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2026-02-10 - 11:08
[ 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 Tue Feb 10, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24552212711,34sleep224555-21diskstats19:02:502
260069912144,20cyclictest5307-21idleruntime-cro19:42:250
26032991063,45cyclictest17159-21apt-get00:17:391
260069910666,9cyclictest181rcu_preempt21:47:300
1952621030,30sleep219529-21latency_hist22:32:282
26043991025,57cyclictest0-21swapper/323:57:253
26043991025,57cyclictest0-21swapper/323:57:253
260329910149,8cyclictest0-21swapper/122:32:341
260329910149,8cyclictest0-21swapper/122:32:341
26032999729,13cyclictest0-21swapper/122:38:031
26037999662,8cyclictest181rcu_preempt22:47:372
26032999638,12cyclictest21055-21ssh00:22:491
26032999539,14cyclictest0-21swapper/100:07:571
26032999538,14cyclictest25980-21cyclictest21:46:291
26032999538,14cyclictest25980-21cyclictest21:46:291
2460029010,54sleep124656-21/usr/sbin/munin19:02:531
26032998966,12cyclictest0-21swapper/122:17:261
26032998942,10cyclictest200-21systemd-journal20:43:041
2600699893,49cyclictest10745-21apt-get22:17:400
26006998916,51cyclictest8439-21sh23:08:010
2604399889,60cyclictest17854-21chrt00:17:583
26006998870,12cyclictest8290-21ssh22:13:000
26037998751,9cyclictest181rcu_preempt19:17:402
26037998751,9cyclictest181rcu_preempt19:17:402
26006998770,10cyclictest0-21swapper/021:42:590
26006998770,10cyclictest0-21swapper/021:42:590
26032998668,12cyclictest5263-40ogrotate23:57:241
26032998668,12cyclictest5263-40ogrotate23:57:241
26006998554,9cyclictest181rcu_preempt19:07:310
2603299843,50cyclictest8286-21apt-get23:07:501
26032998324,24cyclictest0-21swapper/123:22:511
26006998366,11cyclictest20987-21ssh00:22:480
26006998358,14cyclictest0-21swapper/020:07:470
26006998349,26cyclictest27137-21ssh23:38:020
26006998349,26cyclictest27137-21ssh23:38:020
26006998344,8cyclictest181rcu_preempt21:02:400
26032998238,14cyclictest181rcu_preempt20:52:471
2603299822,42cyclictest5071-21kworker/u17:0+ext4-rsv-conversion21:17:491
26006998249,16cyclictest181rcu_preempt22:43:270
26006998249,16cyclictest181rcu_preempt22:43:270
26006998241,7cyclictest181rcu_preempt22:52:440
26006998241,7cyclictest181rcu_preempt22:52:440
26037998163,11cyclictest297-21systemd-logind00:02:252
26032998125,25cyclictest0-21swapper/119:08:161
26006998155,11cyclictest181rcu_preempt19:27:270
26037998040,8cyclictest181rcu_preempt19:22:392
26006998059,12cyclictest0-21swapper/020:27:270
26006998045,7cyclictest181rcu_preempt21:12:290
26006997958,13cyclictest0-21swapper/020:12:550
26006997958,13cyclictest0-21swapper/020:12:550
26006997957,13cyclictest0-21swapper/019:12:290
26006997956,14cyclictest29180-21timerwakeupswit19:13:040
26006997949,7cyclictest181rcu_preempt22:08:010
26006997936,8cyclictest181rcu_preempt20:32:460
26006997844,8cyclictest181rcu_preempt21:32:380
26006997844,8cyclictest181rcu_preempt21:32:380
26006997844,7cyclictest181rcu_preempt19:47:530
26006997844,7cyclictest181rcu_preempt19:47:530
26043997727,35cyclictest0-21swapper/323:07:433
26037997756,14cyclictest12804-21latency_hist21:27:272
26037997756,14cyclictest12804-21latency_hist21:27:272
26032997751,19cyclictest10366-21fschecks_time21:22:491
26032997751,19cyclictest10366-21fschecks_time21:22:491
26032997734,18cyclictest31125-21ssh22:52:051
26032997733,15cyclictest181rcu_preempt23:35:131
