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2026-02-20 - 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 highest latencies:
System rackdslot1.osadl.org (updated Fri Feb 20, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134491770,30ptp4l29400-21mailstats07:05:232
30407997212,19cyclictest21396-21latency_hist08:00:001
134491700,5ptp4l0-21swapper/110:19:591
3040799671,27cyclictest2318-21gnome-shell11:15:591
3040799670,23cyclictest11082-21phc2sys-jitter07:35:231
3040799660,29cyclictest7679-21df_inode07:30:141
3040799660,24cyclictest22282-21cut08:00:191
134491610,6ptp4l6000-21/usr/sbin/munin09:45:122
134491610,5ptp4l0-21swapper/210:30:202
3040799600,21cyclictest6581-21timerandwakeup07:25:261
134491600,5ptp4l0-21swapper/107:08:531
134491590,5ptp4l0-21swapper/212:12:092
134491590,3ptp4l0-21swapper/208:15:302
3040799570,24cyclictest14214-21chrt07:41:451
134491570,4ptp4l0-21swapper/311:41:353
134491570,4ptp4l0-21swapper/208:35:222
3040799560,28cyclictest10407-21ssh12:10:241
134491560,4ptp4l0-21swapper/311:10:583
134491560,4ptp4l0-21swapper/210:45:242
134491560,3ptp4l0-21swapper/307:41:163
3040799550,25cyclictest6349-21seq12:04:131
134491550,4ptp4l0-21swapper/311:52:533
134491550,4ptp4l0-21swapper/308:18:293
134491550,4ptp4l0-21swapper/208:34:562
134491550,3ptp4l0-21swapper/211:15:062
134491550,3ptp4l0-21swapper/210:19:142
3040799541,25cyclictest6006-21seq10:52:481
3040799540,31cyclictest11826-21ssh08:45:251
3040799540,25cyclictest31407-21seq11:48:001
3040799540,25cyclictest12897-21seq11:07:201
3040799540,24cyclictest12358-21seq09:56:151
3040799540,20cyclictest26067-21phc2sys-jitter11:35:221
134491540,5ptp4l0-21swapper/009:35:220
134491540,4ptp4l0-21swapper/312:27:273
134491540,4ptp4l0-21swapper/310:13:393
134491540,4ptp4l0-21swapper/307:55:013
134491540,3ptp4l0-21swapper/312:05:163
134491540,3ptp4l0-21swapper/308:00:183
134491540,11ptp4l28064-21apt-get07:05:110
3040799531,21cyclictest21231-21df_inode12:35:131
3040799530,24cyclictest32347-21seq07:13:201
134491530,4ptp4l0-21swapper/311:00:383
134491530,3ptp4l0-21swapper/311:35:113
134491530,3ptp4l0-21swapper/210:40:262
3040799521,27cyclictest16419-21df_inode12:25:131
3040799520,28cyclictest16457-21seq07:45:571
134491520,5ptp4l0-21swapper/208:50:372
134491520,4ptp4l0-21swapper/311:57:593
134491520,4ptp4l0-21swapper/311:29:563
134491520,4ptp4l0-21swapper/209:50:192
134491520,4ptp4l0-21swapper/209:34:462
134491520,4ptp4l0-21swapper/209:34:462
134491520,4ptp4l0-21swapper/209:23:202
134491520,4ptp4l0-21swapper/008:28:480
134491520,4ptp4l0-21swapper/007:39:320
134491520,3ptp4l0-21swapper/310:41:383
134491520,2ptp4l20279-21/usr/sbin/munin11:25:150
134491520,11ptp4l0-21swapper/307:25:243
3040799513,23cyclictest0-21swapper/109:30:161
3040799513,23cyclictest0-21swapper/109:30:161
3040799512,20cyclictest0-21swapper/111:51:241
3040799511,26cyclictest20333-21seq12:30:361
3040799510,23cyclictest8383-21seq10:58:461
134491510,4ptp4l0-21swapper/310:21:463
134491510,4ptp4l0-21swapper/309:49:033
