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2026-01-27 - 14:28
[ 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 Tue Jan 27, 2026 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
160192830,29sleep233-21ksoftirqd/222:20:122
23895997712,63cyclictest22394-21kworker/1:120:06:091
207612660,5sleep20-21swapper/220:10:192
134491610,16ptp4l0-21swapper/022:30:140
134491600,4ptp4l0-21swapper/000:30:250
134491590,5ptp4l0-21swapper/019:25:220
134491580,4ptp4l0-21swapper/219:26:402
134491580,3ptp4l0-21swapper/021:15:260
134491570,3ptp4l32214-21ls20:35:180
134491570,3ptp4l0-21swapper/222:47:442
134491570,3ptp4l0-21swapper/222:47:442
134491570,3ptp4l0-21swapper/122:20:251
134491560,4ptp4l0-21swapper/219:48:062
134491560,4ptp4l0-21swapper/219:48:062
134491560,12ptp4l0-21swapper/020:58:260
134491540,4ptp4l0-21swapper/020:20:160
23896995323,7cyclictest33-21ksoftirqd/223:27:322
23896995320,7cyclictest33-21ksoftirqd/219:10:422
134491530,4ptp4l0-21swapper/222:35:282
134491520,4ptp4l0-21swapper/023:07:440
134491520,4ptp4l0-21swapper/020:26:110
134491520,3ptp4l0-21swapper/223:18:192
23896995119,6cyclictest33-21ksoftirqd/222:55:212
23896995119,4cyclictest33-21ksoftirqd/223:04:352
23896995118,5cyclictest33-21ksoftirqd/222:19:462
23896995118,4cyclictest33-21ksoftirqd/220:44:512
134491510,5ptp4l0-21swapper/219:42:032
134491510,5ptp4l0-21swapper/019:05:020
134491510,4ptp4l0-21swapper/220:54:582
134491510,3ptp4l0-21swapper/219:51:442
134491510,19ptp4l29897-21df_abs21:40:130
134491510,11ptp4l0-21swapper/021:35:170
23896995016,5cyclictest33-21ksoftirqd/222:40:192
23896995016,5cyclictest33-21ksoftirqd/222:40:192
134491500,5ptp4l0-21swapper/020:15:200
134491500,4ptp4l0-21swapper/323:45:593
134491500,4ptp4l0-21swapper/223:44:382
134491500,4ptp4l0-21swapper/022:16:060
134491500,3ptp4l0-21swapper/319:55:303
134491500,12ptp4l0-21swapper/119:45:441
134491500,12ptp4l0-21swapper/119:45:441
134491500,10ptp4l0-21swapper/221:15:122
134491500,10ptp4l0-21swapper/120:34:551
2389699492,2cyclictest121rcu_preempt23:20:582
23896994915,6cyclictest33-21ksoftirqd/221:25:002
134491490,4ptp4l0-21swapper/300:03:163
134491490,4ptp4l0-21swapper/300:03:163
134491490,4ptp4l0-21swapper/223:57:212
134491490,4ptp4l0-21swapper/221:36:282
134491490,4ptp4l0-21swapper/021:28:540
134491490,4ptp4l0-21swapper/019:35:040
134491490,4ptp4l0-21swapper/019:24:260
134491490,4ptp4l0-21swapper/019:16:010
134491490,4ptp4l0-21swapper/019:11:080
2389699482,4cyclictest0-21swapper/223:13:252
2389699482,2cyclictest121rcu_preempt23:50:582
23896994818,4cyclictest33-21ksoftirqd/200:25:312
23896994817,4cyclictest33-21ksoftirqd/200:24:502
23896994813,4cyclictest33-21ksoftirqd/223:35:262
23896994812,6cyclictest33-21ksoftirqd/222:50:202
2389599489,37cyclictest22394-21kworker/1:120:01:491
134491480,5ptp4l0-21swapper/119:05:181
134491480,4ptp4l0-21swapper/321:47:333
134491480,4ptp4l0-21swapper/320:12:483
134491480,4ptp4l0-21swapper/300:20:203
134491480,4ptp4l0-21swapper/019:59:290
134491480,4ptp4l0-21swapper/000:37:520
