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2026-01-19 - 16:20
[ 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 Mon Jan 19, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
327349912447,33cyclictest17061-21ssh10:18:520
327349912135,24cyclictest0-21swapper/009:59:000
32734991193,38cyclictest352-21runrttasks09:58:480
3248821108,82sleep10-21swapper/107:07:331
327419910837,64cyclictest0-21swapper/110:14:231
32734991073,46cyclictest2015-21sshd08:50:090
327419910314,71cyclictest7179-21diskmemload09:14:061
327419910043,50cyclictest2423-21latency_hist08:53:521
3274199993,76cyclictest30887-21ssh12:29:231
3274199993,76cyclictest30887-21ssh12:29:231
3181529911,62sleep031820-21ntpq07:04:310
32741999750,39cyclictest0-21swapper/109:29:261
32741999738,9cyclictest0-21swapper/107:18:491
32741999536,10cyclictest0-21swapper/111:09:051
32741999528,24cyclictest2999-21/usr/sbin/munin10:49:151
32741999439,45cyclictest0-21swapper/109:13:501
32741999439,45cyclictest0-21swapper/109:13:501
3274199943,43cyclictest19484-21sh09:28:521
3274199943,43cyclictest19484-21sh09:28:521
3274199943,30cyclictest2899-21taskset09:54:221
32741999339,48cyclictest26685-21timerwakeupswit09:39:251
32741999337,8cyclictest0-21swapper/111:14:231
32741999334,9cyclictest0-21swapper/109:38:461
32741999334,51cyclictest0-21swapper/108:24:221
3274199933,36cyclictest3979-21grep11:44:161
3274199933,34cyclictest32069-21cut08:44:111
32746999264,19cyclictest29917-21sendmail08:38:492
32746999263,20cyclictest10289-21apt-key09:13:532
32746999263,20cyclictest10289-21apt-key09:13:532
32741999244,42cyclictest0-21swapper/109:49:271
32741999235,9cyclictest0-21swapper/110:54:231
3274199923,31cyclictest2156-21timerandwakeup12:34:251
32741999233,13cyclictest0-21swapper/107:29:171
3274199922,30cyclictest28795-21grep08:34:121
32746999160,15cyclictest2292-21munin-node10:54:132
32741999138,46cyclictest23770-21fschecks_time10:29:111
32741999136,11cyclictest0-21swapper/111:24:251
32741999136,11cyclictest0-21swapper/111:24:251
3274199913,36cyclictest16636-21latency_hist09:23:531
3274199913,32cyclictest13464-21wc11:59:271
3274199913,32cyclictest13464-21wc11:59:271
32741999127,11cyclictest0-21swapper/112:13:581
32741999066,18cyclictest298-21in:imuxsock11:03:491
3274199904,33cyclictest20481-21/usr/sbin/munin10:25:031
32741999036,9cyclictest0-21swapper/107:39:131
32741999036,9cyclictest0-21swapper/107:39:131
32741999034,12cyclictest8044-21latency_hist10:03:521
3274199903,34cyclictest30186-21/usr/sbin/munin08:39:261
32741999030,12cyclictest0-21swapper/108:54:131
32741999030,12cyclictest0-21swapper/108:54:131
32741999030,10cyclictest0-21swapper/112:24:201
32741999026,13cyclictest0-21swapper/109:04:101
32741999024,11cyclictest0-21swapper/108:29:051
3274199902,31cyclictest21608-21grep11:19:181
3274699893,63cyclictest30205-21apt-get12:29:042
3274699893,63cyclictest30205-21apt-get12:29:042
3274199894,31cyclictest20771-21cut08:09:111
3274199894,30cyclictest18881-21/usr/sbin/munin08:04:101
32741998934,12cyclictest31655-21sh10:42:271
3274199893,34cyclictest9500-21taskset10:04:481
3274199893,28cyclictest12619-21fschecks_count07:44:101
3274199893,28cyclictest12619-21fschecks_count07:44:101