134491510,4ptp4l0-21swapper/307:11:203
134491510,4ptp4l0-21swapper/209:43:512
134491510,4ptp4l0-21swapper/011:18:450
134491510,4ptp4l0-21swapper/009:18:030
134491510,4ptp4l0-21swapper/009:08:540
134491510,3ptp4l0-21swapper/308:40:253
134491510,3ptp4l0-21swapper/212:20:162
42822500,5sleep10-21swapper/112:00:001
30408995014,6cyclictest33-21ksoftirqd/211:25:002
3040799502,20cyclictest0-21swapper/111:31:551
3040799501,25cyclictest4783-21runrttasks07:24:271
3040799500,24cyclictest31143-21taskset10:37:381
3040799500,24cyclictest28555-21seq08:14:501
134491500,9ptp4l0-21swapper/307:05:213
134491500,4ptp4l0-21swapper/212:04:282
134491500,4ptp4l0-21swapper/211:13:582
134491500,4ptp4l0-21swapper/210:22:362
134491500,4ptp4l0-21swapper/210:11:042
134491500,4ptp4l0-21swapper/209:11:212
134491500,4ptp4l0-21swapper/208:25:582
134491500,4ptp4l0-21swapper/010:58:070
134491500,3ptp4l0-21swapper/210:05:592
3040899493,2cyclictest121rcu_preempt09:18:592
3040799490,26cyclictest19813-21seq11:22:121
134491490,8ptp4l0-21swapper/210:55:352
134491490,5ptp4l0-21swapper/211:55:202
134491490,4ptp4l0-21swapper/310:16:383
134491490,4ptp4l0-21swapper/309:37:203
134491490,4ptp4l0-21swapper/307:52:233
134491490,4ptp4l0-21swapper/207:40:432
30407994811,26cyclictest7789-21seq08:39:371
3040799480,29cyclictest134491ptp4l09:15:181
134491480,4ptp4l0-21swapper/310:59:183
134491480,4ptp4l0-21swapper/310:27:363
134491480,4ptp4l0-21swapper/308:54:293
134491480,4ptp4l0-21swapper/308:39:213
134491480,4ptp4l0-21swapper/210:04:442
134491480,4ptp4l0-21swapper/210:04:442
134491480,4ptp4l0-21swapper/208:48:082
134491480,4ptp4l0-21swapper/011:05:490
134491480,4ptp4l0-21swapper/010:30:160
30408994732,12cyclictest33-21ksoftirqd/211:45:012
134491470,4ptp4l0-21swapper/211:07:082
134491470,4ptp4l0-21swapper/209:05:002
134491470,4ptp4l0-21swapper/209:04:592
134491470,4ptp4l0-21swapper/207:21:482
134491470,3ptp4l0-21swapper/311:47:483
134491470,3ptp4l0-21swapper/311:08:293
134491470,3ptp4l0-21swapper/209:29:332
134491470,3ptp4l0-21swapper/208:05:302
30408994634,9cyclictest33-21ksoftirqd/207:40:002
3040899462,2cyclictest121rcu_preempt07:55:282
134491460,4ptp4l0-21swapper/307:15:473
134491460,12ptp4l0-21swapper/110:31:591
134491460,11ptp4l0-21swapper/110:24:581
134491460,11ptp4l0-21swapper/008:40:190
3040899451,2cyclictest121rcu_preempt10:28:582
30408994511,4cyclictest33-21ksoftirqd/212:16:142
30408994510,6cyclictest33-21ksoftirqd/209:55:202
3040799453,18cyclictest0-21swapper/108:27:251
3040799452,19cyclictest0-21swapper/109:13:501
30406994539,3cyclictest9-21ksoftirqd/008:00:010
134491450,5ptp4l0-21swapper/310:35:103
134491450,4ptp4l12930-21apt-get10:00:123
134491450,4ptp4l12930-21apt-get10:00:123
134491450,4ptp4l0-21swapper/307:31:503
134491450,3ptp4l0-21swapper/111:26:021
134491450,2ptp4l121rcu_preempt09:07:323
134491450,10ptp4l0-21swapper/207:10:112
30408994412,3cyclictest33-21ksoftirqd/208:20:222
3040799441,20cyclictest5139-21ssh09:40:251
134491440,9ptp4l0-21swapper/109:22:101
