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2026-02-04 - 13:52
[ 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 the highest latencies:
System rackbslot7.osadl.org (updated Wed Feb 04, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17657218710,30sleep00-21swapper/019:03:090
17657218710,30sleep00-21swapper/019:03:090
1891721376,52sleep218916-21/usr/sbin/munin19:07:522
1891721376,52sleep218916-21/usr/sbin/munin19:07:522
189909912561,57cyclictest9013-21sh00:13:220
190009911657,9cyclictest0-21swapper/222:33:562
190009911558,50cyclictest22963-21latency_hist00:37:512
190009911558,50cyclictest22963-21latency_hist00:37:512
189909911258,48cyclictest26177-21diskmemload00:07:510
18990991102,14cyclictest19606-21ssh23:37:590
189909910953,49cyclictest27029-21sh22:55:280
189909910953,49cyclictest27029-21sh22:55:280
18990991092,37cyclictest21538-21chrt20:53:040
19000991083,36cyclictest3804-21fschecks_time19:58:112
18990991083,27cyclictest10657-21taskset23:23:000
18990991083,27cyclictest10657-21taskset23:23:000
18990991083,23cyclictest27173-21sh22:02:310
189909910613,22cyclictest15875-21sh00:25:000
189909910613,22cyclictest15875-21sh00:25:000
189909910542,55cyclictest19089-21latency_hist22:42:510
18990991052,24cyclictest30991-21taskset21:14:320
18990991043,25cyclictest7231-21ssh23:17:330
18990991033,24cyclictest21487-21sh00:34:020
18990991033,24cyclictest21487-21sh00:34:020
19000991023,35cyclictest18477-21latency_hist21:47:522
19000991023,35cyclictest18477-21latency_hist21:47:522
18990991024,12cyclictest30586-21apt-get22:08:020
18990991013,27cyclictest18971-21ssh21:48:110
18990991012,24cyclictest5993-21modprobe21:27:480
18990991012,24cyclictest5993-21modprobe21:27:480
18990991004,26cyclictest31804-21ntpq23:03:200
18990991002,30cyclictest10286-21sshd20:18:280
1899099993,22cyclictest7659-21/usr/sbin/munin23:18:240
1899099992,33cyclictest6899-21grep21:28:350
1899099983,32cyclictest17165-21/usr/sbin/munin00:28:090
1899099983,29cyclictest13740-21fschecks_time22:33:410
1899099982,30cyclictest11221-21/usr/sbin/munin00:18:590
1899099982,24cyclictest4044-21ssh23:11:580
1899099982,23cyclictest4479-21if_err_eth022:18:120
1899099973,25cyclictest15049-21/usr/sbin/munin20:33:160
1899099973,22cyclictest26586-21/usr/sbin/munin23:49:240
1899099964,9cyclictest0-21swapper/021:47:510
1899099964,9cyclictest0-21swapper/021:47:510
1899099964,32cyclictest28713-21ssh22:58:150
1899099964,30cyclictest29294-21ssh23:53:160
1899099964,29cyclictest26279-21fschecks_count19:28:090
1899099963,30cyclictest21507-21sort19:13:140
1899099962,23cyclictest11267-21ssh22:28:420
1899099962,23cyclictest11267-21ssh22:28:420
1899599953,72cyclictest13324-21runrttasks22:33:081
1899099954,29cyclictest13603-21/usr/sbin/munin23:28:180
18990999540,48cyclictest0-21swapper/020:23:290
18990999540,48cyclictest0-21swapper/020:23:290
1899099953,83cyclictest9624-21cstates21:33:060
1899099953,28cyclictest5414-21grep20:03:120
1899099953,24cyclictest27659-21/usr/sbin/munin19:33:170
1899099952,27cyclictest352-21runrttasks21:19:330
1899099944,9cyclictest0-21swapper/019:43:250
1899099944,30cyclictest22210-21/usr/sbin/munin22:48:080
1899099943,27cyclictest7737-21pluginstate22:23:200
1899099943,24cyclictest28409-21ssh21:10:410
1899099942,27cyclictest352-21runrttasks00:00:290
