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2026-02-19 - 06:07
[ 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 Thu Feb 19, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2043421770,3sleep22834299cyclictest22:20:182
2043421770,3sleep22834299cyclictest22:20:182
287432680,4sleep20-21swapper/219:10:142
134491650,4ptp4l0-21swapper/119:55:211
2834399645,11cyclictest0-21swapper/319:30:243
2834399645,11cyclictest0-21swapper/319:30:243
28343996122,6cyclictest41-21ksoftirqd/300:15:003
134491610,5ptp4l0-21swapper/119:30:231
134491610,5ptp4l0-21swapper/119:30:231
28343996029,4cyclictest41-21ksoftirqd/320:50:253
2834399602,30cyclictest0-21swapper/321:31:033
134491600,3ptp4l0-21swapper/120:31:161
2834399597,12cyclictest0-21swapper/322:20:093
2834399597,12cyclictest0-21swapper/322:20:093
2834399597,12cyclictest0-21swapper/320:37:523
2834399595,7cyclictest0-21swapper/322:30:263
134491590,4ptp4l0-21swapper/120:59:371
134491590,4ptp4l0-21swapper/120:43:251
2834399582,30cyclictest0-21swapper/322:26:483
2834399582,28cyclictest0-21swapper/321:11:433
2834399577,6cyclictest0-21swapper/300:30:123
2834399572,12cyclictest0-21swapper/319:40:283
134491570,4ptp4l0-21swapper/019:31:080
134491570,4ptp4l0-21swapper/019:31:080
134491570,3ptp4l0-21swapper/122:15:191
134491570,3ptp4l0-21swapper/019:20:160
134491560,4ptp4l0-21swapper/120:49:191
134491560,3ptp4l0-21swapper/100:03:161
2834399557,7cyclictest0-21swapper/321:22:403
2834399555,6cyclictest0-21swapper/319:50:293
134491550,5ptp4l0-21swapper/022:53:550
134491550,5ptp4l0-21swapper/022:53:550
134491550,3ptp4l0-21swapper/120:05:291
2834399544,6cyclictest0-21swapper/320:40:183
169542540,3sleep20-21swapper/221:05:012
134491540,5ptp4l0-21swapper/120:18:271
134491540,4ptp4l0-21swapper/222:55:122
134491540,4ptp4l0-21swapper/021:54:250
134491540,3ptp4l0-21swapper/021:09:250
134491540,3ptp4l0-21swapper/020:32:580
134491540,15ptp4l0-21swapper/119:29:361
2834399535,6cyclictest0-21swapper/323:56:213
2834399535,6cyclictest0-21swapper/323:32:093
2834399535,6cyclictest0-21swapper/323:17:173
2834399535,6cyclictest0-21swapper/319:11:103
2834399534,7cyclictest0-21swapper/322:46:083
27972530,3sleep30-21swapper/319:25:003
134491530,4ptp4l0-21swapper/220:10:302
134491530,4ptp4l0-21swapper/023:56:130
134491530,10ptp4l0-21swapper/121:45:121
2834399526,6cyclictest0-21swapper/323:13:523
2834399526,6cyclictest0-21swapper/319:46:253
2834399525,6cyclictest0-21swapper/322:15:313
2834399524,6cyclictest0-21swapper/321:54:333
2834399524,6cyclictest0-21swapper/320:00:083
2834399522,6cyclictest0-21swapper/320:45:183
28343995224,9cyclictest41-21ksoftirqd/320:14:313
2834399522,25cyclictest0-21swapper/319:55:463
134491520,4ptp4l0-21swapper/119:54:251
134491520,4ptp4l0-21swapper/022:35:500
134491520,4ptp4l0-21swapper/021:35:500
134491520,4ptp4l0-21swapper/020:49:470
134491520,4ptp4l0-21swapper/020:41:590
134491520,4ptp4l0-21swapper/020:03:530
134491520,4ptp4l0-21swapper/019:08:580
2834399514,6cyclictest0-21swapper/322:57:433
