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2026-02-04 - 15:57
[ 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 rackdslot2.osadl.org (updated Wed Feb 04, 2026 12:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591214170,33phc2sys0-21swapper/307:07:313
11692204171,22sleep00-21swapper/007:07:410
12452203171,21sleep10-21swapper/107:08:361
10062203169,23sleep20-21swapper/207:05:342
139291670,1ptp4l401ktimersoftd/310:53:333
1671995924,6cyclictest33-21ksoftirqd/211:35:002
1671995924,6cyclictest33-21ksoftirqd/211:35:002
1671995829,7cyclictest33-21ksoftirqd/211:15:182
1671995826,3cyclictest33-21ksoftirqd/208:05:162
1671995825,4cyclictest33-21ksoftirqd/209:39:592
1671995729,7cyclictest33-21ksoftirqd/207:35:142
1671995719,9cyclictest33-21ksoftirqd/207:55:252
139291570,1ptp4l401ktimersoftd/311:13:323
1671995626,3cyclictest33-21ksoftirqd/210:30:192
1671995624,3cyclictest33-21ksoftirqd/207:45:262
1671995620,7cyclictest33-21ksoftirqd/211:00:132
1671995528,7cyclictest33-21ksoftirqd/207:15:152
1671995527,4cyclictest33-21ksoftirqd/209:40:162
1671995526,3cyclictest33-21ksoftirqd/209:25:172
1671995525,4cyclictest33-21ksoftirqd/209:24:302
1671995525,4cyclictest33-21ksoftirqd/209:24:292
1671995524,7cyclictest33-21ksoftirqd/211:50:272
1671995524,4cyclictest33-21ksoftirqd/210:29:352
1671995523,4cyclictest33-21ksoftirqd/212:15:172
1671995521,4cyclictest33-21ksoftirqd/208:39:592
1671995517,6cyclictest33-21ksoftirqd/208:45:162
1671995428,7cyclictest33-21ksoftirqd/207:10:142
1671995425,7cyclictest33-21ksoftirqd/210:10:182
1671995424,3cyclictest33-21ksoftirqd/210:07:392
1671995423,3cyclictest33-21ksoftirqd/211:08:032
139291540,1ptp4l401ktimersoftd/311:48:193
1671995324,7cyclictest33-21ksoftirqd/209:55:232
1671995323,3cyclictest33-21ksoftirqd/211:10:262
1671995322,3cyclictest33-21ksoftirqd/209:55:012
1671995322,3cyclictest33-21ksoftirqd/209:55:012
1671995321,6cyclictest33-21ksoftirqd/208:50:262
167099530,3cyclictest3161-21seq10:34:211
139291530,1ptp4l401ktimersoftd/309:49:303
139291530,1ptp4l401ktimersoftd/307:32:003
139291530,1ptp4l391rcuc/311:03:453
303692520,3sleep30-21swapper/311:30:123
303692520,3sleep30-21swapper/311:30:123
167199525,3cyclictest33-21ksoftirqd/207:25:162
1671995225,6cyclictest33-21ksoftirqd/210:15:222
1671995225,3cyclictest33-21ksoftirqd/209:18:282
1671995223,3cyclictest33-21ksoftirqd/212:23:122
1671995222,4cyclictest33-21ksoftirqd/210:51:232
1671995222,3cyclictest33-21ksoftirqd/209:04:122
1671995222,3cyclictest33-21ksoftirqd/207:50:272
1671995221,3cyclictest33-21ksoftirqd/208:10:142
1671995218,4cyclictest33-21ksoftirqd/208:15:142
1671995213,7cyclictest33-21ksoftirqd/212:00:152
1671995124,3cyclictest33-21ksoftirqd/209:12:072
1671995120,7cyclictest33-21ksoftirqd/212:10:012