26006997742,10cyclictest181rcu_preempt21:38:040
26006997739,9cyclictest3565-21kworker/u18:1-flush-0:3222:25:510
26006997739,9cyclictest3565-21kworker/u18:1-flush-0:3222:25:510
2604399763,46cyclictest0-21swapper/322:17:453
2603299763,54cyclictest10768-21rm22:17:401
26006997658,12cyclictest3853-21apt-get21:12:400
26006997642,7cyclictest181rcu_preempt21:18:080
26037997558,11cyclictest200-21systemd-journal00:17:142
26037997555,14cyclictest16363-21cron22:27:242
26037997555,14cyclictest16363-21cron22:27:242
26032997551,15cyclictest539-21diskmemload21:07:491
26006997542,7cyclictest181rcu_preempt00:12:580
2604399748,36cyclictest71882sleep321:17:493
26037997459,9cyclictest27648-21timerwakeupswit00:33:012
26032997439,7cyclictest181rcu_preempt22:46:401
26032997439,7cyclictest181rcu_preempt22:46:401
26032997437,8cyclictest181rcu_preempt19:47:531
26032997437,8cyclictest181rcu_preempt19:47:531
26006997456,12cyclictest16667-21/usr/sbin/munin22:28:030
26006997438,28cyclictest0-21swapper/022:47:480
26006997436,7cyclictest181rcu_preempt20:57:430
26037997356,11cyclictest12086-21switchtime23:12:582
26037997356,11cyclictest12086-21switchtime23:12:582
26032997338,13cyclictest181rcu_preempt00:30:271
26032997338,13cyclictest181rcu_preempt00:30:271
26006997339,10cyclictest181rcu_preempt00:31:120
26006997339,10cyclictest181rcu_preempt00:31:120
2604399724,51cyclictest26821-21taskset21:50:013
26032997253,13cyclictest803-21sendmail-mta20:23:411
26032997247,12cyclictest181rcu_preempt21:49:261
26006997256,10cyclictest20310-21ssh22:32:570
26006997256,10cyclictest20310-21ssh22:32:570
26006997240,7cyclictest181rcu_preempt23:57:400
26006997237,7cyclictest181rcu_preempt23:53:020
26006997237,7cyclictest181rcu_preempt23:53:020
26037997154,12cyclictest12554-21kworker/u17:3-rpciod21:36:392
26037997154,12cyclictest12554-21kworker/u17:3-rpciod21:36:392
26037997154,11cyclictest3948-21/usr/sbin/munin19:37:462
26032997153,12cyclictest298-21in:imuxsock19:22:241
26032997153,12cyclictest298-21in:imuxsock19:22:241
26032997122,20cyclictest4772-21latency_hist23:02:281
26006997145,19cyclictest776-21kworker/u17:0+nfsiod23:29:120
26006997145,19cyclictest776-21kworker/u17:0+nfsiod23:29:120
26006997139,14cyclictest30653-21sh23:44:210
26037997046,8cyclictest181rcu_preempt00:25:032
26037997026,13cyclictest18070-21sh00:18:342
26032997055,8cyclictest0-21swapper/100:02:571
26032997045,16cyclictest27882-21munin-node22:08:031
26032997044,20cyclictest5612-21cpu23:57:401
26006997057,7cyclictest0-21swapper/019:42:480
26006997026,6cyclictest181rcu_preempt22:37:510
26037996953,10cyclictest8195-21rm21:18:172
26037996953,10cyclictest32195-21ntp_states22:52:572
26037996953,10cyclictest32195-21ntp_states22:52:572
26037996948,15cyclictest300-21rs:main2
26037996940,20cyclictest19854-21cron23:27:242
26032996955,8cyclictest0-21swapper/121:32:411
26032996955,8cyclictest0-21swapper/121:32:411
26032996950,11cyclictest5186-21cpuspeed23:02:431
26032996948,13cyclictest277-21dbus-daemon20:22:261
26032996946,17cyclictest28567-21sh00:35:161
26032996943,20cyclictest28533-21fschecks_count19:12:501
26032996940,20cyclictest13045-21sh21:27:351
26006996942,19cyclictest20388-21modprobe00:22:240
26006996938,14cyclictest181rcu_preempt23:22:430
26006996937,7cyclictest181rcu_preempt23:12:480
26006996937,7cyclictest181rcu_preempt23:12:480
26037996852,12cyclictest381ktimers/220:12:382