1899099942,22cyclictest19261-21ssh22:43:010
1899099942,22cyclictest19261-21ssh22:43:010
1899099934,28cyclictest5239-21/usr/sbin/munin00:08:200
1899099933,28cyclictest24142-21/usr/sbin/munin20:58:250
1899099933,28cyclictest24142-21/usr/sbin/munin20:58:250
1899099933,26cyclictest4930-21latency_hist20:02:500
1899099933,26cyclictest32757-21taskset19:47:590
1899099932,14cyclictest23280-21ps23:43:210
1899099932,14cyclictest23280-21ps23:43:210
1899599923,57cyclictest6001-21apt-get21:28:041
1899099924,30cyclictest29287-21/usr/sbin/munin19:38:130
1899099923,28cyclictest352-21runrttasks19:08:140
1899099923,28cyclictest352-21runrttasks19:08:140
1899099923,26cyclictest27596-21runrttasks22:03:000
1899099923,26cyclictest27596-21runrttasks22:03:000
1899099923,25cyclictest21329-21latency_hist20:52:510
1899099923,13cyclictest0-21swapper/020:13:220
1899099914,9cyclictest0-21swapper/021:52:590
1899099913,33cyclictest17841-21runrttasks20:40:240
1899099913,29cyclictest16999-21/usr/sbin/munin23:33:140
1899099913,29cyclictest16999-21/usr/sbin/munin23:33:140
1899099913,29cyclictest12564-21/usr/sbin/munin21:38:050
1899099913,27cyclictest3477-21latency_hist19:57:520
1899099912,27cyclictest1370-21fschecks_count22:13:120
1899099912,25cyclictest14802-21latency_hist20:32:510
1899099912,25cyclictest14802-21latency_hist20:32:510
1899099903,32cyclictest18844-21taskset20:43:200
1899099903,28cyclictest7682-21grep20:08:240
1899099903,28cyclictest22840-21/usr/sbin/munin19:18:050
18995998839,40cyclictest0-21swapper/123:28:031
18995998823,35cyclictest4909-21sh22:18:231
1899099884,26cyclictest25804-21latency_hist19:27:520
1899099883,31cyclictest25101-21fschecks_time21:03:100
1900099879,28cyclictest25782-21apt-get23:48:062
19000998752,15cyclictest181rcu_preempt00:18:112
18995998730,27cyclictest0-21swapper/122:27:481
18995998723,23cyclictest0-21swapper/121:33:251
19000998664,14cyclictest26417-21sh22:53:452
19000998664,14cyclictest26417-21sh22:53:452
19000998560,19cyclictest3235-21cron19:57:482
18995998459,17cyclictest4999-21latency_hist20:02:511
18995998422,25cyclictest0-21swapper/121:43:451
18995998422,25cyclictest0-21swapper/121:43:451
18995998419,26cyclictest23260-21ssh22:48:251
184232836,51sleep118509-21uptime19:03:351
184232836,51sleep118509-21uptime19:03:351
18995998262,13cyclictest14157-21switchtime20:28:231
18995998262,13cyclictest14157-21switchtime20:28:231
19000998155,19cyclictest1-21systemd20:03:242
18995998156,16cyclictest26177-21diskmemload22:41:071
18995998117,35cyclictest24049-21unixbench_multi20:58:241
18995998117,35cyclictest24049-21unixbench_multi20:58:241
19000998064,10cyclictest25244-21awk23:47:482
19000998064,10cyclictest25244-21awk23:47:482
1900099804,36cyclictest31153-21/usr/sbin/munin23:03:152
18995998027,22cyclictest10533-21latency_hist23:22:511
18995998021,23cyclictest27726-21ssh23:50:501
19000997945,13cyclictest181rcu_preempt23:53:062
18995997947,22cyclictest30763-21apt-key19:42:511
1899599793,22cyclictest30304-21switchtime21:13:231
1899599792,55cyclictest30646-21apt-get19:43:021
18995997917,27cyclictest0-21swapper/119:52:511
19000997861,8cyclictest381ktimers/200:28:002
19000997847,21cyclictest11600-21cut20:22:512
18995997843,25cyclictest22576-21apt-get23:43:021
18995997843,25cyclictest22576-21apt-get23:43:021