1669995120,8cyclictest1308-21runrttasks09:55:120
139291510,1ptp4l391rcuc/310:44:293
1671995015,4cyclictest33-21ksoftirqd/210:03:312
1671995015,4cyclictest33-21ksoftirqd/209:00:002
1671995013,6cyclictest33-21ksoftirqd/212:25:242
167199494,3cyclictest33-21ksoftirqd/208:40:212
1671994924,9cyclictest33-21ksoftirqd/211:25:182
1671994923,3cyclictest33-21ksoftirqd/211:55:052
1671994916,9cyclictest33-21ksoftirqd/210:55:142
1671994912,8cyclictest33-21ksoftirqd/207:20:182
1671994819,3cyclictest33-21ksoftirqd/211:40:012
41298470,2rtkit-daemon0-21swapper/307:47:243
167199475,3cyclictest33-21ksoftirqd/211:20:262
167199473,3cyclictest33-21ksoftirqd/212:15:012
167199473,3cyclictest33-21ksoftirqd/207:40:222
1671994715,3cyclictest33-21ksoftirqd/211:45:212
1671994623,7cyclictest33-21ksoftirqd/208:25:162
1671994615,6cyclictest33-21ksoftirqd/208:20:152
1671994613,7cyclictest33-21ksoftirqd/208:35:002
1671994613,10cyclictest33-21ksoftirqd/210:20:132
1671994613,10cyclictest33-21ksoftirqd/210:20:132
1671994610,8cyclictest33-21ksoftirqd/209:45:142
1671994518,7cyclictest33-21ksoftirqd/212:35:182
167199451,3cyclictest33-21ksoftirqd/207:30:122
167199441,3cyclictest33-21ksoftirqd/210:45:202
1671994411,5cyclictest33-21ksoftirqd/209:30:182
1671994334,3cyclictest33-21ksoftirqd/210:40:202
1671994327,8cyclictest33-21ksoftirqd/208:00:142
167199431,3cyclictest121rcu_preempt09:05:202
167199431,2cyclictest33-21ksoftirqd/210:35:132
139291430,0ptp4l401ktimersoftd/312:08:513
139291430,0ptp4l401ktimersoftd/309:22:133
139291430,0ptp4l401ktimersoftd/309:22:123
139291430,0ptp4l401ktimersoftd/308:18:263
167099427,20cyclictest25071-21awk10:10:211
139291420,0ptp4l401ktimersoftd/311:15:133
139291420,0ptp4l401ktimersoftd/310:25:283
1669994136,3cyclictest1-21systemd08:00:010
1672994034,3cyclictest11516-21cron09:45:003
1669994035,3cyclictest27989-21sshd08:03:080
1672993931,5cyclictest41-21ksoftirqd/307:41:583
167199391,2cyclictest121rcu_preempt12:30:232
167199391,10cyclictest2949-21cron11:45:012
1669993930,5cyclictest9-21ksoftirqd/012:35:110
1672993832,4cyclictest41-21ksoftirqd/308:38:473
1672993831,4cyclictest41-21ksoftirqd/309:35:013
166999381,34cyclictest3877-21cron07:14:590
1672993731,4cyclictest41-21ksoftirqd/312:34:193
1670993731,4cyclictest25-21ksoftirqd/108:58:271
1670993731,4cyclictest25-21ksoftirqd/108:14:181
1670993731,4cyclictest25-21ksoftirqd/108:07:431
1672993630,4cyclictest41-21ksoftirqd/311:36:223
1672993630,4cyclictest41-21ksoftirqd/310:45:593
1672993630,4cyclictest41-21ksoftirqd/310:06:203
1672993630,4cyclictest41-21ksoftirqd/309:25:413
1672993630,4cyclictest41-21ksoftirqd/307:39:573
1670993631,3cyclictest25-21ksoftirqd/109:05:001
1670993630,4cyclictest25-21ksoftirqd/111:51:201
1669993630,4cyclictest9-21ksoftirqd/011:47:510
