4066994235,4cyclictest12197-21cron08:35:000
406999419,9cyclictest41-21ksoftirqd/307:40:133
406999419,6cyclictest41-21ksoftirqd/312:30:153
406999417,7cyclictest41-21ksoftirqd/309:15:143
406999416,4cyclictest41-21ksoftirqd/310:15:133
4069994137,2cyclictest41-21ksoftirqd/308:20:003
4069994136,3cyclictest41-21ksoftirqd/311:45:003
4069994135,3cyclictest41-21ksoftirqd/307:40:013
4069994112,8cyclictest41-21ksoftirqd/311:50:273
4069994111,8cyclictest41-21ksoftirqd/308:20:123
4069994111,7cyclictest41-21ksoftirqd/310:25:163
4069994110,4cyclictest41-21ksoftirqd/310:55:123
406799413,8cyclictest29936-21perl11:25:151
406799413,8cyclictest2435-21iostat11:35:171
406799413,7cyclictest6360-21meminfo08:20:181
406799413,16cyclictest11525-21df07:25:161
406999409,8cyclictest41-21ksoftirqd/311:10:273
406999409,8cyclictest41-21ksoftirqd/310:10:233
4069994035,3cyclictest41-21ksoftirqd/308:00:003
4069994012,7cyclictest41-21ksoftirqd/309:00:223
4066994035,3cyclictest6371-21sh11:45:010
4069993934,3cyclictest41-21ksoftirqd/309:35:263
406799392,7cyclictest23906-21iostat12:20:171
4069993833,3cyclictest41-21ksoftirqd/307:30:133
406899380,22cyclictest10588-21unixbench_singl07:20:252
4067993832,4cyclictest25-21ksoftirqd/111:07:041
406799383,15cyclictest11640-21df11:55:141
406799382,7cyclictest22880-21iostat11:10:181
406799382,15cyclictest26669-21memory12:25:231
406799382,14cyclictest16576-21df_inode07:35:131
406799382,14cyclictest16125-21meminfo10:55:191
4069993732,3cyclictest41-21ksoftirqd/307:10:183
4068993732,3cyclictest33-21ksoftirqd/210:40:102
4068993731,4cyclictest33-21ksoftirqd/211:10:012
4068993731,4cyclictest33-21ksoftirqd/210:54:152
4068993730,4cyclictest33-21ksoftirqd/210:50:002
4068993730,4cyclictest33-21ksoftirqd/210:49:592
406899371,21cyclictest0-21swapper/208:10:252
406799372,7cyclictest24360-21meminfo07:50:211
406799372,7cyclictest13014-21df10:50:131
4066993731,4cyclictest9-21ksoftirqd/010:14:360
4066993731,4cyclictest9-21ksoftirqd/007:52:120
4066993730,5cyclictest9-21ksoftirqd/012:08:570
4066993730,4cyclictest9-21ksoftirqd/010:30:100
4066993728,5cyclictest9-21ksoftirqd/008:45:030
4069993631,3cyclictest41-21ksoftirqd/308:00:263
4068993630,4cyclictest33-21ksoftirqd/210:38:092
4068993629,4cyclictest33-21ksoftirqd/212:17:592
406799363,15cyclictest30001-21iostat09:10:181
4067993630,4cyclictest25-21ksoftirqd/111:01:271
4067993630,4cyclictest25-21ksoftirqd/110:49:481
4067993630,4cyclictest25-21ksoftirqd/110:49:481
406799362,15cyclictest7254-21iostat11:45:181
406799362,14cyclictest28036-21memory11:20:211
4066993630,4cyclictest9-21ksoftirqd/012:28:040
4066993630,4cyclictest9-21ksoftirqd/010:57:340
4066993630,4cyclictest9-21ksoftirqd/010:43:210
4066993630,4cyclictest9-21ksoftirqd/007:16:420
4066993630,4cyclictest9-21ksoftirqd/007:16:420
4066993629,4cyclictest9-21ksoftirqd/007:40:370
4066993628,5cyclictest8732-21cron11:50:010
4068993530,3cyclictest33-21ksoftirqd/212:37:562
4068993530,3cyclictest33-21ksoftirqd/210:17:562
4068993529,4cyclictest33-21ksoftirqd/211:58:482