19000997759,12cyclictest25671-21unixbench_singl21:58:262
1900099768,58cyclictest6546-21apt-get21:28:102
19000997660,10cyclictest31750-21processes19:43:382
19000997660,10cyclictest29810-21fschecks_time21:13:112
19000997658,12cyclictest20772-21munin-node22:10:122
18995997613,31cyclictest0-21swapper/100:33:101
18995997613,31cyclictest0-21swapper/100:33:101
19000997552,14cyclictest26177-21diskmemload00:08:282
19000997547,18cyclictest17632-21unixbench_multi23:33:262
19000997547,18cyclictest17632-21unixbench_multi23:33:262
18995997550,17cyclictest30990-21sh22:08:131
18995997545,21cyclictest12053-21cut20:23:141
18995997545,21cyclictest12053-21cut20:23:141
18995997531,39cyclictest0-21swapper/121:23:221
18995997531,39cyclictest0-21swapper/121:23:221
18995997530,36cyclictest27595-21/usr/sbin/munin22:03:001
18995997530,36cyclictest27595-21/usr/sbin/munin22:03:001
18995997524,37cyclictest32533-21ssh21:18:011
1900099745,48cyclictest4396-21ssh23:12:502
19000997443,22cyclictest19563-21sh23:37:562
19000997441,15cyclictest8412-21ssh00:13:072
18995997442,21cyclictest2285-21apt-get00:03:021
18995997436,31cyclictest0-21swapper/121:08:051
18995997435,26cyclictest19599-21apt-get23:37:591
18995997424,23cyclictest27072-21taskset19:28:361
18995997416,29cyclictest0-21swapper/122:28:161
18995997416,29cyclictest0-21swapper/122:28:161
18995997415,28cyclictest0-21swapper/122:02:521
18995997415,27cyclictest14542-21fschecks_time00:23:111
18995997415,27cyclictest14542-21fschecks_time00:23:111
18995997411,27cyclictest0-21swapper/121:50:541
19000997355,11cyclictest58-21kcompactd023:18:542
19000997352,11cyclictest0-21swapper/222:42:512
19000997350,7cyclictest181rcu_preempt22:50:242
1899599733,23cyclictest16830-21ssh23:33:101
1899599733,23cyclictest16830-21ssh23:33:101
18995997326,32cyclictest17850-21ps00:28:211
18995997311,27cyclictest20494-21ps20:48:211
18995997310,25cyclictest0-21swapper/120:33:211
19000997255,10cyclictest451-21kworker/u17:1-xprtiod22:28:252
19000997255,10cyclictest451-21kworker/u17:1-xprtiod22:28:252
19000997249,16cyclictest14661-21unixbench_singl23:28:262
1900099724,49cyclictest523-21fschecks_time19:48:102
1900099724,45cyclictest18118-21latency_hist20:42:512
18995997248,15cyclictest0-21swapper/100:08:091
18995997237,22cyclictest8231-21apt-get00:13:041
18995997224,24cyclictest29131-21timerwakeupswit22:58:241
1899599722,33cyclictest6126-21unixbench_singl20:03:261
1900899713,55cyclictest14156-21taskset22:33:523
1900899713,36cyclictest1284-21taskset21:18:443
19000997152,12cyclictest0-21swapper/221:57:522
19000997150,11cyclictest0-21swapper/219:18:092
1900099714,43cyclictest32499-21/usr/sbin/munin21:18:052
19000997138,24cyclictest10959-21grep23:23:112
19000997138,24cyclictest10959-21grep23:23:112
1900099713,49cyclictest22724-21latency_hist19:17:512
1900099713,48cyclictest21972-21taskset20:53:182
19000997123,15cyclictest12762-21fschecks_time21:38:112
18995997148,13cyclictest0-21swapper/123:08:061
1899599713,33cyclictest9235-21timerwakeupswit20:13:241
18995997127,26cyclictest6759-21apt-get20:07:591
18995997124,17cyclictest26359-21latency_hist21:07:511
18995997121,23cyclictest352-21runrttasks23:17:011
18995997121,21cyclictest352-21runrttasks23:07:021
1900899704,54cyclictest11967-21chrt00:18:513
1900899703,33cyclictest18317-21chrt23:35:103
