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2026-02-17 - 18:24
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Feb 17, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1314421470,5sleep12930799cyclictest08:50:261
485021400,5sleep22930899cyclictest08:35:162
2165621380,4sleep02930699cyclictest08:00:200
2930899762,2cyclictest0-21swapper/209:35:292
29309996635,6cyclictest41-21ksoftirqd/312:20:003
29309996633,3cyclictest41-21ksoftirqd/311:20:013
29309996632,8cyclictest41-21ksoftirqd/312:20:133
134491650,4ptp4l0-21swapper/011:30:280
134491650,2ptp4l0-21swapper/112:30:231
29309996431,6cyclictest41-21ksoftirqd/309:50:163
29309996429,3cyclictest41-21ksoftirqd/310:10:283
29309996334,4cyclictest41-21ksoftirqd/312:25:273
29309996331,6cyclictest41-21ksoftirqd/307:35:213
2930999632,17cyclictest0-21swapper/311:56:583
29309996233,7cyclictest41-21ksoftirqd/307:45:283
29309996231,6cyclictest41-21ksoftirqd/309:35:183
29309996231,3cyclictest41-21ksoftirqd/307:32:133
29309996230,8cyclictest41-21ksoftirqd/310:25:273
29309996230,4cyclictest41-21ksoftirqd/309:40:253
29309996229,3cyclictest41-21ksoftirqd/308:05:203
29309996227,4cyclictest41-21ksoftirqd/308:20:213
2930999622,22cyclictest0-21swapper/310:05:593
29309996138,3cyclictest41-21ksoftirqd/308:30:173
29309996129,7cyclictest41-21ksoftirqd/311:00:193
134491610,4ptp4l0-21swapper/208:10:232
29309996033,7cyclictest41-21ksoftirqd/308:35:203
29309996032,3cyclictest41-21ksoftirqd/311:20:163
29309996026,8cyclictest41-21ksoftirqd/310:20:173
134491600,4ptp4l0-21swapper/212:10:162
134491600,4ptp4l0-21swapper/211:36:582
29309995931,7cyclictest41-21ksoftirqd/312:35:003
29309995925,8cyclictest41-21ksoftirqd/309:20:153
29309995921,8cyclictest41-21ksoftirqd/309:02:543
29309995920,7cyclictest41-21ksoftirqd/312:00:423
134491590,4ptp4l31519-21ps10:40:232
134491590,3ptp4l0-21swapper/212:08:102
29309995829,6cyclictest41-21ksoftirqd/308:49:593
29309995829,3cyclictest41-21ksoftirqd/307:55:173
29309995828,6cyclictest41-21ksoftirqd/310:50:013
29309995828,6cyclictest41-21ksoftirqd/310:50:013
29309995827,6cyclictest41-21ksoftirqd/309:55:293
29309995824,7cyclictest41-21ksoftirqd/312:38:223
134491580,4ptp4l0-21swapper/008:10:570
134491580,3ptp4l14821-21apt-get12:25:130
134491580,3ptp4l0-21swapper/109:43:211
29309995730,6cyclictest41-21ksoftirqd/308:52:193
29309995729,6cyclictest41-21ksoftirqd/311:10:153
29309995724,9cyclictest41-21ksoftirqd/310:40:243
134491570,3ptp4l0-21swapper/110:55:261
134491570,3ptp4l0-21swapper/108:24:541
29309995627,6cyclictest41-21ksoftirqd/311:45:323
29309995627,6cyclictest41-21ksoftirqd/311:45:323
29309995627,3cyclictest41-21ksoftirqd/311:25:273
29309995625,4cyclictest41-21ksoftirqd/310:55:173
29309995619,8cyclictest41-21ksoftirqd/309:47:323
29309995617,7cyclictest41-21ksoftirqd/307:54:153
29306995621,4cyclictest9-21ksoftirqd/009:45:000
58852550,5sleep10-21swapper/109:45:191
29309995528,4cyclictest41-21ksoftirqd/308:15:263
29309995528,4cyclictest41-21ksoftirqd/308:15:263
29309995526,7cyclictest41-21ksoftirqd/311:40:183
29309995526,6cyclictest41-21ksoftirqd/312:05:183
29309995523,8cyclictest41-21ksoftirqd/308:00:153
29309995518,7cyclictest41-21ksoftirqd/309:15:003
