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2026-01-17 - 13:41
[ 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 376 highest latencies:
System rackbslot7.osadl.org (updated Sat Jan 17, 2026 00:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9977991193,54cyclictest25874-21kworker/u18:0+rpciod00:09:191
954421196,16sleep00-21swapper/019:05:290
9977991163,77cyclictest7502-21apt-get23:34:151
99779911364,14cyclictest8588-21kworker/u17:0+events_unbound20:58:591
99779911364,14cyclictest8588-21kworker/u17:0+events_unbound20:58:591
99779911010,82cyclictest9045-21ssh21:49:171
99779910363,18cyclictest181rcu_preempt19:24:241
99779910363,18cyclictest181rcu_preempt19:24:241
980929713,51sleep19840-21modprobe19:09:001
9972999670,20cyclictest28434-21latency_hist20:04:030
95212966,16sleep20-21swapper/219:05:102
9993999510,61cyclictest0-21swapper/300:09:333
999399903,64cyclictest0-21swapper/323:34:153
9977999067,16cyclictest16855-21diskmemload22:49:251
9972999071,11cyclictest200-21systemd-journal21:38:590
9977998968,15cyclictest19032-21sed22:04:331
9977998860,19cyclictest16855-21diskmemload22:59:021
9977998853,14cyclictest7059-21ssh23:34:011
9977998853,14cyclictest7059-21ssh23:34:011
9972998868,13cyclictest32004-21fschecks_count20:14:210
9972998817,35cyclictest0-21swapper/021:04:150
9985998742,34cyclictest12383-21cut19:14:242
9972998767,14cyclictest24270-21netstat19:50:230
9985998661,18cyclictest6537-21ssh21:44:322
9985998661,18cyclictest6537-21ssh21:44:322
9972998561,17cyclictest12219-21fschecks_count21:54:200
9977998336,32cyclictest1495-21sshd21:36:291
9977998161,16cyclictest17047-21kworker/u17:1+events_unbound22:04:001
9977998161,16cyclictest17047-21kworker/u17:1+events_unbound22:04:001
9977998150,10cyclictest20693-21ssh23:54:481
9977998150,10cyclictest20693-21ssh23:54:481
9972998148,26cyclictest0-21swapper/000:10:230
9972998114,25cyclictest0-21swapper/022:35:520
9985998063,11cyclictest15273-21kworker/u17:3-xprtiod21:39:152
9985998063,11cyclictest15273-21kworker/u17:3-xprtiod21:39:152
9985998062,12cyclictest6360-21systemd-run22:39:002
9985998060,14cyclictest16855-21diskmemload23:46:022
9985998017,27cyclictest11046-21/usr/sbin/munin00:34:002
9985998017,27cyclictest11046-21/usr/sbin/munin00:34:002
9972998063,11cyclictest27722-21ssh22:19:310
9972998039,33cyclictest0-21swapper/000:34:210
9977997962,11cyclictest12044-21cpu21:54:151
9977997961,11cyclictest1947-21proc_pri23:24:331
9977997953,16cyclictest352-21runrttasks19:09:161
9977997928,29cyclictest6625-21sshd00:25:061
9972997964,10cyclictest7901-21rm22:40:030
9972997964,10cyclictest7901-21rm22:40:030
9972997962,11cyclictest10727-21processes19:09:320
9972997959,14cyclictest18524-21latency_hist22:59:030
9977997854,11cyclictest58-21kcompactd000:30:491
9977997854,11cyclictest58-21kcompactd000:30:491
997799784,39cyclictest0-21swapper/119:49:381
997799783,42cyclictest29850-21wc21:29:321
9972997862,10cyclictest9555-21ssh00:29:520
9972997862,10cyclictest9555-21ssh00:29:520
96672786,14sleep30-21swapper/319:07:073
9977997757,14cyclictest23327-21ssh23:59:331
9977997754,15cyclictest200-21systemd-journal22:21:351
9977997749,11cyclictest181rcu_preempt23:47:391
9977997747,9cyclictest181rcu_preempt23:19:121
