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2026-01-25 - 19:53
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rackdslot3.osadl.org (updated Sun Jan 25, 2026 12:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491236169,22phc2sys0-21swapper/307:06:053
285422210177,22sleep20-21swapper/207:09:402
282092207163,32sleep10-21swapper/107:05:251
284872201168,23sleep00-21swapper/007:08:580
139391660,1ptp4l401ktimersoftd/311:32:263
139391640,1ptp4l401ktimersoftd/312:27:423
139391610,0ptp4l401ktimersoftd/309:05:403
139391590,1ptp4l401ktimersoftd/312:35:383
139391560,1ptp4l401ktimersoftd/309:18:043
139391540,1ptp4l401ktimersoftd/309:55:183
2886199530,14cyclictest1300-21snmpd09:48:102
28861995214,5cyclictest33-21ksoftirqd/207:29:512
139391510,1ptp4l391rcuc/309:52:063
261402500,2sleep20-21swapper/210:25:192
2886099496,22cyclictest14384-21seq08:55:081
2886099488,29cyclictest7812-21seq09:47:231
2886099481,45cyclictest0-21swapper/107:20:231
2886099470,45cyclictest0-21swapper/108:36:121
2886199461,11cyclictest31062-21awk08:20:202
2886199460,11cyclictest6062-21grep07:30:122
28860994610,34cyclictest0-21swapper/109:10:431
2885999464,7cyclictest9-21ksoftirqd/010:15:240
2885999464,7cyclictest9-21ksoftirqd/010:15:240
139391460,0ptp4l401ktimersoftd/310:16:303
139391460,0ptp4l401ktimersoftd/310:16:293
2886099456,38cyclictest0-21swapper/112:33:331
139391440,0ptp4l401ktimersoftd/309:25:223
28860994311,30cyclictest0-21swapper/109:03:131
2885999432,4cyclictest0-21swapper/008:10:130
28862994221,6cyclictest41-21ksoftirqd/310:14:593
28861994233,6cyclictest33-21ksoftirqd/212:20:002
28859994238,2cyclictest25381-21fschecks_count10:25:120
139391420,34ptp4l0-21swapper/307:10:003
139391420,0ptp4l401ktimersoftd/309:30:523
28861994113,26cyclictest0-21swapper/208:15:232
139391410,0ptp4l401ktimersoftd/308:40:483
28862994032,5cyclictest41-21ksoftirqd/308:10:593
134491400,1getstats0-21swapper/310:54:003
2886199393,8cyclictest33-21ksoftirqd/210:39:172
2885999394,5cyclictest5806-21sort10:50:190
139391390,0ptp4l401ktimersoftd/308:02:253
28862993832,3cyclictest41-21ksoftirqd/307:20:013
2885999384,7cyclictest9-21ksoftirqd/009:55:200
2885999380,7cyclictest101ktimersoftd/011:05:000
139391380,0ptp4l401ktimersoftd/311:05:103
139391380,0ptp4l401ktimersoftd/307:34:563
28862993731,4cyclictest41-21ksoftirqd/307:54:173
2886199374,8cyclictest33-21ksoftirqd/208:00:232
28861993732,3cyclictest33-21ksoftirqd/208:30:002
28860993731,4cyclictest25-21ksoftirqd/112:02:461
28860993731,4cyclictest25-21ksoftirqd/108:22:311
2886099370,35cyclictest0-21swapper/111:13:431
28862993630,4cyclictest41-21ksoftirqd/307:44:013
28861993630,4cyclictest33-21ksoftirqd/211:21:442
28861993630,4cyclictest33-21ksoftirqd/207:14:452
28860993630,4cyclictest25-21ksoftirqd/112:11:051
28860993630,4cyclictest25-21ksoftirqd/107:19:331
28860993621,13cyclictest25-21ksoftirqd/110:38:221
28859993629,4cyclictest9-21ksoftirqd/012:20:130
28859993629,4cyclictest9-21ksoftirqd/012:20:130
28862993529,4cyclictest41-21ksoftirqd/310:09:433
28862993529,4cyclictest41-21ksoftirqd/309:10:503
28862993529,3cyclictest41-21ksoftirqd/312:15:113
2886199357,26cyclictest0-21swapper/212:25:242
2886199352,4cyclictest33-21ksoftirqd/212:12:482
2886199351,9cyclictest1317-21runrttasks11:06:092
28860993530,3cyclictest25-21ksoftirqd/110:30:141
28860993530,3cyclictest25-21ksoftirqd/109:07:591
