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2026-01-14 - 06:09
[ 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 Wed Jan 14, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2379921749,116sleep223855-21ls19:04:552
23058214110,89sleep023131-21cpuspeed19:04:280
24531991312,119cyclictest5174-21apt-get23:59:571
245319913054,41cyclictest352-21runrttasks23:31:201
24531991252,103cyclictest15206-21apt-get22:29:251
24033211411,76sleep124040-21users19:04:581
24531991139,94cyclictest21804-21apt-get23:34:341
24531991102,73cyclictest28444-21apt-get20:59:371
1427121000,22sleep131-21ksoftirqd/120:14:461
2453199958,72cyclictest13102-21apt-get23:19:291
2453199958,72cyclictest13102-21apt-get23:19:291
2436829517,48sleep30-21swapper/319:09:123
24539999452,13cyclictest181rcu_preempt00:10:482
24539999452,13cyclictest181rcu_preempt00:10:482
24531999255,8cyclictest181rcu_preempt22:50:391
24531999236,50cyclictest0-21swapper/123:39:331
2453199922,33cyclictest9279-21timerwakeupswit21:24:471
24531999217,33cyclictest1701-21unixbench_singl19:34:471
24527999241,8cyclictest181rcu_preempt22:50:390
24539999140,12cyclictest181rcu_preempt22:55:402
24531999136,46cyclictest0-21swapper/122:09:461
2453199904,44cyclictest8132-21ssh23:10:211
2453199904,27cyclictest14294-21/usr/sbin/munin21:34:321
2453199904,27cyclictest14294-21/usr/sbin/munin21:34:321
24531999035,47cyclictest0-21swapper/100:04:281
24531998969,13cyclictest24514-21cyclictest23:44:331
2453199893,31cyclictest3107-21switchtime21:14:461
24531998836,43cyclictest0-21swapper/119:59:461
2453199882,33cyclictest18875-21sed20:29:361
24531998819,29cyclictest12258-21unixbench_singl00:09:481
24531998819,29cyclictest12258-21unixbench_singl00:09:481
2453199874,33cyclictest13958-21ssh21:34:051
24531998741,38cyclictest0-21swapper/120:34:391
2453199872,32cyclictest25949-21latency_hist00:34:151
2453199872,32cyclictest14941-21taskset00:14:441
2453199872,31cyclictest16813-21find23:24:431
2453199872,30cyclictest3813-21/usr/sbin/munin23:04:441
24531998719,21cyclictest12968-21apt-key23:19:151
2454499867,52cyclictest0-21swapper/323:19:293
2454499867,52cyclictest0-21swapper/323:19:293
2454499864,56cyclictest0-21swapper/323:59:573
24539998647,8cyclictest181rcu_preempt19:54:402
24531998647,34cyclictest24514-21cyclictest22:28:111
24531998647,34cyclictest24514-21cyclictest22:28:111
2453199863,32cyclictest32547-21grep19:29:471
2453199863,30cyclictest7999-21latency_hist21:24:141
24527998670,9cyclictest25074-21switchtime22:44:460
24527998654,10cyclictest181rcu_preempt20:44:270
24539998544,11cyclictest181rcu_preempt20:29:272
2453199853,32cyclictest13401-21idleruntime-cro20:14:121
2453199853,31cyclictest25949-21latency_hist00:34:141
24531998530,46cyclictest0-21swapper/121:09:141
24531998530,46cyclictest0-21swapper/121:09:141
2453199852,32cyclictest21679-21sed22:39:371
24527998554,10cyclictest181rcu_preempt19:24:490
2453199843,33cyclictest21939-21fschecks_count20:39:331
2453199843,32cyclictest24910-21latency_hist20:49:151
2453199843,31cyclictest23135-21latency_hist00:29:141
2453199843,29cyclictest11829-21latency_hist20:09:131
24531998425,8cyclictest0-21swapper/120:49:441
2453199842,36cyclictest24971-21fschecks_time19:09:301