134491440,4ptp4l22136-21apt-get09:10:120
134491440,4ptp4l0-21swapper/309:20:153
134491440,4ptp4l0-21swapper/211:53:442
134491440,4ptp4l0-21swapper/208:59:472
134491440,3ptp4l0-21swapper/311:19:583
134491440,3ptp4l0-21swapper/310:50:253
134491440,10ptp4l0-21swapper/111:12:571
30408994312,7cyclictest33-21ksoftirqd/207:26:452
3040799430,24cyclictest8703-21seq12:09:461
3040799430,23cyclictest637-21seq08:23:281
30406994338,3cyclictest9-21ksoftirqd/012:34:590
134491430,9ptp4l0-21swapper/211:02:482
134491430,9ptp4l0-21swapper/109:54:041
134491430,4ptp4l17239-21df07:50:131
134491430,4ptp4l0-21swapper/310:08:263
134491430,4ptp4l0-21swapper/209:37:102
134491430,4ptp4l0-21swapper/008:13:220
134491430,10ptp4l0-21swapper/110:06:241
134491430,10ptp4l0-21swapper/109:01:531
134491430,10ptp4l0-21swapper/109:01:531
134491430,10ptp4l0-21swapper/010:00:170
134491430,10ptp4l0-21swapper/010:00:170
30408994236,3cyclictest33-21ksoftirqd/212:30:002
3040899422,2cyclictest121rcu_preempt09:05:072
30406994237,3cyclictest9-21ksoftirqd/012:00:000
30406994237,3cyclictest9-21ksoftirqd/009:05:010
30406994237,3cyclictest9-21ksoftirqd/009:05:000
134491420,9ptp4l0-21swapper/211:45:092
134491420,9ptp4l0-21swapper/110:12:561
134491420,4ptp4l8307-21apt-get09:50:113
134491420,4ptp4l32736-21apt-get07:15:122
134491420,4ptp4l32557-21meminfo10:40:191
134491420,4ptp4l22803-21df11:30:130
134491420,4ptp4l17032-21apt-get07:50:132
134491420,4ptp4l14045-21ntp_states10:00:221
134491420,4ptp4l14045-21ntp_states10:00:221
134491420,4ptp4l1242-21apt-get10:45:033
134491420,4ptp4l0-21swapper/307:21:303
134491420,4ptp4l0-21swapper/212:32:262
134491420,4ptp4l0-21swapper/208:00:282
134491420,3ptp4l0-21swapper/108:59:411
134491420,1ptp4l0-21swapper/208:12:092
30408994136,2cyclictest33-21ksoftirqd/208:45:012
30408994135,3cyclictest33-21ksoftirqd/207:30:272
30408994111,4cyclictest33-21ksoftirqd/212:06:592
3040699418,4cyclictest9-21ksoftirqd/011:40:000
30406994136,3cyclictest9-21ksoftirqd/007:45:230
30406994135,3cyclictest9-21ksoftirqd/012:20:010
30406994135,3cyclictest9-21ksoftirqd/007:35:010
30406994111,4cyclictest9-21ksoftirqd/009:50:150
134491410,5ptp4l9434-21apt-get07:35:013
134491410,5ptp4l3845-21/usr/sbin/munin08:30:170
134491410,5ptp4l0-21swapper/012:25:140
134491410,5ptp4l0-21swapper/010:15:160
134491410,5ptp4l0-21swapper/007:15:140
134491410,4ptp4l5385-21diskstats07:25:160
134491410,4ptp4l29772-21meminfo08:15:200
134491410,4ptp4l29669-21irqstats08:15:181
134491410,4ptp4l29364-21df_inode09:25:151
134491410,4ptp4l28109-21apt-get08:12:073
134491410,4ptp4l23491-21ntp_states10:20:220
134491410,4ptp4l15303-21iostat_ios07:45:192
134491410,4ptp4l14751-21apt-get08:55:010
134491410,4ptp4l10393-21apt-get08:45:113
134491410,4ptp4l0-21swapper/312:15:263
134491410,4ptp4l0-21swapper/312:02:103
134491410,4ptp4l0-21swapper/211:33:462
134491410,4ptp4l0-21swapper/011:11:100
134491410,4ptp4l0-21swapper/010:50:160
134491410,4ptp4l0-21swapper/010:25:280
134491410,4ptp4l0-21swapper/010:12:280