28860993529,4cyclictest25-21ksoftirqd/112:25:121
28860993529,4cyclictest25-21ksoftirqd/111:32:211
28860993529,4cyclictest25-21ksoftirqd/111:29:041
28860993529,4cyclictest25-21ksoftirqd/111:22:501
28860993529,4cyclictest25-21ksoftirqd/111:19:371
28860993529,4cyclictest25-21ksoftirqd/111:04:261
28860993529,4cyclictest25-21ksoftirqd/109:43:581
28860993529,4cyclictest25-21ksoftirqd/109:28:501
28860993529,3cyclictest25-21ksoftirqd/107:55:001
28860993528,4cyclictest25-21ksoftirqd/110:01:241
28860993510,22cyclictest845-21latency_hist09:35:011
2885999354,7cyclictest9-21ksoftirqd/007:45:130
28859993530,3cyclictest9-21ksoftirqd/007:15:100
28859993529,4cyclictest9-21ksoftirqd/010:48:360
28859993529,4cyclictest9-21ksoftirqd/009:54:440
139391350,0ptp4l401ktimersoftd/310:55:263
28862993428,4cyclictest41-21ksoftirqd/311:59:553
28862993428,4cyclictest41-21ksoftirqd/309:02:533
28862993428,4cyclictest41-21ksoftirqd/308:37:213
28862993428,4cyclictest41-21ksoftirqd/308:05:403
28862993428,4cyclictest41-21ksoftirqd/307:48:203
28862993427,5cyclictest41-21ksoftirqd/310:02:533
28861993429,3cyclictest33-21ksoftirqd/211:10:112
28861993428,4cyclictest33-21ksoftirqd/209:51:492
28861993428,4cyclictest33-21ksoftirqd/207:43:292
28861993417,6cyclictest33-21ksoftirqd/210:50:122
28860993429,3cyclictest25-21ksoftirqd/110:51:241
28860993429,3cyclictest25-21ksoftirqd/110:40:101
28860993428,4cyclictest25-21ksoftirqd/111:46:051
28860993428,4cyclictest25-21ksoftirqd/111:44:371
28860993428,4cyclictest25-21ksoftirqd/109:16:191
28860993428,4cyclictest25-21ksoftirqd/108:34:511
28860993428,4cyclictest25-21ksoftirqd/107:28:401
2886099340,4cyclictest14681-21cat12:15:251
2885999345,6cyclictest9-21ksoftirqd/008:42:470
2885999344,5cyclictest9-21ksoftirqd/012:10:140
28859993428,4cyclictest9-21ksoftirqd/012:02:300
28862993327,4cyclictest41-21ksoftirqd/312:08:173
28862993327,4cyclictest41-21ksoftirqd/312:02:323
28862993327,4cyclictest41-21ksoftirqd/311:48:323
28862993327,4cyclictest41-21ksoftirqd/311:16:353
28862993327,4cyclictest41-21ksoftirqd/310:27:053
28862993327,4cyclictest41-21ksoftirqd/310:22:323
28862993327,4cyclictest41-21ksoftirqd/309:49:023
28862993327,4cyclictest41-21ksoftirqd/307:24:333
28861993329,3cyclictest33-21ksoftirqd/211:41:252
28861993327,4cyclictest33-21ksoftirqd/212:39:252
28861993327,4cyclictest33-21ksoftirqd/209:06:572
28861993327,4cyclictest33-21ksoftirqd/207:36:312
28861993312,19cyclictest27640-21kworker/2:208:35:232
2886099335,27cyclictest0-21swapper/112:09:031
28860993328,3cyclictest25-21ksoftirqd/111:53:251
28860993328,3cyclictest25-21ksoftirqd/108:02:371
28860993327,4cyclictest25-21ksoftirqd/110:08:091
28860993327,4cyclictest25-21ksoftirqd/109:56:511
28860993327,4cyclictest25-21ksoftirqd/109:22:371
28860993327,4cyclictest25-21ksoftirqd/108:29:131
28860993327,4cyclictest25-21ksoftirqd/107:42:321
28860993327,3cyclictest7722-21irqrtprio08:40:181
28860993311,19cyclictest2782-21cat10:45:161
2885999335,7cyclictest9-21ksoftirqd/012:25:270
2885999333,2cyclictest9-21ksoftirqd/007:20:110
28859993328,3cyclictest9-21ksoftirqd/011:58:250
28859993328,3cyclictest9-21ksoftirqd/009:40:010
28859993328,3cyclictest9-21ksoftirqd/009:10:010
28859993327,4cyclictest9-21ksoftirqd/008:51:380
28859993327,4cyclictest9-21ksoftirqd/008:26:180
2885999331,8cyclictest9-21ksoftirqd/010:55:200
139391330,0ptp4l401ktimersoftd/312:21:343
139391330,0ptp4l401ktimersoftd/312:21:343
