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2026-01-15 - 20:35
[ 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 376 highest latencies:
System rackdslot1.osadl.org (updated Thu Jan 15, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36792800,21sleep20-21swapper/209:45:002
195792710,5sleep20-21swapper/211:25:252
28516996427,5cyclictest41-21ksoftirqd/311:38:013
28516996335,6cyclictest41-21ksoftirqd/308:40:173
28516996332,3cyclictest41-21ksoftirqd/307:35:173
28516996331,4cyclictest41-21ksoftirqd/310:29:413
28516996331,4cyclictest41-21ksoftirqd/310:29:413
28516996329,4cyclictest41-21ksoftirqd/312:27:003
134491630,4ptp4l0-21swapper/108:30:171
134491630,4ptp4l0-21swapper/108:30:171
28516996232,3cyclictest41-21ksoftirqd/309:07:333
28516996230,4cyclictest41-21ksoftirqd/310:24:033
28516996229,4cyclictest41-21ksoftirqd/311:53:533
28516996229,4cyclictest41-21ksoftirqd/311:53:533
134491620,5ptp4l0-21swapper/311:05:173
28516996132,5cyclictest41-21ksoftirqd/307:40:523
28516996128,7cyclictest41-21ksoftirqd/309:17:163
28516996028,4cyclictest41-21ksoftirqd/311:44:303
28516996025,8cyclictest41-21ksoftirqd/307:45:133
134491600,4ptp4l0-21swapper/212:00:232
28516995929,8cyclictest41-21ksoftirqd/310:10:143
28516995928,4cyclictest41-21ksoftirqd/310:30:533
28516995926,8cyclictest41-21ksoftirqd/312:35:183
28516995921,9cyclictest41-21ksoftirqd/308:16:103
134491590,4ptp4l0-21swapper/207:50:182
134491590,3ptp4l0-21swapper/309:33:273
28516995832,5cyclictest41-21ksoftirqd/308:36:263
28516995831,3cyclictest41-21ksoftirqd/309:24:583
28516995829,3cyclictest41-21ksoftirqd/310:49:353
28516995824,7cyclictest41-21ksoftirqd/308:55:223
28516995820,8cyclictest41-21ksoftirqd/310:35:053
134491580,4ptp4l0-21swapper/207:40:242
134491580,4ptp4l0-21swapper/012:05:520
134491580,3ptp4l0-21swapper/207:20:172
134491580,3ptp4l0-21swapper/207:20:172
28516995726,4cyclictest41-21ksoftirqd/310:41:483
28516995726,4cyclictest41-21ksoftirqd/308:50:253
28516995725,7cyclictest41-21ksoftirqd/307:19:573
28516995725,3cyclictest41-21ksoftirqd/308:30:193
28516995725,3cyclictest41-21ksoftirqd/308:30:193
28516995724,3cyclictest41-21ksoftirqd/308:25:193
28516995724,3cyclictest41-21ksoftirqd/307:23:053
28516995724,3cyclictest41-21ksoftirqd/307:23:053
201452570,4sleep3391rcuc/308:00:183
134491570,4ptp4l0-21swapper/211:55:212
134491570,17ptp4l0-21swapper/111:20:431
28516995626,4cyclictest41-21ksoftirqd/312:12:383
28516995626,3cyclictest41-21ksoftirqd/307:31:053
28516995623,8cyclictest41-21ksoftirqd/308:10:203
28516995622,8cyclictest41-21ksoftirqd/310:55:223
28516995528,3cyclictest41-21ksoftirqd/307:12:123
28516995522,8cyclictest41-21ksoftirqd/308:45:283
28516995522,7cyclictest41-21ksoftirqd/309:55:163
28516995520,10cyclictest41-21ksoftirqd/311:10:093
134491550,3ptp4l0-21swapper/111:15:261
134491550,3ptp4l0-21swapper/109:00:111
134491550,3ptp4l0-21swapper/011:36:060
28516995425,3cyclictest41-21ksoftirqd/309:00:033
28516995424,3cyclictest41-21ksoftirqd/307:52:393
28516995421,4cyclictest41-21ksoftirqd/310:10:003
28516995418,8cyclictest41-21ksoftirqd/310:00:593
