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2026-02-17 - 16:12
[ 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 Tue Feb 17, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16451213611,80sleep216482-21sort07:02:232
17652991163,101cyclictest5418-21apt-get11:17:091
1738121157,16sleep10-21swapper/107:05:161
176529910435,12cyclictest0-21swapper/108:16:581
176529910335,13cyclictest0-21swapper/112:17:201
17652991014,35cyclictest23857-21latency09:02:201
17652991014,35cyclictest23857-21latency09:02:201
176529910011,79cyclictest26460-21seq10:57:361
1500921000,9sleep30-21swapper/312:26:543
17652999448,11cyclictest17637-21cyclictest12:09:561
17652999448,11cyclictest17637-21cyclictest12:09:561
17663999374,13cyclictest2651-21runrttasks07:57:212
17663999374,13cyclictest2651-21runrttasks07:57:212
17652999366,20cyclictest5458-21sh10:22:181
17646999158,24cyclictest0-21swapper/011:07:060
103362910,7sleep30-21swapper/310:30:363
1765299903,43cyclictest23365-21apt-get07:22:331
1765299903,43cyclictest23365-21apt-get07:22:331
1765299903,40cyclictest25737-21systemctl10:56:551
17663998969,13cyclictest1188-21sendmail_mailqu07:52:282
17646998865,16cyclictest32135-21latency_hist11:06:580
1765299877,58cyclictest31671-21apt-get10:12:121
17646998764,12cyclictest0-21swapper/008:41:570
17646998757,24cyclictest15284-21/usr/sbin/munin12:27:210
17663998669,8cyclictest0-21swapper/209:42:212
17663998666,15cyclictest12707-21kworker/u18:0+events_unbound07:36:552
17663998564,10cyclictest0-21swapper/208:51:582
17652998545,34cyclictest0-21swapper/109:26:571
17652998545,34cyclictest0-21swapper/109:26:571
17646998563,16cyclictest15046-21latency_hist12:26:560
17646998552,6cyclictest181rcu_preempt09:43:310
17663998464,13cyclictest0-21swapper/209:32:162
17663998462,15cyclictest1-21systemd10:11:552
17663998462,15cyclictest1-21systemd10:11:552
17663998460,18cyclictest25033-21cpuspeed07:27:112
1766399839,60cyclictest11157-21mailstats08:22:292
17663998365,11cyclictest0-21swapper/207:51:582
17663998356,21cyclictest4577-21threads08:02:312
17646998367,11cyclictest17637-21cyclictest07:12:250
17646998364,10cyclictest0-21swapper/008:11:580
17646998353,24cyclictest0-21swapper/011:21:570
1766399826,65cyclictest20343-21switchtime09:52:312
1766399826,65cyclictest20343-21switchtime09:52:312
17663998265,10cyclictest0-21swapper/210:32:172
17663998263,11cyclictest200-21systemd-journal11:18:032
17663998262,15cyclictest17637-21cyclictest11:47:332
17663998262,15cyclictest17637-21cyclictest11:47:332
17652998230,26cyclictest8690-21ssh12:16:021
17646998264,12cyclictest0-21swapper/010:12:270
17646998261,11cyclictest0-21swapper/009:31:570
17663998166,8cyclictest0-21swapper/211:43:352
17663998163,12cyclictest4608-21ssh11:14:392
17663998162,12cyclictest0-21swapper/211:56:032
17663998159,14cyclictest0-21swapper/211:07:182
1766399813,61cyclictest23365-21apt-get07:22:242
1766399813,61cyclictest23365-21apt-get07:22:242
17646998162,13cyclictest24798-21diskmemload09:12:130
17646998162,10cyclictest0-21swapper/009:47:170
17646998134,31cyclictest24798-21diskmemload11:16:040
17663998063,11cyclictest13802-21kworker/u17:2-rpciod12:02:292
