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2026-02-22 - 08:09
[ 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 rackdslot1.osadl.org (updated Sun Feb 22, 2026 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
818521400,6sleep3443699cyclictest21:35:183
48562870,4sleep20-21swapper/220:20:002
443699812,77cyclictest0-21swapper/322:10:203
443699740,61cyclictest8551-21seq19:16:403
443699732,68cyclictest17580-21irqrtprio23:05:183
443699730,28cyclictest10635-21cut00:00:163
443699701,25cyclictest25446-21mailstats23:20:243
443699700,28cyclictest1301-21snmpd23:35:143
443699691,25cyclictest20100-21tune2fs00:20:173
443699690,29cyclictest28722-21/usr/sbin/munin23:30:273
443699690,27cyclictest30019-21chrt20:04:163
443699680,25cyclictest2172-21taskset22:30:293
443699671,21cyclictest9601-21cpuspeed20:30:143
443699670,28cyclictest28671-21taskset00:39:363
4435996632,4cyclictest33-21ksoftirqd/220:00:012
4435996622,11cyclictest33-21ksoftirqd/222:20:002
4435996622,11cyclictest33-21ksoftirqd/222:20:002
443699642,20cyclictest0-21swapper/323:15:153
443699640,22cyclictest6727-21grep23:50:213
4435996431,3cyclictest33-21ksoftirqd/222:34:592
134491640,4ptp4l10020-21apt-get22:50:121
443699630,28cyclictest30070-21taskset22:21:553
443699630,22cyclictest9408-21grep19:20:123
443699621,24cyclictest32376-21cron20:09:593
443699621,22cyclictest134491ptp4l19:55:143
443699620,27cyclictest28874-21sed21:10:203
443699620,27cyclictest28874-21sed21:10:203
4435996228,6cyclictest33-21ksoftirqd/222:25:012
443699610,29cyclictest9744-21taskset22:49:433
443699610,29cyclictest20541-21taskset19:43:463
443699610,28cyclictest4801-21taskset21:28:553
443699610,28cyclictest18342-21taskset20:47:233
443699610,27cyclictest21156-21taskset23:12:393
443699610,25cyclictest15343-21cat21:50:213
443699610,24cyclictest31388-21irqstats21:15:173
443699602,19cyclictest0-21swapper/322:00:273
443699601,30cyclictest15085-21ntp_states19:30:213
443699601,28cyclictest26315-21taskset00:33:523
443699601,28cyclictest18067-21taskset19:36:543
443699601,28cyclictest18067-21taskset19:36:543
443699600,28cyclictest25172-21taskset19:54:083
443699600,27cyclictest20682-21taskset20:52:503
443699600,27cyclictest13733-21taskset20:37:333
443699600,25cyclictest26932-21if_enp1s023:25:173
4435996030,5cyclictest33-21ksoftirqd/200:15:562
4435996030,3cyclictest33-21ksoftirqd/200:25:212
4435996029,5cyclictest33-21ksoftirqd/219:44:182
4435996024,10cyclictest33-21ksoftirqd/222:45:242
4435996023,4cyclictest33-21ksoftirqd/220:05:002
134491600,3ptp4l0-21swapper/221:23:122
443699592,23cyclictest0-21swapper/320:40:203
443699591,22cyclictest13748-21unixbench_singl21:45:283
443699590,29cyclictest9013-21taskset20:26:463
443699590,28cyclictest5310-21taskset23:49:123
443699590,28cyclictest19390-21taskset00:18:533
443699590,27cyclictest25674-21taskset21:04:483
443699590,19cyclictest448-21dbus-daemon21:20:243
4435995929,4cyclictest33-21ksoftirqd/220:54:082
4435995928,7cyclictest33-21ksoftirqd/221:37:152
134491590,4ptp4l0-21swapper/222:00:052
134491590,4ptp4l0-21swapper/122:20:331
134491590,4ptp4l0-21swapper/021:35:000