1669993630,4cyclictest9-21ksoftirqd/011:43:590
1669993630,4cyclictest9-21ksoftirqd/009:31:020
1669993630,4cyclictest9-21ksoftirqd/009:25:290
1672993531,3cyclictest41-21ksoftirqd/311:25:323
1672993530,3cyclictest41-21ksoftirqd/309:58:453
1672993530,3cyclictest41-21ksoftirqd/308:55:103
1672993529,4cyclictest41-21ksoftirqd/307:55:423
1672993529,4cyclictest41-21ksoftirqd/307:27:303
1670993529,4cyclictest25-21ksoftirqd/112:36:131
1670993529,4cyclictest25-21ksoftirqd/111:49:151
1670993529,4cyclictest25-21ksoftirqd/110:05:531
1670993529,4cyclictest25-21ksoftirqd/109:45:081
1670993529,4cyclictest25-21ksoftirqd/108:54:381
1670993529,4cyclictest25-21ksoftirqd/107:52:191
1670993529,4cyclictest25-21ksoftirqd/107:24:071
1670993526,6cyclictest25-21ksoftirqd/112:12:581
1669993529,4cyclictest9-21ksoftirqd/010:16:360
1669993529,4cyclictest9-21ksoftirqd/009:41:410
1669993529,4cyclictest9-21ksoftirqd/008:49:500
1669993529,4cyclictest9-21ksoftirqd/008:44:290
1669993529,4cyclictest9-21ksoftirqd/007:51:590
1669993528,4cyclictest9-21ksoftirqd/007:37:590
139291350,0ptp4l401ktimersoftd/312:14:333
1672993429,3cyclictest41-21ksoftirqd/311:54:313
1672993429,3cyclictest41-21ksoftirqd/308:43:333
1672993428,4cyclictest41-21ksoftirqd/309:10:353
1672993428,4cyclictest41-21ksoftirqd/308:51:393
1672993428,4cyclictest41-21ksoftirqd/308:20:103
1672993428,4cyclictest41-21ksoftirqd/307:50:403
1670993429,3cyclictest25-21ksoftirqd/112:20:111
1670993429,3cyclictest25-21ksoftirqd/109:20:441
1670993429,3cyclictest25-21ksoftirqd/109:20:441
1670993429,3cyclictest25-21ksoftirqd/108:16:031
1670993428,4cyclictest25-21ksoftirqd/111:58:261
1670993428,4cyclictest25-21ksoftirqd/111:43:101
1670993428,4cyclictest25-21ksoftirqd/111:33:481
1670993428,4cyclictest25-21ksoftirqd/111:33:471
1670993428,4cyclictest25-21ksoftirqd/111:28:471
1670993428,4cyclictest25-21ksoftirqd/111:14:541
1670993428,4cyclictest25-21ksoftirqd/109:29:591
1669993429,3cyclictest9-21ksoftirqd/011:58:510
1669993428,4cyclictest9-21ksoftirqd/012:26:170
1669993428,4cyclictest9-21ksoftirqd/012:00:340
1669993428,4cyclictest9-21ksoftirqd/011:18:170
1669993428,4cyclictest9-21ksoftirqd/010:03:170
1669993428,4cyclictest9-21ksoftirqd/009:07:570
1669993427,4cyclictest9-21ksoftirqd/011:51:040
1672993328,3cyclictest41-21ksoftirqd/312:27:463
1672993328,3cyclictest41-21ksoftirqd/308:12:513
1672993328,3cyclictest41-21ksoftirqd/307:22:143
1672993327,4cyclictest41-21ksoftirqd/312:35:313
1672993327,4cyclictest41-21ksoftirqd/311:23:473
1672993327,4cyclictest41-21ksoftirqd/310:33:033
1672993327,4cyclictest41-21ksoftirqd/310:14:393
1672993327,4cyclictest41-21ksoftirqd/308:27:123
1672993327,4cyclictest41-21ksoftirqd/308:02:523
1672993326,4cyclictest41-21ksoftirqd/312:15:213
