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2026-02-25 - 19:56
[ 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 highest latencies:
System rackdslot1.osadl.org (updated Wed Feb 25, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
799921770,5sleep1949899cyclictest09:25:141
9498997127,4cyclictest25-21ksoftirqd/107:35:181
9497997036,9cyclictest9-21ksoftirqd/009:35:220
9497997025,9cyclictest9-21ksoftirqd/009:10:190
272632690,6sleep30-21swapper/312:25:133
9498996832,7cyclictest25-21ksoftirqd/111:30:251
9498996734,7cyclictest25-21ksoftirqd/108:50:191
9498996635,7cyclictest25-21ksoftirqd/108:40:211
9498996634,8cyclictest25-21ksoftirqd/112:30:131
9498996633,4cyclictest25-21ksoftirqd/111:45:161
9498996534,4cyclictest25-21ksoftirqd/109:05:211
9498996531,8cyclictest25-21ksoftirqd/108:10:001
9498996435,3cyclictest25-21ksoftirqd/107:15:251
9498996434,7cyclictest25-21ksoftirqd/110:20:251
9498996434,7cyclictest25-21ksoftirqd/109:40:231
9498996432,4cyclictest25-21ksoftirqd/111:25:141
9498996432,3cyclictest25-21ksoftirqd/110:25:171
9498996431,4cyclictest25-21ksoftirqd/107:45:261
9498996430,4cyclictest25-21ksoftirqd/112:00:141
9497996431,4cyclictest9-21ksoftirqd/010:35:140
9499996328,8cyclictest33-21ksoftirqd/207:10:192
9499996328,8cyclictest33-21ksoftirqd/207:10:192
9498996332,4cyclictest25-21ksoftirqd/110:35:131
9498996331,7cyclictest25-21ksoftirqd/109:15:291
9498996331,4cyclictest25-21ksoftirqd/110:05:011
9497996334,4cyclictest9-21ksoftirqd/009:25:160
9497996332,4cyclictest9-21ksoftirqd/010:30:170
9497996331,3cyclictest9-21ksoftirqd/009:45:270
134491630,3ptp4l16368-21ls10:50:212
9498996234,4cyclictest25-21ksoftirqd/110:05:271
9498996233,3cyclictest25-21ksoftirqd/108:30:251
9497996230,4cyclictest9-21ksoftirqd/007:45:190
949999618,10cyclictest33-21ksoftirqd/212:05:002
9498996132,8cyclictest25-21ksoftirqd/109:55:201
9498996130,4cyclictest25-21ksoftirqd/111:10:251
9497996117,7cyclictest9-21ksoftirqd/011:35:270
9498996030,3cyclictest25-21ksoftirqd/111:50:281
9497996029,3cyclictest9-21ksoftirqd/011:45:280
9497996029,3cyclictest9-21ksoftirqd/008:40:240
9497996027,3cyclictest9-21ksoftirqd/011:05:170
134491600,3ptp4l0-21swapper/209:40:242
9498995927,4cyclictest25-21ksoftirqd/109:45:161
9498995927,4cyclictest25-21ksoftirqd/109:30:171
9498995927,4cyclictest25-21ksoftirqd/109:30:171
9498995926,4cyclictest25-21ksoftirqd/111:59:591
9498995926,3cyclictest25-21ksoftirqd/111:20:261
9498995925,4cyclictest25-21ksoftirqd/107:15:001
9498995925,4cyclictest25-21ksoftirqd/107:15:001
9497995928,3cyclictest9-21ksoftirqd/008:35:170
9497995919,9cyclictest9-21ksoftirqd/008:00:260
134491590,4ptp4l0-21swapper/309:25:333
134491590,4ptp4l0-21swapper/208:45:132
134491590,4ptp4l0-21swapper/208:45:132
9498995827,4cyclictest25-21ksoftirqd/107:55:161
9498995827,3cyclictest25-21ksoftirqd/107:20:251
9498995826,3cyclictest25-21ksoftirqd/112:25:181
9498995824,4cyclictest25-21ksoftirqd/110:45:141
9498995820,4cyclictest25-21ksoftirqd/107:50:181
9497995829,3cyclictest9-21ksoftirqd/009:00:220
9497995826,4cyclictest9-21ksoftirqd/011:15:010
9497995826,4cyclictest9-21ksoftirqd/007:55:180
9497995821,3cyclictest9-21ksoftirqd/008:50:220
134491580,4ptp4l0-21swapper/209:05:042
949999579,10cyclictest33-21ksoftirqd/209:55:002
9498995727,3cyclictest25-21ksoftirqd/110:15:291