997799773,38cyclictest18380-21/usr/sbin/munin19:34:001
997799773,38cyclictest18380-21/usr/sbin/munin19:34:001
997799772,45cyclictest31-21ksoftirqd/122:40:021
997799772,45cyclictest31-21ksoftirqd/122:40:021
9977997714,29cyclictest19501-21ssh22:59:351
9977997714,29cyclictest19501-21ssh22:59:351
9985997613,26cyclictest14320-21sh21:58:012
9977997649,10cyclictest836-21ssh00:15:461
997799762,34cyclictest21601-21cron19:43:591
9977997612,29cyclictest31-21ksoftirqd/100:34:111
9972997658,12cyclictest32006-21fschecks_count00:14:200
9972997657,13cyclictest15583-21ntp_kernel_err21:59:270
9972997657,13cyclictest15583-21ntp_kernel_err21:59:270
997299762,53cyclictest1177-21latency_hist23:24:030
997299762,40cyclictest11684-21munin-run21:53:590
9972997622,24cyclictest0-21swapper/021:30:510
9985997560,9cyclictest15172-21idleruntime-cro19:24:002
9985997556,13cyclictest15641-21fschecks_count19:24:212
9985997556,13cyclictest15641-21fschecks_count19:24:212
9985997556,12cyclictest24909-21ssh22:14:332
9985997550,19cyclictest10527-21latency_hist20:49:032
9985997549,18cyclictest352-21runrttasks23:37:182
9985997514,29cyclictest22834-21sh21:18:592
9985997514,29cyclictest22834-21sh21:18:592
9977997552,16cyclictest9963-21cyclictest23:09:451
9977997551,9cyclictest181rcu_preempt19:44:251
9977997551,9cyclictest181rcu_preempt19:44:251
9977997550,16cyclictest352-21runrttasks20:14:211
9977997545,11cyclictest181rcu_preempt00:19:141
997799753,49cyclictest15326-21sort21:04:021
9972997555,14cyclictest16855-21diskmemload22:09:360
9972997510,27cyclictest14168-21/usr/sbin/munin23:44:310
9985997456,12cyclictest28867-21munin-plugin-st21:29:002
9985997456,12cyclictest28867-21munin-plugin-st21:29:002
9985997453,15cyclictest544-21cron23:53:592
9985997452,15cyclictest352-21runrttasks22:59:002
9985997419,22cyclictest29717-21taskset20:06:312
9977997447,12cyclictest181rcu_preempt21:40:471
9977997447,12cyclictest181rcu_preempt21:40:471
9977997442,12cyclictest181rcu_preempt19:34:301
997799743,46cyclictest28582-21cat00:09:031
997799742,24cyclictest19169-21sshd21:12:071
9977997416,14cyclictest26424-21ssh21:24:211
9977997416,14cyclictest26424-21ssh21:24:211
9972997456,12cyclictest365-21ntpd19:24:270
9972997456,12cyclictest365-21ntpd19:24:270
9972997440,28cyclictest9963-21cyclictest21:19:240
9972997429,14cyclictest0-21swapper/023:30:050
9972997429,14cyclictest0-21swapper/023:30:050
9985997314,22cyclictest0-21swapper/221:59:232
9985997314,22cyclictest0-21swapper/221:59:232
9977997345,8cyclictest181rcu_preempt23:49:121
9977997335,9cyclictest181rcu_preempt22:29:341
9972997359,10cyclictest9963-21cyclictest21:11:570
9972997356,11cyclictest30050-21/usr/sbin/munin22:24:270
9972997355,11cyclictest28625-21ssh00:09:040
9972997344,23cyclictest10562-21cpu23:39:140
9972997344,23cyclictest10562-21cpu23:39:140
998599728,26cyclictest0-21swapper/222:59:462
998599728,26cyclictest0-21swapper/222:59:462
9985997250,16cyclictest0-21swapper/221:54:012
9985997250,14cyclictest27558-21ssh23:14:032
998599723,56cyclictest22453-21ssh23:59:042
998599723,56cyclictest22453-21ssh23:59:042
9985997219,17cyclictest16855-21diskmemload23:33:192
9985997219,17cyclictest16855-21diskmemload23:33:192
9985997216,22cyclictest0-21swapper/223:28:332
