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2026-01-14 - 19:13
[ 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 Jan 14, 2026 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2628421760,7sleep00-21swapper/007:05:240
134491700,3ptp4l15994-21iostat_ios11:25:180
134491670,5ptp4l0-21swapper/008:25:120
134491650,3ptp4l6522-21iostat_ios09:55:170
134491640,3ptp4l22411-21diskstats10:30:140
80162620,6sleep38001-21cron10:00:003
134491620,4ptp4l15522-21users07:50:370
134491610,4ptp4l28347-21ntpq07:10:230
134491610,4ptp4l23063-21apt-get08:10:120
134491610,4ptp4l0-21swapper/109:20:171
2721199607,7cyclictest0-21swapper/211:30:282
134491600,3ptp4l0-21swapper/010:20:130
2721199587,7cyclictest0-21swapper/211:15:172
2721199587,6cyclictest0-21swapper/208:20:262
134491580,4ptp4l16597-21apt-get09:05:121
134491580,4ptp4l0-21swapper/212:34:222
134491580,4ptp4l0-21swapper/108:56:041
2721199578,6cyclictest0-21swapper/210:35:212
2721199577,6cyclictest0-21swapper/209:10:202
134491570,4ptp4l0-21swapper/008:21:520
134491570,3ptp4l0-21swapper/010:43:470
134491570,3ptp4l0-21swapper/007:57:560
2721199568,11cyclictest0-21swapper/208:45:272
2721199567,6cyclictest0-21swapper/210:50:132
2721199567,6cyclictest0-21swapper/210:20:262
2721199567,6cyclictest0-21swapper/209:45:342
2721199567,6cyclictest0-21swapper/208:50:152
2721199567,6cyclictest0-21swapper/208:25:202
249812560,7sleep12721099cyclictest10:35:161
134491560,4ptp4l0-21swapper/207:05:172
72742550,5sleep341-21ksoftirqd/311:05:243
2721199557,6cyclictest0-21swapper/210:05:222
2721199557,6cyclictest0-21swapper/207:30:162
2721199557,6cyclictest0-21swapper/207:10:282
2721199557,12cyclictest0-21swapper/207:40:142
134491550,5ptp4l0-21swapper/107:06:321
134491550,4ptp4l0-21swapper/212:13:482
134491550,4ptp4l0-21swapper/107:30:151
134491550,4ptp4l0-21swapper/010:45:180
2721199548,7cyclictest0-21swapper/210:25:272
2721199548,6cyclictest0-21swapper/212:35:122
2721199548,6cyclictest0-21swapper/208:15:272
2721199547,6cyclictest0-21swapper/209:05:172
2721199547,6cyclictest0-21swapper/207:55:502
2721199547,12cyclictest0-21swapper/211:50:152
2721199547,12cyclictest0-21swapper/211:50:152
2721199547,11cyclictest0-21swapper/211:35:132
2721199547,11cyclictest0-21swapper/209:15:152
2721199547,10cyclictest0-21swapper/212:15:262
2721199544,6cyclictest0-21swapper/211:25:262
134491540,4ptp4l0-21swapper/009:25:230
2721199537,6cyclictest0-21swapper/209:59:502
2721199537,6cyclictest0-21swapper/209:50:172
2721199537,6cyclictest0-21swapper/209:20:262
2721199537,11cyclictest0-21swapper/210:10:182
2721199536,6cyclictest0-21swapper/210:45:122
2721199536,6cyclictest0-21swapper/210:00:212
134491530,4ptp4l0-21swapper/112:07:061
134491530,4ptp4l0-21swapper/012:25:220
2721199527,7cyclictest0-21swapper/212:05:212
2721199527,7cyclictest0-21swapper/210:32:092
2721199527,11cyclictest0-21swapper/211:40:222
2721199527,10cyclictest0-21swapper/208:40:172