134491540,4ptp4l0-21swapper/008:25:130
28516995335,2cyclictest41-21ksoftirqd/310:53:243
28516995325,7cyclictest41-21ksoftirqd/309:50:003
28516995324,7cyclictest41-21ksoftirqd/312:35:003
28516995321,4cyclictest41-21ksoftirqd/311:22:303
28516995314,8cyclictest41-21ksoftirqd/312:04:153
134491530,4ptp4l0-21swapper/109:32:311
28516995239,3cyclictest41-21ksoftirqd/308:08:323
28516995216,7cyclictest41-21ksoftirqd/307:55:173
28516995215,7cyclictest41-21ksoftirqd/312:23:443
134491520,4ptp4l0-21swapper/208:27:282
134491520,4ptp4l0-21swapper/112:31:111
134491520,4ptp4l0-21swapper/110:39:161
134491520,4ptp4l0-21swapper/109:05:111
134491520,4ptp4l0-21swapper/012:24:490
134491520,4ptp4l0-21swapper/008:03:570
134491520,4ptp4l0-21swapper/007:44:500
134491520,3ptp4l0-21swapper/109:19:571
134491520,3ptp4l0-21swapper/008:19:450
134491520,13ptp4l0-21swapper/007:37:370
28516995123,6cyclictest41-21ksoftirqd/311:20:003
28516995122,6cyclictest41-21ksoftirqd/311:00:133
28516995121,6cyclictest41-21ksoftirqd/312:15:263
28516995115,8cyclictest41-21ksoftirqd/311:55:143
28516995114,8cyclictest41-21ksoftirqd/309:50:323
134491510,4ptp4l0-21swapper/111:45:141
134491510,4ptp4l0-21swapper/011:20:270
134491510,3ptp4l0-21swapper/111:50:171
134491510,3ptp4l0-21swapper/111:50:171
28516995016,7cyclictest41-21ksoftirqd/310:17:473
134491500,5ptp4l0-21swapper/307:05:093
134491500,4ptp4l0-21swapper/210:15:592
134491500,4ptp4l0-21swapper/209:13:132
134491500,4ptp4l0-21swapper/010:22:290
134491500,4ptp4l0-21swapper/008:12:280
134491500,3ptp4l0-21swapper/110:20:131
134491500,3ptp4l0-21swapper/108:16:301
134491500,11ptp4l0-21swapper/011:17:570
28516994914,7cyclictest41-21ksoftirqd/307:25:313
134491490,5ptp4l0-21swapper/207:05:062
134491490,4ptp4l0-21swapper/212:35:052
134491490,4ptp4l0-21swapper/212:06:452
134491490,4ptp4l0-21swapper/007:24:550
134491490,4ptp4l0-21swapper/007:24:550
134491490,3ptp4l0-21swapper/112:09:031
134491490,3ptp4l0-21swapper/009:18:510
28516994823,3cyclictest41-21ksoftirqd/309:35:233
28516994813,7cyclictest41-21ksoftirqd/309:29:383
134491480,4ptp4l0-21swapper/211:14:242
134491480,4ptp4l0-21swapper/210:28:122
134491480,4ptp4l0-21swapper/210:28:122
134491480,4ptp4l0-21swapper/112:27:201
134491480,4ptp4l0-21swapper/110:18:451
134491480,4ptp4l0-21swapper/108:41:041
134491480,4ptp4l0-21swapper/107:35:001
134491480,3ptp4l0-21swapper/111:04:051
134491480,3ptp4l0-21swapper/108:47:501
28516994737,3cyclictest41-21ksoftirqd/309:42:113
2851699472,3cyclictest121rcu_preempt08:22:483
28516994716,3cyclictest41-21ksoftirqd/311:25:163
2851699471,3cyclictest121rcu_preempt09:10:233
134491470,4ptp4l0-21swapper/110:51:241
134491470,3ptp4l0-21swapper/209:39:442
134491470,3ptp4l0-21swapper/209:30:332
134491470,3ptp4l0-21swapper/111:55:061
134491470,3ptp4l0-21swapper/110:09:001
134491470,3ptp4l0-21swapper/107:25:051
2851699461,2cyclictest41-21ksoftirqd/311:30:183
134491460,4ptp4l101ktimersoftd/007:15:160
134491460,4ptp4l0-21swapper/210:58:042
134491460,4ptp4l0-21swapper/109:22:421
134491460,4ptp4l0-21swapper/108:23:251