1900899703,33cyclictest18317-21chrt23:35:103
1900099704,50cyclictest28224-21ssh22:58:032
18995997036,23cyclictest1908-21apt-get19:53:051
18995997036,22cyclictest16702-21apt-get20:38:001
1899599703,32cyclictest26177-21diskmemload23:59:371
18995997031,30cyclictest0-21swapper/119:17:591
1900899694,51cyclictest5030-21chrt23:13:133
1900899693,54cyclictest26111-21chrt23:48:563
1900899692,31cyclictest29998-21chrt23:53:513
19000996955,10cyclictest58-21kcompactd021:49:202
19000996954,9cyclictest0-21swapper/222:03:242
19000996954,9cyclictest0-21swapper/222:03:242
19000996948,14cyclictest332-21sh23:58:262
19000996947,12cyclictest0-21swapper/220:08:092
19000996945,17cyclictest26177-21diskmemload23:13:172
1900099693,50cyclictest3608-21df21:23:272
1900099693,50cyclictest3608-21df21:23:272
18995996948,13cyclictest0-21swapper/121:57:481
1899599694,34cyclictest31-21ksoftirqd/119:12:591
1900899683,33cyclictest23919-21chrt21:56:473
1900899683,33cyclictest1446-21chrt22:13:133
1900899682,35cyclictest20555-21chrt19:12:503
1900899682,35cyclictest20555-21chrt19:12:503
1900899682,33cyclictest12360-21taskset23:25:093
1900899682,33cyclictest12360-21taskset23:25:093
1900099686,44cyclictest3203-21ssh22:16:152
19000996846,16cyclictest7392-21sh22:23:112
19000996846,13cyclictest0-21swapper/222:43:292
19000996846,13cyclictest0-21swapper/222:43:292
1900099684,33cyclictest26167-21cstates19:28:052
1900099683,25cyclictest25928-21latency_hist19:27:522
18995996844,15cyclictest200-21systemd-journal19:37:491
1899599683,33cyclictest13536-21grep21:38:261
18995996831,28cyclictest10952-21rm23:23:101
18995996831,28cyclictest10952-21rm23:23:101
18995996831,26cyclictest11242-21apt-get00:18:081
1899599682,50cyclictest9724-21apt-get20:18:031
18995996814,28cyclictest0-21swapper/123:53:171
1900899673,52cyclictest23071-21chrt00:37:523
1900899673,52cyclictest23071-21chrt00:37:523
1900899673,51cyclictest7625-21chrt20:08:243
1900899673,51cyclictest27406-21chrt22:02:513
1900899673,33cyclictest30062-21taskset19:38:223
1900899673,33cyclictest29328-21chrt22:05:103
1900899673,33cyclictest29328-21chrt22:05:103
1900899673,32cyclictest16069-21chrt21:43:453
1900899673,32cyclictest16069-21chrt21:43:453
1900899673,31cyclictest12684-21chrt21:38:093
1900899672,32cyclictest32507-21chrt22:10:463
1900099676,32cyclictest352-21runrttasks00:24:482
1900099676,32cyclictest352-21runrttasks00:24:482
1900099675,42cyclictest352-21runrttasks20:45:552
1900099673,41cyclictest16410-21latency_hist20:37:512
18995996731,26cyclictest1329-21grep22:13:111
18995996729,26cyclictest22109-21seq20:53:241
18995996727,29cyclictest19235-21ssh22:42:591
18995996727,29cyclictest19235-21ssh22:42:591
18995996717,43cyclictest24660-21fschecks_count19:23:091
1900899663,50cyclictest9985-21chrt22:27:523
1900899663,31cyclictest4066-21chrt00:05:223
1900899663,31cyclictest30639-21chrt21:13:333
1900899663,31cyclictest21541-21chrt20:53:073
1900899662,32cyclictest2916-21chrt19:53:423
19000996648,13cyclictest11839-21/usr/sbin/munin20:23:272
19000996648,13cyclictest11839-21/usr/sbin/munin20:23:272
19000996647,14cyclictest8081-21kworker/u17:2+events_unbound20:14:482
19000996645,14cyclictest10490-21unixbench_multi21:33:252
1900899653,31cyclictest28398-21chrt22:58:093
1900899653,31cyclictest25348-21chrt22:53:063