1670993328,3cyclictest25-21ksoftirqd/112:15:131
1670993328,3cyclictest25-21ksoftirqd/110:57:561
1670993328,3cyclictest25-21ksoftirqd/109:16:221
1670993328,3cyclictest25-21ksoftirqd/108:35:121
1670993328,3cyclictest25-21ksoftirqd/107:59:291
1670993327,4cyclictest25-21ksoftirqd/112:29:031
1670993327,4cyclictest25-21ksoftirqd/111:03:141
1670993327,4cyclictest25-21ksoftirqd/110:41:561
1670993327,4cyclictest25-21ksoftirqd/110:15:371
1670993327,4cyclictest25-21ksoftirqd/109:54:221
1670993327,4cyclictest25-21ksoftirqd/109:54:221
1669993328,3cyclictest9-21ksoftirqd/011:25:560
1669993327,4cyclictest9-21ksoftirqd/010:12:580
1669993327,4cyclictest9-21ksoftirqd/009:01:430
1669993326,4cyclictest9-21ksoftirqd/012:34:590
1672993226,4cyclictest41-21ksoftirqd/308:48:543
1670993227,3cyclictest25-21ksoftirqd/110:21:231
1670993227,3cyclictest25-21ksoftirqd/110:21:231
1670993227,3cyclictest25-21ksoftirqd/107:34:061
1670993226,4cyclictest25-21ksoftirqd/112:02:031
1670993226,4cyclictest25-21ksoftirqd/111:20:561
1670993226,4cyclictest25-21ksoftirqd/107:19:181
1670993213,16cyclictest9587-21grep07:25:181
1670993212,17cyclictest5563-21sed09:30:201
1669993227,3cyclictest9-21ksoftirqd/009:55:010
1669993227,3cyclictest9-21ksoftirqd/009:55:000
1669993227,3cyclictest9-21ksoftirqd/007:31:210
1669993226,4cyclictest9-21ksoftirqd/012:20:400
1669993226,4cyclictest9-21ksoftirqd/012:06:080
1669993226,4cyclictest9-21ksoftirqd/010:26:420
1669993226,4cyclictest9-21ksoftirqd/009:38:120
1669993226,4cyclictest9-21ksoftirqd/009:20:010
1669993226,4cyclictest9-21ksoftirqd/007:48:210
139291320,1ptp4l401ktimersoftd/309:53:513
139291320,1ptp4l401ktimersoftd/309:53:513
139291320,0ptp4l401ktimersoftd/310:59:553
1672993126,3cyclictest41-21ksoftirqd/310:39:453
1672993126,3cyclictest41-21ksoftirqd/309:36:523
1672993126,3cyclictest41-21ksoftirqd/308:31:453
1672993125,4cyclictest41-21ksoftirqd/307:13:063
1670993126,3cyclictest25-21ksoftirqd/110:25:401
1670993126,3cyclictest25-21ksoftirqd/109:36:341
1670993126,3cyclictest25-21ksoftirqd/108:34:471
1670993126,3cyclictest25-21ksoftirqd/107:13:511
1670993125,4cyclictest25-21ksoftirqd/111:36:401
1670993125,4cyclictest25-21ksoftirqd/111:17:261
1670993125,4cyclictest25-21ksoftirqd/111:07:521
1670993125,4cyclictest25-21ksoftirqd/108:47:321
167099310,3cyclictest20164-21ptp4l-jitter07:45:241
1669993126,3cyclictest9-21ksoftirqd/008:51:070
1669993125,4cyclictest9-21ksoftirqd/010:57:110
1669993125,4cyclictest9-21ksoftirqd/010:40:360
1669993125,4cyclictest9-21ksoftirqd/010:20:530
1669993125,4cyclictest9-21ksoftirqd/010:20:530
1669993125,4cyclictest9-21ksoftirqd/009:12:300
1669993125,4cyclictest9-21ksoftirqd/008:24:550
1669993125,4cyclictest9-21ksoftirqd/007:43:400
1672993025,3cyclictest41-21ksoftirqd/311:44:313
