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2026-02-09 - 18:24
[ 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
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackbslot7.osadl.org (updated Mon Feb 09, 2026 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2609521529,21sleep00-21swapper/007:02:490
27431991152,71cyclictest14193-21taskset10:22:462
27431991152,71cyclictest14193-21taskset10:22:462
274319911142,13cyclictest0-21swapper/208:02:292
274319910244,12cyclictest5034-21kworker/u17:1-rpciod12:26:362
27424999558,16cyclictest28443-21kworker/u17:1+xprtiod10:29:220
27431999465,19cyclictest10820-21latency_hist10:17:302
27431999449,9cyclictest24248-21kworker/u17:3-rpciod10:44:022
27431999449,9cyclictest24248-21kworker/u17:3-rpciod10:44:022
27431999449,13cyclictest1737-21kworker/u17:2-events_unbound07:43:002
27431999449,13cyclictest1737-21kworker/u17:2-events_unbound07:43:002
27431999240,10cyclictest58-21kcompactd007:42:302
259612927,56sleep125984-21cpu07:02:461
27431999061,23cyclictest16670-21latency_hist08:12:302
27424999049,32cyclictest21111-21grep10:33:060
27429998910,57cyclictest31-21ksoftirqd/109:08:581
27424998960,21cyclictest676-21latency_hist09:02:300
27424998750,8cyclictest181rcu_preempt10:14:060
27431998531,15cyclictest27411-21cyclictest09:37:542
27429998464,14cyclictest24131-21sendmail_mailtr11:33:041
27431998356,11cyclictest181rcu_preempt08:17:412
27431998344,13cyclictest0-21swapper/207:17:302
27431998330,12cyclictest181rcu_preempt09:46:372
27431998213,26cyclictest8718-21fschecks_time07:47:482
27431998213,26cyclictest8718-21fschecks_time07:47:482
27424998228,9cyclictest0-21swapper/007:17:410
27431998154,19cyclictest751-21timerandwakeup11:48:102
27431998154,19cyclictest751-21timerandwakeup11:48:102
27431998148,24cyclictest23106-21latency_hist08:32:292
27431998148,24cyclictest23106-21latency_hist08:32:292
27431998133,13cyclictest181rcu_preempt10:03:442
27429998163,12cyclictest277-21dbus-daemon10:02:281
27429998163,12cyclictest277-21dbus-daemon10:02:281
27429998161,14cyclictest23494-21if_eth010:37:551
2742999815,40cyclictest31-21ksoftirqd/107:56:501
2742999815,40cyclictest31-21ksoftirqd/107:56:501
27424998161,14cyclictest14508-21cstates10:23:250
27424998161,14cyclictest14508-21cstates10:23:250
27429998059,15cyclictest29480-21latency_hist12:37:321
27429998058,16cyclictest24900-21cpu08:37:451
27429998057,17cyclictest11456-21latency_hist12:07:281
27429998057,17cyclictest11456-21latency_hist12:07:281
27424998051,20cyclictest14281-21latency_hist11:17:300
27424998047,9cyclictest181rcu_preempt11:42:310
27431997958,13cyclictest32187-21diskstats10:52:472
27431997958,13cyclictest32187-21diskstats10:52:472
27431997953,16cyclictest352-21runrttasks07:32:562
27429997963,10cyclictest3315-21kworker/u17:0-rpciod10:16:461
2742999793,68cyclictest31-21ksoftirqd/110:23:141
2742999793,68cyclictest31-21ksoftirqd/110:23:141
27424997960,12cyclictest200-21systemd-journal08:57:280
27431997862,10cyclictest24312-21fschecks_count12:28:272
27431997851,10cyclictest181rcu_preempt08:37:302
27431997846,10cyclictest181rcu_preempt09:56:252
27431997841,12cyclictest181rcu_preempt12:03:082
27431997841,12cyclictest181rcu_preempt12:03:082
2742999788,34cyclictest31-21ksoftirqd/111:47:041
2742999787,35cyclictest31-21ksoftirqd/107:22:361
27429997859,14cyclictest27411-21cyclictest10:10:561
2742999783,65cyclictest23815-21apt-get12:27:591