9498995726,3cyclictest25-21ksoftirqd/110:50:161
9497995730,4cyclictest9-21ksoftirqd/010:25:010
9497995726,4cyclictest9-21ksoftirqd/007:30:280
9498995628,3cyclictest25-21ksoftirqd/112:24:021
9498995626,4cyclictest25-21ksoftirqd/112:35:131
9498995625,4cyclictest25-21ksoftirqd/107:25:191
9498995624,3cyclictest25-21ksoftirqd/108:45:131
9498995624,3cyclictest25-21ksoftirqd/108:45:131
9498995623,4cyclictest25-21ksoftirqd/111:00:151
9498995620,3cyclictest25-21ksoftirqd/111:15:251
9497995627,4cyclictest9-21ksoftirqd/007:10:270
9497995627,4cyclictest9-21ksoftirqd/007:10:270
134491560,4ptp4l0-21swapper/209:19:472
134491560,3ptp4l0-21swapper/211:52:492
134491560,3ptp4l0-21swapper/209:29:302
9498995539,3cyclictest25-21ksoftirqd/111:00:001
9498995526,4cyclictest25-21ksoftirqd/112:08:441
9498995525,4cyclictest25-21ksoftirqd/109:00:271
9498995522,4cyclictest25-21ksoftirqd/110:33:311
9498995520,4cyclictest25-21ksoftirqd/108:30:001
9497995526,3cyclictest9-21ksoftirqd/011:30:130
9497995521,3cyclictest121rcu_preempt07:40:290
9497995521,3cyclictest121rcu_preempt07:40:290
9497995519,8cyclictest9-21ksoftirqd/011:55:010
9497995513,7cyclictest9-21ksoftirqd/011:55:430
950099540,10cyclictest41-21ksoftirqd/311:00:003
949999543,10cyclictest33-21ksoftirqd/209:55:192
9498995435,7cyclictest25-21ksoftirqd/111:05:191
9498995424,3cyclictest25-21ksoftirqd/110:13:191
9498995417,3cyclictest25-21ksoftirqd/108:00:251
9497995426,3cyclictest9-21ksoftirqd/010:05:240
9497995425,4cyclictest9-21ksoftirqd/010:24:120
9497995422,6cyclictest9-21ksoftirqd/010:49:330
134491540,5ptp4l0-21swapper/207:06:252
134491540,3ptp4l28694-21ls12:25:262
134491540,3ptp4l0-21swapper/208:36:462
134491540,3ptp4l0-21swapper/008:45:210
134491540,3ptp4l0-21swapper/008:45:210
9500995323,4cyclictest41-21ksoftirqd/307:58:153
9499995326,9cyclictest33-21ksoftirqd/209:45:192
9499995324,4cyclictest33-21ksoftirqd/212:16:472
9498995325,4cyclictest25-21ksoftirqd/108:10:131
9498995320,3cyclictest25-21ksoftirqd/109:50:201
9497995322,3cyclictest121rcu_preempt09:07:400
9497995318,6cyclictest9-21ksoftirqd/007:50:250
134491530,4ptp4l0-21swapper/207:44:012
134491530,4ptp4l0-21swapper/207:44:012
949999524,8cyclictest33-21ksoftirqd/211:45:002
9499995229,11cyclictest33-21ksoftirqd/208:40:262
9498995221,3cyclictest25-21ksoftirqd/108:25:001
9498995220,4cyclictest25-21ksoftirqd/107:30:231
9497995224,4cyclictest9-21ksoftirqd/011:17:550
134491520,4ptp4l0-21swapper/308:07:223
134491520,18ptp4l0-21swapper/108:58:421
9499995115,12cyclictest33-21ksoftirqd/212:10:142
9498995120,3cyclictest25-21ksoftirqd/108:16:141
9498995111,7cyclictest25-21ksoftirqd/109:21:471
9497995134,4cyclictest9-21ksoftirqd/007:25:010
9497995125,4cyclictest9-21ksoftirqd/012:16:470
9497995122,3cyclictest9-21ksoftirqd/008:10:160
134491510,4ptp4l0-21swapper/310:39:343
134491510,4ptp4l0-21swapper/309:59:593
134491510,4ptp4l0-21swapper/211:07:172
134491510,4ptp4l0-21swapper/208:24:582
134491510,3ptp4l0-21swapper/210:55:142
9500995034,5cyclictest41-21ksoftirqd/307:35:183
949999507,4cyclictest33-21ksoftirqd/208:55:172
9499995025,17cyclictest33-21ksoftirqd/209:35:252
9499995023,4cyclictest33-21ksoftirqd/207:20:012
9498995035,4cyclictest25-21ksoftirqd/110:40:231
9498995035,4cyclictest25-21ksoftirqd/110:40:231
9498995019,4cyclictest25-21ksoftirqd/108:35:181