9985997214,29cyclictest25562-21seq00:04:142
9985997214,20cyclictest12417-21seq20:54:202
9985997214,20cyclictest12417-21seq20:54:202
997799723,38cyclictest27583-21find19:59:311
997799723,37cyclictest3730-21ls22:34:161
997799723,34cyclictest25871-21munin-run21:23:591
9977997233,15cyclictest181rcu_preempt23:07:251
9972997257,9cyclictest18513-21latency22:04:230
9972997257,8cyclictest0-21swapper/020:44:020
9972997255,11cyclictest5279-21ssh21:43:350
9972997255,11cyclictest5279-21ssh21:43:350
9972997254,11cyclictest16855-21diskmemload23:50:590
9972997252,12cyclictest5234-21ssh00:24:030
9972997249,12cyclictest0-21swapper/000:04:020
9985997142,17cyclictest0-21swapper/200:29:032
9985997125,10cyclictest0-21swapper/222:13:592
9985997116,17cyclictest0-21swapper/222:44:252
9985997110,27cyclictest0-21swapper/219:32:302
9985997110,27cyclictest0-21swapper/219:32:302
9977997154,10cyclictest0-21swapper/120:29:351
9977997147,10cyclictest181rcu_preempt22:46:361
9977997129,24cyclictest30384-21latency_hist23:19:011
997799712,40cyclictest26796-21latency_hist19:59:021
9977997116,30cyclictest11566-21tail20:49:351
997299719,28cyclictest7833-21ssh21:47:190
997299719,28cyclictest7833-21ssh21:47:190
9972997155,11cyclictest9963-21cyclictest21:18:110
9972997155,11cyclictest9963-21cyclictest21:18:110
9972997153,12cyclictest297-21systemd-logind20:59:000
9972997153,12cyclictest297-21systemd-logind20:59:000
9972997151,9cyclictest0-21swapper/023:19:010
9985997016,21cyclictest0-21swapper/222:07:362
9985997015,42cyclictest0-21swapper/219:39:102
9985997010,29cyclictest26344-21seq19:54:552
9977997034,12cyclictest181rcu_preempt23:39:321
9977997034,12cyclictest181rcu_preempt23:39:321
997799702,37cyclictest1179-21sort20:19:211
9972997055,11cyclictest9963-21cyclictest23:26:400
9972997052,11cyclictest1-21systemd22:54:000
9972997045,8cyclictest181rcu_preempt00:24:190
9972997022,38cyclictest19974-21ls23:54:240
9972997022,38cyclictest19974-21ls23:54:240
9972997019,13cyclictest0-21swapper/023:08:580
9972997017,43cyclictest26189-21apt-get21:24:110
9972997017,43cyclictest26189-21apt-get21:24:110
998599697,53cyclictest28791-21sh00:09:142
998599697,28cyclictest0-21swapper/223:42:032
998599697,28cyclictest0-21swapper/223:42:032
998599696,22cyclictest0-21swapper/219:34:352
998599694,42cyclictest3924-21latency_hist20:29:022
9985996925,34cyclictest277-21dbus-daemon21:24:002
9985996916,19cyclictest22936-21taskset19:45:292
9985996916,19cyclictest22936-21taskset19:45:292
9985996914,23cyclictest352-21runrttasks00:02:442
9985996910,22cyclictest28184-21taskset20:02:292
997799698,28cyclictest0-21swapper/120:24:171
997799692,34cyclictest8579-21apt-config21:49:011
997799692,34cyclictest8579-21apt-config21:49:011
997799692,26cyclictest28965-21kernelversion20:04:311
9972996950,13cyclictest9988-21unixbench_singl20:44:360
9972996920,38cyclictest277-21dbus-daemon19:49:010
9972996920,38cyclictest277-21dbus-daemon19:49:010
998599686,29cyclictest23320-21runrttasks23:06:022
9985996817,20cyclictest2336-21sh21:38:502
9985996813,20cyclictest13297-21sh00:36:562
9977996832,13cyclictest181rcu_preempt19:19:331
997799682,33cyclictest24240-21ssh22:14:191
9977996816,30cyclictest30698-21ntp_kernel_pll_20:09:271
9977996816,30cyclictest30698-21ntp_kernel_pll_20:09:271