32746998867,16cyclictest10288-21kworker/u17:3+events_unbound08:18:502
32746998867,16cyclictest10288-21kworker/u17:3+events_unbound08:18:502
32741998868,14cyclictest352-21runrttasks10:13:041
3274199884,31cyclictest9483-21fschecks_time07:34:111
3274199883,34cyclictest27435-21sort12:23:531
3274199883,34cyclictest12417-21latency_hist11:58:521
3274199883,32cyclictest27078-21ntpq10:34:191
3274199883,32cyclictest27078-21ntpq10:34:191
3274199883,30cyclictest29442-21sendmail_mailqu09:44:251
3274199883,30cyclictest29442-21sendmail_mailqu09:44:251
3274199882,32cyclictest862-21fschecks_time11:39:111
3274199882,31cyclictest27417-21rm11:29:131
3274199882,30cyclictest18228-21timerwakeupswit10:19:251
3274199873,34cyclictest419-21ssh11:38:531
3274199873,34cyclictest419-21ssh11:38:531
3274199873,33cyclictest17268-21acpi07:58:591
3274199873,32cyclictest891-21ssh10:44:261
3274199873,28cyclictest7514-21latency_hist07:28:531
3274199872,29cyclictest7479-21cat11:49:251
3274199872,29cyclictest7479-21cat11:49:251
32734998752,14cyclictest181rcu_preempt07:39:020
32734998752,14cyclictest181rcu_preempt07:39:020
3274199864,36cyclictest1411-21grep07:09:251
3274199864,35cyclictest352-21runrttasks12:10:311
32741998634,8cyclictest0-21swapper/107:54:271
3274199863,34cyclictest15524-21/usr/sbin/munin12:04:001
3274199863,32cyclictest14318-21fschecks_time07:49:131
3274199863,25cyclictest22094-21/usr/sbin/munin08:14:051
3274199863,25cyclictest22094-21/usr/sbin/munin08:14:051
3274199862,34cyclictest13121-21grep11:04:271
3274199862,34cyclictest13121-21grep11:04:271
3273499865,42cyclictest6694-21/usr/sbin/munin10:54:220
32746998567,12cyclictest22382-21ssh09:33:492
3274199853,33cyclictest4450-21fschecks_time08:59:111
32734998551,24cyclictest17182-21latency_hist07:58:530
3274199843,34cyclictest24170-21latency08:19:141
3274199842,34cyclictest4597-21fschecks_count07:19:111
32734998442,13cyclictest3252-21ssh10:49:110
32734998356,17cyclictest27159-21processes10:34:230
32734998356,17cyclictest27159-21processes10:34:230
32734998344,8cyclictest181rcu_preempt08:19:040
3275199822,37cyclictest535-21taskset07:09:053
32746998256,17cyclictest297-21systemd-logind10:28:512
32746998253,20cyclictest7179-21diskmemload12:18:362
3275199812,35cyclictest32707-21chrt09:49:273
32746998154,19cyclictest23511-21kworker/u17:1+events_unbound08:43:502
3274699813,68cyclictest1807-21apt-get07:14:062
3274699812,52cyclictest7959-21grep07:29:152
32746998059,14cyclictest28331-21systemd-run08:33:502
32746998055,19cyclictest7442-21timerandwakeup11:49:252
32746998055,19cyclictest7442-21timerandwakeup11:49:252
32734998052,18cyclictest864-21latency_hist08:48:530
3274699798,28cyclictest39-21ksoftirqd/211:06:572
3274699798,28cyclictest39-21ksoftirqd/211:06:572
32734997951,8cyclictest0-21swapper/008:04:230
3275199783,32cyclictest12761-21chrt07:44:123
3275199783,32cyclictest12761-21chrt07:44:123
32746997859,13cyclictest11097-21sh11:02:062
32746997853,15cyclictest19220-21ssh12:09:232
32734997858,14cyclictest300-21rs:main0
157072780,5sleep3451rcuc/311:09:223
32751997722,15cyclictest0-21swapper/309:13:523
32751997722,15cyclictest0-21swapper/309:13:523
32746997747,22cyclictest4047-21unixbench_multi10:49:262
32746997744,23cyclictest1191-21cut08:49:122