28862993227,3cyclictest41-21ksoftirqd/308:49:093
28862993226,4cyclictest41-21ksoftirqd/312:12:323
28862993226,4cyclictest41-21ksoftirqd/310:48:023
28862993226,4cyclictest41-21ksoftirqd/309:24:193
28862993225,5cyclictest41-21ksoftirqd/310:43:453
28861993226,5cyclictest33-21ksoftirqd/211:19:242
2886199321,4cyclictest33-21ksoftirqd/209:00:282
2886099329,21cyclictest0-21swapper/107:31:331
28860993227,3cyclictest25-21ksoftirqd/110:27:421
28860993226,4cyclictest25-21ksoftirqd/111:38:031
28860993226,4cyclictest25-21ksoftirqd/109:36:361
28860993226,4cyclictest25-21ksoftirqd/108:50:521
28860993226,4cyclictest25-21ksoftirqd/108:18:501
28860993226,4cyclictest25-21ksoftirqd/107:55:321
28859993227,3cyclictest9-21ksoftirqd/011:30:000
28859993227,3cyclictest9-21ksoftirqd/009:25:110
28859993227,3cyclictest9-21ksoftirqd/007:27:140
28859993226,4cyclictest9-21ksoftirqd/010:39:420
28859993226,4cyclictest9-21ksoftirqd/009:31:300
28859993226,4cyclictest9-21ksoftirqd/007:59:390
28859993226,4cyclictest9-21ksoftirqd/007:32:590
28859993214,5cyclictest9-21ksoftirqd/008:20:230
2885999320,2cyclictest121rcu_preempt11:16:380
28862993125,4cyclictest41-21ksoftirqd/311:37:083
28862993125,4cyclictest41-21ksoftirqd/307:57:543
28861993127,3cyclictest33-21ksoftirqd/207:51:242
28861993126,3cyclictest33-21ksoftirqd/212:03:402
28861993126,3cyclictest33-21ksoftirqd/210:45:092
28861993125,4cyclictest33-21ksoftirqd/211:32:512
28861993125,4cyclictest33-21ksoftirqd/210:12:482
28861993125,4cyclictest33-21ksoftirqd/209:28:422
28861993125,4cyclictest33-21ksoftirqd/207:58:162
2886099318,19cyclictest8551-21cpuspeed_turbos07:35:131
28860993126,3cyclictest25-21ksoftirqd/107:49:331
28860993125,4cyclictest25-21ksoftirqd/112:23:161
28860993125,4cyclictest25-21ksoftirqd/112:23:161
28860993125,4cyclictest25-21ksoftirqd/111:58:211
28860993125,4cyclictest25-21ksoftirqd/110:55:441
28859993126,3cyclictest9-21ksoftirqd/007:40:110
28859993125,4cyclictest9-21ksoftirqd/012:06:340
28859993125,4cyclictest9-21ksoftirqd/011:05:050
28859993125,4cyclictest9-21ksoftirqd/009:02:300
28859993125,4cyclictest9-21ksoftirqd/008:34:380
139391310,0ptp4l401ktimersoftd/310:30:163
139391310,0ptp4l401ktimersoftd/309:39:433
139391310,0ptp4l401ktimersoftd/308:50:013
28862993024,4cyclictest41-21ksoftirqd/308:56:193
28862993024,4cyclictest41-21ksoftirqd/308:32:163
28861993025,3cyclictest33-21ksoftirqd/210:21:182
28861993025,3cyclictest33-21ksoftirqd/210:03:542
28861993025,3cyclictest33-21ksoftirqd/209:37:582
28861993024,4cyclictest33-21ksoftirqd/212:31:392
28861993024,4cyclictest33-21ksoftirqd/211:36:152
28861993024,4cyclictest33-21ksoftirqd/211:02:292
28861993024,4cyclictest33-21ksoftirqd/209:19:532
28861993024,4cyclictest33-21ksoftirqd/208:51:242
28861993024,4cyclictest33-21ksoftirqd/208:30:552
28861993024,4cyclictest33-21ksoftirqd/208:11:172
28861993024,4cyclictest33-21ksoftirqd/208:09:532
28861993024,4cyclictest33-21ksoftirqd/207:20:012
2886099302,21cyclictest17787-21apt-get10:10:101
28860993016,12cyclictest25-21ksoftirqd/112:35:121
28860993011,16cyclictest22785-21expr10:20:121
28860993010,18cyclictest10425-21latency08:45:201
2885999309,5cyclictest9-21ksoftirqd/008:04:140
2885999305,6cyclictest9-21ksoftirqd/010:20:120
28859993025,3cyclictest9-21ksoftirqd/011:40:100
28859993024,4cyclictest9-21ksoftirqd/010:09:170
28859993024,4cyclictest9-21ksoftirqd/008:08:300