2834399514,6cyclictest0-21swapper/319:15:523
2834399512,7cyclictest0-21swapper/321:05:143
134491510,4ptp4l0-21swapper/021:42:340
134491510,4ptp4l0-21swapper/020:51:520
134491510,3ptp4l0-21swapper/123:53:091
134491510,3ptp4l0-21swapper/121:35:061
2834399506,7cyclictest0-21swapper/322:05:333
2834399506,12cyclictest0-21swapper/321:55:423
2834399505,7cyclictest0-21swapper/321:38:413
2834399505,6cyclictest0-21swapper/322:53:423
2834399505,6cyclictest0-21swapper/322:53:423
2834399505,6cyclictest0-21swapper/322:01:553
2834399504,7cyclictest0-21swapper/321:15:103
2834399504,6cyclictest0-21swapper/323:06:423
2834399503,6cyclictest0-21swapper/300:05:243
134491500,4ptp4l0-21swapper/000:08:390
134491500,1ptp4l0-21swapper/023:47:500
134491500,10ptp4l0-21swapper/200:28:062
2834399497,6cyclictest0-21swapper/323:20:553
2834399496,5cyclictest0-21swapper/321:27:573
2834399495,6cyclictest0-21swapper/320:26:113
2834399494,6cyclictest0-21swapper/321:43:543
2834399493,5cyclictest0-21swapper/320:07:473
2834399493,10cyclictest0-21swapper/323:40:253
134491490,4ptp4l0-21swapper/122:32:041
134491490,4ptp4l0-21swapper/121:50:241
134491490,4ptp4l0-21swapper/121:26:371
134491490,3ptp4l0-21swapper/120:22:261
2834399486,6cyclictest0-21swapper/322:12:383
2834399486,6cyclictest0-21swapper/320:58:583
2834399485,7cyclictest0-21swapper/322:43:443
2834399485,6cyclictest0-21swapper/320:22:073
2834399484,7cyclictest0-21swapper/319:25:273
134491480,6ptp4l26846-21irqstats19:05:201
134491480,4ptp4l0-21swapper/121:00:041
134491480,4ptp4l0-21swapper/019:58:200
134491480,4ptp4l0-21swapper/019:11:350
134491480,3ptp4l0-21swapper/123:04:171
2834399477,12cyclictest0-21swapper/300:14:113
2834399476,6cyclictest0-21swapper/320:33:343
2834399476,6cyclictest0-21swapper/319:37:223
2834399476,6cyclictest0-21swapper/300:26:213
2834399475,7cyclictest0-21swapper/322:39:513
2834399475,7cyclictest0-21swapper/300:22:533
2834399470,5cyclictest41-21ksoftirqd/321:00:403
134491470,5ptp4l0-21swapper/200:19:332
134491470,4ptp4l0-21swapper/222:33:142
134491470,4ptp4l0-21swapper/219:27:472
134491470,4ptp4l0-21swapper/122:29:321
134491470,4ptp4l0-21swapper/022:43:310
134491470,4ptp4l0-21swapper/022:07:310
134491470,4ptp4l0-21swapper/021:17:370
134491470,2ptp4l0-21swapper/023:18:290
134491470,10ptp4l0-21swapper/121:59:581
2834399465,6cyclictest0-21swapper/323:52:283
2834399465,6cyclictest0-21swapper/323:25:523
2834399465,6cyclictest0-21swapper/321:46:433
2834399465,6cyclictest0-21swapper/320:17:133
2834399465,6cyclictest0-21swapper/300:04:033
2834399465,10cyclictest0-21swapper/323:45:353
2834399464,6cyclictest0-21swapper/300:38:543
28343994632,3cyclictest41-21ksoftirqd/323:35:253
134491460,4ptp4l0-21swapper/219:09:402
134491460,4ptp4l0-21swapper/200:34:532
134491460,3ptp4l0-21swapper/120:28:411
134491460,3ptp4l0-21swapper/120:11:041
134491460,10ptp4l0-21swapper/220:51:452
28340994539,3cyclictest9-21ksoftirqd/000:30:010
134491450,4ptp4l0-21swapper/021:58:130