2742999782,37cyclictest31-21ksoftirqd/109:38:161
27424997841,9cyclictest181rcu_preempt08:27:430
27424997841,9cyclictest181rcu_preempt08:27:430
27431997745,11cyclictest181rcu_preempt07:17:422
27431997733,18cyclictest27411-21cyclictest11:43:012
27429997759,12cyclictest15794-21rm12:13:131
27429997759,12cyclictest15794-21rm12:13:131
2742999773,65cyclictest31647-21apt-get08:58:211
27431997654,8cyclictest39-21ksoftirqd/209:04:432
27431997652,16cyclictest26855-21kernelversion11:38:052
27431997652,16cyclictest1737-21kworker/u17:2+events_unbound08:07:272
27431997651,16cyclictest1118-21diskmemload09:07:482
27431997646,21cyclictest18144-21latency_hist08:17:312
27429997656,14cyclictest11992-21fschecks_count12:07:541
27424997648,11cyclictest181rcu_preempt07:51:550
27424997648,11cyclictest181rcu_preempt07:51:550
27424997647,7cyclictest181rcu_preempt07:32:430
27431997551,17cyclictest3413-21ntp_offset11:52:582
27431997551,17cyclictest3413-21ntp_offset11:52:582
27431997551,14cyclictest0-21swapper/212:02:292
27431997551,14cyclictest0-21swapper/212:02:292
27431997546,20cyclictest0-21swapper/211:07:302
27431997546,20cyclictest0-21swapper/211:07:302
27429997558,11cyclictest200-21systemd-journal09:36:401
2742999752,49cyclictest31-21ksoftirqd/108:00:261
27424997555,14cyclictest26315-21latency_hist08:42:290
27424997550,7cyclictest181rcu_preempt12:19:520
27424997550,7cyclictest181rcu_preempt12:19:520
27424997520,9cyclictest181rcu_preempt10:17:580
27429997460,9cyclictest301ktimers/111:52:261
27429997460,9cyclictest301ktimers/111:52:261
27429997436,28cyclictest23641-21grep08:32:551
2742999743,35cyclictest31-21ksoftirqd/109:48:321
27424997454,14cyclictest5855-21fschecks_time11:02:550
27424997454,14cyclictest5855-21fschecks_time11:02:550
27424997451,14cyclictest23317-21cpuspeed08:32:460
27424997445,7cyclictest181rcu_preempt11:54:400
27424997445,7cyclictest181rcu_preempt11:54:400
27424997436,12cyclictest181rcu_preempt07:42:590
27424997436,12cyclictest181rcu_preempt07:42:590
1174627410,54sleep00-21swapper/012:07:440
27431997356,11cyclictest19803-21ssh10:32:282
2743199734,18cyclictest649-21fschecks_count07:22:482
2742999737,27cyclictest31-21ksoftirqd/111:12:561
27429997351,16cyclictest8303-21switchtime09:18:051
27429997346,21cyclictest21256-21kworker/u18:0+nfsiod10:57:451
27429997339,7cyclictest181rcu_preempt11:24:481
2742999732,37cyclictest31-21ksoftirqd/109:06:321
2742999732,29cyclictest31-21ksoftirqd/111:07:091
2742999732,29cyclictest31-21ksoftirqd/111:07:091
27424997357,10cyclictest6118-21fschecks_time11:57:520
27424997357,10cyclictest6118-21fschecks_time11:57:520
27424997350,15cyclictest23795-21/usr/sbin/munin12:28:430
27424997341,8cyclictest181rcu_preempt08:42:430
27431997251,15cyclictest7703-21fschecks_count09:17:512
27429997246,18cyclictest31465-21latency_hist08:57:311
2742999724,44cyclictest31-21ksoftirqd/107:38:351
27429997243,20cyclictest13687-21grep09:27:491
2742999722,39cyclictest31-21ksoftirqd/108:23:301
2742999722,30cyclictest31-21ksoftirqd/111:39:181
27424997249,16cyclictest19716-21fschecks_count09:37:490
2742499724,41cyclictest15-21ksoftirqd/009:07:340
27424997236,15cyclictest181rcu_preempt11:24:360
2742499722,32cyclictest13496-21ssh09:27:430
27431997119,13cyclictest0-21swapper/208:22:472
27429997154,10cyclictest0-21swapper/110:37:291
27429997152,14cyclictest2247-21kworker/u17:4+events_unbound12:02:261