443699580,28cyclictest22904-21taskset19:49:333
443699580,27cyclictest14107-21taskset22:56:023
4435995824,4cyclictest33-21ksoftirqd/222:58:252
4435995823,3cyclictest33-21ksoftirqd/200:08:132
443699570,29cyclictest14435-21seq00:07:163
443699570,27cyclictest23228-21taskset22:07:563
443699570,27cyclictest13463-21taskset19:27:293
4435995728,3cyclictest33-21ksoftirqd/219:45:142
4435995726,4cyclictest33-21ksoftirqd/219:16:102
4435995725,4cyclictest33-21ksoftirqd/221:09:392
4435995725,4cyclictest33-21ksoftirqd/220:45:232
4435995720,7cyclictest33-21ksoftirqd/221:05:002
134491570,4ptp4l0-21swapper/000:08:160
134491570,3ptp4l0-21swapper/121:48:321
443699560,28cyclictest4321-21taskset20:15:583
443699560,28cyclictest12047-21taskset22:54:453
4435995627,3cyclictest33-21ksoftirqd/219:50:152
4435995624,8cyclictest33-21ksoftirqd/223:06:002
4435995622,7cyclictest33-21ksoftirqd/222:10:242
4435995622,5cyclictest33-21ksoftirqd/219:35:152
4435995622,5cyclictest33-21ksoftirqd/219:35:152
4435995622,3cyclictest33-21ksoftirqd/220:55:272
4435995621,5cyclictest33-21ksoftirqd/200:40:002
134491560,3ptp4l0-21swapper/021:00:110
443699555,26cyclictest15692-21cat23:00:213
443699550,29cyclictest6299-21seq19:12:193
4435995526,4cyclictest33-21ksoftirqd/221:25:202
4435995526,3cyclictest33-21ksoftirqd/220:40:232
4435995526,3cyclictest33-21ksoftirqd/200:00:272
4435995524,5cyclictest33-21ksoftirqd/223:40:012
4435995524,3cyclictest33-21ksoftirqd/200:12:292
4435995523,4cyclictest33-21ksoftirqd/222:30:002
4435995521,5cyclictest33-21ksoftirqd/220:29:042
4435995519,6cyclictest33-21ksoftirqd/221:10:202
4435995519,6cyclictest33-21ksoftirqd/221:10:202
4435995519,5cyclictest33-21ksoftirqd/223:50:002
134491550,4ptp4l0-21swapper/123:42:371
134491550,3ptp4l0-21swapper/023:35:190
4435995425,4cyclictest33-21ksoftirqd/223:25:272
4435995424,5cyclictest33-21ksoftirqd/219:10:202
4435995424,4cyclictest33-21ksoftirqd/220:06:282
4435995421,6cyclictest33-21ksoftirqd/223:04:592
4435995419,5cyclictest33-21ksoftirqd/200:20:232
134491540,4ptp4l0-21swapper/123:57:131
134491540,4ptp4l0-21swapper/100:37:171
443699530,28cyclictest7105-21taskset22:41:013
4435995324,4cyclictest33-21ksoftirqd/223:15:262
4435995321,6cyclictest33-21ksoftirqd/222:40:162
4435995320,5cyclictest33-21ksoftirqd/221:45:012
4435995319,4cyclictest33-21ksoftirqd/222:36:122
134491530,4ptp4l0-21swapper/023:52:210
134491530,3ptp4l0-21swapper/022:45:000
443699520,31cyclictest17138-21seq00:14:353
443699520,26cyclictest9620-21runrttasks23:55:293
4435995219,6cyclictest33-21ksoftirqd/223:20:132
4435995218,6cyclictest33-21ksoftirqd/219:35:002
4435995218,5cyclictest33-21ksoftirqd/221:45:262
4435995218,5cyclictest33-21ksoftirqd/220:15:002
134491520,4ptp4l0-21swapper/119:49:251
134491520,4ptp4l0-21swapper/019:09:330
134491520,4ptp4l0-21swapper/000:18:360
134491520,3ptp4l0-21swapper/122:40:161
134491520,3ptp4l0-21swapper/122:02:461
134491520,3ptp4l0-21swapper/021:56:040
134491520,3ptp4l0-21swapper/020:14:400
4435995123,6cyclictest33-21ksoftirqd/221:50:272
4435995121,4cyclictest33-21ksoftirqd/221:15:182
4435995120,6cyclictest33-21ksoftirqd/223:10:152