9498995019,3cyclictest25-21ksoftirqd/111:35:321
9497995035,4cyclictest9-21ksoftirqd/012:05:270
949799503,3cyclictest9-21ksoftirqd/010:00:000
949799502,8cyclictest9-21ksoftirqd/009:15:230
9497995010,7cyclictest9-21ksoftirqd/010:10:490
134491500,4ptp4l0-21swapper/310:07:583
134491500,4ptp4l0-21swapper/309:15:583
134491500,4ptp4l0-21swapper/211:30:002
134491500,4ptp4l0-21swapper/211:18:362
134491500,4ptp4l0-21swapper/210:45:372
134491500,4ptp4l0-21swapper/207:33:582
134491500,3ptp4l0-21swapper/212:23:072
134491500,3ptp4l0-21swapper/209:32:132
134491500,3ptp4l0-21swapper/209:32:132
949999493,10cyclictest33-21ksoftirqd/211:55:042
9498994929,7cyclictest25-21ksoftirqd/109:35:281
9498994915,3cyclictest25-21ksoftirqd/109:10:171
949799497,3cyclictest9-21ksoftirqd/011:27:590
9497994935,4cyclictest9-21ksoftirqd/009:20:260
134491490,4ptp4l0-21swapper/310:51:563
134491490,4ptp4l0-21swapper/310:48:023
134491490,4ptp4l0-21swapper/308:59:383
134491490,4ptp4l0-21swapper/308:10:133
134491490,4ptp4l0-21swapper/210:26:422
134491490,4ptp4l0-21swapper/208:32:242
134491490,4ptp4l0-21swapper/208:02:242
134491490,4ptp4l0-21swapper/010:56:250
134491490,3ptp4l0-21swapper/309:45:583
134491490,3ptp4l0-21swapper/208:16:412
949999485,10cyclictest33-21ksoftirqd/211:45:142
9499994822,18cyclictest33-21ksoftirqd/211:10:222
9498994830,5cyclictest25-21ksoftirqd/112:20:001
9497994833,4cyclictest9-21ksoftirqd/010:50:270
9497994833,4cyclictest9-21ksoftirqd/009:40:130
9497994833,3cyclictest9-21ksoftirqd/012:30:000
9497994832,4cyclictest9-21ksoftirqd/010:40:010
9497994832,4cyclictest9-21ksoftirqd/010:40:010
9497994829,3cyclictest9-21ksoftirqd/012:35:160
134491480,4ptp4l949999cyclictest10:42:392
134491480,4ptp4l949999cyclictest10:42:392
134491480,4ptp4l0-21swapper/311:12:133
134491480,4ptp4l0-21swapper/310:21:543
134491480,4ptp4l0-21swapper/207:55:002
134491480,3ptp4l0-21swapper/308:22:283
134491480,3ptp4l0-21swapper/210:38:202
950099473,2cyclictest0-21swapper/310:33:343
9499994734,10cyclictest33-21ksoftirqd/207:25:282
9498994732,4cyclictest25-21ksoftirqd/112:10:151
9497994743,2cyclictest9-21ksoftirqd/009:30:240
9497994743,2cyclictest9-21ksoftirqd/009:30:240
9497994733,4cyclictest9-21ksoftirqd/012:30:260
9497994731,4cyclictest9-21ksoftirqd/008:05:240
9497994731,3cyclictest9-21ksoftirqd/007:15:290
9497994730,4cyclictest9-21ksoftirqd/007:30:000
9497994728,9cyclictest9-21ksoftirqd/010:05:000
134491470,9ptp4l8528-21sed07:05:243
134491470,4ptp4l0-21swapper/210:34:452
134491470,4ptp4l0-21swapper/011:00:100
950099463,7cyclictest0-21swapper/311:20:183
9500994616,9cyclictest41-21ksoftirqd/309:05:133
949999463,3cyclictest33-21ksoftirqd/208:25:142
9497994636,3cyclictest9-21ksoftirqd/012:10:530
9497994635,3cyclictest9-21ksoftirqd/008:15:210
9497994631,4cyclictest9-21ksoftirqd/008:25:160
9497994631,3cyclictest9-21ksoftirqd/008:55:140
134491460,4ptp4l0-21swapper/309:00:473
134491460,4ptp4l0-21swapper/308:47:093
134491460,4ptp4l0-21swapper/308:47:093
134491460,4ptp4l0-21swapper/308:03:373
134491460,4ptp4l0-21swapper/307:45:163
134491460,4ptp4l0-21swapper/209:03:122
950099453,7cyclictest0-21swapper/308:30:153
950099453,3cyclictest0-21swapper/307:16:593
9500994531,4cyclictest41-21ksoftirqd/311:59:593
9499994535,9cyclictest33-21ksoftirqd/212:35:272
9499994528,7cyclictest33-21ksoftirqd/211:00:202