27429997152,14cyclictest2247-21kworker/u17:4+events_unbound12:02:261
27429997145,19cyclictest4996-21sendmail07:37:271
2742999714,35cyclictest31-21ksoftirqd/107:42:441
2742999714,35cyclictest31-21ksoftirqd/107:42:441
2742999714,33cyclictest31-21ksoftirqd/108:27:551
2742999714,33cyclictest31-21ksoftirqd/108:27:551
2742999713,48cyclictest4514-21cpuspeed09:12:431
2742999713,29cyclictest31-21ksoftirqd/109:52:481
2742999712,26cyclictest31-21ksoftirqd/111:09:511
2742999712,26cyclictest31-21ksoftirqd/111:09:511
27424997151,12cyclictest1118-21diskmemload11:19:250
27424997151,11cyclictest161ktimers/011:42:520
27424997144,8cyclictest181rcu_preempt12:04:200
27424997144,8cyclictest181rcu_preempt12:04:200
27424997143,18cyclictest29179-21munin-node09:07:310
27424997138,10cyclictest27411-21cyclictest12:26:030
27424997137,21cyclictest181rcu_preempt10:51:090
27424997137,21cyclictest181rcu_preempt10:51:090
27431997048,17cyclictest381ktimers/211:37:312
27431997048,16cyclictest12250-21latency12:07:592
27431997045,11cyclictest181rcu_preempt09:22:512
2743199702,43cyclictest27425-21unixbench_singl08:43:032
2743199702,38cyclictest39-21ksoftirqd/208:55:062
2742999708,30cyclictest31-21ksoftirqd/108:19:471
27429997050,7cyclictest181rcu_preempt10:46:071
27429997050,7cyclictest181rcu_preempt10:46:071
27429997048,7cyclictest181rcu_preempt09:23:331
2742999703,24cyclictest31-21ksoftirqd/110:54:371
2742999703,24cyclictest31-21ksoftirqd/110:54:371
2742999702,30cyclictest31-21ksoftirqd/111:18:231
2742999702,29cyclictest31-21ksoftirqd/111:28:461
2742999702,29cyclictest31-21ksoftirqd/111:28:461
2742999702,29cyclictest31-21ksoftirqd/108:47:271
2742999701,34cyclictest31-21ksoftirqd/110:30:321
27424997047,16cyclictest544-21cron07:42:270
27424997040,8cyclictest181rcu_preempt11:28:040
27424997040,8cyclictest181rcu_preempt11:28:040
27424997034,13cyclictest181rcu_preempt11:47:540
27424997034,13cyclictest181rcu_preempt11:47:540
27424997032,12cyclictest181rcu_preempt11:10:420
27424997032,12cyclictest181rcu_preempt11:10:420
27424997017,19cyclictest15-21ksoftirqd/009:26:060
27431996953,10cyclictest1118-21diskmemload10:18:562
2742999698,27cyclictest31-21ksoftirqd/110:48:051
2742999698,27cyclictest31-21ksoftirqd/110:48:051
2742999695,30cyclictest31-21ksoftirqd/107:48:281
2742999695,30cyclictest31-21ksoftirqd/107:48:281
27429996951,11cyclictest0-21swapper/111:52:521
27429996951,11cyclictest0-21swapper/111:52:521
27429996924,21cyclictest31-21ksoftirqd/112:22:341
2742999692,30cyclictest31-21ksoftirqd/109:44:201
27424996944,17cyclictest23092-21rm10:37:390
27424996939,25cyclictest26032-21acpi10:42:370
27424996939,25cyclictest26032-21acpi10:42:370
2742499693,50cyclictest352-21runrttasks09:53:170
2742499693,33cyclictest16932-21latency09:32:530
27424996931,7cyclictest181rcu_preempt08:17:540
2742499692,20cyclictest7252-21latency_hist09:17:300
269302699,35sleep226943-21users07:03:162
27431996847,16cyclictest21256-21kworker/u18:0+events_unbound11:32:272
27431996847,16cyclictest21256-21kworker/u18:0+events_unbound11:32:272
27431996843,19cyclictest352-21runrttasks09:57:542
27431996843,19cyclictest352-21runrttasks09:57:542
27431996838,8cyclictest181rcu_preempt11:24:052
27431996836,9cyclictest20515-21ssh10:32:552
2743199683,43cyclictest4849-21uname09:12:522
2743199683,43cyclictest10415-21if_eth007:52:502
2743199683,43cyclictest10415-21if_eth007:52:502
2743199683,29cyclictest15828-21sed12:13:132