134491460,4ptp4l0-21swapper/010:46:500
134491460,3ptp4l0-21swapper/212:16:202
134491460,3ptp4l0-21swapper/210:30:072
134491460,3ptp4l0-21swapper/111:43:541
134491460,3ptp4l0-21swapper/111:38:491
134491460,3ptp4l0-21swapper/111:10:161
134491460,3ptp4l0-21swapper/108:11:061
134491460,10ptp4l23374-21cut10:25:190
134491460,10ptp4l23374-21cut10:25:190
134491450,3ptp4l0-21swapper/107:15:381
134491450,10ptp4l0-21swapper/210:14:332
134491440,9ptp4l0-21swapper/009:47:000
134491440,5ptp4l0-21swapper/208:50:112
134491440,4ptp4l24154-21apt-get08:10:112
134491440,3ptp4l0-21swapper/210:06:162
134491440,3ptp4l0-21swapper/109:40:141
134491440,3ptp4l0-21swapper/108:39:541
134491440,10ptp4l0-21swapper/209:57:012
28516994332,2cyclictest41-21ksoftirqd/311:47:193
134491430,9ptp4l0-21swapper/212:34:202
134491430,9ptp4l0-21swapper/211:53:242
134491430,9ptp4l0-21swapper/211:53:242
134491430,9ptp4l0-21swapper/208:30:032
134491430,9ptp4l0-21swapper/208:30:032
134491430,8ptp4l0-21swapper/210:00:212
134491430,4ptp4l6163-21apt-get09:50:112
134491430,4ptp4l0-21swapper/208:16:102
134491430,3ptp4l0-21swapper/207:58:392
134491430,3ptp4l0-21swapper/107:24:571
134491430,3ptp4l0-21swapper/107:24:571
134491420,9ptp4l0-21swapper/212:22:002
134491420,9ptp4l0-21swapper/210:45:562
134491420,8ptp4l0-21swapper/007:29:230
134491420,5ptp4l0-21swapper/011:45:110
134491420,5ptp4l0-21swapper/011:00:120
134491420,4ptp4l31075-21apt-get08:25:031
134491420,4ptp4l2082-21iostat_ios09:40:170
134491420,4ptp4l16172-21iostat_ios10:10:161
134491420,4ptp4l0-21swapper/010:30:380
134491420,4ptp4l0-21swapper/008:05:050
2851699414,2cyclictest121rcu_preempt12:05:193
134491410,7ptp4l9-21ksoftirqd/010:05:130
134491410,5ptp4l0-21swapper/108:05:271
134491410,5ptp4l0-21swapper/012:10:190
134491410,5ptp4l0-21swapper/010:40:140
134491410,4ptp4l7757-21ntp_states12:10:222
134491410,4ptp4l2056-21iostat08:30:170
134491410,4ptp4l2056-21iostat08:30:170
134491410,4ptp4l18251-21ls07:55:211
134491410,4ptp4l13560-21apt-get12:25:110
134491410,4ptp4l12852-21hddtemp_smartct07:45:160
134491410,4ptp4l0-21swapper/209:45:242
134491410,4ptp4l0-21swapper/012:17:380
134491410,4ptp4l0-21swapper/011:57:270
134491410,4ptp4l0-21swapper/011:10:170
134491410,4ptp4l0-21swapper/010:15:230
134491410,4ptp4l0-21swapper/007:30:010
134491410,3ptp4l16032-21hddtemp_smartct10:10:160
134491400,8ptp4l0-21swapper/211:44:082
134491400,8ptp4l0-21swapper/209:02:332
134491400,5ptp4l0-21swapper/211:35:222
134491400,5ptp4l0-21swapper/209:05:222
134491400,5ptp4l0-21swapper/208:08:012
134491400,5ptp4l0-21swapper/112:10:131
134491400,5ptp4l0-21swapper/109:54:271
134491400,5ptp4l0-21swapper/012:35:220
134491400,5ptp4l0-21swapper/008:35:120
134491400,5ptp4l0-21swapper/007:58:450
134491400,4ptp4l9419-21memory08:45:210
134491400,4ptp4l29118-21iostat_ios07:10:171
134491400,4ptp4l21024-21iostat11:30:170
134491400,4ptp4l18718-21iostat11:25:171
134491400,4ptp4l14739-21users08:55:271
134491400,4ptp4l12444-21users08:50:271
134491400,4ptp4l10387-21users11:05:291
134491400,4ptp4l0-21swapper/212:25:202
134491400,4ptp4l0-21swapper/211:30:262