17652998050,21cyclictest11408-21fschecks_time10:32:171
17646998067,7cyclictest0-21swapper/007:47:310
17646998058,12cyclictest0-21swapper/008:31:570
17663997963,11cyclictest17637-21cyclictest11:22:212
17663997963,11cyclictest17637-21cyclictest11:22:212
17663997957,13cyclictest0-21swapper/210:47:322
17646997965,7cyclictest0-21swapper/010:07:290
17646997965,7cyclictest0-21swapper/010:07:290
17646997962,11cyclictest12735-21ssh11:27:300
17646997960,9cyclictest0-21swapper/009:01:580
17663997853,12cyclictest0-21swapper/211:36:582
17663997853,12cyclictest0-21swapper/211:36:582
17652997858,14cyclictest28383-21fschecks_time09:12:181
17646997864,7cyclictest0-21swapper/012:07:210
17646997864,7cyclictest0-21swapper/012:07:210
17646997861,7cyclictest0-21swapper/009:17:230
17646997859,9cyclictest0-21swapper/008:17:170
17663997760,11cyclictest1-21systemd10:01:552
17663997757,13cyclictest0-21swapper/208:12:282
17663997757,13cyclictest0-21swapper/208:12:282
17663997754,14cyclictest0-21swapper/207:12:202
17663997728,9cyclictest181rcu_preempt10:21:572
17652997757,13cyclictest13028-21sh09:41:201
17652997757,13cyclictest13028-21sh09:41:201
17652997750,19cyclictest7227-21sh09:31:491
1765299773,55cyclictest19982-21latency_hist08:51:571
17646997761,11cyclictest17637-21cyclictest10:57:460
17646997758,9cyclictest0-21swapper/008:46:580
17646997754,11cyclictest181rcu_preempt11:42:400
17646997750,20cyclictest919-21ssh12:02:200
17646997750,18cyclictest13668-21ssh10:36:370
17646997744,25cyclictest32044-21ssh12:00:300
17646997740,27cyclictest21335-21kworker/u17:1+nfsiod09:22:140
17646997740,27cyclictest21335-21kworker/u17:1+nfsiod09:22:140
17663997659,8cyclictest0-21swapper/207:21:592
17663997659,8cyclictest0-21swapper/207:21:592
17663997659,10cyclictest0-21swapper/210:22:212
17663997654,13cyclictest0-21swapper/207:42:312
17663997653,13cyclictest0-21swapper/210:46:582
17663997653,13cyclictest0-21swapper/210:46:582
17663997652,14cyclictest0-21swapper/212:31:572
17652997642,11cyclictest181rcu_preempt12:01:011
1765299763,51cyclictest30721-21unixbench_multi07:42:311
17646997659,8cyclictest0-21swapper/011:32:200
17646997659,8cyclictest0-21swapper/011:32:200
17646997653,12cyclictest0-21swapper/008:16:580
17646997653,12cyclictest0-21swapper/008:16:580
17646997651,13cyclictest181rcu_preempt10:27:240
1764699761,26cyclictest15-21ksoftirqd/011:53:560
17663997557,9cyclictest0-21swapper/210:27:292
17663997554,13cyclictest0-21swapper/207:37:292
17663997552,13cyclictest0-21swapper/212:22:212
17663997549,18cyclictest25718-21latency_hist10:56:582
17663997529,8cyclictest181rcu_preempt09:11:562
17652997553,12cyclictest0-21swapper/110:06:581
17652997552,14cyclictest18294-21sh09:49:231
17652997551,15cyclictest17361-21diskmemload10:42:161
17652997551,15cyclictest17361-21diskmemload10:42:161
17652997523,12cyclictest181rcu_preempt08:52:061
17646997560,7cyclictest0-21swapper/008:47:300
17646997556,12cyclictest25556-21kernelversion09:07:250
17646997552,17cyclictest14001-21fschecks_time08:32:190
17646997529,13cyclictest0-21swapper/010:40:570
17663997457,11cyclictest277-21dbus-daemon09:31:562
17652997456,11cyclictest22766-21systemd-run10:51:551
17652997452,12cyclictest0-21swapper/111:11:551
