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2026-01-25 - 16:57
[ 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 Sun Jan 25, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28585991122,33cyclictest10950-21taskset10:13:400
28585991122,33cyclictest10950-21taskset10:13:400
285859911217,60cyclictest0-21swapper/009:45:380
285859911217,60cyclictest0-21swapper/009:45:380
28585991073,43cyclictest12277-21ssh12:03:350
28585991073,43cyclictest12277-21ssh12:03:350
285859910714,26cyclictest4061-21grep11:49:000
28585991063,40cyclictest25841-21munin-plugin-st10:38:250
28585991053,17cyclictest15755-21unixbench_multi11:14:030
28585991053,17cyclictest15755-21unixbench_multi11:14:030
285859910512,21cyclictest28565-21sh12:29:140
285859910493,6cyclictest0-21swapper/012:18:440
28585991039,9cyclictest0-21swapper/010:08:390
28585991033,26cyclictest12144-21latency_hist12:03:280
28585991029,10cyclictest0-21swapper/011:30:280
28585991029,10cyclictest0-21swapper/011:30:280
28585991024,12cyclictest0-21swapper/008:43:410
28585991024,12cyclictest0-21swapper/008:43:410
28585991023,29cyclictest2464-21taskset09:03:410
28585991022,34cyclictest2594-21sed10:53:290
28585991013,27cyclictest3496-21sensors10:53:590
28585991013,27cyclictest3496-21sensors10:53:590
28585991012,30cyclictest3215-21latency_hist11:48:290
285859910114,21cyclictest8258-21sh11:56:300
285859910114,21cyclictest8258-21sh11:56:300
285859910045,49cyclictest1-21systemd07:18:280
28585991004,28cyclictest17935-21df11:18:440
28585991004,20cyclictest17240-21/usr/sbin/munin10:23:460
2858599993,35cyclictest8409-21modprobe11:03:250
28606999866,23cyclictest608-21apt-key08:58:302
28606999866,23cyclictest608-21apt-key08:58:302
2858599986,14cyclictest0-21swapper/009:29:330
2858599985,20cyclictest0-21swapper/007:18:480
2858599985,20cyclictest0-21swapper/007:18:480
28585999842,49cyclictest0-21swapper/007:29:030
28585999842,49cyclictest0-21swapper/007:29:030
2858599983,87cyclictest16340-21idleruntime-cro08:08:260
2858599983,30cyclictest352-21runrttasks11:06:340
2858599983,30cyclictest352-21runrttasks11:06:340
2858599983,28cyclictest21842-21grep11:24:030
2858599982,29cyclictest11197-21latency_hist07:53:300
2858599974,34cyclictest352-21runrttasks08:14:010
2858599974,34cyclictest352-21runrttasks08:14:010
2858599974,32cyclictest28576-21cyclictest07:08:300
2858599973,30cyclictest25495-21grep12:24:040
2858599973,30cyclictest25495-21grep12:24:040
2858599973,29cyclictest13699-21awk09:23:540
2858599973,24cyclictest15564-21cut12:08:470
28585999639,50cyclictest0-21swapper/011:08:490
2858599963,29cyclictest31206-21ssh12:34:010
2858599963,29cyclictest11542-21fschecks_time07:53:480
2858599963,25cyclictest21225-21unin-run08:23:270
2858599963,25cyclictest21225-21unin-run08:23:270
2858599962,37cyclictest22094-21modprobe09:38:260
2858599955,17cyclictest26311-21cstates10:38:430
2858599954,33cyclictest22631-21fschecks_count09:38:480
2858599954,32cyclictest352-21runrttasks08:53:320
2858599954,32cyclictest352-21runrttasks08:53:320
28585999541,46cyclictest0-21swapper/009:59:380
2858599953,31cyclictest7363-21grep07:39:030
2858599953,31cyclictest5478-21/usr/sbin/munin10:03:530