26037996852,12cyclictest381ktimers/220:12:382
26037996852,10cyclictest13074-21apt21:27:402
26037996851,10cyclictest28310-21/usr/sbin/munin19:12:572
26037996839,21cyclictest20069-21sh20:27:252
26032996836,8cyclictest181rcu_preempt23:21:071
26032996835,13cyclictest181rcu_preempt21:17:261
26032996827,12cyclictest181rcu_preempt19:42:521
26032996812,28cyclictest0-21swapper/120:02:521
26006996855,7cyclictest0-21swapper/022:57:470
26006996851,11cyclictest6603-21ssh23:04:130
26006996845,17cyclictest31767-21mailstats21:58:000
26006996845,17cyclictest31767-21mailstats21:58:000
26006996842,7cyclictest181rcu_preempt22:03:040
2604399673,51cyclictest13692-21chrt20:07:413
26037996754,8cyclictest39-21ksoftirqd/222:41:482
26037996750,11cyclictest1-21systemd21:17:262
26037996749,12cyclictest200-21systemd-journal20:06:042
26037996738,20cyclictest2592-21cat22:57:512
26032996746,15cyclictest4718-21threads19:37:591
26032996745,12cyclictest0-21swapper/122:02:531
26032996742,18cyclictest17161-21latency_hist00:17:291
26032996741,19cyclictest26127-21/usr/sbin/munin23:37:471
26032996741,19cyclictest26127-21/usr/sbin/munin23:37:471
26032996741,12cyclictest3565-21kworker/u18:1+rpciod22:23:191
26032996741,12cyclictest3565-21kworker/u18:1+rpciod22:23:191
26032996718,17cyclictest0-21swapper/120:58:011
26006996751,10cyclictest12401-21ssh00:08:010
26006996748,11cyclictest0-21swapper/023:18:010
26006996745,16cyclictest13568-21latency_hist20:07:280
26006996740,20cyclictest25441-21fschecks_time20:42:470
26006996737,21cyclictest0-21swapper/021:52:470
17202670,9sleep10-21swapper/122:57:191
17202670,9sleep10-21swapper/122:57:191
2604399663,48cyclictest31846-21chrt21:03:143
2604399663,46cyclictest18427-21chrt21:36:393
2604399663,46cyclictest18427-21chrt21:36:393
26037996653,9cyclictest25980-21cyclictest00:08:522
26037996651,9cyclictest8869-21rm23:08:202
26037996637,20cyclictest9005-21cut00:02:492
26032996643,17cyclictest20303-21sh23:27:411
26032996643,17cyclictest20303-21sh23:27:411
26032996640,7cyclictest181rcu_preempt22:01:211
26032996640,7cyclictest181rcu_preempt22:01:211
26032996621,19cyclictest0-21swapper/119:55:071
26032996617,29cyclictest19152-21cat21:37:421
26032996616,26cyclictest30736-21munin-run21:57:261
26006996647,11cyclictest200-21systemd-journal20:40:040
26006996635,7cyclictest181rcu_preempt20:17:510
2604399653,48cyclictest4439-21chrt21:12:553
2604399653,46cyclictest9670-21taskset00:03:023
2604399653,46cyclictest13801-21taskset23:17:073
2604399653,46cyclictest13801-21taskset23:17:073
2604399652,50cyclictest16828-21taskset00:16:323
26037996549,10cyclictest22710-21ssh21:42:572
26037996549,10cyclictest22710-21ssh21:42:572
26037996535,21cyclictest277-21dbus-daemon21:52:592
26032996542,16cyclictest21725-21latency_hist20:32:271
26032996542,16cyclictest21725-21latency_hist20:32:271
26032996542,16cyclictest0-21swapper/120:07:521
26032996542,14cyclictest15536-21runrttasks20:12:561
26032996542,14cyclictest15536-21runrttasks20:12:561
26032996534,24cyclictest23837-21fschecks_time20:37:471
26032996533,11cyclictest181rcu_preempt19:23:021
26032996515,8cyclictest181rcu_preempt19:58:091
26006996548,10cyclictest0-21swapper/020:32:290
26006996548,10cyclictest0-21swapper/020:32:290
26006996547,9cyclictest0-21swapper/021:22:480
26006996547,9cyclictest0-21swapper/021:22:480
26006996547,11cyclictest0-21swapper/019:33:040
26006996546,11cyclictest27470-21ssh00:32:590