32734997754,16cyclictest32724-21cyclictest09:47:340
32734997754,16cyclictest32724-21cyclictest09:47:340
32746997656,14cyclictest17596-21threads09:24:252
32746997656,14cyclictest17596-21threads09:24:252
32746997644,22cyclictest20727-21kworker/u19:3+nfsiod10:29:082
3274699763,52cyclictest10715-21apt-get09:14:092
3274699762,34cyclictest39-21ksoftirqd/210:13:232
32746997613,33cyclictest0-21swapper/210:39:062
32734997660,10cyclictest21784-21proc_pri10:26:040
32734997651,18cyclictest11924-21kworker/u18:2+events_unbound08:03:500
32746997553,16cyclictest32724-21cyclictest08:13:532
32746997544,7cyclictest181rcu_preempt07:19:222
3274699754,22cyclictest39-21ksoftirqd/211:23:272
3274699752,25cyclictest39-21ksoftirqd/209:56:002
3273499758,39cyclictest24513-21/usr/sbin/munin12:19:160
32734997555,14cyclictest9464-21fschecks_time07:34:110
32734997543,25cyclictest18713-21sh12:09:080
3273499753,50cyclictest17678-21timerwakeupswit09:24:260
3273499753,50cyclictest17678-21timerwakeupswit09:24:260
3274699742,24cyclictest39-21ksoftirqd/208:24:232
32734997459,10cyclictest32724-21cyclictest12:04:330
32734997454,11cyclictest0-21swapper/011:44:080
32734997452,13cyclictest9165-21ssh10:59:070
32734997448,20cyclictest8569-21ssh11:52:020
32734997448,20cyclictest8569-21ssh11:52:020
3273499744,35cyclictest9172-21timerandwakeup10:04:250
32746997347,17cyclictest7179-21diskmemload10:15:022
32746997330,14cyclictest181rcu_preempt09:19:282
32734997351,16cyclictest15351-21fschecks_time11:09:130
32746997251,13cyclictest0-21swapper/210:34:252
32746997251,13cyclictest0-21swapper/210:34:252
3274699724,44cyclictest352-21runrttasks12:08:512
3274699722,50cyclictest7179-21diskmemload11:59:142
3274699722,50cyclictest7179-21diskmemload11:59:142
32734997258,9cyclictest22716-21kworker/u17:1+xprtiod12:18:480
3273499725,53cyclictest30993-21cstates12:29:280
3273499725,53cyclictest30993-21cstates12:29:280
32734997255,12cyclictest32724-21cyclictest10:43:520
32734997255,11cyclictest12713-21ssh10:10:250
32734997252,14cyclictest25918-21kworker/u19:2-flush-179:007:23:550
32734997242,25cyclictest0-21swapper/011:29:150
3274699718,40cyclictest39-21ksoftirqd/211:28:202
3274699718,40cyclictest39-21ksoftirqd/211:28:202
32746997151,15cyclictest544-21cron11:48:492
32746997148,16cyclictest3937-21cron12:38:482
32746997147,14cyclictest0-21swapper/211:34:242
32746997147,14cyclictest0-21swapper/211:34:242
32746997123,8cyclictest381ktimers/209:44:142
32746997123,8cyclictest381ktimers/209:44:142
3274699712,20cyclictest39-21ksoftirqd/207:51:342
32746997112,39cyclictest17395-21wc10:19:052
32734997151,15cyclictest3932-21idleruntime-cro08:58:500
32734997151,15cyclictest3932-21idleruntime-cro08:58:500
32734997150,15cyclictest32724-21cyclictest08:13:500
32734997148,14cyclictest29952-21sendmail08:38:500
32734997147,13cyclictest0-21swapper/009:34:100
32734997137,12cyclictest181rcu_preempt09:39:120
3273499713,35cyclictest23503-21tr08:18:500
3273499713,35cyclictest23503-21tr08:18:500
32734997122,35cyclictest20362-21open_files09:29:220
32746997054,10cyclictest25582-21unixbench_singl12:19:262
3274699702,53cyclictest15852-21tune2fs07:54:132
32734997041,22cyclictest0-21swapper/011:14:150
3273499703,32cyclictest352-21runrttasks11:27:510