134491480,3ptp4l0-21swapper/320:33:403
134491480,3ptp4l0-21swapper/220:01:472
134491480,3ptp4l0-21swapper/219:18:332
134491480,3ptp4l0-21swapper/200:17:562
134491480,2ptp4l121rcu_preempt23:10:221
134491480,11ptp4l0-21swapper/022:08:280
2389699472,2cyclictest121rcu_preempt23:09:582
23896994716,4cyclictest33-21ksoftirqd/200:14:402
23896994715,4cyclictest33-21ksoftirqd/220:19:272
23896994710,8cyclictest33-21ksoftirqd/200:30:452
2389599472,43cyclictest0-21swapper/120:50:391
2389599471,3cyclictest25-21ksoftirqd/123:15:281
134491470,8ptp4l25752-21memory21:30:202
134491470,5ptp4l0-21swapper/219:07:502
134491470,4ptp4l0-21swapper/321:59:403
134491470,4ptp4l0-21swapper/020:54:480
134491470,3ptp4l0-21swapper/221:03:232
134491470,3ptp4l0-21swapper/000:27:500
2389699462,2cyclictest121rcu_preempt22:09:582
23896994620,6cyclictest33-21ksoftirqd/221:58:082
2389699461,3cyclictest121rcu_preempt19:37:592
2389699461,2cyclictest121rcu_preempt23:34:582
2389699460,2cyclictest121rcu_preempt23:48:582
2389699460,2cyclictest121rcu_preempt22:11:582
134491460,5ptp4l0-21swapper/319:06:403
134491460,4ptp4l0-21swapper/123:45:441
134491460,3ptp4l0-21swapper/119:17:321
23896994538,4cyclictest33-21ksoftirqd/220:55:282
23896994511,5cyclictest33-21ksoftirqd/222:30:232
134491450,9ptp4l0-21swapper/219:30:322
134491450,9ptp4l0-21swapper/021:46:490
134491450,4ptp4l13793-21diskstats22:15:151
134491450,3ptp4l0-21swapper/323:40:173
134491450,3ptp4l0-21swapper/100:21:211
134491450,11ptp4l0-21swapper/000:23:480
2389699443,4cyclictest0-21swapper/221:09:542
23896994410,5cyclictest33-21ksoftirqd/220:45:132
23895994415,28cyclictest0-21swapper/122:00:391
134491440,9ptp4l0-21swapper/222:00:062
134491440,5ptp4l2931-21users20:40:273
134491440,3ptp4l121rcu_preempt19:40:221
134491440,3ptp4l0-21swapper/323:30:273
134491440,17ptp4l0-21swapper/020:12:450
134491440,12ptp4l0-21swapper/220:20:132
134491440,11ptp4l0-21swapper/221:50:592
23896994332,3cyclictest33-21ksoftirqd/200:05:142
23896994318,6cyclictest33-21ksoftirqd/220:30:222
2389599432,39cyclictest2070-21kworker/1:023:05:181
2389599430,42cyclictest12950-21kworker/1:222:50:481
134491430,9ptp4l0-21swapper/220:39:482
134491430,6ptp4l26676-21apt-get20:25:142
134491430,6ptp4l0-21swapper/300:05:133
134491430,5ptp4l0-21swapper/319:15:123
134491430,4ptp4l32434-21df00:05:140
134491430,3ptp4l3827-21apt-get20:45:131
134491430,3ptp4l0-21swapper/122:34:221
134491430,2ptp4l0-21swapper/200:00:442
134491430,2ptp4l0-21swapper/200:00:442
134491430,2ptp4l0-21swapper/120:25:291
134491430,14ptp4l0-21swapper/122:43:481
134491430,14ptp4l0-21swapper/122:43:481
2389699423,8cyclictest33-21ksoftirqd/219:23:412
23896994236,3cyclictest33-21ksoftirqd/220:00:002
134491420,5ptp4l2019-21ps19:30:231
134491420,5ptp4l0-21swapper/020:05:130
134491420,4ptp4l29022-21users22:45:270
134491420,4ptp4l29022-21users22:45:270
134491420,4ptp4l23022-21diskstats22:35:140
134491420,4ptp4l22923-21df22:35:131
134491420,4ptp4l13768-21df23:25:140
134491420,4ptp4l13557-21apt-get23:25:121