29309995518,3cyclictest41-21ksoftirqd/311:35:273
29309995517,8cyclictest41-21ksoftirqd/308:40:073
2930899552,2cyclictest0-21swapper/210:34:282
161832550,4sleep016182-21latency_hist09:00:010
134491550,3ptp4l0-21swapper/212:32:222
134491550,3ptp4l0-21swapper/108:30:261
134491550,3ptp4l0-21swapper/009:35:010
134491550,3ptp4l0-21swapper/009:25:180
134491550,2ptp4l0-21swapper/107:35:161
29309995423,7cyclictest41-21ksoftirqd/310:00:163
29309995423,7cyclictest41-21ksoftirqd/310:00:163
29309995422,8cyclictest41-21ksoftirqd/307:40:273
29309995419,6cyclictest41-21ksoftirqd/309:05:193
134491540,3ptp4l0-21swapper/008:45:250
29309995322,8cyclictest41-21ksoftirqd/307:20:013
29309995319,7cyclictest41-21ksoftirqd/307:22:423
29308995321,29cyclictest19777-21iostat_ios11:25:192
29306995321,5cyclictest9-21ksoftirqd/010:15:270
134491530,10ptp4l0-21swapper/111:52:321
2930999523,8cyclictest41-21ksoftirqd/311:30:463
2930999522,6cyclictest0-21swapper/309:25:143
29309995221,8cyclictest41-21ksoftirqd/308:25:193
29309995221,4cyclictest41-21ksoftirqd/307:10:183
29309995220,8cyclictest41-21ksoftirqd/311:50:223
29309995217,7cyclictest41-21ksoftirqd/310:50:193
134491520,5ptp4l0-21swapper/210:14:492
134491520,4ptp4l0-21swapper/008:51:220
134491520,4ptp4l0-21swapper/007:26:220
134491520,3ptp4l0-21swapper/012:15:180
134491510,4ptp4l0-21swapper/008:08:210
134491510,4ptp4l0-21swapper/007:46:530
134491510,3ptp4l0-21swapper/111:00:221
29309995017,8cyclictest41-21ksoftirqd/309:19:323
2930999501,3cyclictest41-21ksoftirqd/311:05:303
2930999500,6cyclictest41-21ksoftirqd/310:15:153
29306995020,5cyclictest9-21ksoftirqd/009:55:170
134491500,4ptp4l0-21swapper/211:03:152
134491500,4ptp4l0-21swapper/111:34:581
134491500,4ptp4l0-21swapper/010:56:270
29309994940,3cyclictest41-21ksoftirqd/310:38:243
29309994920,3cyclictest41-21ksoftirqd/310:33:283
29309994914,7cyclictest41-21ksoftirqd/307:20:003
29306994918,7cyclictest9-21ksoftirqd/010:34:590
29306994917,4cyclictest9-21ksoftirqd/008:39:550
134491490,4ptp4l0-21swapper/107:08:541
134491490,3ptp4l0-21swapper/111:24:281
134491490,3ptp4l0-21swapper/012:10:140
134491490,3ptp4l0-21swapper/007:36:260
134491490,13ptp4l28971-21taskset07:09:250
2930999486,5cyclictest41-21ksoftirqd/312:15:003
2930999483,6cyclictest0-21swapper/308:55:243
29309994814,7cyclictest41-21ksoftirqd/308:10:143
29306994820,4cyclictest9-21ksoftirqd/011:40:170
134491480,4ptp4l0-21swapper/111:06:581
134491480,4ptp4l0-21swapper/010:07:420
134491480,4ptp4l0-21swapper/007:33:030
134491480,3ptp4l0-21swapper/108:26:191
134491480,3ptp4l0-21swapper/010:14:340
134491480,3ptp4l0-21swapper/008:18:170
134491480,3ptp4l0-21swapper/008:18:170
134491480,11ptp4l0-21swapper/009:12:300
29306994716,5cyclictest9-21ksoftirqd/012:35:230
29306994713,5cyclictest9-21ksoftirqd/008:21:150
29306994712,3cyclictest9-21ksoftirqd/012:02:140
134491470,4ptp4l0-21swapper/107:51:291
2930999461,3cyclictest121rcu_preempt09:33:443
29306994619,6cyclictest9-21ksoftirqd/009:05:220
29306994614,5cyclictest9-21ksoftirqd/011:49:080
29306994614,5cyclictest9-21ksoftirqd/011:49:080
29306994614,4cyclictest9-21ksoftirqd/010:39:590
29306994614,3cyclictest9-21ksoftirqd/010:45:220
29306994614,3cyclictest9-21ksoftirqd/010:45:220