1672993025,3cyclictest41-21ksoftirqd/309:06:533
1670993025,3cyclictest25-21ksoftirqd/109:12:491
1670993025,3cyclictest25-21ksoftirqd/108:20:321
1670993025,3cyclictest25-21ksoftirqd/108:01:051
1670993024,4cyclictest25-21ksoftirqd/108:43:431
167099300,3cyclictest25287-21cstates12:30:121
1669993025,3cyclictest9-21ksoftirqd/012:12:060
1669993025,3cyclictest9-21ksoftirqd/011:20:340
1669993025,3cyclictest9-21ksoftirqd/008:28:410
1669993024,4cyclictest9-21ksoftirqd/010:34:570
139291300,9ptp4l401ktimersoftd/311:06:073
139291300,9ptp4l401ktimersoftd/310:17:283
139291300,0ptp4l401ktimersoftd/308:08:343
1672992924,3cyclictest41-21ksoftirqd/311:59:503
1670992924,3cyclictest25-21ksoftirqd/110:51:271
1670992924,3cyclictest25-21ksoftirqd/108:27:551
1670992924,3cyclictest25-21ksoftirqd/107:37:061
1669992924,3cyclictest9-21ksoftirqd/010:49:000
1669992924,3cyclictest9-21ksoftirqd/009:49:070
1669992923,4cyclictest9-21ksoftirqd/011:38:490
1669992923,4cyclictest9-21ksoftirqd/011:03:170
1669992923,4cyclictest9-21ksoftirqd/008:58:190
1669992923,4cyclictest9-21ksoftirqd/008:11:480
1669992922,4cyclictest9-21ksoftirqd/009:20:590
1669992922,4cyclictest9-21ksoftirqd/009:20:590
139291290,0ptp4l401ktimersoftd/312:01:063
139291290,0ptp4l401ktimersoftd/310:20:013
139291290,0ptp4l401ktimersoftd/310:20:013
1672992823,3cyclictest41-21ksoftirqd/310:00:073
1672992822,4cyclictest41-21ksoftirqd/307:15:553
167099285,20cyclictest3679-21cat10:35:131
1670992823,3cyclictest25-21ksoftirqd/110:47:201
1670992822,4cyclictest25-21ksoftirqd/109:55:551
1670992822,4cyclictest25-21ksoftirqd/109:40:231
167099280,2cyclictest147252sleep112:05:521
1669992823,3cyclictest9-21ksoftirqd/011:07:360
1669992823,3cyclictest9-21ksoftirqd/010:08:540
1669992823,3cyclictest9-21ksoftirqd/008:33:390
1669992823,3cyclictest9-21ksoftirqd/008:05:440
1669992822,4cyclictest9-21ksoftirqd/010:38:550
1669992822,4cyclictest9-21ksoftirqd/008:36:510
139291280,0ptp4l401ktimersoftd/312:22:453
139291280,0ptp4l401ktimersoftd/309:15:333
1672992722,3cyclictest41-21ksoftirqd/309:05:003
167099270,3cyclictest20728-21taskset10:01:201
167099262,22cyclictest24866-21apt-get09:05:121
1670992621,3cyclictest25-21ksoftirqd/107:42:441
1669992621,3cyclictest9-21ksoftirqd/012:16:560
1669992520,3cyclictest9-21ksoftirqd/011:30:170
1669992520,3cyclictest9-21ksoftirqd/011:30:170
1669992419,3cyclictest9-21ksoftirqd/011:12:320
1669992318,3cyclictest9-21ksoftirqd/010:53:430
1669992318,3cyclictest9-21ksoftirqd/007:29:550
1669992318,3cyclictest9-21ksoftirqd/007:15:440
1669991914,3cyclictest9-21ksoftirqd/007:23:550
1669991813,3cyclictest1783-21missed_timers08:15:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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