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2026-02-06 - 14:07
[ 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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackbslot7.osadl.org (updated Fri Feb 06, 2026 00:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
329421050,8sleep20-21swapper/222:47:442
928210411,67sleep1956-21idleruntime19:03:101
202929814,62sleep21-21systemd19:07:432
211999913,70cyclictest16160-21sh22:13:030
2119998974,9cyclictest690-21munin-run21:47:400
87128820,33sleep00-21swapper/019:03:090
2132998668,12cyclictest22402-21timerandwakeup23:18:181
2132998668,12cyclictest22402-21timerandwakeup23:18:181
2136998549,25cyclictest352-21runrttasks21:38:062
2136998464,13cyclictest200-21systemd-journal19:55:512
2136998451,24cyclictest16246-21kworker/u18:4+events_unbound22:32:402
2119998363,9cyclictest0-21swapper/019:22:410
2136998260,8cyclictest181rcu_preempt21:58:442
2136998260,8cyclictest181rcu_preempt21:58:442
213699823,58cyclictest16111-21apt-get22:12:582
2119998262,10cyclictest0-21swapper/019:53:030
2119998258,18cyclictest3898-21munin-node22:29:020
2136998159,8cyclictest181rcu_preempt21:00:172
2119998159,15cyclictest12451-40find23:57:410
2119998159,15cyclictest12451-40find23:57:410
2136998052,8cyclictest181rcu_preempt23:44:082
2136998024,20cyclictest0-21swapper/200:24:392
2132998061,11cyclictest19673-21grep22:18:091
2132998061,11cyclictest19673-21grep22:18:091
213699799,25cyclictest381ktimers/221:32:562
2136997948,23cyclictest22770-21sh22:23:162
2136997858,15cyclictest31977-21latency_hist20:37:442
2136997857,13cyclictest2110-21cyclictest23:08:122
2136997856,16cyclictest2110-21cyclictest19:12:472
2136997847,10cyclictest181rcu_preempt00:09:412
2136997845,7cyclictest181rcu_preempt22:50:522
2136997845,7cyclictest181rcu_preempt22:50:522
2132997862,10cyclictest19827-21runrttasks23:13:571
2136997757,7cyclictest181rcu_preempt23:18:102
2136997757,7cyclictest181rcu_preempt23:18:102
2136997756,8cyclictest181rcu_preempt00:32:522
2136997756,7cyclictest181rcu_preempt23:06:572
2136997751,18cyclictest31415-21latency22:38:072
2136997747,9cyclictest181rcu_preempt22:57:172
2136997747,10cyclictest181rcu_preempt23:59:232
2136997746,9cyclictest181rcu_preempt21:51:582
2136997740,7cyclictest181rcu_preempt00:04:192
2132997757,14cyclictest26974-21munin-run21:37:411
2119997759,12cyclictest15674-21apt-key22:12:430
2119997747,21cyclictest0-21swapper/023:08:090
211999772,59cyclictest10542-21apt-get19:32:590
2136997645,13cyclictest181rcu_preempt19:32:442
2136997644,14cyclictest181rcu_preempt22:58:152
2136997644,14cyclictest181rcu_preempt22:58:152
2136997643,7cyclictest181rcu_preempt00:28:132
2136997643,7cyclictest181rcu_preempt00:28:132
2136997635,10cyclictest2110-21cyclictest23:49:102
2136997622,22cyclictest0-21swapper/223:16:532
2132997661,10cyclictest15569-21http22:12:451
2132997640,27cyclictest24600-21rm23:23:171
2132997634,36cyclictest0-21swapper/122:27:541
211999762,55cyclictest27538-21apt-get21:38:100
2136997551,7cyclictest181rcu_preempt23:35:542
2136997551,7cyclictest181rcu_preempt20:48:152