2743199683,29cyclictest15828-21sed12:13:132
27431996824,36cyclictest8561-21cpu11:07:462
27431996824,36cyclictest8561-21cpu11:07:462
2743199682,32cyclictest26321-21grep09:48:012
27429996832,29cyclictest15905-21switchtime08:08:011
2742999682,45cyclictest11144-21fschecks_count10:17:461
2742999682,33cyclictest31-21ksoftirqd/108:13:241
2742999682,28cyclictest31-21ksoftirqd/107:07:321
27424996854,10cyclictest27411-21cyclictest09:50:240
27424996848,15cyclictest32426-21kworker/u19:2-rpciod12:15:560
27424996848,15cyclictest32426-21kworker/u19:2-rpciod12:15:560
27424996841,8cyclictest181rcu_preempt08:13:010
2742499683,23cyclictest5739-21mailstats10:08:010
27431996731,9cyclictest181rcu_preempt07:07:412
27431996717,7cyclictest181rcu_preempt08:58:312
2742999677,26cyclictest31-21ksoftirqd/110:02:551
27429996747,13cyclictest20583-21sh12:22:311
27424996753,10cyclictest27411-21cyclictest07:52:480
27424996753,10cyclictest27411-21cyclictest07:52:480
2742499674,33cyclictest15-21ksoftirqd/009:42:420
27424996738,9cyclictest181rcu_preempt07:12:540
2742499673,21cyclictest26793-21/usr/sbin/munin12:33:030
27424996721,14cyclictest181rcu_preempt08:23:040
27424996720,13cyclictest1219-21ssh10:01:100
27424996720,13cyclictest1219-21ssh10:01:100
2743199664,40cyclictest26290-21latency_hist08:42:292
27431996643,13cyclictest0-21swapper/210:07:492
27431996642,14cyclictest0-21swapper/210:48:092
27431996642,14cyclictest0-21swapper/210:48:092
27431996630,6cyclictest0-21swapper/208:49:192
2743199662,28cyclictest15269-21switchtime11:18:042
2742999665,29cyclictest31-21ksoftirqd/107:12:561
2742999664,32cyclictest31-21ksoftirqd/107:27:391
27429996642,14cyclictest0-21swapper/112:18:171
2742999662,33cyclictest31-21ksoftirqd/108:02:451
27424996650,11cyclictest24303-21timerwakeupswit11:33:060
311292650,6sleep30-21swapper/310:50:543
311292650,6sleep30-21swapper/310:50:543
2743199655,38cyclictest352-21runrttasks09:36:032
27431996544,12cyclictest0-21swapper/211:13:112
27431996536,19cyclictest0-21swapper/211:02:262
2743199652,21cyclictest25722-21cron10:42:262
2742999654,22cyclictest31-21ksoftirqd/108:52:301
2742999653,30cyclictest31-21ksoftirqd/107:17:581
27424996539,19cyclictest3315-21kworker/u17:0+nfsiod10:06:550
27424996530,15cyclictest181rcu_preempt08:02:560
27424996523,13cyclictest181rcu_preempt08:47:450
2742499652,28cyclictest8318-21grep09:18:050
27431996441,9cyclictest181rcu_preempt12:32:552
27431996429,8cyclictest181rcu_preempt12:22:262
27431996429,8cyclictest181rcu_preempt12:22:262
27424996446,10cyclictest12070-21cpuspeed07:58:110
27424996445,12cyclictest161ktimers/007:22:430
27424996434,10cyclictest181rcu_preempt11:01:290
27438996350,9cyclictest451rcuc/309:07:253
2743899633,48cyclictest30359-21taskset11:43:143
27431996327,11cyclictest181rcu_preempt09:27:492
27431996317,22cyclictest0-21swapper/207:27:482
27424996349,10cyclictest27411-21cyclictest07:27:510
27424996347,10cyclictest1956-21ssh10:56:490
27424996347,10cyclictest1956-21ssh10:56:490
27424996116,32cyclictest15764-21grep08:07:590
27438996045,10cyclictest451rcuc/307:08:343
2742499602,38cyclictest28077-21runrttasks07:07:530
2743899596,40cyclictest2731-21taskset10:03:003
27438995945,8cyclictest451rcuc/308:12:423
2743899589,23cyclictest31639-21chrt08:58:173
27438995843,9cyclictest451rcuc/308:32:343
27438995643,9cyclictest451rcuc/311:48:123
27438995643,9cyclictest451rcuc/311:48:123
27438995643,9cyclictest451rcuc/307:13:493
