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2026-02-26 - 17:17
[ 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 26, 2026 12:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2038821520,3sleep11401699cyclictest07:20:241
2038821520,3sleep11401699cyclictest07:20:241
134491810,4ptp4l0-21swapper/309:09:513
231252710,2sleep323128-21proc_pri09:45:253
134491660,4ptp4l0-21swapper/310:15:243
134491650,3ptp4l25781-21ntp_states12:10:213
134491650,3ptp4l23451-21ntp_states10:55:213
1401699622,24cyclictest3382-21/usr/sbin/munin10:15:141
1401599623,13cyclictest0-21swapper/008:15:250
134491610,3ptp4l27173-21/usr/sbin/munin12:15:113
1401699607,17cyclictest28905-21chrt12:15:491
1401699599,11cyclictest26254-21cat09:54:551
1401699593,11cyclictest143902sleep109:26:161
134491590,3ptp4l0-21swapper/308:35:023
1401699588,11cyclictest28803-21seq11:07:211
1401699588,11cyclictest23384-21seq08:35:411
1401699584,11cyclictest25249-21ps12:10:171
1401699579,12cyclictest25873-21cat07:35:001
1401699577,12cyclictest24332-21seq12:08:581
1401699575,11cyclictest22001-21chrt10:54:391
165552560,4sleep341-21ksoftirqd/307:15:133
1401599565,11cyclictest1317-21runrttasks10:58:060
1401699559,9cyclictest10271-21seq10:29:551
1401699558,13cyclictest23075-21seq07:27:211
1401699558,12cyclictest8118-21seq11:34:011
1401699549,10cyclictest9772-21seq08:09:221
1401699548,11cyclictest2447-21seq07:52:011
1401699547,16cyclictest31082-21chrt11:12:041
1401599546,11cyclictest1317-21runrttasks07:53:250
1401599541,12cyclictest0-21swapper/010:30:000
134491540,4ptp4l0-21swapper/210:43:402
134491540,3ptp4l0-21swapper/312:20:313
1401699538,12cyclictest26679-21seq11:04:411
1401699538,12cyclictest19650-21seq10:49:001
1401699536,15cyclictest17273-21chrt10:43:031
134491530,4ptp4l0-21swapper/311:31:453
134491530,4ptp4l0-21swapper/309:12:313
14017995220,7cyclictest33-21ksoftirqd/211:45:002
14017995220,7cyclictest33-21ksoftirqd/211:45:002
1401699528,11cyclictest5358-21seq09:08:591
1401699527,16cyclictest3787-21chrt12:31:181
1401699527,12cyclictest24382-21taskset10:59:581
1401699525,11cyclictest28311-21seq09:56:481
1401699524,11cyclictest15105-21seq11:49:421
1401599526,11cyclictest0-21swapper/010:21:000
1401599525,19cyclictest27405-21/usr/sbin/munin11:05:160
134491520,5ptp4l0-21swapper/208:04:112
134491520,4ptp4l0-21swapper/308:58:343
134491520,4ptp4l0-21swapper/211:19:522
134491520,4ptp4l0-21swapper/210:22:052
134491520,4ptp4l0-21swapper/207:25:502
134491520,3ptp4l0-21swapper/308:10:423
134491520,2ptp4l15666-21meminfo08:20:183
133312520,4sleep20-21swapper/207:05:262
1401699519,16cyclictest28496-21chrt08:49:141
1401699518,12cyclictest19114-21seq09:37:541
1401699518,11cyclictest10297-21seq09:20:061
1401699517,15cyclictest25811-21chrt08:42:041
1401699516,15cyclictest21912-21chrt12:03:101
1401699515,11cyclictest1317-21runrttasks07:45:071
1401599516,6cyclictest0-21swapper/011:20:210
1401599516,11cyclictest1317-21runrttasks11:51:220
1401599516,11cyclictest1317-21runrttasks11:51:220
1401599515,10cyclictest1317-21runrttasks10:30:510
1401599513,11cyclictest19094-21seq09:37:390
134491510,3ptp4l0-21swapper/312:35:083
134491510,3ptp4l0-21swapper/211:12:022