2858599953,31cyclictest10932-21grep09:19:000
28585999511,25cyclictest31503-21cat09:53:430
28585999511,25cyclictest31503-21cat09:53:430
2858599944,33cyclictest5077-21cut07:33:480
28585999435,52cyclictest0-21swapper/012:13:520
2858599943,33cyclictest8677-21sendmail_mailqu07:43:580
2858599943,32cyclictest17985-21latency_hist08:13:280
2858599943,30cyclictest30017-21fschecks_count11:38:470
2858599943,28cyclictest1698-21timerandwakeup09:00:090
2858599943,23cyclictest23363-21apt-get08:29:170
2858599934,8cyclictest0-21swapper/010:23:250
2858599933,32cyclictest7440-21fschecks_time09:13:490
2858599933,32cyclictest7440-21fschecks_time09:13:490
2858599933,29cyclictest29688-21ssh10:43:510
2858599933,22cyclictest29256-21/usr/sbin/munin09:49:010
2858599933,22cyclictest28848-21cpuspeed07:08:390
2858599924,29cyclictest24891-21/usr/sbin/munin08:33:480
2858599924,29cyclictest24891-21/usr/sbin/munin08:33:480
2858599923,29cyclictest23022-21cat08:28:280
2858599922,83cyclictest31313-21kworker/u17:1+ext4-rsv-conversion10:28:480
28585999223,63cyclictest0-21swapper/011:33:470
2858599922,30cyclictest4588-21ls09:08:520
2858599922,29cyclictest27966-21cat08:43:280
2858599922,29cyclictest27966-21cat08:43:280
2858599922,20cyclictest14742-21latency_hist08:03:290
28585999216,25cyclictest1621-21wc07:23:410
28585999216,25cyclictest1621-21wc07:23:410
28606999064,17cyclictest31397-21sh10:47:102
2858599904,30cyclictest31369-21latency_hist08:53:290
28606998945,18cyclictest181rcu_preempt12:06:042
28606998945,18cyclictest181rcu_preempt12:06:042
278962898,48sleep227987-21sort07:04:082
2861399883,44cyclictest3291-21chrt11:48:373
28606998868,14cyclictest6173-21latency_hist11:53:292
28606998842,39cyclictest31208-21switchtime12:34:012
28598998772,11cyclictest28576-21cyclictest12:03:561
28598998772,11cyclictest28576-21cyclictest12:03:561
28598998756,21cyclictest19653-21apt-key10:28:271
274922877,53sleep127570-21/usr/sbin/munin07:03:551
28606998658,19cyclictest29472-21unixbench_singl09:49:032
2860699842,46cyclictest39-21ksoftirqd/208:59:352
2860699842,24cyclictest39-21ksoftirqd/211:16:072
2860699842,24cyclictest39-21ksoftirqd/211:16:072
28606998355,20cyclictest20787-21ssh11:23:422
28606998262,14cyclictest19748-21apt-key10:28:292
28606998239,17cyclictest181rcu_preempt09:34:452
28606998159,8cyclictest181rcu_preempt11:33:502
28606998059,15cyclictest19676-21snmpd09:55:022
28606998059,15cyclictest19676-21snmpd09:55:022
28606998035,32cyclictest16676-21cat10:23:272
28598998064,12cyclictest28576-21cyclictest10:03:481
28606997955,16cyclictest1-21systemd11:13:272
28606997936,32cyclictest6975-21seq07:38:552
28598997958,15cyclictest200-21systemd-journal12:16:521
28598997958,14cyclictest15956-21apt-key09:28:291
28606997850,13cyclictest181rcu_preempt10:50:092
28606997849,20cyclictest3811-21diskmemload10:13:292
28606997844,8cyclictest181rcu_preempt12:12:252
28606997835,16cyclictest181rcu_preempt09:59:422
2860699782,44cyclictest39-21ksoftirqd/211:06:112
2860699782,44cyclictest39-21ksoftirqd/211:06:112
28598997854,14cyclictest15582-21fschecks_time12:08:471
2861399772,64cyclictest20251-21chrt10:28:503
2860699772,30cyclictest39-21ksoftirqd/208:16:382