4068993529,4cyclictest33-21ksoftirqd/210:33:172
406899350,4cyclictest31286-21irqrtprio10:20:182
4067993529,4cyclictest25-21ksoftirqd/110:26:091
4067993528,4cyclictest25-21ksoftirqd/111:40:381
406799352,14cyclictest2026-21df09:20:151
4066993529,4cyclictest9-21ksoftirqd/012:18:210
4066993529,4cyclictest9-21ksoftirqd/011:11:460
4066993529,4cyclictest9-21ksoftirqd/010:08:310
4066993529,4cyclictest9-21ksoftirqd/009:50:420
4066993529,4cyclictest9-21ksoftirqd/008:52:130
4066993529,4cyclictest9-21ksoftirqd/007:31:220
4066993529,4cyclictest9-21ksoftirqd/007:29:520
406899343,25cyclictest17494-21apt-get11:00:122
4068993430,3cyclictest33-21ksoftirqd/207:14:392
4068993429,3cyclictest33-21ksoftirqd/209:40:292
4068993429,3cyclictest33-21ksoftirqd/209:08:262
4068993429,3cyclictest33-21ksoftirqd/208:40:562
4068993429,3cyclictest33-21ksoftirqd/208:28:392
4068993429,3cyclictest33-21ksoftirqd/208:28:392
4068993429,3cyclictest33-21ksoftirqd/208:15:112
4068993429,3cyclictest33-21ksoftirqd/207:33:152
4068993428,4cyclictest33-21ksoftirqd/209:02:502
4068993428,4cyclictest33-21ksoftirqd/207:48:132
4068993413,18cyclictest33-21ksoftirqd/209:26:212
406799343,11cyclictest7499-21meminfo07:15:201
406799343,11cyclictest7499-21meminfo07:15:201
4067993429,3cyclictest25-21ksoftirqd/109:35:101
4067993428,4cyclictest25-21ksoftirqd/112:04:341
4067993428,4cyclictest25-21ksoftirqd/109:44:581
406799342,14cyclictest19617-21meminfo07:40:201
4066993429,3cyclictest9-21ksoftirqd/011:35:120
4066993429,3cyclictest9-21ksoftirqd/009:45:130
4066993429,3cyclictest9-21ksoftirqd/007:35:100
4066993428,4cyclictest9-21ksoftirqd/011:53:340
4066993428,4cyclictest9-21ksoftirqd/011:28:030
4066993428,4cyclictest9-21ksoftirqd/009:28:480
4066993428,4cyclictest9-21ksoftirqd/009:14:360
4066993428,4cyclictest9-21ksoftirqd/009:08:450
4066993428,4cyclictest9-21ksoftirqd/008:23:290
4066993428,4cyclictest9-21ksoftirqd/007:24:040
4068993328,3cyclictest33-21ksoftirqd/211:32:402
4068993328,3cyclictest33-21ksoftirqd/211:23:312
4068993328,3cyclictest33-21ksoftirqd/209:11:292
4068993327,4cyclictest33-21ksoftirqd/212:24:252
4068993327,4cyclictest33-21ksoftirqd/211:53:442
4068993311,19cyclictest7622-21sed11:45:212
406899330,3cyclictest8284-21taskset07:16:092
406899330,3cyclictest8284-21taskset07:16:092
406899330,29cyclictest23163-21latency_hist10:05:002
4067993328,3cyclictest25-21ksoftirqd/110:45:001
406799331,14cyclictest5204-21memory09:25:211
4066993328,3cyclictest9-21ksoftirqd/012:39:460
4066993328,3cyclictest9-21ksoftirqd/010:01:250
4066993327,4cyclictest9-21ksoftirqd/011:57:380
4066993327,4cyclictest9-21ksoftirqd/011:16:310
4066993327,4cyclictest9-21ksoftirqd/010:48:110
4066993327,4cyclictest9-21ksoftirqd/010:48:100
4066993327,4cyclictest9-21ksoftirqd/010:24:120
4066993327,4cyclictest9-21ksoftirqd/007:57:010
406899329,20cyclictest10791-21seq09:35:252
4068993227,3cyclictest33-21ksoftirqd/209:34:592
4068993227,3cyclictest33-21ksoftirqd/208:23:432
4068993227,3cyclictest33-21ksoftirqd/208:06:392
4068993227,3cyclictest27897-21cron10:15:012