1765299744,43cyclictest12692-21idleruntime12:22:191
17652997431,30cyclictest22497-21mailstats08:57:291
17646997458,12cyclictest17637-21cyclictest08:22:280
17646997457,13cyclictest17637-21cyclictest10:47:320
17646997456,13cyclictest24798-21diskmemload10:52:290
17646997453,11cyclictest0-21swapper/010:22:030
17646997450,6cyclictest181rcu_preempt12:13:560
17646997450,16cyclictest0-21swapper/008:06:580
17663997354,9cyclictest0-21swapper/209:07:092
17663997354,9cyclictest0-21swapper/209:07:092
17663997354,9cyclictest0-21swapper/208:17:212
17652997341,20cyclictest23188-21latency_hist07:21:591
17652997341,20cyclictest23188-21latency_hist07:21:591
17652997325,33cyclictest277-21dbus-daemon12:31:561
1764699733,25cyclictest9379-21/usr/sbin/munin11:22:200
1764699733,25cyclictest9379-21/usr/sbin/munin11:22:200
1766399726,50cyclictest17379-21latency08:42:212
17663997237,12cyclictest181rcu_preempt09:26:592
17663997237,12cyclictest181rcu_preempt09:26:592
17652997247,19cyclictest24798-21diskmemload11:51:461
17652997247,19cyclictest24798-21diskmemload11:51:461
17652997245,19cyclictest29669-21latency_hist11:56:571
17646997250,13cyclictest0-21swapper/007:46:580
17663997152,10cyclictest0-21swapper/209:37:262
17663997152,10cyclictest0-21swapper/209:37:262
1766399714,25cyclictest39-21ksoftirqd/210:04:112
17663997127,32cyclictest7556-21sh12:12:502
1765299718,41cyclictest29303-21cpu11:02:121
17652997136,12cyclictest181rcu_preempt07:27:291
17652997134,11cyclictest0-21swapper/111:32:181
17652997134,11cyclictest0-21swapper/111:32:181
17646997152,9cyclictest0-21swapper/007:22:580
17646997152,9cyclictest0-21swapper/007:22:580
17646997151,14cyclictest9335-21/usr/sbin/munin12:17:310
17646997147,13cyclictest0-21swapper/007:17:330
17646997147,13cyclictest0-21swapper/007:17:330
17663997056,7cyclictest0-21swapper/209:12:192
17663997050,7cyclictest181rcu_preempt11:41:302
17663997036,24cyclictest30652-21cut11:57:282
1766399703,51cyclictest25738-21apt-get10:57:052
1765299703,51cyclictest1924-21sendmail07:56:551
17646997052,8cyclictest0-21swapper/010:17:120
17646997052,13cyclictest19769-21sh11:39:420
17646997047,15cyclictest24698-21ssh11:47:300
17646997047,15cyclictest24698-21ssh11:47:300
17646997047,14cyclictest0-21swapper/007:07:190
17646997025,12cyclictest181rcu_preempt08:52:310
17646997024,34cyclictest2061-21latency_hist07:56:580
17663996954,8cyclictest0-21swapper/211:27:192
17663996952,9cyclictest0-21swapper/209:50:252
17663996924,10cyclictest0-21swapper/208:37:192
17652996947,11cyclictest0-21swapper/109:52:331
17652996947,11cyclictest0-21swapper/109:52:331
17646996952,11cyclictest1-21systemd07:57:440
17646996952,11cyclictest1-21systemd07:57:440
17646996945,18cyclictest12352-21kworker/u19:0+events_unbound12:36:550
17646996945,12cyclictest0-21swapper/009:06:590
17646996945,12cyclictest0-21swapper/009:06:590
17663996852,9cyclictest0-21swapper/212:17:292
17663996851,8cyclictest0-21swapper/212:09:362
17663996851,8cyclictest0-21swapper/212:09:362
17663996850,8cyclictest0-21swapper/211:02:302
17652996837,21cyclictest2737-21/usr/sbin/munin11:12:331
1765299683,45cyclictest352-21runrttasks11:22:471
1765299683,45cyclictest352-21runrttasks11:22:471