2136997550,17cyclictest19401-21fschecks_time19:58:042
2136997550,17cyclictest19401-21fschecks_time19:58:042
2136997544,9cyclictest181rcu_preempt23:53:082
2136997544,9cyclictest181rcu_preempt23:53:082
2136997537,16cyclictest2110-21cyclictest21:29:502
2136997531,18cyclictest0-21swapper/223:31:402
2132997560,11cyclictest2110-21cyclictest21:23:541
2132997559,10cyclictest1-21systemd22:47:411
2119997556,12cyclictest26970-21latency_hist21:37:460
2119997555,15cyclictest0-21swapper/022:53:340
2136997450,18cyclictest13405-21switchtime19:38:142
2136997448,8cyclictest181rcu_preempt19:47:252
2136997442,8cyclictest181rcu_preempt22:35:482
2136997442,8cyclictest181rcu_preempt22:35:482
2136997439,12cyclictest181rcu_preempt19:20:082
2119997455,13cyclictest16297-21rm00:03:090
2119997435,30cyclictest0-21swapper/023:17:590
2119997435,30cyclictest0-21swapper/023:17:590
2136997351,9cyclictest181rcu_preempt23:23:172
2136997347,9cyclictest181rcu_preempt23:39:402
2136997347,9cyclictest181rcu_preempt23:39:402
2136997345,7cyclictest181rcu_preempt21:20:232
2136997343,7cyclictest181rcu_preempt20:08:042
2136997343,7cyclictest181rcu_preempt20:08:042
2136997339,10cyclictest181rcu_preempt00:19:222
2136997335,10cyclictest1198-21apt-get20:42:522
2136997331,17cyclictest0-21swapper/221:12:132
2132997357,9cyclictest16571-21ssh00:03:161
2132997357,11cyclictest2110-21cyclictest23:28:021
2132997345,20cyclictest16246-21kworker/u18:4+nfsiod22:53:261
2132997341,24cyclictest27538-21apt-get21:38:151
2119997311,32cyclictest15-21ksoftirqd/023:50:400
2136997243,8cyclictest181rcu_preempt20:18:082
2136997243,7cyclictest181rcu_preempt22:12:292
2136997241,7cyclictest181rcu_preempt22:03:272
2136997240,11cyclictest181rcu_preempt19:47:562
2136997233,20cyclictest0-21swapper/221:42:502
2132997259,9cyclictest22038-21kworker/u17:2-ext4-rsv-conversion20:57:431
2132997254,12cyclictest352-21runrttasks21:48:021
2132997252,15cyclictest4162-21fschecks_time23:43:051
2132997235,30cyclictest0-21swapper/119:37:531
2132997233,28cyclictest12319-21apt-get21:12:531
2132997221,19cyclictest5402-21taskset21:54:151
211999726,36cyclictest32566-21sh00:31:060
211999726,36cyclictest32566-21sh00:31:060
2119997258,8cyclictest0-21swapper/021:53:030
2119997215,25cyclictest0-21swapper/000:18:530
2136997141,7cyclictest181rcu_preempt21:23:542
2136997141,7cyclictest181rcu_preempt21:16:172
2136997141,7cyclictest181rcu_preempt00:17:252
2136997132,18cyclictest0-21swapper/219:25:362
2136997122,19cyclictest0-21swapper/222:19:492
2136997122,19cyclictest0-21swapper/222:19:492
2132997154,10cyclictest14651-21kernelversion19:43:191
2132997150,14cyclictest21702-21cpu00:13:001
2132997133,33cyclictest0-21swapper/123:52:561
2132997133,33cyclictest0-21swapper/123:52:561
2132997132,32cyclictest0-21swapper/122:07:561
2132997125,34cyclictest0-21swapper/119:07:551
2132997122,19cyclictest14968-21ssh00:01:291
2132997119,23cyclictest21127-21kworker/u18:1+rpciod00:32:471
211999713,57cyclictest12777-21ssh23:57:560
2119997135,21cyclictest0-21swapper/022:27:410
211999712,37cyclictest15-21ksoftirqd/020:37:190
2136997044,17cyclictest29778-21unixbench_singl20:28:202