3273499703,32cyclictest352-21runrttasks11:27:510
3189427011,34sleep30-21swapper/307:04:343
32746996946,12cyclictest0-21swapper/210:44:142
32746996944,17cyclictest0-21swapper/211:18:522
32746996943,14cyclictest0-21swapper/211:39:172
32746996941,20cyclictest692-21modprobe08:48:502
3274699693,46cyclictest8188-21latency_hist10:03:542
3274699692,47cyclictest9422-21fschecks_count07:34:102
3274699692,31cyclictest39-21ksoftirqd/211:29:002
3273499698,22cyclictest27542-21apt-get12:24:030
32734996953,10cyclictest666-21fschecks_count07:09:100
32734996940,21cyclictest1720-21cut12:34:150
32746996848,14cyclictest1806-21idleruntime-cro07:13:502
32746996848,12cyclictest0-21swapper/212:24:152
32734996838,13cyclictest181rcu_preempt10:44:260
32734996833,29cyclictest0-21swapper/011:04:270
32734996833,29cyclictest0-21swapper/011:04:270
3273499682,33cyclictest2975-21runrttasks07:15:060
32734996820,11cyclictest17530-21fschecks_count10:19:110
32734996750,11cyclictest4656-21kworker/u17:0+rpciod11:34:130
32734996750,11cyclictest4656-21kworker/u17:0+rpciod11:34:130
3273499673,51cyclictest374-21sshd09:53:080
3273499673,35cyclictest28302-21cron08:33:490
32734996724,34cyclictest25864-21rm10:33:020
32746996643,14cyclictest0-21swapper/207:59:112
3274699663,46cyclictest25560-21ssh09:38:532
3274699663,43cyclictest12454-21latency_hist11:58:532
3274699663,39cyclictest4121-21latency_hist08:58:532
3274699663,39cyclictest4121-21latency_hist08:58:532
3274699663,33cyclictest16068-21grep11:09:272
32746996623,8cyclictest381ktimers/210:04:012
32734996648,12cyclictest7488-21apt-get09:09:040
32734996648,12cyclictest7488-21apt-get09:09:040
32734996647,12cyclictest32724-21cyclictest07:53:530
3273499664,46cyclictest5112-21unixbench_multi08:59:250
32734996636,24cyclictest200-21systemd-journal11:21:080
3273499663,42cyclictest352-21runrttasks09:14:260
32734996628,13cyclictest26216-21grep08:24:240
32746996547,10cyclictest0-21swapper/209:08:492
3274699654,33cyclictest352-21runrttasks09:53:122
3274699652,29cyclictest39-21ksoftirqd/207:44:082
3274699652,29cyclictest39-21ksoftirqd/207:44:082
32734996548,11cyclictest14634-21timerandwakeup09:19:270
32734996547,9cyclictest3340-21diskmemload11:43:510
3273499653,43cyclictest352-21runrttasks09:04:420
32734996520,34cyclictest8940-21apt07:33:500
3274699644,45cyclictest6198-21fschecks_count07:24:132
3274699643,42cyclictest352-21runrttasks08:05:362
3274699642,30cyclictest39-21ksoftirqd/209:38:592
32746996419,9cyclictest381ktimers/207:39:112
32746996419,9cyclictest381ktimers/207:39:112
3273499643,31cyclictest12214-21munin-run11:58:490
32734996428,7cyclictest181rcu_preempt07:44:130
32734996428,7cyclictest181rcu_preempt07:44:130
32734996416,10cyclictest181rcu_preempt11:59:280
32734996416,10cyclictest181rcu_preempt11:59:280
3127526410,33sleep231266-21apt-get07:04:082
75512630,19sleep3451rcuc/307:28:543
3274699634,35cyclictest24020-21fschecks_time08:19:112
3274699632,35cyclictest4408-21grep08:59:112
3273499633,28cyclictest30464-21fschecks_time08:39:110
3275199573,39cyclictest22702-21chrt10:27:323
3275199572,40cyclictest8865-21taskset10:58:533
3275199564,36cyclictest4773-21chrt08:59:213
3275199563,37cyclictest2609-21taskset11:42:043
3275199553,38cyclictest30003-21chrt08:38:523