997299688,26cyclictest1844-21ssh22:29:570
9972996851,11cyclictest300-21rs:main0
9972996850,13cyclictest9963-21cyclictest22:47:580
9993996713,38cyclictest0-21swapper/321:49:173
9985996751,9cyclictest0-21swapper/220:19:362
9985996747,11cyclictest0-21swapper/220:49:242
998599674,43cyclictest24051-21fschecks_time19:50:182
998599673,46cyclictest3374-21latency_hist22:34:012
9985996711,25cyclictest7235-21ssh22:39:282
9985996711,25cyclictest7235-21ssh22:39:282
9985996711,21cyclictest31404-21seq20:12:372
9985996711,21cyclictest31404-21seq20:12:372
9985996710,20cyclictest8566-21seq20:41:322
9985996710,19cyclictest5362-21seq20:32:012
997799677,40cyclictest0-21swapper/122:11:121
9977996742,8cyclictest181rcu_preempt21:14:261
9977996742,8cyclictest181rcu_preempt21:14:261
997799673,44cyclictest12567-21latency19:14:281
997299675,26cyclictest19872-21taskset22:59:480
997299675,26cyclictest19872-21taskset22:59:480
997299675,25cyclictest26724-21seq19:59:000
9972996748,13cyclictest24285-21fschecks_count22:14:200
997299674,23cyclictest27225-21ssh23:13:360
9972996742,18cyclictest14404-21processes19:19:300
9985996642,12cyclictest0-21swapper/223:14:202
998599663,34cyclictest0-21swapper/220:34:272
998599662,50cyclictest10614-21netstat19:09:272
9985996621,11cyclictest0-21swapper/221:14:002
9977996644,12cyclictest0-21swapper/120:39:221
9977996625,20cyclictest0-21swapper/122:28:331
9972996633,25cyclictest0-21swapper/020:09:350
9972996633,25cyclictest0-21swapper/020:09:350
997299663,31cyclictest10822-21cut20:49:200
998599655,27cyclictest0-21swapper/222:21:002
9985996546,11cyclictest200-21systemd-journal00:17:062
998599654,40cyclictest352-21runrttasks21:00:532
9985996519,35cyclictest1015-21latency_hist23:24:012
997799652,22cyclictest15753-21fschecks_time21:04:211
997299654,35cyclictest352-21runrttasks23:35:450
9972996534,21cyclictest0-21swapper/020:34:240
9985996448,9cyclictest0-21swapper/222:24:232
9985996446,12cyclictest200-21systemd-journal21:05:072
998599643,42cyclictest31905-21ssh21:34:012
9985996420,11cyclictest0-21swapper/200:19:132
997799643,30cyclictest7173-21sendmail-msp20:39:001
997799633,44cyclictest10372-21modprobe20:49:001
997299634,23cyclictest15-21ksoftirqd/020:20:160
9972996336,19cyclictest13515-21cron19:19:000
997299633,45cyclictest19406-21wc19:34:350
997299633,42cyclictest17301-21fschecks_time19:29:200
997299633,42cyclictest17301-21fschecks_time19:29:200
9972996330,24cyclictest21600-21cron19:43:590
9985996239,12cyclictest0-21swapper/220:14:252
998599623,32cyclictest14920-21ssh22:52:462
9972996242,13cyclictest5735-21latency_hist20:34:030
999399612,40cyclictest25556-21taskset00:04:133
997299615,33cyclictest15-21ksoftirqd/020:28:240
9972996142,11cyclictest0-21swapper/020:04:280
999399603,40cyclictest917-21kworker/3:1+events20:14:273
9993995911,25cyclictest0-21swapper/319:49:383
999399586,22cyclictest0-21swapper/323:59:043
999399586,22cyclictest0-21swapper/323:59:043
999399583,39cyclictest19762-21chrt22:59:373
999399583,39cyclictest19762-21chrt22:59:373
999399573,42cyclictest5491-21taskset23:29:563
999399573,42cyclictest5491-21taskset23:29:563
999399573,37cyclictest917-21kworker/3:1+events19:24:133
999399573,37cyclictest917-21kworker/3:1+events19:24:133