2453199842,36cyclictest24971-21fschecks_time19:09:301
2453199842,32cyclictest31594-21fschecks_count23:49:321
24527998462,15cyclictest18079-21latency_hist22:34:140
24539998358,17cyclictest1567-21sh23:54:112
24539998330,40cyclictest4665-40mandb23:59:152
24539998330,40cyclictest4665-40mandb23:59:152
2453199833,40cyclictest32407-21/usr/sbin/munin22:04:401
24531998333,42cyclictest0-21swapper/122:34:421
24531998333,42cyclictest0-21swapper/122:34:421
2453199833,32cyclictest26800-21fschecks_time20:54:331
2453199833,31cyclictest15524-21sort20:19:331
2453199833,31cyclictest15524-21sort20:19:331
2453199833,30cyclictest7179-21/usr/sbin/munin19:54:451
2453199833,30cyclictest29847-21latency_hist19:24:141
24531998332,43cyclictest0-21swapper/121:09:361
24531998329,47cyclictest0-21swapper/121:59:281
2453199832,36cyclictest1234-21uname22:59:371
2453199832,34cyclictest5525-21latency_hist19:49:141
2453199832,33cyclictest7016-21latency_hist19:54:131
2453199832,33cyclictest7016-21latency_hist19:54:131
24527998337,30cyclictest3125-21ssh23:03:070
2452799833,62cyclictest22336-21apt-get23:34:260
2453199823,30cyclictest6554-21ntpq22:14:401
2453199823,28cyclictest23328-21/usr/sbin/munin21:49:331
2453199823,28cyclictest23328-21/usr/sbin/munin21:49:331
2453199822,31cyclictest26925-21latency_hist22:49:141
24527998258,7cyclictest181rcu_preempt20:09:480
24527998257,18cyclictest2032-21ssh22:07:290
24544998119,38cyclictest0-21swapper/323:34:463
24539998164,11cyclictest17491-21processes20:24:452
24539998164,11cyclictest17491-21processes20:24:452
24539998144,27cyclictest18320-21sort21:39:472
24539998141,9cyclictest181rcu_preempt21:54:452
24539998140,17cyclictest181rcu_preempt21:44:512
2453199814,31cyclictest28191-21latency_hist19:19:141
24531998124,11cyclictest26396-21cpu21:54:281
2453199812,30cyclictest23027-21modprobe21:49:111
24539998060,12cyclictest5158-21ssh22:12:512
2453199803,33cyclictest30359-21rm22:54:291
2453199803,30cyclictest2358-21/usr/sbin/munin19:39:271
2453199802,33cyclictest1988-21sort23:54:281
2453199802,33cyclictest1988-21sort23:54:281
2453199802,32cyclictest17294-21wc20:24:391
2453199802,32cyclictest17294-21wc20:24:391
2453199802,21cyclictest17474-21wc21:39:281
24527998057,19cyclictest24514-21cyclictest21:39:090
24527998057,19cyclictest24514-21cyclictest21:39:090
24527998049,25cyclictest21353-21ssh00:24:490
24527998048,23cyclictest11889-21sh21:29:390
2453999793,38cyclictest39-21ksoftirqd/220:19:262
2453999793,38cyclictest39-21ksoftirqd/220:19:262
24531997926,46cyclictest0-21swapper/119:24:331
2453199792,34cyclictest9322-21fschecks_time22:19:341
2453199792,34cyclictest9322-21fschecks_time22:19:341
24527997956,14cyclictest24514-21cyclictest23:51:490
24527997942,31cyclictest0-21swapper/023:14:270
24539997829,10cyclictest181rcu_preempt23:09:152
24531997815,9cyclictest0-21swapper/100:20:281
24531997815,9cyclictest0-21swapper/100:20:281
24527997859,13cyclictest352-21runrttasks00:19:420
24527997859,13cyclictest352-21runrttasks00:19:420
24527997826,26cyclictest24895-21fschecks_count19:09:290
24527997826,26cyclictest24895-21fschecks_count19:09:290
2454499773,31cyclictest9657-21chrt22:19:443
2454499773,31cyclictest9657-21chrt22:19:443