949899453,2cyclictest121rcu_preempt11:40:421
9497994531,4cyclictest9-21ksoftirqd/012:00:270
9497994531,3cyclictest9-21ksoftirqd/008:30:250
134491450,4ptp4l0-21swapper/307:14:043
134491450,4ptp4l0-21swapper/307:14:043
134491450,4ptp4l0-21swapper/208:14:072
134491450,3ptp4l949999cyclictest10:23:132
134491450,12ptp4l0-21swapper/311:51:333
9500994410,5cyclictest41-21ksoftirqd/308:35:263
949999446,4cyclictest33-21ksoftirqd/212:09:362
9499994429,4cyclictest33-21ksoftirqd/207:45:152
949999442,4cyclictest33-21ksoftirqd/211:25:172
9497994438,3cyclictest9-21ksoftirqd/012:20:210
9497994429,4cyclictest9-21ksoftirqd/011:23:090
9497994427,3cyclictest9-21ksoftirqd/008:20:280
9497994418,3cyclictest9-21ksoftirqd/009:50:210
134491440,4ptp4l3507-21apt-get10:25:133
134491440,4ptp4l22277-21apt-get11:05:133
134491440,4ptp4l0-21swapper/308:27:263
9500994337,3cyclictest41-21ksoftirqd/310:20:003
950099432,7cyclictest0-21swapper/309:43:183
950099431,4cyclictest32020-21cat11:25:163
949999434,9cyclictest33-21ksoftirqd/210:15:162
9499994317,4cyclictest33-21ksoftirqd/209:21:452
949899432,2cyclictest121rcu_preempt07:40:091
949899432,2cyclictest121rcu_preempt07:40:091
9497994338,3cyclictest9-21ksoftirqd/007:40:010
949799432,2cyclictest121rcu_preempt11:44:270
949799430,2cyclictest121rcu_preempt10:18:480
134491430,3ptp4l0-21swapper/309:51:153
9500994237,3cyclictest41-21ksoftirqd/312:05:003
950099423,6cyclictest0-21swapper/312:19:263
950099423,3cyclictest41-21ksoftirqd/308:40:143
950099422,6cyclictest0-21swapper/311:40:033
950099420,7cyclictest121rcu_preempt09:20:253
949999422,9cyclictest0-21swapper/210:10:202
9499994223,9cyclictest33-21ksoftirqd/210:04:152
134491420,5ptp4l0-21swapper/310:10:133
134491420,4ptp4l29204-21apt-get11:20:112
134491420,4ptp4l0-21swapper/211:38:032
134491420,3ptp4l16512-21apt-get07:25:113
134491420,3ptp4l0-21swapper/309:10:443
134491420,3ptp4l0-21swapper/207:58:272
949999413,9cyclictest33-21ksoftirqd/208:05:162
949999411,3cyclictest33-21ksoftirqd/207:35:282
134491410,9ptp4l0-21swapper/311:30:133
134491410,5ptp4l24763-21ntp_states08:50:222
134491410,5ptp4l0-21swapper/312:10:123
134491410,4ptp4l24825-21apt-get12:20:143
134491410,4ptp4l0-21swapper/312:35:113
134491410,4ptp4l0-21swapper/311:18:103
134491410,4ptp4l0-21swapper/311:01:193
949999400,11cyclictest33-21ksoftirqd/210:07:002
134491400,5ptp4l0-21swapper/312:33:413
134491400,5ptp4l0-21swapper/309:33:253
134491400,5ptp4l0-21swapper/309:33:253
134491400,5ptp4l0-21swapper/107:10:001
134491400,4ptp4l14780-21iostat_ios07:20:192
134491400,4ptp4l0-21swapper/310:00:343
134491400,4ptp4l0-21swapper/308:50:233
134491400,3ptp4l12499-21apt-get09:35:133
950099398,4cyclictest41-21ksoftirqd/311:48:353
950099394,2cyclictest0-21swapper/307:35:003
9500993934,3cyclictest41-21ksoftirqd/312:10:013
9500993934,3cyclictest41-21ksoftirqd/307:25:003
134491390,4ptp4l9392-21latency_hist07:10:010
134491390,4ptp4l0-21swapper/307:40:293
134491390,4ptp4l0-21swapper/307:40:293
134491390,3ptp4l11631-21ls10:40:183
134491390,3ptp4l11631-21ls10:40:183
134491380,4ptp4l1541-21grep09:10:192
134491380,4ptp4l0-21swapper/311:37:363
134491380,4ptp4l0-21swapper/308:15:173
134491380,3ptp4l0-21swapper/307:50:283
134491380,3ptp4l0-21swapper/212:30:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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