139391300,0ptp4l401ktimersoftd/311:25:143
139391300,0ptp4l401ktimersoftd/311:04:543
139391300,0ptp4l401ktimersoftd/309:42:193
139391300,0ptp4l401ktimersoftd/307:37:323
139391300,0ptp4l401ktimersoftd/307:28:513
28862992924,3cyclictest41-21ksoftirqd/311:42:143
28861992923,4cyclictest33-21ksoftirqd/211:48:312
28861992923,4cyclictest33-21ksoftirqd/209:12:392
28861992922,5cyclictest33-21ksoftirqd/211:28:542
2886199290,27cyclictest0-21swapper/212:05:232
2886099298,18cyclictest26311-21phc2sys08:10:211
28860992924,3cyclictest25-21ksoftirqd/109:53:521
2885999298,3cyclictest9-21ksoftirqd/011:11:010
28859992923,4cyclictest9-21ksoftirqd/009:16:420
28859992923,4cyclictest9-21ksoftirqd/007:13:180
139391290,9ptp4l401ktimersoftd/312:31:333
139391290,0ptp4l401ktimersoftd/308:15:103
28862992823,3cyclictest41-21ksoftirqd/311:21:323
28861992823,3cyclictest33-21ksoftirqd/211:57:182
28861992823,3cyclictest33-21ksoftirqd/209:30:082
28861992823,3cyclictest33-21ksoftirqd/208:57:052
28861992823,3cyclictest33-21ksoftirqd/208:41:362
2886199282,23cyclictest19210-21kworker/2:112:20:022
2886199282,23cyclictest19210-21kworker/2:112:20:012
2886199281,25cyclictest27640-21kworker/2:209:55:172
2886099283,4cyclictest12049-21cpuspeed_turbos11:05:111
28859992823,3cyclictest9-21ksoftirqd/009:40:050
28859992823,3cyclictest9-21ksoftirqd/009:13:530
28859992822,4cyclictest9-21ksoftirqd/012:34:540
28859992822,4cyclictest9-21ksoftirqd/011:21:100
139391280,0ptp4l401ktimersoftd/310:35:163
28862992721,3cyclictest41-21ksoftirqd/308:23:203
2886199274,8cyclictest33-21ksoftirqd/211:50:262
28861992722,3cyclictest33-21ksoftirqd/210:43:482
2886199272,11cyclictest14693-21grep07:45:252
28861992711,8cyclictest33-21ksoftirqd/210:09:172
2886099278,17cyclictest29032-21grep07:10:091
2886099274,3cyclictest0-21swapper/108:06:191
28859992722,3cyclictest9-21ksoftirqd/010:30:060
28859992721,4cyclictest9-21ksoftirqd/010:41:300
28859992712,7cyclictest9-21ksoftirqd/008:35:260
139391270,0ptp4l401ktimersoftd/308:25:213
28862992620,4cyclictest41-21ksoftirqd/311:51:493
2886199266,7cyclictest4482-21cut09:40:202
28861992621,3cyclictest33-21ksoftirqd/210:55:032
28861992620,4cyclictest33-21ksoftirqd/210:33:062
2886099263,2cyclictest0-21swapper/110:15:401
2886099263,2cyclictest0-21swapper/110:15:391
28859992621,3cyclictest9-21ksoftirqd/008:59:120
28859992620,4cyclictest9-21ksoftirqd/011:36:290
28859992620,4cyclictest9-21ksoftirqd/008:17:130
2886199258,4cyclictest33-21ksoftirqd/207:24:582
2885999257,3cyclictest9-21ksoftirqd/012:37:090
2885999252,7cyclictest9-21ksoftirqd/009:46:030
28859992519,3cyclictest9-21ksoftirqd/008:45:590
28861992419,3cyclictest33-21ksoftirqd/208:47:202
2885999247,7cyclictest9-21ksoftirqd/007:38:280
2885999247,2cyclictest9-21ksoftirqd/010:14:130
2885999246,3cyclictest9-21ksoftirqd/011:50:220
2885999246,3cyclictest9-21ksoftirqd/011:45:240
28859992418,4cyclictest9-21ksoftirqd/012:17:370
28862992318,3cyclictest41-21ksoftirqd/311:12:303
2886199238,5cyclictest33-21ksoftirqd/210:16:152
2886199238,5cyclictest33-21ksoftirqd/210:16:142
28861992317,4cyclictest33-21ksoftirqd/209:20:522
2885999237,8cyclictest9-21ksoftirqd/010:02:370
2885999236,9cyclictest9-21ksoftirqd/007:51:390
2885999226,8cyclictest9-21ksoftirqd/011:30:430
2885999225,9cyclictest9-21ksoftirqd/009:20:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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