24527997751,18cyclictest200-21systemd-journal23:13:290
24527997747,10cyclictest181rcu_preempt23:54:340
24527997747,10cyclictest181rcu_preempt23:54:340
24527997741,7cyclictest181rcu_preempt22:39:430
24539997660,9cyclictest0-21swapper/221:34:212
24539997660,9cyclictest0-21swapper/221:34:212
24539997657,13cyclictest200-21systemd-journal22:49:112
24539997656,13cyclictest32135-21systemd-run22:04:122
24539997653,16cyclictest6119-21sh21:19:482
24527997661,10cyclictest24514-21cyclictest23:28:130
24527997647,8cyclictest181rcu_preempt00:09:210
24527997647,8cyclictest181rcu_preempt00:09:210
24527997646,9cyclictest181rcu_preempt00:38:290
24527997646,8cyclictest181rcu_preempt22:27:230
24527997646,8cyclictest181rcu_preempt22:27:230
24527997641,11cyclictest181rcu_preempt20:15:230
24527997640,7cyclictest181rcu_preempt21:19:300
24527997634,32cyclictest458-21cron19:34:120
24539997557,12cyclictest297-21systemd-logind20:19:132
24539997546,10cyclictest181rcu_preempt23:39:222
24539997536,14cyclictest181rcu_preempt21:52:032
24539997536,14cyclictest181rcu_preempt21:52:032
24539997527,11cyclictest181rcu_preempt23:32:292
24527997560,9cyclictest19135-21ssh23:29:260
24527997557,13cyclictest5943-21kernelversion19:49:370
24527997557,13cyclictest5943-21kernelversion19:49:370
24527997551,11cyclictest181rcu_preempt00:14:320
24527997533,13cyclictest181rcu_preempt20:49:260
2454499743,30cyclictest11683-21chrt21:29:343
24539997456,12cyclictest277-21dbus-daemon23:24:122
24539997456,12cyclictest277-21dbus-daemon23:24:122
24539997453,14cyclictest13789-21ssh21:33:382
24539997418,14cyclictest181rcu_preempt20:39:112
24527997454,14cyclictest31145-21latency_hist23:49:130
24527997453,8cyclictest181rcu_preempt20:29:330
24527997449,20cyclictest24514-21cyclictest22:39:090
24527997449,20cyclictest24514-21cyclictest22:39:090
24527997437,21cyclictest181rcu_preempt00:04:380
24527997429,12cyclictest0-21swapper/021:28:360
24539997355,11cyclictest181rcu_preempt21:14:362
24539997350,17cyclictest9970-21sh21:26:202
24539997339,8cyclictest181rcu_preempt19:09:512
24539997339,8cyclictest181rcu_preempt19:09:512
24539997332,34cyclictest593-21kworker/u19:2+nfsiod21:12:342
24527997359,9cyclictest6791-21kworker/u17:1+xprtiod21:59:410
24527997357,10cyclictest31416-21diskmemload00:00:300
24527997356,11cyclictest27355-21sh21:54:490
24527997344,8cyclictest181rcu_preempt22:54:380
118942732,58sleep012001-21sed20:09:150
2454499723,31cyclictest19351-21chrt20:29:463
2454499723,29cyclictest21876-21chrt23:34:123
24539997257,9cyclictest0-21swapper/220:11:032
24539997254,13cyclictest24514-21cyclictest22:15:212
24539997250,16cyclictest22902-21fschecks_count23:35:252
24527997259,9cyclictest23316-21kworker/u17:0+xprtiod23:20:220
24527997259,9cyclictest23316-21kworker/u17:0+xprtiod23:20:220
24527997253,13cyclictest9785-21sh22:19:460
24527997253,13cyclictest9785-21sh22:19:460
24527997244,8cyclictest181rcu_preempt19:14:350
2454499713,30cyclictest23406-21chrt00:29:283
2454499713,28cyclictest21521-21chrt22:39:343
2454499713,26cyclictest14497-21taskset21:34:293
2454499713,26cyclictest14497-21taskset21:34:293
24539997158,8cyclictest0-21swapper/219:14:312
24539997152,12cyclictest0-21swapper/200:19:202