2721199526,6cyclictest0-21swapper/211:24:352
134491520,4ptp4l0-21swapper/110:22:321
134491520,4ptp4l0-21swapper/008:38:200
134491520,3ptp4l0-21swapper/110:45:251
134491520,3ptp4l0-21swapper/011:17:060
134491520,3ptp4l0-21swapper/010:25:250
2721199517,6cyclictest0-21swapper/212:25:232
2721199517,6cyclictest0-21swapper/208:35:112
2721199516,6cyclictest0-21swapper/208:08:222
2721199513,6cyclictest26736-21cpu10:40:112
2721199513,25cyclictest0-21swapper/211:56:322
134491510,4ptp4l0-21swapper/211:01:222
134491510,4ptp4l0-21swapper/111:04:121
134491510,4ptp4l0-21swapper/010:16:100
134491510,4ptp4l0-21swapper/009:24:090
134491510,12ptp4l0-21swapper/109:56:251
134491510,12ptp4l0-21swapper/011:23:590
2721199507,6cyclictest0-21swapper/211:05:192
2721199507,6cyclictest0-21swapper/209:00:202
2721199505,5cyclictest0-21swapper/208:56:562
272022500,4sleep233-21ksoftirqd/209:25:252
134491500,4ptp4l0-21swapper/308:22:483
134491500,4ptp4l0-21swapper/308:15:163
134491500,4ptp4l0-21swapper/111:15:571
134491500,4ptp4l0-21swapper/109:38:561
134491500,4ptp4l0-21swapper/107:42:361
134491500,4ptp4l0-21swapper/010:59:590
134491500,4ptp4l0-21swapper/008:58:480
134491500,4ptp4l0-21swapper/007:45:160
134491500,4ptp4l0-21swapper/007:16:480
134491500,3ptp4l0-21swapper/109:49:511
134491500,3ptp4l0-21swapper/008:15:230
2721199493,7cyclictest33-21ksoftirqd/207:45:172
134491490,4ptp4l0-21swapper/112:28:161
134491490,4ptp4l0-21swapper/108:36:531
134491490,4ptp4l0-21swapper/010:53:360
134491490,4ptp4l0-21swapper/010:01:100
134491490,3ptp4l0-21swapper/109:52:321
134491490,3ptp4l0-21swapper/109:26:501
134491490,3ptp4l0-21swapper/012:13:460
134491490,3ptp4l0-21swapper/010:09:470
134491490,10ptp4l0-21swapper/110:55:541
2721199482,6cyclictest0-21swapper/208:00:242
134491480,4ptp4l0-21swapper/009:16:240
134491480,3ptp4l0-21swapper/012:16:210
2721199477,6cyclictest0-21swapper/212:00:242
134491470,4ptp4l0-21swapper/010:13:340
134491470,4ptp4l0-21swapper/009:35:010
134491470,4ptp4l0-21swapper/008:45:370
134491470,3ptp4l0-21swapper/112:22:521
134491470,3ptp4l0-21swapper/112:22:521
134491470,3ptp4l0-21swapper/112:15:001
134491470,3ptp4l0-21swapper/107:24:051
134491470,3ptp4l0-21swapper/009:50:240
134491470,3ptp4l0-21swapper/009:40:200
134491470,2ptp4l121rcu_preempt11:05:231
2721199467,6cyclictest0-21swapper/211:11:162
27211994636,7cyclictest28584-21sort09:35:002
134491460,4ptp4l0-21swapper/011:32:460
134491460,3ptp4l0-21swapper/108:05:451
134491460,3ptp4l0-21swapper/011:53:420
134491460,3ptp4l0-21swapper/011:53:420
134491460,3ptp4l0-21swapper/011:41:200
2721199457,12cyclictest0-21swapper/207:20:182
2721199453,7cyclictest0-21swapper/207:50:302
27210994529,4cyclictest25-21ksoftirqd/111:10:191
134491450,9ptp4l0-21swapper/009:09:140
134491450,4ptp4l0-21swapper/111:44:021
134491450,4ptp4l0-21swapper/109:41:431
134491450,4ptp4l0-21swapper/109:01:071