1900899653,31cyclictest25348-21chrt22:53:063
1900899653,31cyclictest15811-21chrt20:33:233
1900899653,30cyclictest6744-21chrt00:09:313
1900899653,30cyclictest27869-21chrt21:09:113
1900899652,32cyclictest13587-21chrt23:27:563
1900899652,31cyclictest5780-21chrt22:20:023
19000996543,10cyclictest0-21swapper/220:52:072
1900099653,42cyclictest4994-21ls22:18:242
1900099653,41cyclictest30846-21cmp19:42:512
19000996518,35cyclictest25022-21grep21:03:102
18995996543,14cyclictest18563-21fschecks_time20:43:121
18995996530,26cyclictest25449-21sh22:53:101
18995996530,26cyclictest25449-21sh22:53:101
18995996526,29cyclictest19831-21/usr/sbin/munin19:08:221
18995996526,29cyclictest19831-21/usr/sbin/munin19:08:221
1900899643,31cyclictest11451-21chrt22:29:143
1900899643,31cyclictest11451-21chrt22:29:143
1900899643,30cyclictest24780-21chrt23:46:333
1900899643,30cyclictest24780-21chrt23:46:333
1900899643,30cyclictest21301-21chrt20:52:503
1900899643,30cyclictest20505-21chrt21:50:353
1900899643,29cyclictest3781-21chrt21:23:343
1900899643,29cyclictest3781-21chrt21:23:343
1900899642,33cyclictest17829-21taskset20:40:153
1900899642,31cyclictest8706-21chrt21:31:333
1900899642,31cyclictest24824-21taskset21:02:593
1900899642,30cyclictest3137-21taskset23:09:243
1900899642,30cyclictest21511-21chrt22:46:413
1900899642,30cyclictest21511-21chrt22:46:413
1900899642,30cyclictest20950-21chrt23:39:073
1900899642,30cyclictest19370-21chrt00:31:273
1900899642,29cyclictest9641-21chrt23:20:513
19000996439,14cyclictest0-21swapper/220:28:082
19000996439,14cyclictest0-21swapper/220:28:082
1900899633,31cyclictest783-21taskset23:59:303
1900899633,30cyclictest9495-21chrt00:13:533
1900899633,30cyclictest556-21chrt23:05:303
1900899633,30cyclictest18289-21chrt22:41:023
1900899633,28cyclictest29014-21chrt19:37:493
1900899632,32cyclictest9433-21chrt21:32:543
1900899632,31cyclictest6236-21taskset20:04:393
1900899632,31cyclictest24279-21taskset22:51:073
1900899632,30cyclictest841-21chrt19:48:193
1900899632,30cyclictest12919-21chrt20:24:233
1900899632,30cyclictest12919-21chrt20:24:233
1900899632,29cyclictest22467-21chrt19:16:433
19000996341,12cyclictest0-21swapper/220:58:102
19000996341,12cyclictest0-21swapper/220:58:102
1900099633,48cyclictest19243-21cpuspeed19:08:052
1900099633,48cyclictest19243-21cpuspeed19:08:052
1900099633,44cyclictest27659-21/usr/sbin/munin19:33:072
1900899622,30cyclictest4538-21chrt19:58:313
1900899622,30cyclictest16754-21chrt00:27:303
1900899622,30cyclictest16754-21chrt00:27:303
1900899622,29cyclictest24190-21chrt20:58:503
1900899622,29cyclictest24190-21chrt20:58:503
1900899622,29cyclictest18407-21chrt20:43:063
1900899622,29cyclictest14654-21chrt20:31:043
1900899622,29cyclictest14654-21chrt20:31:043
1900899622,28cyclictest9484-21chrt20:14:563
19000996239,9cyclictest1974-21kworker/u17:1-xprtiod00:07:002
1900099623,32cyclictest26474-21/usr/sbin/munin21:08:132
1900899613,29cyclictest32448-21chrt19:47:303
1900899612,30cyclictest27281-21chrt19:31:213
1900899612,28cyclictest25557-21chrt19:24:453
1900899612,28cyclictest10275-21chrt20:18:163
1884426013,26sleep30-21swapper/319:07:493
1884426013,26sleep30-21swapper/319:07:493
1900899572,26cyclictest23963-21chrt19:19:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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