2860699772,30cyclictest39-21ksoftirqd/208:16:382
2859899772,54cyclictest21603-21runrttasks12:18:491
2860699769,35cyclictest39-21ksoftirqd/210:36:412
2860699768,51cyclictest21599-21ssh12:18:482
28606997642,10cyclictest903-21kworker/u17:3-rpciod09:32:142
2860699763,31cyclictest39-21ksoftirqd/210:33:032
2860699762,32cyclictest39-21ksoftirqd/211:30:152
2860699762,32cyclictest39-21ksoftirqd/211:30:152
28606997619,27cyclictest39-21ksoftirqd/209:10:122
28606997612,31cyclictest39-21ksoftirqd/211:39:062
28606997611,22cyclictest39-21ksoftirqd/207:31:002
28606997611,22cyclictest39-21ksoftirqd/207:31:002
28598997652,15cyclictest22915-21apt-key08:28:281
28598997632,9cyclictest301ktimers/109:00:101
28606997559,12cyclictest28576-21cyclictest07:53:482
28606997543,13cyclictest181rcu_preempt12:30:252
2860699753,28cyclictest6247-21latency_hist07:38:282
28598997555,14cyclictest31999-21latency_hist10:48:281
28598997552,16cyclictest8362-21kernelversion10:08:501
28606997442,8cyclictest181rcu_preempt09:38:472
28606997440,11cyclictest181rcu_preempt11:58:442
28606997437,11cyclictest181rcu_preempt11:58:062
28606997437,11cyclictest181rcu_preempt11:58:062
28606997428,11cyclictest0-21swapper/211:48:192
28606997419,27cyclictest0-21swapper/209:18:432
28598997457,13cyclictest58-21kcompactd008:23:261
28598997457,13cyclictest58-21kcompactd008:23:261
28598997457,11cyclictest277-21dbus-daemon10:38:271
28598997455,13cyclictest17370-21proc_pri09:29:541
28598997451,7cyclictest181rcu_preempt08:37:591
28598997451,7cyclictest181rcu_preempt08:37:591
28598997451,16cyclictest28576-21cyclictest08:43:291
28598997451,16cyclictest28576-21cyclictest08:43:291
28606997355,10cyclictest0-21swapper/210:58:262
28606997355,10cyclictest0-21swapper/210:58:262
2860699732,48cyclictest39-21ksoftirqd/207:59:272
2860699728,30cyclictest39-21ksoftirqd/208:49:472
28606997251,15cyclictest20657-21latency_hist11:23:292
28606997250,8cyclictest181rcu_preempt10:04:202
28606997243,12cyclictest181rcu_preempt07:44:262
28606997239,10cyclictest181rcu_preempt12:16:012
2860699722,46cyclictest39-21ksoftirqd/207:48:432
28606997210,30cyclictest13277-21ssh10:17:312
28606997210,30cyclictest13277-21ssh10:17:312
28606997154,10cyclictest22896-21apt-key08:28:272
28606997146,8cyclictest181rcu_preempt08:08:432
28606997142,12cyclictest181rcu_preempt10:41:322
28606997136,7cyclictest181rcu_preempt08:29:492
28606997134,10cyclictest181rcu_preempt09:24:102
28606997115,32cyclictest39-21ksoftirqd/209:44:002
28606997115,32cyclictest39-21ksoftirqd/209:44:002
28598997151,15cyclictest28576-21cyclictest11:51:531
28598997149,17cyclictest544-21cron07:43:261
28598997141,8cyclictest181rcu_preempt08:57:181
28598997141,8cyclictest181rcu_preempt08:57:181
28598997115,23cyclictest30877-21cpuspeed07:13:451
28598997110,32cyclictest31-21ksoftirqd/109:41:501
28606997047,7cyclictest181rcu_preempt08:39:542
28606997047,7cyclictest181rcu_preempt08:39:542
28606997042,7cyclictest181rcu_preempt11:00:232
28606997039,8cyclictest181rcu_preempt08:18:362
28606997039,8cyclictest181rcu_preempt08:18:362
28606997033,10cyclictest0-21swapper/212:28:252
28606997033,10cyclictest0-21swapper/212:28:252
28606997024,18cyclictest0-21swapper/209:14:352