26006996544,15cyclictest11178-21threads19:58:090
26006996543,16cyclictest352-21runrttasks20:52:470
26006996539,7cyclictest181rcu_preempt23:36:130
2604399643,48cyclictest2148-21chrt22:57:413
2604399642,49cyclictest21405-21taskset21:41:333
26037996447,11cyclictest24139-21latency00:27:512
26037996447,11cyclictest24139-21latency00:27:512
26037996447,10cyclictest32449-21ssh23:47:512
26037996447,10cyclictest32449-21ssh23:47:512
26037996445,13cyclictest8664-21latency_hist19:52:282
26037996445,13cyclictest8664-21latency_hist19:52:282
26037996443,16cyclictest13414-21idleruntime-cro22:22:242
26037996443,15cyclictest544-21cron21:42:252
26037996442,15cyclictest298-21in:imuxsock21:58:132
26037996442,15cyclictest298-21in:imuxsock21:58:132
26037996435,10cyclictest58-21kcompactd022:34:432
26037996435,10cyclictest58-21kcompactd022:34:432
2603299647,8cyclictest181rcu_preempt23:48:021
2603299647,8cyclictest181rcu_preempt23:48:021
26032996447,11cyclictest200-21systemd-journal22:28:131
26032996431,22cyclictest2174-21latency_hist19:32:271
2604399633,48cyclictest26242-21taskset22:42:543
2604399633,48cyclictest26242-21taskset22:42:543
2604399633,48cyclictest17169-21chrt23:22:303
2604399633,47cyclictest32754-21taskset19:25:333
2604399633,46cyclictest6115-21taskset22:09:263
2604399633,46cyclictest5576-21chrt19:42:383
2604399633,46cyclictest20907-21chrt22:33:263
2604399633,46cyclictest20907-21chrt22:33:263
2604399633,46cyclictest13308-21taskset21:27:473
2604399632,47cyclictest30079-21chrt21:55:483
26037996349,10cyclictest25980-21cyclictest23:52:512
26037996349,10cyclictest25980-21cyclictest23:52:512
26037996346,11cyclictest352-21runrttasks22:02:532
26037996340,16cyclictest544-21cron20:02:252
26032996344,12cyclictest12319-21unixbench_singl23:13:011
26032996344,12cyclictest12319-21unixbench_singl23:13:011
26032996343,15cyclictest3314-21kworker/u19:3+events_unbound20:52:251
2603299632,22cyclictest22560-21sendmail_mailst20:32:581
26006996324,10cyclictest181rcu_preempt19:17:480
26006996324,10cyclictest181rcu_preempt19:17:480
2604399624,45cyclictest28006-21taskset23:40:133
2604399624,45cyclictest28006-21taskset23:40:133
2604399623,46cyclictest6876-21taskset23:58:323
2604399623,46cyclictest4445-21chrt19:37:523
2604399623,46cyclictest28119-21taskset20:52:253
2604399623,46cyclictest26562-21chrt20:47:263
2604399623,45cyclictest22817-21chrt00:25:523
2604399623,44cyclictest21948-21chrt20:32:403
2604399622,47cyclictest882-21taskset22:01:283
2604399622,47cyclictest882-21taskset22:01:283
2604399622,46cyclictest15851-21taskset23:19:263
26037996245,9cyclictest0-21swapper/223:07:282
26037996243,13cyclictest27683-21latency_hist21:52:282
26037996242,13cyclictest10164-21latency_hist22:17:282
26032996241,15cyclictest3882-21latency_hist19:37:281
26006996245,10cyclictest0-21swapper/021:27:530
26006996236,20cyclictest28708-21kworker/u17:3+nfsiod23:48:330
26006996236,20cyclictest28708-21kworker/u17:3+nfsiod23:48:330
2600699623,41cyclictest539-21diskmemload00:04:440
26006996233,7cyclictest181rcu_preempt20:47:580
2604399614,38cyclictest0-21swapper/319:07:413
2604399613,46cyclictest2191-21chrt21:08:413
2604399613,45cyclictest28596-21taskset00:35:203
2604399613,45cyclictest22215-21chrt21:42:433
2604399613,45cyclictest22215-21chrt21:42:433
2604399613,45cyclictest12923-21chrt00:08:503
2604399613,44cyclictest1746-21chrt19:28:293