134491450,3ptp4l0-21swapper/100:24:511
134491450,10ptp4l0-21swapper/022:29:040
134491450,10ptp4l0-21swapper/021:02:580
134491440,9ptp4l0-21swapper/222:14:212
134491440,8ptp4l101ktimersoftd/021:20:110
134491440,4ptp4l0-21swapper/223:09:022
134491440,4ptp4l0-21swapper/019:25:330
134491440,3ptp4l0-21swapper/120:38:491
134491440,3ptp4l0-21swapper/100:39:231
134491440,10ptp4l33-21ksoftirqd/221:25:232
134491440,10ptp4l0-21swapper/220:03:162
2834399435,6cyclictest0-21swapper/323:02:373
28340994338,3cyclictest9-21ksoftirqd/022:50:010
134491430,9ptp4l0-21swapper/223:21:212
134491430,9ptp4l0-21swapper/221:19:162
134491430,9ptp4l0-21swapper/220:17:552
134491430,9ptp4l0-21swapper/219:44:412
134491430,9ptp4l0-21swapper/200:01:042
134491430,8ptp4l0-21swapper/220:23:112
134491430,5ptp4l11589-21meminfo23:10:181
134491430,4ptp4l0-21swapper/023:50:370
134491430,3ptp4l0-21swapper/022:19:100
134491430,3ptp4l0-21swapper/020:09:560
134491420,5ptp4l17992-21perl23:25:170
134491420,5ptp4l0-21swapper/200:35:172
134491420,5ptp4l0-21swapper/019:15:110
134491420,4ptp4l3457-21apt-get00:05:032
134491420,4ptp4l32350-21users19:15:281
134491420,4ptp4l27634-21irqstats23:45:192
134491420,4ptp4l20983-21ntp_states23:30:230
134491420,4ptp4l19377-21apt-get21:10:130
134491420,4ptp4l1546-21meminfo19:20:201
134491420,4ptp4l0-21swapper/220:42:362
134491420,4ptp4l0-21swapper/000:32:150
134491420,4ptp4l0-21swapper/000:19:500
134491420,3ptp4l25834-21python23:40:262
134491420,3ptp4l0-21swapper/100:16:141
134491410,6ptp4l19595-21/usr/sbin/munin22:20:240
134491410,6ptp4l19595-21/usr/sbin/munin22:20:240
134491410,5ptp4l0-21swapper/021:45:200
134491410,5ptp4l0-21swapper/020:55:160
134491410,5ptp4l0-21swapper/020:25:130
134491410,4ptp4l4467-21iostat_ios00:05:161
134491410,4ptp4l29455-21irqstats21:30:201
134491410,4ptp4l28908-21df_inode20:20:140
134491410,4ptp4l28612-21apt-get21:30:130
134491410,4ptp4l27493-21/usr/sbin/munin20:15:250
134491410,4ptp4l25-21ksoftirqd/122:57:371
134491410,4ptp4l24396-21perl20:10:160
134491410,4ptp4l18027-21meminfo21:05:201
134491410,4ptp4l10717-21iostat_ios20:50:171
134491410,4ptp4l10375-21apt-get22:00:111
134491410,4ptp4l0-21swapper/222:46:242
134491410,4ptp4l0-21swapper/220:56:452
134491410,4ptp4l0-21swapper/220:38:482
134491410,4ptp4l0-21swapper/220:05:492
134491410,4ptp4l0-21swapper/219:45:192
134491410,4ptp4l0-21swapper/219:16:572
134491410,4ptp4l0-21swapper/023:08:420
134491410,4ptp4l0-21swapper/022:14:560
134491410,4ptp4l0-21swapper/019:40:230
134491410,3ptp4l7831-21apt-get19:35:141
134491410,3ptp4l7377-21apt-get19:35:020
134491410,3ptp4l15849-21apt-get00:30:101
134491410,3ptp4l1028-21apt-get21:40:111
28340994035,3cyclictest9-21ksoftirqd/022:30:260
134491400,5ptp4l0-21swapper/220:32:292
134491400,4ptp4l6962-21iostat00:10:181
134491400,4ptp4l31965-21iostat22:45:181
134491400,4ptp4l28945-21/usr/sbin/munin19:10:181
134491400,4ptp4l15873-21ntp_states19:50:230
134491400,4ptp4l0-21swapper/223:34:312
134491400,4ptp4l0-21swapper/223:30:002