24539997152,12cyclictest0-21swapper/200:19:202
24539997136,8cyclictest181rcu_preempt00:04:142
24539997123,18cyclictest181rcu_preempt23:16:482
24527997156,8cyclictest0-21swapper/021:49:280
24527997156,8cyclictest0-21swapper/021:49:280
24527997151,8cyclictest0-21swapper/019:44:400
24527997149,8cyclictest181rcu_preempt22:11:590
24527997145,10cyclictest181rcu_preempt21:14:390
24527997140,22cyclictest20846-21cat20:34:460
24527997128,15cyclictest0-21swapper/020:24:260
24527997128,15cyclictest0-21swapper/020:24:260
24527997127,11cyclictest27920-21latency_hist20:59:150
2454499702,35cyclictest25393-21chrt21:52:253
2454499702,35cyclictest25393-21chrt21:52:253
2453999705,55cyclictest21259-21ssh22:39:242
24539997054,9cyclictest0-21swapper/221:04:352
24539997054,9cyclictest0-21swapper/221:04:352
24539997054,11cyclictest58-21kcompactd020:03:102
24539997054,10cyclictest3752-21systemd-run19:44:132
24539997049,13cyclictest0-21swapper/219:29:152
24539997040,13cyclictest181rcu_preempt00:18:012
24539997037,15cyclictest181rcu_preempt23:27:212
24527997042,10cyclictest181rcu_preempt00:34:140
24527997038,25cyclictest0-21swapper/021:44:510
2453999693,44cyclictest9172-21unixbench_multi00:04:472
24527996945,8cyclictest181rcu_preempt20:19:330
24527996945,8cyclictest181rcu_preempt20:19:330
24544996815,33cyclictest0-21swapper/322:29:263
24539996846,15cyclictest24514-21cyclictest00:34:182
24539996841,11cyclictest181rcu_preempt00:26:532
24539996821,16cyclictest181rcu_preempt22:26:252
24539996821,16cyclictest181rcu_preempt22:26:252
24527996851,11cyclictest4556-21sendmail_mailqu23:04:450
24527996848,14cyclictest25008-21cron23:39:150
24527996841,8cyclictest181rcu_preempt19:59:280
2454499673,31cyclictest29159-21chrt22:52:063
2454499673,22cyclictest9058-21chrt21:24:443
24544996720,29cyclictest0-21swapper/321:00:273
24539996749,11cyclictest25363-21sh00:32:352
2453999674,45cyclictest9926-21timerandwakeup22:19:472
2453999674,45cyclictest9926-21timerandwakeup22:19:472
2453999674,43cyclictest352-21runrttasks19:45:402
2453999672,46cyclictest7056-21latency_hist19:54:142
2453999672,46cyclictest7056-21latency_hist19:54:142
2453999672,45cyclictest22364-21processes20:39:442
24527996743,10cyclictest181rcu_preempt19:19:210
2454499663,26cyclictest26346-21chrt20:54:133
2454499663,26cyclictest18344-21chrt00:19:483
2454499663,26cyclictest18344-21chrt00:19:483
2453999664,43cyclictest23540-21fschecks_count20:44:322
2453999663,44cyclictest18534-21fschecks_time22:34:332
2453999663,44cyclictest18534-21fschecks_time22:34:332
2453999663,43cyclictest28564-21fschecks_count19:19:312
2453999663,42cyclictest27847-21awk22:49:412
2453999663,39cyclictest15195-21acpi22:29:202
24539996626,13cyclictest181rcu_preempt23:02:032
24527996644,16cyclictest8550-21idleruntime-cro19:59:110
2453999654,41cyclictest26865-21idleruntime20:54:342
24539996539,16cyclictest441-21latency22:04:382
2453999653,39cyclictest9463-21seq23:14:032
2453999653,37cyclictest29044-21ntpq21:00:392
24539996512,42cyclictest28631-21fschecks_count23:44:332
24527996546,12cyclictest1-21systemd21:11:000
24527996544,8cyclictest181rcu_preempt19:34:440
24527996543,7cyclictest181rcu_preempt20:39:330
24527996537,19cyclictest29386-21cat21:00:460