4068993226,4cyclictest33-21ksoftirqd/208:56:052
4068993226,4cyclictest33-21ksoftirqd/208:56:052
406899320,3cyclictest337-21dbus-daemon12:30:242
406899320,3cyclictest19187-21cat07:40:172
406899320,1cyclictest0-21swapper/210:55:172
4067993227,3cyclictest25-21ksoftirqd/111:34:481
4067993227,3cyclictest25-21ksoftirqd/110:09:241
4067993226,4cyclictest25-21ksoftirqd/108:17:001
4067993226,4cyclictest25-21ksoftirqd/108:11:591
406799321,15cyclictest13100-21iostat_ios08:35:181
4066993227,3cyclictest9-21ksoftirqd/009:30:100
4066993226,4cyclictest9-21ksoftirqd/011:30:390
4066993226,4cyclictest9-21ksoftirqd/011:22:090
4066993226,4cyclictest9-21ksoftirqd/011:08:090
4066993226,4cyclictest9-21ksoftirqd/011:04:040
4066993226,4cyclictest9-21ksoftirqd/009:36:090
4066993226,4cyclictest9-21ksoftirqd/008:07:030
4066993226,4cyclictest9-21ksoftirqd/007:45:420
406899317,22cyclictest21438-21cat08:50:272
406899317,21cyclictest11539-21df_abs07:25:162
4068993126,3cyclictest33-21ksoftirqd/212:13:292
4068993125,4cyclictest33-21ksoftirqd/212:29:092
4068993125,4cyclictest33-21ksoftirqd/211:10:122
4068993110,19cyclictest17884-21grep07:35:252
406899310,28cyclictest23860-21hwlatdetect07:50:172
4067993125,4cyclictest25-21ksoftirqd/109:17:451
406799312,27cyclictest0-21swapper/107:45:251
4066993126,3cyclictest9-21ksoftirqd/009:00:000
4066993126,3cyclictest9-21ksoftirqd/009:00:000
4066993126,3cyclictest9-21ksoftirqd/008:35:120
4066993126,3cyclictest9-21ksoftirqd/008:10:450
4066993125,4cyclictest9-21ksoftirqd/012:20:020
4066993125,4cyclictest9-21ksoftirqd/012:13:230
4066993125,4cyclictest9-21ksoftirqd/012:03:160
4066993125,4cyclictest9-21ksoftirqd/010:54:450
4066993125,4cyclictest9-21ksoftirqd/010:17:100
406699310,2cyclictest121rcu_preempt09:15:180
4068993025,3cyclictest33-21ksoftirqd/208:38:552
4067993025,3cyclictest25-21ksoftirqd/112:32:581
4067993025,3cyclictest25-21ksoftirqd/110:30:421
4067993024,4cyclictest25-21ksoftirqd/110:23:321
4066993025,3cyclictest9-21ksoftirqd/009:24:550
4066993025,3cyclictest9-21ksoftirqd/009:00:590
4066993024,4cyclictest9-21ksoftirqd/009:58:050
4066993024,3cyclictest9-21ksoftirqd/007:11:440
406899291,25cyclictest31582-21latency_hist11:30:002
406899290,1cyclictest0-21swapper/208:30:162
4067992923,4cyclictest25-21ksoftirqd/112:16:171
4066992924,3cyclictest9-21ksoftirqd/010:25:240
4067992823,3cyclictest25-21ksoftirqd/112:38:161
4067992823,3cyclictest25-21ksoftirqd/109:05:541
4067992823,3cyclictest25-21ksoftirqd/109:04:501
406799282,11cyclictest18556-21latency_hist09:54:591
4066992822,4cyclictest9-21ksoftirqd/008:29:550
4066992822,4cyclictest9-21ksoftirqd/008:29:550
4066992822,4cyclictest9-21ksoftirqd/008:03:310
4066992722,3cyclictest9-21ksoftirqd/008:40:380
4066992721,4cyclictest9-21ksoftirqd/008:16:470
406799261,14cyclictest15938-21ls08:40:201
4066992622,3cyclictest9-21ksoftirqd/009:44:560
4067992217,3cyclictest25-21ksoftirqd/111:50:051
4066992218,3cyclictest9-21ksoftirqd/012:30:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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