4435995119,6cyclictest33-21ksoftirqd/222:50:212
4435995117,5cyclictest33-21ksoftirqd/221:30:192
4435995115,6cyclictest33-21ksoftirqd/223:50:272
134491510,9ptp4l0-21swapper/123:32:571
134491510,4ptp4l0-21swapper/220:22:222
134491510,4ptp4l0-21swapper/122:34:211
134491510,4ptp4l0-21swapper/000:25:580
134491510,3ptp4l0-21swapper/122:05:391
134491510,3ptp4l0-21swapper/119:19:331
134491510,18ptp4l25-21ksoftirqd/121:52:131
443699500,27cyclictest18574-21taskset21:57:373
443699500,26cyclictest23840-21runrttasks00:26:463
443699500,25cyclictest11462-21runrttasks21:40:383
4435995022,3cyclictest33-21ksoftirqd/219:25:262
4435995021,3cyclictest33-21ksoftirqd/223:55:182
4435995014,7cyclictest33-21ksoftirqd/221:55:202
134491500,4ptp4l0-21swapper/022:12:380
134491500,4ptp4l0-21swapper/019:13:060
134491500,3ptp4l0-21swapper/023:49:530
4435994920,6cyclictest33-21ksoftirqd/220:35:152
134491490,4ptp4l0-21swapper/123:25:461
134491490,4ptp4l0-21swapper/122:58:191
134491490,4ptp4l0-21swapper/100:33:251
134491490,4ptp4l0-21swapper/100:14:501
134491490,4ptp4l0-21swapper/020:06:550
134491490,3ptp4l0-21swapper/119:59:351
134491490,3ptp4l0-21swapper/022:02:200
443699480,28cyclictest4674-21seq22:37:223
4435994818,5cyclictest33-21ksoftirqd/220:35:002
134491480,4ptp4l0-21swapper/023:15:330
134491480,3ptp4l0-21swapper/023:20:360
134491480,3ptp4l0-21swapper/021:48:170
134491480,3ptp4l0-21swapper/019:23:180
134491480,15ptp4l25-21ksoftirqd/100:21:021
134491480,10ptp4l0-21swapper/119:05:111
443699470,31cyclictest27768-21chrt21:07:153
443699470,24cyclictest6830-21runrttasks21:30:303
443599472,6cyclictest0-21swapper/223:33:092
4435994723,6cyclictest33-21ksoftirqd/219:20:242
4435994714,5cyclictest33-21ksoftirqd/223:40:182
134491470,3ptp4l0-21swapper/023:08:170
134491460,4ptp4l0-21swapper/000:39:570
134491460,3ptp4l121rcu_preempt19:25:181
134491460,3ptp4l0-21swapper/000:20:330
134491460,16ptp4l25-21ksoftirqd/119:41:561
134491450,4ptp4l0-21swapper/123:45:051
134491450,4ptp4l0-21swapper/119:50:121
134491450,4ptp4l0-21swapper/022:52:430
134491450,3ptp4l0-21swapper/100:19:481
134491450,3ptp4l0-21swapper/022:44:570
134491450,2ptp4l0-21swapper/022:55:270
443599441,3cyclictest29779-21kworker/2:022:05:342
134491440,9ptp4l0-21swapper/021:37:480
134491440,5ptp4l0-21swapper/019:50:120
134491440,4ptp4l16503-21apt-get20:45:120
134491440,4ptp4l0-21swapper/320:10:233
134491440,4ptp4l0-21swapper/122:38:161
134491440,3ptp4l0-21swapper/120:13:061
134491440,3ptp4l0-21swapper/023:40:140
134491440,12ptp4l0-21swapper/019:38:590
134491440,12ptp4l0-21swapper/019:38:590
134491440,10ptp4l0-21swapper/000:03:050
4435994316,8cyclictest33-21ksoftirqd/200:35:002
134491430,7ptp4l0-21swapper/022:22:340
134491430,5ptp4l0-21swapper/019:15:130
134491430,4ptp4l0-21swapper/121:22:331
134491430,4ptp4l0-21swapper/020:40:370
443699420,27cyclictest27796-21taskset22:17:313
443699420,27cyclictest27796-21taskset22:17:313
443699420,26cyclictest2822-21taskset23:41:573
134491420,5ptp4l0-21swapper/020:55:210
134491420,5ptp4l0-21swapper/020:00:250
134491420,4ptp4l31138-21iostat22:25:181
134491420,4ptp4l21106-21apt-get20:55:123