29306994613,6cyclictest9-21ksoftirqd/012:05:140
134691460,10getstats0-21swapper/211:15:132
134491460,6ptp4l0-21swapper/307:07:383
134491460,6ptp4l0-21swapper/111:29:381
134491460,3ptp4l0-21swapper/107:46:561
134491460,10ptp4l0-21swapper/211:32:312
2930999450,7cyclictest41-21ksoftirqd/307:27:083
29306994515,8cyclictest9-21ksoftirqd/012:30:270
134691450,10getstats0-21swapper/208:42:322
134491450,5ptp4l0-21swapper/207:07:252
134491450,4ptp4l0-21swapper/011:59:040
134491450,3ptp4l0-21swapper/112:17:571
134491450,3ptp4l0-21swapper/010:52:530
134491450,3ptp4l0-21swapper/009:15:360
134491450,2ptp4l0-21swapper/209:00:212
134491450,2ptp4l0-21swapper/110:23:041
134491450,10ptp4l33-21ksoftirqd/207:45:272
29306994438,3cyclictest9-21ksoftirqd/008:00:010
29306994418,8cyclictest9-21ksoftirqd/009:50:220
29306994417,7cyclictest9-21ksoftirqd/009:39:080
29306994412,5cyclictest9-21ksoftirqd/010:02:050
29306994412,5cyclictest9-21ksoftirqd/010:02:050
134491440,4ptp4l0-21swapper/209:53:592
134491440,4ptp4l0-21swapper/012:21:160
134491440,2ptp4l0-21swapper/010:25:220
2930899431,2cyclictest0-21swapper/207:12:292
29306994324,5cyclictest9-21ksoftirqd/009:20:200
29306994314,3cyclictest9-21ksoftirqd/011:10:250
29306994312,4cyclictest9-21ksoftirqd/011:00:400
134691430,10getstats0-21swapper/209:19:172
134691430,10getstats0-21swapper/209:06:002
134491430,9ptp4l0-21swapper/212:37:082
134491430,9ptp4l0-21swapper/210:56:052
134491430,9ptp4l0-21swapper/207:25:412
134491430,4ptp4l6208-21apt-get07:30:042
134491430,4ptp4l10086-21ntp_states07:35:222
134491430,4ptp4l0-21swapper/107:18:421
134491430,4ptp4l0-21swapper/107:18:421
134491430,10ptp4l0-21swapper/210:53:102
29306994238,3cyclictest9-21ksoftirqd/007:50:280
29306994214,3cyclictest9-21ksoftirqd/008:32:370
29306994213,6cyclictest9-21ksoftirqd/009:45:110
29306994212,9cyclictest9-21ksoftirqd/011:08:520
29306994211,5cyclictest9-21ksoftirqd/008:25:190
134691420,9getstats0-21swapper/212:16:082
134691420,11getstats0-21swapper/209:28:412
134691420,10getstats0-21swapper/212:25:342
134691420,10getstats0-21swapper/212:04:392
134691420,10getstats0-21swapper/209:42:212
134691420,10getstats0-21swapper/208:34:482
134691420,10getstats0-21swapper/208:20:552
134691420,10getstats0-21swapper/207:24:042
134691420,10getstats0-21swapper/207:18:062
134691420,10getstats0-21swapper/207:18:062
134491420,9ptp4l0-21swapper/211:23:382
134491420,9ptp4l0-21swapper/208:45:342
134491420,9ptp4l0-21swapper/208:15:432
134491420,9ptp4l0-21swapper/208:15:432
134491420,5ptp4l0-21swapper/109:05:121
134491420,4ptp4l2318-21gnome-shell09:19:591
134491420,4ptp4l0-21swapper/209:31:262
134491420,4ptp4l0-21swapper/108:16:081
134491420,4ptp4l0-21swapper/108:16:081
134491420,3ptp4l0-21swapper/110:42:341
29308994111,29cyclictest25188-21kworker/2:007:44:082
2930699414,3cyclictest3779-21kworker/0:007:40:320
29306994137,3cyclictest9-21ksoftirqd/007:10:260
29306994137,2cyclictest9-21ksoftirqd/007:15:150
29306994137,2cyclictest9-21ksoftirqd/007:15:150
29306994135,3cyclictest9-21ksoftirqd/011:20:010
29306994135,3cyclictest9-21ksoftirqd/009:00:280
29306994124,10cyclictest9-21ksoftirqd/008:44:550
2930699411,3cyclictest121rcu_preempt10:25:000
29306994110,4cyclictest9-21ksoftirqd/011:27:370