27438995642,9cyclictest451rcuc/307:32:403
2743899563,42cyclictest7678-21taskset10:12:293
2743899563,38cyclictest8372-21chrt07:47:293
2743899563,38cyclictest8372-21chrt07:47:293
2743899562,35cyclictest24006-21chrt12:28:043
27438995541,9cyclictest451rcuc/308:11:533
2743899553,38cyclictest26557-21taskset10:43:003
2743899553,38cyclictest26557-21taskset10:43:003
2743899544,37cyclictest5164-21chrt11:56:393
2743899544,37cyclictest5164-21chrt11:56:393
2743899544,37cyclictest20432-21taskset12:22:293
2743899544,37cyclictest20432-21taskset12:22:293
27438995439,9cyclictest451rcuc/307:25:103
27438995436,13cyclictest451rcuc/308:57:253
2743899543,39cyclictest28166-21taskset09:52:273
2743899543,38cyclictest5015-21chrt09:12:563
2743899543,38cyclictest16854-21taskset10:27:283
2743899543,38cyclictest16854-21taskset10:27:283
221552540,7sleep30-21swapper/312:24:113
2743899534,34cyclictest27571-21chrt07:07:323
27438995340,8cyclictest451rcuc/311:35:533
27438995339,10cyclictest451rcuc/307:22:273
2743899533,38cyclictest7566-21chrt09:17:463
2743899525,35cyclictest17391-21taskset12:17:263
2743899525,35cyclictest17391-21taskset12:17:263
27438995238,8cyclictest451rcuc/309:25:533
2743899523,40cyclictest25657-21taskset10:42:153
2743899523,37cyclictest1234-21chrt10:54:433
2743899523,37cyclictest1234-21chrt10:54:433
2743899523,34cyclictest15132-21taskset08:07:303
27438995211,32cyclictest20622-21taskset09:38:083
27438995138,9cyclictest451rcuc/309:58:523
27438995138,9cyclictest451rcuc/309:58:523
27438995137,10cyclictest451rcuc/307:47:393
27438995137,10cyclictest451rcuc/307:47:393
2743899513,38cyclictest28161-21chrt08:47:443
2743899513,37cyclictest18216-21taskset09:34:523
2743899513,36cyclictest17251-21chrt10:27:453
2743899513,35cyclictest9268-21chrt12:02:553
2743899513,35cyclictest9268-21chrt12:02:553
2743899513,35cyclictest6604-21chrt07:42:273
2743899512,36cyclictest6161-21chrt11:57:533
2743899512,36cyclictest6161-21chrt11:57:533
2743899512,35cyclictest29098-21chrt09:52:563
27438995038,8cyclictest451rcuc/311:20:133
27438995036,9cyclictest451rcuc/308:24:363
27438995036,9cyclictest451rcuc/307:29:493
2743899503,37cyclictest10303-21taskset07:52:483
2743899503,37cyclictest10303-21taskset07:52:483
2743899503,36cyclictest4881-21chrt11:01:363
2743899503,35cyclictest12007-21chrt12:07:543
2743899503,34cyclictest21527-21chrt10:34:013
2743899503,32cyclictest8483-21chrt11:07:403
2743899502,38cyclictest18405-21chrt11:23:083
2743899502,36cyclictest9548-21chrt10:14:313
2743899502,32cyclictest27551-21chrt12:33:033
2743899494,31cyclictest9098-21chrt11:08:013
2743899494,31cyclictest9098-21chrt11:08:013
27438994936,8cyclictest451rcuc/308:31:413
27438994936,8cyclictest451rcuc/308:31:413
27438994935,9cyclictest451rcuc/308:02:253
27438994934,10cyclictest451rcuc/309:44:093
2743899493,37cyclictest20617-21chrt11:27:503
2743899493,37cyclictest20617-21chrt11:27:503
2743899493,36cyclictest14107-21chrt09:27:593
27438994931,9cyclictest451rcuc/311:07:323
2743899492,37cyclictest1917-21chrt09:07:493
2743899484,31cyclictest27956-21chrt11:39:293
27438994834,10cyclictest451rcuc/308:44:293
2743899483,31cyclictest13088-21chrt10:21:043
2743899474,30cyclictest12161-21chrt11:13:073
27438994733,9cyclictest451rcuc/308:37:453
27438994430,9cyclictest451rcuc/308:20:483
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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