134491450,4ptp4l0-21swapper/107:19:281
134491450,3ptp4l121rcu_preempt11:45:090
134491450,3ptp4l0-21swapper/112:02:071
134491450,3ptp4l0-21swapper/111:38:491
2721199443,6cyclictest0-21swapper/209:36:302
134491440,6ptp4l0-21swapper/307:59:463
134491440,4ptp4l0-21swapper/110:40:251
134491440,3ptp4l0-21swapper/207:39:542
134491440,3ptp4l0-21swapper/207:27:532
134491440,3ptp4l0-21swapper/011:55:290
134491440,3ptp4l0-21swapper/009:45:450
2721199432,24cyclictest0-21swapper/211:49:502
134491430,9ptp4l0-21swapper/210:57:462
134491430,9ptp4l0-21swapper/011:07:060
134491430,5ptp4l0-21swapper/310:00:103
134491430,4ptp4l0-21swapper/007:20:150
134491430,3ptp4l0-21swapper/108:02:261
134491430,3ptp4l0-21swapper/012:05:560
134491430,3ptp4l0-21swapper/011:01:180
2721199422,5cyclictest33-21ksoftirqd/208:31:202
27210994237,3cyclictest25-21ksoftirqd/107:40:011
134491420,7ptp4l0-21swapper/307:09:593
134491420,4ptp4l1768-21apt-get07:25:123
134491420,4ptp4l0-21swapper/112:11:111
134491420,4ptp4l0-21swapper/111:56:491
134491420,4ptp4l0-21swapper/110:27:401
134491420,3ptp4l121rcu_preempt08:30:230
134491420,3ptp4l0-21swapper/108:43:061
2721199412,6cyclictest0-21swapper/209:40:192
134491410,9ptp4l0-21swapper/312:33:573
134491410,5ptp4l0-21swapper/308:30:143
134491410,5ptp4l0-21swapper/308:10:203
134491410,5ptp4l0-21swapper/307:40:113
134491410,4ptp4l8208-21ls07:35:290
134491410,4ptp4l23909-21irqstats08:10:181
134491410,4ptp4l21624-21hddtemp_smartct09:15:141
134491410,4ptp4l12489-21memory07:45:211
134491410,4ptp4l10402-21meminfo08:50:181
134491410,4ptp4l0-21swapper/307:34:193
134491410,4ptp4l0-21swapper/110:05:501
134491410,4ptp4l0-21swapper/011:13:170
134491410,3ptp4l1619-21ls08:30:281
2721199405,9cyclictest0-21swapper/207:17:462
134491400,5ptp4l0-21swapper/307:20:073
134491400,5ptp4l0-21swapper/210:15:132
134491400,4ptp4l8482-21df10:00:121
134491400,4ptp4l17449-21/usr/sbin/munin07:55:251
134491400,4ptp4l0-21swapper/312:35:143
134491400,4ptp4l0-21swapper/009:13:240
134491400,4ptp4l0-21swapper/007:40:120
134491400,3ptp4l4795-21apt-get08:40:130
134491400,3ptp4l22266-21ls08:05:260
134491400,3ptp4l15182-21apt-get12:35:041
134491400,10ptp4l0-21swapper/112:34:401
134491390,5ptp4l0-21swapper/312:10:103
134491390,5ptp4l0-21swapper/310:25:183
134491390,5ptp4l0-21swapper/307:46:193
134491390,5ptp4l0-21swapper/008:00:240
134491390,4ptp4l31862-21if_enp4s010:50:161
134491390,4ptp4l16743-21ntpq12:35:200
134491390,4ptp4l1301-21snmpd08:26:503
134491390,4ptp4l0-21swapper/311:58:393
134491390,4ptp4l0-21swapper/310:40:243
134491390,4ptp4l0-21swapper/310:36:163
134491390,4ptp4l0-21swapper/309:35:233
134491390,4ptp4l0-21swapper/308:59:263
134491390,4ptp4l0-21swapper/111:49:061
134491390,4ptp4l0-21swapper/111:28:481
134491390,4ptp4l0-21swapper/111:20:191
134491390,4ptp4l0-21swapper/110:10:161
134491390,4ptp4l0-21swapper/109:34:151
134491390,4ptp4l0-21swapper/108:25:271
134491390,4ptp4l0-21swapper/107:52:151