2136997041,8cyclictest181rcu_preempt21:53:422
2132997035,25cyclictest9199-21apt-get19:27:541
2132997032,24cyclictest27202-21apt-get20:22:531
2119997056,10cyclictest2110-21cyclictest23:02:410
2119997056,10cyclictest2110-21cyclictest23:02:410
2119997049,11cyclictest0-21swapper/022:42:400
2119997012,52cyclictest0-21swapper/023:02:510
66822690,8sleep00-21swapper/023:47:430
2136996943,7cyclictest181rcu_preempt20:03:062
2136996943,7cyclictest181rcu_preempt20:03:062
2136996938,8cyclictest181rcu_preempt19:28:022
2136996928,19cyclictest0-21swapper/221:05:332
2132996953,10cyclictest29291-21ntp_kernel_err20:28:101
2132996952,11cyclictest10054-21cstates22:02:581
2132996940,21cyclictest1116-21modprobe22:42:401
2132996932,26cyclictest2815-21apt-get20:47:541
2132996922,18cyclictest9007-21diskmemload21:44:321
211999699,25cyclictest0-21swapper/022:36:300
211999699,25cyclictest0-21swapper/022:36:300
2119996949,14cyclictest1516-21sh00:33:090
2119996948,14cyclictest22267-21latency_hist20:07:430
2119996948,14cyclictest22267-21latency_hist20:07:430
2119996926,9cyclictest161ktimers/023:15:390
2136996839,9cyclictest181rcu_preempt20:38:172
2132996848,14cyclictest28413-21latency22:33:071
2132996848,14cyclictest28413-21latency22:33:071
2132996837,22cyclictest925-21modprobe20:42:411
213299683,43cyclictest21345-21ssh21:27:561
2132996833,27cyclictest0-21swapper/120:02:531
2132996833,27cyclictest0-21swapper/120:02:531
2132996832,26cyclictest18671-21apt-get00:07:541
2132996830,27cyclictest8421-21awk21:03:151
2119996849,13cyclictest9775-21ssh21:08:070
211999682,28cyclictest15-21ksoftirqd/020:28:070
211999682,27cyclictest15-21ksoftirqd/019:48:090
2119996820,34cyclictest19054-21/usr/sbin/munin22:18:030
2119996820,34cyclictest19054-21/usr/sbin/munin22:18:030
211999680,27cyclictest29401-21ssh23:30:520
128526812,34sleep30-21swapper/319:03:243
2136996738,7cyclictest181rcu_preempt20:52:462
2136996724,34cyclictest2922-21find19:08:122
2136996722,17cyclictest0-21swapper/220:23:102
2132996751,10cyclictest30602-21fschecks_count20:33:041
2132996734,20cyclictest22352-21apt-get20:07:521
2132996734,20cyclictest22352-21apt-get20:07:521
2132996733,27cyclictest913-21ssh23:37:561
2132996733,27cyclictest913-21ssh23:37:561
2132996732,30cyclictest0-21swapper/119:12:591
2132996729,29cyclictest24825-21/usr/sbin/munin00:18:041
2132996727,32cyclictest17713-21fschecks_count19:53:021
2132996721,18cyclictest9007-21diskmemload00:28:571
2132996721,18cyclictest9007-21diskmemload00:28:571
2132996721,18cyclictest16669-21sh21:18:571
2132996718,21cyclictest15872-21/usr/sbin/munin19:48:051
2132996716,22cyclictest0-21swapper/123:49:531
2119996751,9cyclictest12846-21ssh21:13:090
2119996750,11cyclictest297-21systemd-logind19:27:420
2119996739,13cyclictest0-21swapper/020:58:170
2119996725,10cyclictest161ktimers/000:13:220
211999672,34cyclictest15-21ksoftirqd/000:26:120
2132996651,11cyclictest2110-21cyclictest22:48:191
2132996651,11cyclictest2110-21cyclictest22:48:191
2132996648,11cyclictest7683-21sendmail_mailst21:58:141
2132996648,11cyclictest7683-21sendmail_mailst21:58:141