17646996854,8cyclictest0-21swapper/010:01:550
17646996848,11cyclictest0-21swapper/007:27:040
17646996810,49cyclictest20460-21sort09:52:320
17646996810,49cyclictest20460-21sort09:52:320
17663996753,7cyclictest0-21swapper/208:32:302
17663996751,7cyclictest0-21swapper/208:52:282
1766399673,39cyclictest32307-21ssh10:12:552
1766399672,26cyclictest39-21ksoftirqd/212:34:262
17652996750,11cyclictest0-21swapper/110:37:281
17652996747,10cyclictest0-21swapper/109:21:571
17652996743,16cyclictest352-21runrttasks08:27:301
17652996742,20cyclictest31016-21kworker/u17:1+events_unbound08:16:541
17652996742,16cyclictest31351-21ssh10:11:571
17652996742,16cyclictest31351-21ssh10:11:571
1765299673,35cyclictest526-21wc12:02:111
1765299673,29cyclictest5664-21apt-get08:07:131
17652996725,12cyclictest181rcu_preempt08:36:551
1764699674,51cyclictest17074-21/usr/sbin/munin10:42:310
1764699674,51cyclictest17074-21/usr/sbin/munin10:42:310
17646996743,15cyclictest10258-21munin-run09:36:550
17646996743,12cyclictest0-21swapper/007:36:590
1764699673,36cyclictest25505-21apt-get10:02:060
1764699673,32cyclictest11558-21timerwakeupswit09:37:330
1764699673,32cyclictest11558-21timerwakeupswit09:37:330
17646996720,40cyclictest0-21swapper/007:06:590
17663996652,8cyclictest0-21swapper/209:17:272
17663996651,8cyclictest0-21swapper/210:37:122
1766399663,42cyclictest22558-21switchtime08:57:302
17652996647,13cyclictest5159-21latency_hist08:06:571
1765299663,35cyclictest10462-21sort08:21:581
1765299663,26cyclictest7589-21apt-get09:32:061
1765299663,23cyclictest19854-21grep07:12:081
1766399652,23cyclictest39-21ksoftirqd/208:08:062
17652996545,10cyclictest0-21swapper/107:37:331
17652996543,11cyclictest0-21swapper/112:32:251
17652996542,15cyclictest14568-21cron11:31:541
17652996540,18cyclictest0-21swapper/111:42:351
17652996537,13cyclictest5778-21kworker/u19:0-rpciod09:09:491
17652996535,9cyclictest181rcu_preempt07:32:311
17646996546,8cyclictest0-21swapper/007:37:330
172042650,8sleep30-21swapper/311:35:573
172042650,8sleep30-21swapper/311:35:573
17663996450,9cyclictest18225-21latency07:07:202
1765299643,40cyclictest24546-21ssh10:00:081
1765299643,40cyclictest18323-21latency_hist08:46:581
1765299642,38cyclictest19301-21latency_hist07:11:581
1766399634,44cyclictest12462-21if_eth008:27:182
1765299634,45cyclictest352-21runrttasks07:47:071
17652996338,15cyclictest0-21swapper/110:27:231
1765299633,41cyclictest16318-21grep08:37:321
1765299633,39cyclictest10728-21fschecks_count08:22:171
17652996316,11cyclictest181rcu_preempt09:42:091
17652996245,9cyclictest0-21swapper/111:37:081
17652996244,11cyclictest0-21swapper/110:17:231
1765299623,37cyclictest352-21runrttasks08:01:141
1765299623,37cyclictest352-21runrttasks08:01:141
1767299603,43cyclictest8179-21taskset09:32:233
1767299593,42cyclictest19312-21chrt07:11:583
1767299563,41cyclictest31357-21taskset07:46:593
1767299552,40cyclictest28915-21chrt11:01:523
1767299544,36cyclictest14493-21chrt09:42:293
1767299543,37cyclictest23849-21taskset07:22:493
1767299543,37cyclictest23849-21taskset07:22:493
1767299542,38cyclictest20917-21chrt09:53:233
1767299542,38cyclictest20917-21chrt09:53:233