134491400,4ptp4l0-21swapper/211:09:032
134491400,4ptp4l0-21swapper/211:00:102
134491400,4ptp4l0-21swapper/210:43:122
134491400,4ptp4l0-21swapper/208:35:032
134491400,4ptp4l0-21swapper/208:00:122
134491400,4ptp4l0-21swapper/207:45:052
134491400,4ptp4l0-21swapper/207:32:332
134491400,4ptp4l0-21swapper/207:13:492
134491400,4ptp4l0-21swapper/111:30:141
134491400,4ptp4l0-21swapper/110:25:141
134491400,4ptp4l0-21swapper/110:25:141
134491400,4ptp4l0-21swapper/110:01:361
134491400,4ptp4l0-21swapper/109:38:111
134491400,4ptp4l0-21swapper/109:14:491
134491400,4ptp4l0-21swapper/012:33:390
134491400,4ptp4l0-21swapper/012:01:580
134491400,4ptp4l0-21swapper/011:40:220
134491400,4ptp4l0-21swapper/010:58:340
134491400,4ptp4l0-21swapper/010:50:150
134491400,4ptp4l0-21swapper/010:00:190
134491400,4ptp4l0-21swapper/009:59:030
134491400,4ptp4l0-21swapper/009:33:340
134491400,4ptp4l0-21swapper/009:05:190
134491400,4ptp4l0-21swapper/009:01:420
134491400,4ptp4l0-21swapper/008:40:390
134491400,4ptp4l0-21swapper/008:22:200
134491400,3ptp4l30588-21ntp_states10:40:231
134491400,3ptp4l25565-21meminfo09:20:182
134491400,3ptp4l13632-21iostat_ios08:55:170
134491400,3ptp4l0-21swapper/211:48:142
134491400,3ptp4l0-21swapper/011:27:140
134491400,3ptp4l0-21swapper/009:50:200
134491390,4ptp4l435-21ntp_states10:45:221
134491390,4ptp4l4056-21/usr/sbin/munin09:45:131
134491390,4ptp4l0-21swapper/211:20:222
134491390,4ptp4l0-21swapper/210:52:382
134491390,4ptp4l0-21swapper/209:27:212
134491390,4ptp4l0-21swapper/209:15:282
134491390,4ptp4l0-21swapper/208:55:152
134491390,4ptp4l0-21swapper/208:45:342
134491390,4ptp4l0-21swapper/208:40:332
134491390,4ptp4l0-21swapper/207:36:132
134491390,4ptp4l0-21swapper/207:25:302
134491390,4ptp4l0-21swapper/207:15:052
134491390,4ptp4l0-21swapper/112:18:061
134491390,4ptp4l0-21swapper/110:30:271
134491390,4ptp4l0-21swapper/109:55:011
134491390,4ptp4l0-21swapper/107:50:211
134491390,4ptp4l0-21swapper/011:50:180
134491390,4ptp4l0-21swapper/011:50:180
134491390,4ptp4l0-21swapper/009:35:240
134491390,4ptp4l0-21swapper/009:25:110
134491390,4ptp4l0-21swapper/009:20:120
134491390,4ptp4l0-21swapper/009:10:140
134491390,4ptp4l0-21swapper/008:54:110
134491390,4ptp4l0-21swapper/007:50:230
134491390,3ptp4l9830-21ntp_states11:05:230
134491390,3ptp4l28252-21ntp_states10:35:210
134491390,3ptp4l0-21swapper/007:10:240
134491380,4ptp4l0-21swapper/211:16:062
134491380,4ptp4l0-21swapper/210:35:312
134491380,4ptp4l0-21swapper/210:20:142
134491380,4ptp4l0-21swapper/208:22:292
134491380,4ptp4l0-21swapper/112:38:121
134491380,4ptp4l0-21swapper/112:20:011
134491380,4ptp4l0-21swapper/112:00:151
134491380,4ptp4l0-21swapper/109:25:271
134491380,4ptp4l0-21swapper/107:44:561
134491380,3ptp4l0-21swapper/110:55:411
134491380,3ptp4l0-21swapper/108:00:211
134491380,3ptp4l0-21swapper/107:45:151
134491370,3ptp4l0-21swapper/107:36:181
137891233,13phc2sys27524-21/usr/sbin/munin07:05:251
46198150,8rtkit-daemon1131-21apache207:09:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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