134491390,4ptp4l0-21swapper/012:33:460
134491390,4ptp4l0-21swapper/010:36:210
134491390,4ptp4l0-21swapper/009:00:120
134491390,4ptp4l0-21swapper/007:30:270
134491390,3ptp4l28190-21meminfo07:10:191
134491390,3ptp4l2774-21meminfo07:25:190
134491390,3ptp4l27528-21iostat_ios11:50:181
134491390,3ptp4l27528-21iostat_ios11:50:181
134491390,3ptp4l2670-21irqstats07:25:191
134491390,3ptp4l19399-21users11:30:291
46198380,4rtkit-daemon19056-21sed10:20:263
134491380,4ptp4l2721299cyclictest12:23:263
134491380,4ptp4l2721299cyclictest12:23:263
134491380,4ptp4l0-21swapper/312:25:203
134491380,4ptp4l0-21swapper/311:40:133
134491380,4ptp4l0-21swapper/311:24:423
134491380,4ptp4l0-21swapper/311:10:203
134491380,4ptp4l0-21swapper/311:01:223
134491380,4ptp4l0-21swapper/310:55:273
134491380,4ptp4l0-21swapper/310:50:143
134491380,4ptp4l0-21swapper/310:34:423
134491380,4ptp4l0-21swapper/310:16:063
134491380,4ptp4l0-21swapper/310:06:383
134491380,4ptp4l0-21swapper/309:50:093
134491380,4ptp4l0-21swapper/309:34:173
134491380,4ptp4l0-21swapper/309:22:013
134491380,4ptp4l0-21swapper/309:16:483
134491380,4ptp4l0-21swapper/309:13:163
134491380,4ptp4l0-21swapper/309:04:443
134491380,4ptp4l0-21swapper/308:40:283
134491380,4ptp4l0-21swapper/308:35:103
134491380,4ptp4l0-21swapper/212:20:322
134491380,4ptp4l0-21swapper/212:20:322
134491380,4ptp4l0-21swapper/208:10:332
134491380,4ptp4l0-21swapper/110:30:251
134491380,4ptp4l0-21swapper/110:15:291
134491380,4ptp4l0-21swapper/108:45:431
134491380,4ptp4l0-21swapper/108:15:291
134491380,4ptp4l0-21swapper/012:00:250
134491380,4ptp4l0-21swapper/009:32:170
134491380,4ptp4l0-21swapper/008:51:500
134491380,3ptp4l19100-21df09:10:111
134491380,3ptp4l0-21swapper/309:45:143
134491380,3ptp4l0-21swapper/011:35:230
134491370,5ptp4l0-21swapper/309:40:243
134491370,4ptp4l18059-21grep11:30:143
134491370,4ptp4l0-21swapper/312:02:173
134491370,4ptp4l0-21swapper/310:45:183
134491370,4ptp4l0-21swapper/308:54:333
134491370,4ptp4l0-21swapper/307:51:253
134491370,3ptp4l18445-21/usr/sbin/munin08:00:223
134491370,3ptp4l0-21swapper/311:53:543
134491370,3ptp4l0-21swapper/311:53:543
134491370,3ptp4l0-21swapper/311:27:263
134491370,3ptp4l0-21swapper/311:15:473
134491370,3ptp4l0-21swapper/309:05:203
134491370,3ptp4l0-21swapper/307:16:403
134491370,3ptp4l0-21swapper/108:20:381
134491370,3ptp4l0-21swapper/012:20:170
134491370,3ptp4l0-21swapper/012:20:170
134491360,4ptp4l0-21swapper/312:16:043
134491360,4ptp4l0-21swapper/311:45:103
134491360,4ptp4l0-21swapper/308:47:293
134491360,4ptp4l0-21swapper/308:06:143
134491360,4ptp4l0-21swapper/307:10:003
134491360,3ptp4l0-21swapper/312:05:203
134491360,3ptp4l0-21swapper/307:35:263
134491350,3ptp4l0-21swapper/311:35:133
134491350,3ptp4l0-21swapper/309:27:353
134491340,3ptp4l0-21swapper/310:12:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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