134691410,10getstats0-21swapper/208:57:372
134691410,10getstats0-21swapper/208:29:462
134491410,9ptp4l0-21swapper/211:11:382
134491410,5ptp4l4822-21apt-get09:45:102
134491410,5ptp4l0-21swapper/111:40:211
134491410,5ptp4l0-21swapper/107:20:271
134491410,4ptp4l19057-21df_inode10:15:151
134491410,4ptp4l1718-21ls10:45:252
134491410,4ptp4l1718-21ls10:45:252
134491410,4ptp4l13741-21users11:10:301
134491410,4ptp4l10884-21users08:45:281
134491410,4ptp4l0-21swapper/210:09:572
134491410,4ptp4l0-21swapper/208:05:202
134491410,4ptp4l0-21swapper/110:10:181
134491410,3ptp4l29340-21apt-get07:10:121
134491410,3ptp4l15696-21apt-get07:50:022
134491410,3ptp4l12932-21ls08:50:262
134491410,3ptp4l0-21swapper/211:45:152
134491410,3ptp4l0-21swapper/211:45:152
134491400,5ptp4l10342-21irqrtprio11:05:202
134491400,5ptp4l0-21swapper/108:10:121
134491400,4ptp4l31049-21diskstats11:50:150
134491400,4ptp4l30878-21iostat10:40:170
134491400,4ptp4l0-21swapper/211:50:112
134491400,4ptp4l0-21swapper/210:35:272
134491400,4ptp4l0-21swapper/208:00:422
134491400,4ptp4l0-21swapper/112:35:111
134491400,4ptp4l0-21swapper/112:25:221
134491400,4ptp4l0-21swapper/110:36:091
134491400,4ptp4l0-21swapper/108:05:191
134491400,4ptp4l0-21swapper/107:55:201
134491400,3ptp4l7221-21diskstats08:40:151
134491400,3ptp4l6962-21df_inode07:30:141
134491400,3ptp4l28237-21df_inode09:25:161
134491400,3ptp4l26568-21ls09:20:201
134491400,3ptp4l25991-21diskstats10:30:161
134491400,3ptp4l18753-21apt-get10:15:112
134491400,3ptp4l14451-21df_inode10:05:161
134491400,3ptp4l13867-21apt-get08:55:111
29306993936,2cyclictest9-21ksoftirqd/011:20:210
2930699393,3cyclictest121rcu_preempt11:36:530
134491390,4ptp4l22120-21ntp_states09:10:231
134491390,4ptp4l12354-21iostat10:00:181
134491390,4ptp4l12354-21iostat10:00:181
134491390,4ptp4l11929-21irqrtprio07:40:201
134491390,4ptp4l1057-21ls09:35:191
134491390,4ptp4l0-21swapper/212:20:022
134491390,4ptp4l0-21swapper/211:55:382
134491390,4ptp4l0-21swapper/210:00:022
134491390,4ptp4l0-21swapper/210:00:022
134491390,4ptp4l0-21swapper/209:55:222
134491390,4ptp4l0-21swapper/209:21:172
134491390,4ptp4l0-21swapper/209:11:092
134491390,4ptp4l0-21swapper/111:45:221
134491390,4ptp4l0-21swapper/111:45:221
134491390,4ptp4l0-21swapper/111:18:541
134491390,4ptp4l0-21swapper/110:50:201
134491390,4ptp4l0-21swapper/007:20:250
134491390,3ptp4l5536-21df12:05:131
134491390,3ptp4l0-21swapper/207:57:572
134491380,5ptp4l0-21swapper/211:43:072
134491380,5ptp4l0-21swapper/111:35:111
134491380,4ptp4l0-21swapper/210:25:112
134491380,4ptp4l0-21swapper/210:20:122
134491380,4ptp4l0-21swapper/112:20:211
134491380,4ptp4l0-21swapper/112:11:211
134491380,4ptp4l0-21swapper/112:00:111
134491380,4ptp4l0-21swapper/111:57:411
134491380,4ptp4l0-21swapper/110:49:181
134491380,4ptp4l0-21swapper/110:49:181
134491380,4ptp4l0-21swapper/109:56:281
134491380,4ptp4l0-21swapper/109:50:211
134491380,4ptp4l0-21swapper/108:01:251
134491380,3ptp4l30547-21diskstats09:30:151
134491380,3ptp4l0-21swapper/110:25:061
134491380,3ptp4l0-21swapper/108:35:191
134491380,3ptp4l0-21swapper/107:25:251
134491370,3ptp4l0-21swapper/109:04:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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