134491420,4ptp4l11755-21iostat_ios22:10:181
134491420,4ptp4l0-21swapper/322:30:123
134491420,4ptp4l0-21swapper/023:32:540
134491420,4ptp4l0-21swapper/022:25:480
134491420,3ptp4l27349-21apt-get22:45:121
134491420,3ptp4l27349-21apt-get22:45:121
134491420,3ptp4l14220-21df_inode00:35:141
134491420,3ptp4l0-21swapper/121:45:171
134491420,3ptp4l0-21swapper/120:40:121
23896994135,3cyclictest33-21ksoftirqd/221:10:112
2389699411,2cyclictest121rcu_preempt00:35:582
2389599411,39cyclictest0-21swapper/119:57:191
2389599411,39cyclictest0-21swapper/119:26:381
134491410,5ptp4l1844-21/usr/sbin/munin21:50:100
134491410,5ptp4l15338-21/usr/sbin/munin21:10:193
134491410,5ptp4l0-21swapper/300:15:203
134491410,5ptp4l0-21swapper/123:50:141
134491410,4ptp4l852-21mailstats22:55:243
134491410,4ptp4l31040-21ntp_states00:00:220
134491410,4ptp4l31040-21ntp_states00:00:220
134491410,4ptp4l29924-21meminfo20:30:200
134491410,4ptp4l20899-21df23:40:130
134491410,4ptp4l13121-21ls00:30:261
134491410,4ptp4l11493-21diskstats22:10:140
134491410,4ptp4l0-21swapper/322:00:143
134491410,4ptp4l0-21swapper/220:06:422
134491410,4ptp4l0-21swapper/119:10:111
134491410,4ptp4l0-21swapper/100:05:151
134491410,4ptp4l0-21swapper/023:35:160
134491410,3ptp4l23789-21ls21:25:261
134491410,3ptp4l18465-21diskstats23:35:141
134491410,3ptp4l16249-21ntp_states20:00:200
134491410,3ptp4l15779-21hddtemp_smartct21:10:150
134491410,3ptp4l13052-21apt-get21:05:103
134491410,3ptp4l11688-21hddtemp_smartct23:20:181
134491410,3ptp4l0-21swapper/019:45:120
134491410,3ptp4l0-21swapper/019:45:120
23896994035,3cyclictest30849-21ps21:40:232
23896994034,3cyclictest33-21ksoftirqd/221:50:002
2389699402,8cyclictest0-21swapper/222:27:242
23894994035,3cyclictest9-21ksoftirqd/023:20:000
23894994035,3cyclictest9-21ksoftirqd/022:50:180
134491400,5ptp4l22224-21cat21:25:003
134491400,5ptp4l0-21swapper/321:50:243
134491400,5ptp4l0-21swapper/121:00:191
134491400,5ptp4l0-21swapper/022:55:280
134491400,5ptp4l0-21swapper/020:45:110
134491400,5ptp4l0-21swapper/019:50:140
134491400,4ptp4l23469-21grep20:15:273
134491400,4ptp4l18417-21df_inode22:25:161
134491400,4ptp4l0-21swapper/123:55:161
134491400,4ptp4l0-21swapper/122:05:171
134491400,4ptp4l0-21swapper/121:54:291
134491400,4ptp4l0-21swapper/121:20:251
134491400,4ptp4l0-21swapper/121:20:011
134491400,4ptp4l0-21swapper/120:35:581
134491400,4ptp4l0-21swapper/119:20:121
134491400,4ptp4l0-21swapper/100:11:081
134491400,4ptp4l0-21swapper/023:48:520
134491400,4ptp4l0-21swapper/023:00:370
134491400,4ptp4l0-21swapper/021:55:120
134491400,4ptp4l0-21swapper/021:31:220
134491400,4ptp4l0-21swapper/020:43:020
134491400,4ptp4l0-21swapper/019:33:350
134491400,4ptp4l0-21swapper/000:17:340
134491400,4ptp4l0-21swapper/000:11:540
134491400,3ptp4l8993-21iostat20:55:201
134491400,3ptp4l4258-21apt-get21:55:141
134491400,3ptp4l3110-21apt-get19:35:111
134491400,3ptp4l25299-21apt-get23:50:110
134491400,3ptp4l21081-21ntpq21:20:230
134491400,3ptp4l20687-21meminfo20:10:181
134491400,3ptp4l11054-21df_inode21:00:140