999399573,37cyclictest23039-21taskset21:19:033
999399573,37cyclictest23039-21taskset21:19:033
999399553,39cyclictest4037-21chrt22:34:253
999399553,39cyclictest16078-21taskset23:48:403
999399553,36cyclictest917-21kworker/3:1+events20:34:113
999399553,36cyclictest6399-21chrt00:24:353
999399553,32cyclictest917-21kworker/3:1+events22:44:143
999399552,38cyclictest4967-21chrt00:23:503
999399544,38cyclictest927-21chrt22:29:223
999399544,37cyclictest25589-21taskset19:54:213
999399543,36cyclictest31064-21chrt22:24:363
999399543,35cyclictest24038-21taskset22:14:103
999399542,38cyclictest31140-21taskset20:09:363
999399542,38cyclictest31140-21taskset20:09:363
999399542,35cyclictest15579-21chrt21:04:153
999399533,33cyclictest17088-21taskset19:29:143
999399533,33cyclictest17088-21taskset19:29:143
999399532,41cyclictest23846-21chrt23:07:313
999399523,39cyclictest917-21kworker/3:1+events23:40:023
999399523,39cyclictest917-21kworker/3:1+events23:40:023
999399523,37cyclictest14745-21chrt20:59:343
999399523,34cyclictest917-21kworker/3:1+events20:19:293
999399522,34cyclictest5645-21chrt20:34:023
999399522,34cyclictest27057-21taskset22:19:093
999399513,35cyclictest12898-21chrt19:14:363
999399513,34cyclictest29317-21chrt23:16:023
999399512,40cyclictest16799-21chrt22:54:393
999399512,38cyclictest27516-21taskset21:25:153
999399512,38cyclictest27516-21taskset21:25:153
999399512,36cyclictest18649-21chrt21:10:403
999399504,35cyclictest21482-21chrt22:09:243
999399503,37cyclictest23467-21chrt23:59:353
999399503,35cyclictest7568-21chrt21:46:353
999399503,35cyclictest7568-21chrt21:46:353
999399503,35cyclictest15587-21chrt21:59:283
999399503,35cyclictest15587-21chrt21:59:283
999399503,35cyclictest1387-21chrt00:17:183
999399503,32cyclictest19169-21chrt19:34:293
999399502,34cyclictest8351-21chrt00:29:093
999399502,34cyclictest8351-21chrt00:29:093
999399493,36cyclictest1019-21taskset21:35:083
999399493,33cyclictest2328-21chrt23:24:373
999399493,32cyclictest29508-21chrt20:04:423
999399492,32cyclictest14218-21taskset00:39:023
999399483,36cyclictest30698-21chrt21:30:463
999399483,33cyclictest14153-21taskset21:57:333
999399482,35cyclictest2933-21chrt21:39:173
999399482,35cyclictest2933-21chrt21:39:173
999399482,35cyclictest21230-21taskset19:39:353
999399482,34cyclictest31089-21chrt23:19:223
999399473,33cyclictest23499-21taskset19:49:033
999399473,33cyclictest23499-21taskset19:49:033
999399473,31cyclictest2856-21chrt20:24:223
999399473,31cyclictest17987-21chrt22:04:053
999399464,28cyclictest917-21kworker/3:1+events20:44:123
999399463,33cyclictest26565-21chrt23:11:453
999399463,31cyclictest14402-21chrt22:51:183
999399462,32cyclictest7908-21chrt22:40:043
999399462,32cyclictest7908-21chrt22:40:043
999399453,32cyclictest24153-21chrt21:19:363
999399453,29cyclictest16538-21chrt23:49:133
999399452,29cyclictest10928-21chrt20:49:213
999399413,27cyclictest8899-21taskset20:44:033
999399413,26cyclictest26971-21taskset19:59:113
999399393,24cyclictest11182-21chrt19:10:153
999399383,26cyclictest13831-21taskset19:19:143
999399372,26cyclictest12262-21taskset20:54:113
999399372,26cyclictest12262-21taskset20:54:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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