14017995016,6cyclictest33-21ksoftirqd/210:55:192
1401699507,15cyclictest16639-21chrt09:30:371
1401699507,10cyclictest16435-21taskset08:20:491
1401699506,11cyclictest31522-21chrt12:21:151
1401699506,11cyclictest2841-21taskset10:11:081
1401699506,11cyclictest15772-21seq07:10:571
1401699503,16cyclictest18694-21users08:25:271
1401599505,11cyclictest28317-21seq08:46:570
1401599502,14cyclictest26169-21ls12:10:260
134491500,5ptp4l0-21swapper/007:09:370
134491500,4ptp4l0-21swapper/309:57:443
134491500,4ptp4l0-21swapper/309:15:483
134491500,4ptp4l0-21swapper/307:28:283
134491500,3ptp4l0-21swapper/311:29:123
134491500,3ptp4l0-21swapper/308:30:003
14017994916,6cyclictest33-21ksoftirqd/208:55:252
1401699495,6cyclictest0-21swapper/110:35:021
1401699495,6cyclictest0-21swapper/110:35:021
1401599498,7cyclictest0-21swapper/007:20:120
1401599498,7cyclictest0-21swapper/007:20:120
1401599496,6cyclictest0-21swapper/008:20:240
1401599492,10cyclictest1317-21runrttasks10:17:590
134491490,4ptp4l0-21swapper/309:54:573
134491490,3ptp4l0-21swapper/310:36:153
134491490,3ptp4l0-21swapper/310:36:153
134491490,3ptp4l0-21swapper/307:51:313
134491490,3ptp4l0-21swapper/209:17:032
1401799486,5cyclictest33-21ksoftirqd/208:30:282
14017994821,6cyclictest33-21ksoftirqd/208:35:152
14017994818,4cyclictest33-21ksoftirqd/210:08:282
14017994817,7cyclictest33-21ksoftirqd/211:50:002
14017994814,4cyclictest33-21ksoftirqd/207:59:012
14017994811,4cyclictest33-21ksoftirqd/209:25:152
1401699489,16cyclictest23700-21seq09:46:411
1401699487,10cyclictest27982-21chrt07:38:301
1401699486,15cyclictest17208-21chrt11:52:061
1401699486,15cyclictest17208-21chrt11:52:061
1401699483,12cyclictest0-21swapper/110:02:081
1401599487,6cyclictest0-21swapper/007:40:250
1401599485,12cyclictest1317-21runrttasks11:13:540
134491480,4ptp4l0-21swapper/310:41:393
134491480,4ptp4l0-21swapper/309:25:243
134491480,4ptp4l0-21swapper/308:52:033
134491480,4ptp4l0-21swapper/209:43:492
134491480,3ptp4l0-21swapper/311:50:283
134491480,3ptp4l0-21swapper/311:50:283
134491480,3ptp4l0-21swapper/308:42:143
134491480,3ptp4l0-21swapper/208:25:062
1401799472,2cyclictest121rcu_preempt07:44:142
14017994716,7cyclictest33-21ksoftirqd/210:55:002
1401799471,3cyclictest121rcu_preempt08:20:582
14017994711,5cyclictest33-21ksoftirqd/212:35:012
1401699476,10cyclictest6237-21runrttasks12:35:351
1401699476,10cyclictest1317-21runrttasks10:30:031
1401699476,10cyclictest10314-21taskset11:37:371
1401699475,9cyclictest2921-21chrt07:55:021
1401699475,8cyclictest811-21users11:15:301
1401599478,6cyclictest0-21swapper/007:25:240
1401599475,12cyclictest0-21swapper/008:43:550
1401599475,11cyclictest0-21swapper/010:54:480
1401599474,10cyclictest0-21swapper/011:58:120
1401599473,17cyclictest0-21swapper/009:55:530
134491470,4ptp4l0-21swapper/312:03:113
134491470,4ptp4l0-21swapper/310:54:123
134491470,4ptp4l0-21swapper/309:39:593
134491470,4ptp4l0-21swapper/107:09:411
134491470,3ptp4l0-21swapper/310:25:493
14017994641,3cyclictest33-21ksoftirqd/207:20:012
14017994617,5cyclictest33-21ksoftirqd/212:11:562
14017994617,3cyclictest33-21ksoftirqd/211:57:242
1401799460,3cyclictest121rcu_preempt08:53:592