134491390,5ptp4l0-21swapper/323:38:053
134491390,4ptp4l0-21swapper/323:20:003
134491390,4ptp4l0-21swapper/322:50:063
134491390,4ptp4l0-21swapper/322:36:223
134491390,4ptp4l0-21swapper/321:35:283
134491390,4ptp4l0-21swapper/320:25:173
134491390,4ptp4l0-21swapper/319:35:193
134491390,4ptp4l0-21swapper/319:10:263
134491390,4ptp4l0-21swapper/300:35:103
134491390,4ptp4l0-21swapper/300:10:263
134491390,4ptp4l0-21swapper/221:25:282
134491390,4ptp4l0-21swapper/123:41:411
134491390,4ptp4l0-21swapper/122:57:271
134491390,4ptp4l0-21swapper/121:40:101
134491390,4ptp4l0-21swapper/121:35:121
134491390,4ptp4l0-21swapper/121:30:151
134491390,4ptp4l0-21swapper/121:11:531
134491390,4ptp4l0-21swapper/121:05:111
134491390,4ptp4l0-21swapper/120:20:031
134491390,4ptp4l0-21swapper/119:50:161
134491390,4ptp4l0-21swapper/100:27:241
134491390,4ptp4l0-21swapper/100:15:131
134491390,4ptp4l0-21swapper/023:55:220
134491390,4ptp4l0-21swapper/023:20:020
134491390,4ptp4l0-21swapper/023:10:220
134491390,4ptp4l0-21swapper/022:42:310
134491390,4ptp4l0-21swapper/022:42:310
134491390,4ptp4l0-21swapper/022:20:130
134491390,4ptp4l0-21swapper/021:08:100
134491390,4ptp4l0-21swapper/019:40:150
134491390,3ptp4l31206-21/usr/sbin/munin00:00:241
134491390,3ptp4l31206-21/usr/sbin/munin00:00:241
134491390,3ptp4l0-21swapper/320:45:093
134491390,3ptp4l0-21swapper/120:16:221
134491390,3ptp4l0-21swapper/022:00:180
134491390,2ptp4l25918-21ntp_states21:30:223
134491380,4ptp4l0-21swapper/323:58:303
134491380,4ptp4l0-21swapper/323:51:343
134491380,4ptp4l0-21swapper/322:48:423
134491380,4ptp4l0-21swapper/322:48:423
134491380,4ptp4l0-21swapper/322:40:223
134491380,4ptp4l0-21swapper/322:40:223
134491380,4ptp4l0-21swapper/322:21:393
134491380,4ptp4l0-21swapper/322:18:343
134491380,4ptp4l0-21swapper/322:10:593
134491380,4ptp4l0-21swapper/321:15:143
134491380,4ptp4l0-21swapper/320:54:583
134491380,4ptp4l0-21swapper/320:00:463
134491380,4ptp4l0-21swapper/319:47:363
134491380,4ptp4l0-21swapper/319:47:363
134491380,4ptp4l0-21swapper/319:40:143
134491380,4ptp4l0-21swapper/319:27:253
134491380,4ptp4l0-21swapper/319:23:423
134491380,4ptp4l0-21swapper/300:33:583
134491380,3ptp4l3493-21sed23:00:261
134491380,3ptp4l0-21swapper/321:29:073
134491380,3ptp4l0-21swapper/320:20:223
134491380,3ptp4l0-21swapper/123:30:161
23897993731,3cyclictest41-21ksoftirqd/322:25:013
134491370,4ptp4l0-21swapper/323:25:063
134491370,4ptp4l0-21swapper/323:10:543
134491370,4ptp4l0-21swapper/321:01:423
134491370,4ptp4l0-21swapper/320:37:333
134491370,4ptp4l0-21swapper/320:07:483
134491370,4ptp4l0-21swapper/319:50:143
134491370,4ptp4l0-21swapper/319:34:293
134491370,3ptp4l0-21swapper/323:00:233
134491370,3ptp4l0-21swapper/321:42:513
134491370,3ptp4l0-21swapper/320:56:233
134491360,3ptp4l0-21swapper/322:05:303
134491360,3ptp4l0-21swapper/300:25:483
134491340,3ptp4l0-21swapper/323:20:343
134491330,4ptp4l0-21swapper/323:09:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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