2132996635,19cyclictest23955-21apt-get20:12:531
2132996633,24cyclictest6048-21apt-get20:57:521
2132996632,29cyclictest0-21swapper/120:17:571
2132996626,31cyclictest18204-21idleruntime-cro23:12:401
2132996626,30cyclictest22077-21runrttasks22:22:571
2119996643,18cyclictest15591-21fschecks_count21:18:030
2119996618,9cyclictest12031-21rm22:06:090
2132996551,10cyclictest2271-21kworker/u19:2+events_unbound20:47:431
2132996547,9cyclictest0-21swapper/121:07:591
2132996533,21cyclictest7593-21apt-get19:22:511
2132996527,25cyclictest12391-21latency_hist19:37:441
2132996523,36cyclictest0-21swapper/119:57:571
2132996523,36cyclictest0-21swapper/119:57:571
2119996548,11cyclictest18906-21ssh21:23:090
2119996547,13cyclictest3569-21threads20:48:170
211999654,26cyclictest15-21ksoftirqd/023:24:260
211999653,28cyclictest20644-21latency_hist20:02:430
211999653,28cyclictest20644-21latency_hist20:02:430
211999653,25cyclictest15-21ksoftirqd/020:38:070
211999652,27cyclictest23026-21mailstats20:08:140
211999652,27cyclictest23026-21mailstats20:08:140
211999652,25cyclictest15-21ksoftirqd/022:48:380
211999652,25cyclictest15-21ksoftirqd/022:48:380
2119996516,13cyclictest20151-21ssh00:09:260
2119996514,25cyclictest15-21ksoftirqd/022:45:230
2132996450,10cyclictest2110-21cyclictest23:04:071
2132996433,26cyclictest0-21swapper/122:57:521
2132996433,26cyclictest0-21swapper/122:57:521
2132996426,28cyclictest5970-21/usr/sbin/munin19:18:151
2132996421,32cyclictest30178-21latency_hist00:27:401
2132996420,36cyclictest545-21latency_hist23:37:401
2119996448,10cyclictest13588-21unixbench_multi19:38:160
2119996445,7cyclictest181rcu_preempt21:05:200
2119996443,11cyclictest0-21swapper/019:32:430
2119996424,21cyclictest2533-21cron20:47:400
2119996410,33cyclictest15-21ksoftirqd/023:39:230
2119996410,33cyclictest15-21ksoftirqd/023:39:230
2136996339,14cyclictest0-21swapper/220:17:442
2119996339,13cyclictest0-21swapper/021:28:150
211999633,27cyclictest15-21ksoftirqd/022:00:350
211999633,27cyclictest15-21ksoftirqd/022:00:350
211999632,25cyclictest15-21ksoftirqd/023:36:360
2119996246,9cyclictest5815-21sh20:57:420
2119996246,10cyclictest14500-21fschecks_count19:43:160
211999624,20cyclictest15-21ksoftirqd/019:13:120
2119996237,17cyclictest200-21systemd-journal20:25:100
211999612,33cyclictest15-21ksoftirqd/020:15:490
2119996111,26cyclictest15-21ksoftirqd/019:08:550
211999603,27cyclictest15-21ksoftirqd/020:17:520
211999602,26cyclictest15-21ksoftirqd/021:49:520
267662550,8sleep30-21swapper/321:37:093
2140995517,22cyclictest22603-21taskset23:18:203
2140995517,22cyclictest22603-21taskset23:18:203
214099533,38cyclictest32177-21taskset20:37:593
214099533,33cyclictest5023-21taskset21:53:183
2140995313,27cyclictest13675-21taskset23:58:163
41262520,6sleep30-21swapper/323:43:043
214099513,36cyclictest1113-21taskset23:38:023
214099513,36cyclictest1113-21taskset23:38:023
214099513,31cyclictest2824-21taskset19:08:083
2140995117,22cyclictest30220-21chrt00:27:423
2140995116,21cyclictest19506-21chrt21:23:313
2140995114,25cyclictest27677-21taskset21:38:143