24527996535,10cyclictest181rcu_preempt21:04:480
24527996535,10cyclictest181rcu_preempt21:04:480
2454499644,28cyclictest28804-21taskset19:19:363
2454499643,30cyclictest5937-21chrt22:14:213
2454499642,24cyclictest5495-21chrt22:13:483
2453999643,38cyclictest10623-21fschecks_count20:04:322
24539996416,34cyclictest940-21fschecks_count19:34:322
24527996439,11cyclictest181rcu_preempt22:18:240
24527996439,11cyclictest181rcu_preempt19:39:350
24527996434,11cyclictest181rcu_preempt21:40:290
2454499633,22cyclictest9300-21chrt00:04:523
2454499633,22cyclictest2107-21chrt21:14:143
2454499633,22cyclictest20659-21chrt22:38:323
2454499633,22cyclictest20659-21chrt22:38:323
2454499633,21cyclictest15746-21chrt20:19:383
2454499633,21cyclictest15746-21chrt20:19:383
2454499633,20cyclictest31823-21chrt23:49:373
2454499632,25cyclictest492-21taskset22:59:113
2454499632,21cyclictest2515-21chrt23:01:263
24539996338,14cyclictest0-21swapper/219:29:442
24539996329,12cyclictest181rcu_preempt20:49:482
2454499629,12cyclictest0-21swapper/319:14:483
2454499623,24cyclictest3857-21chrt23:04:263
2454499623,23cyclictest25280-21taskset22:44:483
2454499623,23cyclictest1998-21chrt19:38:153
2454499623,23cyclictest16935-21chrt23:24:443
2454499623,22cyclictest27542-21taskset20:54:493
2454499623,22cyclictest27413-21chrt00:34:553
2454499623,22cyclictest16186-21chrt00:17:123
2454499623,21cyclictest31762-21chrt19:29:323
2454499623,21cyclictest25773-21chrt23:39:363
2454499623,21cyclictest20209-21chrt00:24:183
2454499623,21cyclictest13753-21chrt00:13:483
2454499623,21cyclictest13753-21chrt00:13:483
2454499623,19cyclictest8190-21chrt19:54:513
2454499623,19cyclictest31516-21chrt22:02:343
2454499623,19cyclictest3149-21chrt21:14:473
2454499622,24cyclictest13368-21chrt22:25:353
2454499622,24cyclictest13368-21chrt22:25:353
2454499622,23cyclictest11422-21chrt23:16:093
2454499622,22cyclictest30706-21chrt19:24:463
2454499622,22cyclictest20281-21chrt20:34:323
2454499614,22cyclictest13124-21chrt20:10:553
2454499613,21cyclictest2823-21chrt19:39:373
2454499613,20cyclictest18768-21chrt21:40:413
2454499613,19cyclictest14680-21chrt20:15:173
2454499612,24cyclictest1683-21chrt22:06:313
2454499612,22cyclictest11610-21chrt20:07:063
2454499612,21cyclictest29626-21chrt23:45:153
2454499612,21cyclictest28826-21chrt21:58:363
2454499603,24cyclictest1931-21chrt23:54:273
2454499603,24cyclictest1931-21chrt23:54:273
2454499603,23cyclictest4290-21chrt19:44:353
2454499603,21cyclictest10138-21chrt20:03:503
2454499603,20cyclictest5347-21chrt21:19:253
2454499603,20cyclictest22808-21chrt20:40:403
2454499602,23cyclictest18068-21chrt20:27:033
2454499602,23cyclictest18068-21chrt20:27:033
2454499602,22cyclictest31386-21chrt21:09:113
2454499602,22cyclictest31386-21chrt21:09:113
2454499602,21cyclictest6765-21chrt19:52:123
2454499602,21cyclictest6765-21chrt19:52:123
2454499602,21cyclictest24460-21chrt20:46:153
2454499602,21cyclictest21538-21chrt21:45:033
24544996010,11cyclictest0-21swapper/323:09:453
2454499593,19cyclictest25901-21chrt19:12:313
2454499593,19cyclictest25901-21chrt19:12:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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