1401599467,6cyclictest0-21swapper/007:16:100
1401599467,13cyclictest0-21swapper/009:05:240
1401599466,7cyclictest0-21swapper/011:38:120
1401599463,17cyclictest0-21swapper/008:13:510
134491460,9ptp4l0-21swapper/009:40:180
134491460,4ptp4l0-21swapper/311:00:233
134491460,4ptp4l0-21swapper/309:03:543
134491460,3ptp4l0-21swapper/307:35:443
1401799450,3cyclictest121rcu_preempt09:10:262
1401799450,2cyclictest121rcu_preempt11:06:582
134491450,9ptp4l0-21swapper/009:23:470
134491450,4ptp4l212-21systemd-journal09:52:492
134491450,4ptp4l0-21swapper/309:30:293
134491450,4ptp4l0-21swapper/307:48:213
134491450,3ptp4l0-21swapper/307:40:413
134491450,3ptp4l0-21swapper/210:10:072
134491450,2ptp4l26950-21/usr/sbin/munin11:05:263
134491450,11ptp4l0-21swapper/010:41:400
1401799449,6cyclictest33-21ksoftirqd/209:45:272
1401799445,6cyclictest33-21ksoftirqd/207:15:012
1401799442,2cyclictest121rcu_preempt10:35:202
1401799442,2cyclictest121rcu_preempt10:35:192
14017994413,5cyclictest33-21ksoftirqd/207:25:012
14017994413,5cyclictest33-21ksoftirqd/207:25:002
14017994413,4cyclictest33-21ksoftirqd/211:29:112
14017994412,7cyclictest33-21ksoftirqd/212:25:172
14017994412,5cyclictest33-21ksoftirqd/210:33:302
14017994412,5cyclictest33-21ksoftirqd/208:45:122
14017994412,3cyclictest33-21ksoftirqd/210:28:462
14017994410,5cyclictest33-21ksoftirqd/209:55:182
1401599447,7cyclictest0-21swapper/009:45:250
1401599446,17cyclictest2262-21ps10:10:240
1401599441,6cyclictest28300-21ntpq12:15:230
134491440,5ptp4l0-21swapper/108:15:261
134491440,4ptp4l7993-21apt-get09:15:111
134491440,4ptp4l29764-21apt-get12:20:110
134491440,4ptp4l0-21swapper/312:05:303
134491440,4ptp4l0-21swapper/308:46:163
134491440,10ptp4l0-21swapper/307:11:323
134491440,10ptp4l0-21swapper/011:33:140
1401799439,5cyclictest33-21ksoftirqd/207:50:162
14017994338,3cyclictest33-21ksoftirqd/211:00:112
14017994338,2cyclictest33-21ksoftirqd/212:40:012
1401799432,5cyclictest33-21ksoftirqd/210:00:262
14017994311,4cyclictest33-21ksoftirqd/208:40:272
14017994310,4cyclictest33-21ksoftirqd/211:31:402
1401599433,7cyclictest4416-21iostat11:25:160
1401599432,11cyclictest0-21swapper/011:41:240
1401599432,11cyclictest0-21swapper/011:41:240
134491430,9ptp4l0-21swapper/007:46:100
134491430,4ptp4l6949-21ls10:20:213
134491430,4ptp4l14993-21meminfo07:10:190
134491430,1ptp4l111rcuc/007:30:190
1401799427,6cyclictest33-21ksoftirqd/208:10:222
14017994237,3cyclictest33-21ksoftirqd/210:45:222
14017994236,3cyclictest33-21ksoftirqd/210:18:592
14017994213,4cyclictest33-21ksoftirqd/209:00:182
1401699423,13cyclictest0-21swapper/108:33:241
1401599425,12cyclictest0-21swapper/011:49:490
134491420,5ptp4l1401899cyclictest10:30:243
134491420,5ptp4l0-21swapper/011:15:290
134491420,5ptp4l0-21swapper/007:35:160
134491420,4ptp4l323-21users08:55:280
134491420,4ptp4l31445-21diskstats10:05:150
134491420,4ptp4l0-21swapper/212:09:082
134491420,3ptp4l0-21swapper/311:35:343
134491420,3ptp4l0-21swapper/307:20:363
134491420,3ptp4l0-21swapper/307:20:363
1401799415,5cyclictest33-21ksoftirqd/212:20:272
14017994136,3cyclictest33-21ksoftirqd/211:20:132
14017994136,3cyclictest33-21ksoftirqd/209:40:002