2604399613,44cyclictest16971-21chrt20:17:423
2604399612,46cyclictest24826-21chrt00:28:073
2604399612,46cyclictest24826-21chrt00:28:073
2604399612,45cyclictest30040-21chrt20:57:393
2604399612,45cyclictest24725-21taskset22:40:483
2604399612,44cyclictest7734-21chrt19:47:573
2604399612,44cyclictest7734-21chrt19:47:573
2604399612,44cyclictest29495-21taskset19:15:163
26037996146,8cyclictest0-21swapper/220:17:462
26037996146,11cyclictest776-21kworker/u17:0-xprtiod23:22:242
26037996143,12cyclictest20159-21/usr/sbin/munin23:27:522
26037996143,12cyclictest20159-21/usr/sbin/munin23:27:522
2603799613,30cyclictest22270-21if_eth020:32:482
26032996138,14cyclictest32185-21ntp_kernel_pll_21:03:211
26032996120,16cyclictest0-21swapper/123:42:451
2604399603,45cyclictest7699-21chrt22:12:463
2604399603,45cyclictest474-21taskset22:53:483
2604399603,45cyclictest474-21taskset22:53:483
2604399603,44cyclictest9758-21taskset19:53:033
2604399603,43cyclictest29290-21chrt23:42:443
2604399603,42cyclictest3408-21taskset19:34:123
2604399602,46cyclictest31169-21chrt19:20:513
2604399602,46cyclictest31169-21chrt19:20:513
2604399602,45cyclictest30204-21taskset22:49:273
2604399602,45cyclictest21756-21taskset23:29:233
2604399602,45cyclictest21756-21taskset23:29:233
2604399602,45cyclictest18466-21taskset22:29:573
26037996047,8cyclictest39-21ksoftirqd/221:00:032
26037996046,8cyclictest0-21swapper/223:43:002
26037996045,9cyclictest24232-21rm23:33:022
26037996045,8cyclictest0-21swapper/219:53:012
26037996044,10cyclictest27882-21munin-node21:03:562
26037996044,10cyclictest14372-21switchtime20:07:592
26037996043,11cyclictest539-21diskmemload22:45:232
26037996043,11cyclictest539-21diskmemload22:45:232
26037996041,13cyclictest28306-21latency_hist20:52:282
26006996042,12cyclictest1469-21switchtime19:28:000
2604399593,43cyclictest5069-21chrt23:02:363
2604399593,43cyclictest24781-21chrt23:34:333
2604399593,43cyclictest13046-21chrt20:03:243
2604399592,45cyclictest24766-21chrt20:40:423
2604399592,44cyclictest16316-21chrt20:14:093
2604399592,44cyclictest16316-21chrt20:14:093
2604399592,43cyclictest29434-21chrt20:53:383
2604399583,43cyclictest2953-21chrt22:03:553
2604399583,43cyclictest11247-21chrt21:23:133
2604399583,43cyclictest11247-21chrt21:23:133
2604399583,42cyclictest20316-21chrt20:27:343
2604399583,42cyclictest20316-21chrt20:27:343
2604399582,44cyclictest886-21chrt23:48:363
2604399582,44cyclictest886-21chrt23:48:363
2604399582,43cyclictest18956-21chrt20:23:133
2604399582,43cyclictest13686-21chrt22:22:313
2604399582,43cyclictest13686-21chrt22:22:313
2604399582,43cyclictest10391-21chrt19:57:333
2603799586,43cyclictest26174-21ssh23:37:412
2603799586,43cyclictest26174-21ssh23:37:412
26037995840,12cyclictest26467-21sh19:08:052
26037995743,10cyclictest25980-21cyclictest19:43:022
26037995741,10cyclictest28117-21cron20:52:292
26006995740,11cyclictest8964-21fschecks_count19:52:480
26037995643,9cyclictest25980-21cyclictest22:12:262
26037995640,10cyclictest300-21rs:main2
26037995541,9cyclictest25980-21cyclictest20:40:032
26037995537,14cyclictest25605-21kworker/u17:2+events_unbound19:37:252
2493125520,20sleep30-21swapper/319:03:033
2603799545,34cyclictest352-21runrttasks20:30:272
2603799545,34cyclictest352-21runrttasks20:30:272
26037995441,9cyclictest39-21ksoftirqd/219:27:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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