1767299533,37cyclictest30056-21taskset11:57:123
1767299533,36cyclictest3154-21chrt12:06:573
1767299533,36cyclictest28917-21taskset07:37:313
1767299533,35cyclictest29483-21chrt11:02:173
1767299533,35cyclictest21502-21taskset10:48:273
1767299533,35cyclictest19264-21chrt09:51:573
1767299533,32cyclictest17013-21taskset10:41:583
1767299532,38cyclictest24829-21chrt11:47:323
1767299532,38cyclictest24829-21chrt11:47:323
1767299532,34cyclictest25025-21chrt09:07:013
1767299532,34cyclictest25025-21chrt09:07:013
1767299523,36cyclictest10518-21chrt11:23:493
1767299523,36cyclictest10518-21chrt11:23:493
1767299523,35cyclictest9444-21chrt08:17:243
1767299523,32cyclictest20150-21chrt08:51:593
1767299522,37cyclictest2075-21chrt10:16:583
1767299522,34cyclictest10571-21chrt09:37:063
1767299522,34cyclictest10571-21chrt09:37:063
1767299514,34cyclictest7142-21chrt11:17:493
1767299513,36cyclictest25431-21chrt10:01:583
1767299513,35cyclictest2078-21chrt09:22:223
1767299513,35cyclictest2078-21chrt09:22:223
1767299513,35cyclictest13763-21chrt11:29:373
1767299513,32cyclictest20083-21chrt07:12:193
1767299512,35cyclictest20708-21chrt08:52:233
1767299503,38cyclictest13663-21chrt10:36:363
1767299503,34cyclictest954-21chrt11:07:443
1767299503,34cyclictest6835-21chrt12:12:203
1767299503,34cyclictest28276-21chrt11:53:233
1767299503,32cyclictest17833-21chrt08:42:313
1767299502,36cyclictest19555-21chrt11:39:053
1767299502,31cyclictest7102-21chrt10:24:483
1767299502,31cyclictest28769-21taskset10:07:173
1767299502,31cyclictest28769-21taskset10:07:173
1767299494,35cyclictest17703-21chrt10:42:233
1767299494,35cyclictest17703-21chrt10:42:233
1767299493,37cyclictest20976-21chrt11:42:133
1767299493,36cyclictest32330-21chrt09:17:523
1767299493,36cyclictest19565-21taskset12:33:023
1767299493,35cyclictest16859-21taskset12:28:493
1767299483,36cyclictest25970-21chrt10:56:583
1767299483,35cyclictest5024-21chrt09:27:213
1767299482,37cyclictest27511-21chrt10:05:063
1767299482,34cyclictest3091-21chrt11:12:183
1767299473,29cyclictest30320-21chrt09:15:413
17672994633,9cyclictest451rcuc/307:19:573
17672994633,9cyclictest451rcuc/307:19:573
1767299463,33cyclictest10984-21chrt12:19:003
1767299462,31cyclictest21980-21chrt08:57:133
163032469,21sleep30-21swapper/307:02:163
1767299453,32cyclictest25310-21taskset09:07:183
1767299444,30cyclictest32301-21chrt07:47:313
1767299443,32cyclictest777-21chrt07:52:173
1767299443,31cyclictest4802-21taskset08:02:343
1767299442,30cyclictest5639-21chrt08:07:033
1767299433,27cyclictest7550-21chrt08:12:183
1767299433,27cyclictest7550-21chrt08:12:183
17672994331,8cyclictest451rcuc/308:22:243
17672994331,8cyclictest451rcuc/308:00:533
17672994331,8cyclictest451rcuc/308:00:533
1767299423,28cyclictest26586-21chrt07:32:083
1767299423,27cyclictest3341-21taskset12:07:013
1767299423,27cyclictest3341-21taskset12:07:013
1767299423,24cyclictest4379-21taskset10:20:313
1767299413,28cyclictest12666-21taskset08:27:253
1767299403,28cyclictest15496-21chrt08:37:133
1767299403,28cyclictest13745-21chrt08:32:103
1767299392,27cyclictest26019-21taskset07:28:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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