14017994136,3cyclictest33-21ksoftirqd/209:35:002
14017994136,2cyclictest33-21ksoftirqd/209:05:122
14017994110,5cyclictest33-21ksoftirqd/211:50:132
14017994110,5cyclictest33-21ksoftirqd/211:50:132
1401699415,5cyclictest0-21swapper/108:01:511
1401599414,11cyclictest0-21swapper/008:51:490
134491410,5ptp4l0-21swapper/311:40:183
134491410,5ptp4l0-21swapper/311:40:183
134491410,5ptp4l0-21swapper/207:35:182
134491410,5ptp4l0-21swapper/008:35:250
134491410,4ptp4l8899-21ntp_states08:05:243
134491410,4ptp4l4999-21apt-get08:00:013
134491410,4ptp4l3222-21users11:20:273
134491410,4ptp4l0-21swapper/311:10:473
134491410,4ptp4l0-21swapper/012:30:190
134491410,3ptp4l7781-21apt-get08:05:112
134491410,3ptp4l0-21swapper/310:05:523
14017994034,3cyclictest33-21ksoftirqd/208:15:232
1401799402,2cyclictest121rcu_preempt09:23:522
14017994011,6cyclictest33-21ksoftirqd/207:30:142
1401799400,3cyclictest121rcu_preempt11:36:592
1401699405,5cyclictest0-21swapper/107:45:001
134491400,5ptp4l0-21swapper/312:33:233
134491400,5ptp4l0-21swapper/012:35:060
134491400,4ptp4l0-21swapper/311:58:073
134491400,4ptp4l0-21swapper/207:49:592
134491400,4ptp4l0-21swapper/012:28:090
134491400,4ptp4l0-21swapper/012:06:110
134491400,4ptp4l0-21swapper/011:01:270
134491400,4ptp4l0-21swapper/010:46:380
134491400,4ptp4l0-21swapper/009:50:530
134491400,4ptp4l0-21swapper/009:16:080
134491400,4ptp4l0-21swapper/008:34:450
134491400,4ptp4l0-21swapper/008:05:290
134491400,3ptp4l3155-21df07:55:143
134491400,3ptp4l28833-21apt-get10:00:123
134491400,3ptp4l23302-21apt-get07:30:023
14017993935,2cyclictest33-21ksoftirqd/212:00:152
1401699396,7cyclictest29047-21df_abs08:50:141
134491390,5ptp4l0-21swapper/307:09:033
134491390,5ptp4l0-21swapper/212:15:032
134491390,4ptp4l18626-21meminfo10:45:193
134491390,4ptp4l0-21swapper/311:45:173
134491390,4ptp4l0-21swapper/308:16:123
134491390,4ptp4l0-21swapper/111:40:261
134491390,4ptp4l0-21swapper/111:40:261
134491390,4ptp4l0-21swapper/111:28:161
134491390,4ptp4l0-21swapper/110:20:131
134491390,4ptp4l0-21swapper/012:01:180
134491390,4ptp4l0-21swapper/010:36:210
134491390,4ptp4l0-21swapper/010:36:210
134491390,4ptp4l0-21swapper/009:30:500
134491390,4ptp4l0-21swapper/009:27:120
134491390,4ptp4l0-21swapper/009:12:210
134491390,4ptp4l0-21swapper/009:01:110
134491390,4ptp4l0-21swapper/008:25:490
134491390,4ptp4l0-21swapper/008:03:110
134491390,3ptp4l17968-21meminfo08:25:193
134491390,2ptp4l20496-21ls09:40:193
1401699386,10cyclictest0-21swapper/111:24:301
134491380,4ptp4l1301-21snmpd11:18:063
134491380,4ptp4l0-21swapper/312:25:273
134491380,4ptp4l0-21swapper/310:10:133
134491380,4ptp4l0-21swapper/108:14:121
134491380,4ptp4l0-21swapper/107:19:321
134491380,4ptp4l0-21swapper/010:00:140
134491380,4ptp4l0-21swapper/007:56:390
134491380,3ptp4l0-21swapper/309:20:133
134491370,4ptp4l0-21swapper/110:09:021
134491370,3ptp4l0-21swapper/109:42:101
134491370,3ptp4l0-21swapper/109:02:471
134491360,4ptp4l0-21swapper/108:55:321
134491360,3ptp4l0-21swapper/111:55:131
134491350,4ptp4l0-21swapper/109:10:551
1401699344,6cyclictest0-21swapper/112:25:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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