134491410,3ptp4l13371-21apt-get12:20:021
134491410,3ptp4l0-21swapper/312:20:243
134491410,3ptp4l0-21swapper/309:13:463
134491410,3ptp4l0-21swapper/210:36:582
134491410,10ptp4l0-21swapper/007:22:430
3040799401,25cyclictest26470-21taskset10:26:501
3040799400,26cyclictest3376-21seq09:39:591
3040699409,4cyclictest9-21ksoftirqd/010:40:210
30406994035,3cyclictest9-21ksoftirqd/008:05:160
134491400,7ptp4l0-21swapper/309:17:233
134491400,5ptp4l3277-21wc08:30:003
134491400,5ptp4l0-21swapper/108:30:281
134491400,4ptp4l9068-21diskstats11:00:141
134491400,4ptp4l5324-21meminfo12:00:190
134491400,4ptp4l14099-21users07:40:280
134491400,4ptp4l11848-21iostat_ios12:15:171
134491400,4ptp4l0-21swapper/310:33:383
134491400,4ptp4l0-21swapper/309:30:433
134491400,4ptp4l0-21swapper/309:30:433
134491400,4ptp4l0-21swapper/307:45:243
134491400,4ptp4l0-21swapper/211:25:292
134491400,4ptp4l0-21swapper/110:45:201
134491400,4ptp4l0-21swapper/109:45:161
134491400,4ptp4l0-21swapper/107:15:321
134491400,4ptp4l0-21swapper/012:10:130
134491400,4ptp4l0-21swapper/011:00:260
134491400,4ptp4l0-21swapper/010:05:220
134491400,4ptp4l0-21swapper/008:45:130
134491400,3ptp4l31721-21iostat08:20:180
134491400,3ptp4l31585-21apt-get11:50:020
134491400,3ptp4l18199-21df11:20:150
134491400,3ptp4l15208-21apt-get08:55:113
134491400,3ptp4l10917-21diskstats09:55:130
30406993934,3cyclictest9-21ksoftirqd/009:40:180
134491390,5ptp4l0-21swapper/309:55:213
134491390,5ptp4l0-21swapper/309:25:133
134491390,5ptp4l0-21swapper/210:50:182
134491390,5ptp4l0-21swapper/009:30:130
134491390,5ptp4l0-21swapper/009:30:130
134491390,4ptp4l13263-21iostat08:50:171
134491390,4ptp4l0-21swapper/312:30:103
134491390,4ptp4l0-21swapper/312:10:263
134491390,4ptp4l0-21swapper/308:07:593
134491390,4ptp4l0-21swapper/211:36:052
134491390,4ptp4l0-21swapper/108:05:131
134491390,4ptp4l0-21swapper/012:35:160
134491390,4ptp4l0-21swapper/012:20:120
134491390,4ptp4l0-21swapper/012:08:180
134491390,4ptp4l0-21swapper/011:45:130
134491390,4ptp4l0-21swapper/011:43:590
134491390,4ptp4l0-21swapper/010:35:180
134491390,4ptp4l0-21swapper/009:26:150
134491390,4ptp4l0-21swapper/009:24:050
134491390,4ptp4l0-21swapper/008:50:210
134491390,4ptp4l0-21swapper/007:50:200
134491390,3ptp4l2733-21memory10:45:200
134491390,3ptp4l20932-21apt-get12:35:102
134491390,3ptp4l0-21swapper/009:45:290
134491390,2ptp4l28638-21ls11:40:261
134491380,4ptp4l3040999cyclictest11:22:373
134491380,4ptp4l0-21swapper/312:35:503
134491380,4ptp4l0-21swapper/309:42:113
134491380,4ptp4l0-21swapper/309:00:163
134491380,4ptp4l0-21swapper/309:00:163
134491380,4ptp4l0-21swapper/308:20:243
134491380,4ptp4l0-21swapper/109:05:181
134491380,4ptp4l0-21swapper/108:40:121
134491380,4ptp4l0-21swapper/008:01:000
134491380,4ptp4l0-21swapper/007:10:470
134491380,3ptp4l5822-21/usr/sbin/munin08:35:120
134491370,4ptp4l0-21swapper/311:30:073
134491370,3ptp4l0-21swapper/308:32:463
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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