3275199553,35cyclictest28466-21chrt09:43:513
3275199553,35cyclictest27054-21chrt12:23:263
3275199552,38cyclictest29774-21chrt12:27:393
3275199543,37cyclictest15878-21chrt12:04:133
3275199543,34cyclictest6053-21chrt09:59:243
3275199543,34cyclictest30719-21chrt10:39:483
3275199542,38cyclictest25254-21taskset09:38:283
3275199542,38cyclictest12213-21taskset11:04:083
3275199542,38cyclictest12213-21taskset11:04:083
3275199542,34cyclictest28922-21chrt10:38:143
3275199542,34cyclictest28922-21chrt10:38:143
3275199533,34cyclictest9528-21chrt07:34:123
3275199532,37cyclictest12913-21chrt09:17:283
3275199532,36cyclictest32529-21taskset08:44:233
3275199523,37cyclictest20010-21taskset10:23:513
3275199523,36cyclictest18641-21chrt11:14:213
3275199523,35cyclictest25333-21chrt11:24:593
3275199523,35cyclictest25333-21chrt11:24:593
3275199523,32cyclictest20177-21chrt12:10:583
3275199522,36cyclictest26753-21taskset08:28:513
3275199522,35cyclictest5366-21taskset11:46:263
3275199522,35cyclictest11623-21chrt11:03:353
3275199522,32cyclictest22630-21taskset08:14:173
3275199522,32cyclictest22630-21taskset08:14:173
3275199513,33cyclictest4595-21chrt10:50:463
3275199513,33cyclictest25102-21chrt08:23:493
3275199504,33cyclictest17675-21chrt09:24:263
3275199504,33cyclictest17675-21chrt09:24:263
3275199503,35cyclictest24812-21chrt10:30:043
3275199503,32cyclictest29297-21chrt09:44:203
3275199503,32cyclictest29297-21chrt09:44:203
3275199503,32cyclictest12669-21chrt10:10:183
3275199502,33cyclictest27415-21chrt08:29:163
3275199494,33cyclictest22602-21chrt12:14:263
3275199492,35cyclictest15803-21taskset07:54:093
3275199484,28cyclictest4312-21taskset09:57:093
3275199483,29cyclictest404-21chrt10:44:143
3275199483,28cyclictest19810-21chrt08:04:253
3275199474,30cyclictest21296-21chrt09:30:463
3275199473,32cyclictest23959-21chrt11:23:533
3275199473,32cyclictest14672-21chrt09:19:273
3275199472,29cyclictest22011-21taskset08:13:533
3275199464,30cyclictest17155-21chrt10:18:533
3275199463,31cyclictest2737-21taskset08:54:113
3275199463,31cyclictest2737-21taskset08:54:113
3275199463,30cyclictest10398-21taskset11:54:243
32751994621,15cyclictest0-21swapper/307:53:493
3275199452,31cyclictest27206-21chrt11:29:083
3275199443,28cyclictest11470-21taskset07:39:233
3275199443,28cyclictest11470-21taskset07:39:233
3275199442,30cyclictest1462-21chrt12:34:083
3275199433,28cyclictest30357-21taskset08:39:083
3275199433,28cyclictest302-21taskset12:32:013
3275199433,28cyclictest302-21taskset12:32:013
3275199433,23cyclictest917-21kworker/3:1+events07:33:533
3275199432,29cyclictest14096-21chrt12:00:403
3275199432,29cyclictest14096-21chrt12:00:403
3275199423,28cyclictest9307-21taskset10:04:263
3275199423,27cyclictest398-21chrt11:38:523
3275199423,27cyclictest398-21chrt11:38:523
3275199423,27cyclictest2293-21taskset07:13:553
3275199423,27cyclictest17292-21taskset07:59:033
3275199423,26cyclictest7619-21chrt11:49:263
3275199423,26cyclictest7619-21chrt11:49:263
3275199413,28cyclictest5759-21chrt07:23:513
3275199413,26cyclictest972-21taskset08:49:003
3275199412,27cyclictest5830-21taskset09:04:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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