134491400,4ptp4l0-21swapper/223:10:432
134491400,4ptp4l0-21swapper/222:15:352
134491400,4ptp4l0-21swapper/221:31:122
134491400,4ptp4l0-21swapper/220:48:152
134491400,4ptp4l0-21swapper/220:29:262
134491400,4ptp4l0-21swapper/219:56:052
134491400,4ptp4l0-21swapper/219:50:552
134491400,4ptp4l0-21swapper/219:24:172
134491400,4ptp4l0-21swapper/123:45:221
134491400,4ptp4l0-21swapper/119:45:241
134491400,4ptp4l0-21swapper/023:23:190
134491400,4ptp4l0-21swapper/023:10:180
134491400,4ptp4l0-21swapper/021:27:590
134491400,4ptp4l0-21swapper/000:35:120
134491400,4ptp4l0-21swapper/000:00:440
134491400,3ptp4l29097-21apt-get22:40:121
134491400,3ptp4l1278-21apt-get22:50:122
134491400,3ptp4l1278-21apt-get22:50:122
134491400,3ptp4l12763-21/usr/sbin/munin19:45:150
134491400,3ptp4l10150-21apt-get19:40:121
134491400,3ptp4l0-21swapper/219:35:372
134491400,3ptp4l0-21swapper/120:02:371
134491400,3ptp4l0-21swapper/020:37:460
28340993935,3cyclictest9-21ksoftirqd/023:40:000
28340993934,3cyclictest9-21ksoftirqd/023:05:010
28340993934,2cyclictest9-21ksoftirqd/000:15:000
134491390,5ptp4l24835-21fschecks_count23:40:171
134491390,4ptp4l0-21swapper/319:09:143
134491390,4ptp4l0-21swapper/223:56:312
134491390,4ptp4l0-21swapper/223:50:282
134491390,4ptp4l0-21swapper/223:36:052
134491390,4ptp4l0-21swapper/223:19:192
134491390,4ptp4l0-21swapper/223:02:152
134491390,4ptp4l0-21swapper/222:40:012
134491390,4ptp4l0-21swapper/222:28:012
134491390,4ptp4l0-21swapper/221:56:232
134491390,4ptp4l0-21swapper/221:54:352
134491390,4ptp4l0-21swapper/221:45:012
134491390,4ptp4l0-21swapper/221:43:052
134491390,4ptp4l0-21swapper/221:36:292
134491390,4ptp4l0-21swapper/219:32:372
134491390,4ptp4l0-21swapper/219:32:372
134491390,4ptp4l0-21swapper/200:20:192
134491390,4ptp4l0-21swapper/123:35:191
134491390,4ptp4l0-21swapper/123:25:131
134491390,4ptp4l0-21swapper/123:15:111
134491390,4ptp4l0-21swapper/122:14:431
134491390,4ptp4l0-21swapper/122:07:311
134491390,4ptp4l0-21swapper/121:12:451
134491390,4ptp4l0-21swapper/023:40:410
134491390,4ptp4l0-21swapper/022:55:430
134491390,4ptp4l0-21swapper/000:23:360
134491390,3ptp4l8900-21iostat23:05:161
134491390,3ptp4l18648-21ls21:05:282
134491390,3ptp4l10690-21diskstats22:00:150
134491390,3ptp4l0-21swapper/222:06:102
134491390,3ptp4l0-21swapper/123:30:231
134491390,3ptp4l0-21swapper/121:16:071
134491380,4ptp4l0-21swapper/222:36:332
134491380,4ptp4l0-21swapper/222:03:232
134491380,4ptp4l0-21swapper/221:21:342
134491380,4ptp4l0-21swapper/200:10:142
134491380,4ptp4l0-21swapper/123:20:341
134491380,4ptp4l0-21swapper/122:35:411
134491380,4ptp4l0-21swapper/122:22:451
134491380,4ptp4l0-21swapper/122:22:451
134491380,4ptp4l0-21swapper/100:27:481
134491380,3ptp4l0-21swapper/121:20:251
2834199376,2cyclictest134491ptp4l23:56:561
134491370,4ptp4l0-21swapper/221:11:232
134491370,3ptp4l0-21swapper/122:50:251
134491370,3ptp4l0-21swapper/122:50:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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