2140995114,24cyclictest25814-21taskset00:18:383
2140995112,26cyclictest12978-21taskset21:13:143
214099503,35cyclictest20252-21taskset23:15:083
214099503,34cyclictest15721-21taskset23:07:593
214099503,34cyclictest1226-21chrt21:48:033
214099503,33cyclictest25910-21taskset22:28:163
2140995017,21cyclictest30967-21chrt00:28:113
2140995017,21cyclictest30967-21chrt00:28:113
2140995014,25cyclictest8667-21taskset22:55:593
2140995014,23cyclictest22077-21chrt22:22:573
2140995012,26cyclictest32513-21taskset22:39:383
2140995011,28cyclictest7734-21taskset19:22:583
214099494,32cyclictest27971-21chrt23:28:093
214099493,34cyclictest22257-21chrt00:13:153
214099492,34cyclictest20100-21taskset19:58:183
214099492,34cyclictest20100-21taskset19:58:183
2140994916,21cyclictest10542-21chrt22:03:113
214099484,31cyclictest15679-21taskset22:12:433
214099483,33cyclictest28161-21taskset22:33:023
214099483,33cyclictest28161-21taskset22:33:023
214099483,32cyclictest19595-21taskset22:18:063
214099483,32cyclictest19595-21taskset22:18:063
214099483,32cyclictest1786-21chrt00:33:173
214099482,33cyclictest609-21taskset23:37:413
2140994817,20cyclictest7821-21chrt21:03:013
2140994816,22cyclictest1446-21chrt22:42:553
2140994814,23cyclictest21947-21chrt21:28:133
2140994814,21cyclictest10468-21chrt21:08:243
2140994813,24cyclictest14664-21taskset19:43:193
2140994810,24cyclictest28461-21taskset20:26:493
214099473,32cyclictest6992-21taskset23:47:593
214099473,32cyclictest6990-21taskset21:57:563
214099473,32cyclictest6990-21taskset21:57:563
214099473,32cyclictest22698-21chrt20:08:063
214099473,32cyclictest22698-21chrt20:08:063
214099473,32cyclictest16484-21taskset00:03:143
214099473,32cyclictest12476-21taskset23:02:443
214099473,32cyclictest12476-21taskset23:02:443
214099473,31cyclictest24829-21chrt23:23:233
214099472,32cyclictest3899-21chrt19:12:453
2140994712,22cyclictest30383-21taskset20:32:443
2140994712,21cyclictest5996-21chrt19:17:563
2140994711,25cyclictest4728-21taskset22:48:503
2140994711,25cyclictest4728-21taskset22:48:503
2140994710,25cyclictest32182-21taskset21:44:593
214099463,31cyclictest16630-21chrt19:48:133
214099463,31cyclictest12338-21taskset19:37:123
214099463,30cyclictest6313-21taskset20:58:033
214099462,33cyclictest18693-21taskset00:07:563
214099462,32cyclictest16404-21taskset22:13:443
2140994613,22cyclictest24101-21chrt20:13:003
2140994612,21cyclictest9702-21chrt19:28:093
214099453,30cyclictest29632-21chrt20:28:193
214099453,30cyclictest1207-21taskset20:42:573
214099453,29cyclictest10327-21chrt23:53:093
214099453,29cyclictest10327-21chrt23:53:093
214099452,32cyclictest2825-21taskset20:47:593
2140994513,21cyclictest4557-21chrt20:52:573
2140994512,24cyclictest15859-21taskset21:18:083
2140994511,24cyclictest21747-21chrt20:03:283
2140994511,24cyclictest21747-21chrt20:03:283
2140994510,24cyclictest26116-21taskset20:18:103
214099443,28cyclictest17505-21chrt19:52:553
214099443,28cyclictest12752-21taskset19:37:573
2140994414,21cyclictest12692-21chrt23:02:563
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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