134491420,4ptp4l18803-21apt-get20:50:121
134491420,4ptp4l0-21swapper/023:30:560
134491420,4ptp4l0-21swapper/023:28:300
134491420,4ptp4l0-21swapper/021:10:440
134491420,4ptp4l0-21swapper/021:10:440
134491420,4ptp4l0-21swapper/020:30:420
4434994136,2cyclictest25-21ksoftirqd/119:34:591
134491410,6ptp4l26003-21ls22:15:130
134491410,6ptp4l26003-21ls22:15:130
134491410,5ptp4l32404-21apt20:09:591
134491410,5ptp4l0-21swapper/100:25:161
134491410,5ptp4l0-21swapper/023:10:360
134491410,4ptp4l0-21swapper/122:45:271
134491410,4ptp4l0-21swapper/120:57:441
134491410,4ptp4l0-21swapper/119:10:011
134491410,4ptp4l0-21swapper/022:30:360
134491410,4ptp4l0-21swapper/021:07:360
134491410,4ptp4l0-21swapper/019:25:480
134491410,3ptp4l30573-21apt-get22:25:133
134491410,3ptp4l0-21swapper/120:31:131
4434994034,3cyclictest25-21ksoftirqd/123:20:131
134491400,5ptp4l0-21swapper/320:20:103
134491400,5ptp4l0-21swapper/021:40:220
134491400,4ptp4l17347-21irqstats20:45:181
134491400,4ptp4l12780-21memory20:35:201
134491400,4ptp4l0-21swapper/123:35:231
134491400,4ptp4l0-21swapper/121:58:511
134491400,4ptp4l0-21swapper/121:00:031
134491400,4ptp4l0-21swapper/120:18:301
134491400,4ptp4l0-21swapper/100:00:121
134491400,4ptp4l0-21swapper/023:03:210
134491400,4ptp4l0-21swapper/022:05:230
134491400,4ptp4l0-21swapper/021:25:480
134491400,4ptp4l0-21swapper/021:19:210
134491400,4ptp4l0-21swapper/020:24:230
134491400,4ptp4l0-21swapper/019:44:060
134491400,4ptp4l0-21swapper/019:30:260
134491400,3ptp4l25247-21apt-get19:55:030
134491390,5ptp4l0-21swapper/121:27:311
134491390,5ptp4l0-21swapper/121:05:111
134491390,4ptp4l30991-21fschecks_time22:25:150
134491390,4ptp4l0-21swapper/123:15:301
134491390,4ptp4l0-21swapper/123:08:241
134491390,4ptp4l0-21swapper/122:17:111
134491390,4ptp4l0-21swapper/122:17:111
134491390,4ptp4l0-21swapper/122:12:441
134491390,4ptp4l0-21swapper/121:14:101
134491390,4ptp4l0-21swapper/121:14:101
134491390,4ptp4l0-21swapper/120:40:281
134491390,4ptp4l0-21swapper/120:02:331
134491390,4ptp4l0-21swapper/119:20:221
134491390,4ptp4l0-21swapper/100:05:231
134491390,4ptp4l0-21swapper/023:55:200
134491390,4ptp4l0-21swapper/022:35:180
134491390,4ptp4l0-21swapper/020:51:520
134491390,4ptp4l0-21swapper/020:35:220
134491390,4ptp4l0-21swapper/020:28:330
134491390,4ptp4l0-21swapper/020:16:090
134491390,4ptp4l0-21swapper/019:48:270
134491390,4ptp4l0-21swapper/000:32:580
134491390,4ptp4l0-21swapper/000:11:090
134491390,3ptp4l7738-21df_inode21:35:141
134491390,3ptp4l32116-21ls21:15:271
134491390,3ptp4l1294-21irqstats21:20:190
134491390,3ptp4l0-21swapper/021:52:000
134491380,4ptp4l0-21swapper/123:10:161
134491380,4ptp4l0-21swapper/121:40:191
134491380,4ptp4l0-21swapper/120:28:031
134491380,4ptp4l0-21swapper/120:20:181
134491380,4ptp4l0-21swapper/119:37:221
134491380,4ptp4l0-21swapper/119:37:221
134491380,3ptp4l6880-21taskset23:50:241
134491380,3ptp4l0-21swapper/121:31:341
134491370,3ptp4l0-21swapper/123:04:201
46198280,5rtkit-daemon0-21swapper/219:08:372
25982172,9sleep32663-21iostat_ios19:05:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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