28606997024,18cyclictest0-21swapper/209:14:352
2860699701,44cyclictest39-21ksoftirqd/207:11:332
2859899706,47cyclictest20264-21ssh10:28:521
28598997051,13cyclictest3811-21diskmemload09:53:581
28598997051,13cyclictest3811-21diskmemload09:53:581
2859899703,49cyclictest7249-21cstates09:13:441
2859899703,49cyclictest7249-21cstates09:13:441
28598997031,17cyclictest28576-21cyclictest10:43:251
2861399693,25cyclictest20433-21chrt09:34:033
28606996940,9cyclictest181rcu_preempt08:33:522
28606996940,9cyclictest181rcu_preempt08:33:522
28606996923,13cyclictest0-21swapper/208:04:002
28598996955,10cyclictest28576-21cyclictest09:48:481
28598996942,15cyclictest0-21swapper/112:34:011
2728126915,35sleep30-21swapper/307:03:483
2861399683,29cyclictest32163-21chrt10:48:353
2861399683,27cyclictest15204-21chrt11:13:523
2861399683,27cyclictest15204-21chrt11:13:523
2861399682,27cyclictest26143-21chrt12:25:473
2861399682,27cyclictest26143-21chrt12:25:473
2860699688,33cyclictest39-21ksoftirqd/208:46:102
2860699688,33cyclictest39-21ksoftirqd/208:46:102
2860699683,31cyclictest39-21ksoftirqd/207:21:462
2860699683,31cyclictest39-21ksoftirqd/207:21:462
28598996850,12cyclictest3811-21diskmemload11:38:271
2859899683,43cyclictest6266-21/usr/sbin/munin11:53:521
2859899683,43cyclictest6266-21/usr/sbin/munin11:53:521
28598996825,8cyclictest301ktimers/111:08:571
28598996817,29cyclictest0-21swapper/107:48:501
2861399673,32cyclictest23735-21chrt12:22:223
28606996748,7cyclictest181rcu_preempt07:28:272
28606996748,7cyclictest181rcu_preempt07:28:272
2860699674,24cyclictest39-21ksoftirqd/207:18:282
28606996713,33cyclictest39-21ksoftirqd/209:03:582
2859899679,31cyclictest31-21ksoftirqd/111:02:311
28598996751,10cyclictest17700-21kworker/u17:2-rpciod11:19:071
28598996749,13cyclictest0-21swapper/109:59:051
28598996746,14cyclictest24807-21latency_hist08:33:291
28598996745,7cyclictest181rcu_preempt07:34:191
2859899673,45cyclictest8315-21fschecks_time07:43:481
28598996724,7cyclictest301ktimers/109:18:581
28598996721,9cyclictest301ktimers/108:04:141
2861399663,48cyclictest0-21swapper/308:04:093
2861399663,31cyclictest23785-21chrt11:28:433
2861399663,31cyclictest23785-21chrt11:28:433
2861399663,26cyclictest31897-21chrt10:48:273
2861399662,24cyclictest26112-21chrt08:36:503
2861399662,24cyclictest26112-21chrt08:36:503
28598996650,9cyclictest0-21swapper/111:03:571
28598996650,9cyclictest0-21swapper/111:03:571
28598996645,14cyclictest665-21if_eth011:43:481
28598996645,11cyclictest0-21swapper/111:43:281
28598996616,19cyclictest14037-21cpuspeed10:18:411
2861399653,24cyclictest29357-21chrt09:49:023
2861399652,27cyclictest13327-21chrt07:59:073
2861399652,26cyclictest13158-21taskset10:17:103
2861399652,26cyclictest13158-21taskset10:17:103
2861399652,23cyclictest12994-21taskset09:23:293
28613996512,43cyclictest0-21swapper/311:58:263
28613996512,43cyclictest0-21swapper/311:58:263
2859899654,42cyclictest24487-21mailstats11:29:001
2859899654,42cyclictest24487-21mailstats11:29:001
28598996536,22cyclictest28576-21cyclictest12:01:091
2859899653,24cyclictest31-21ksoftirqd/109:09:501
28598996524,8cyclictest301ktimers/111:17:301
28598996524,8cyclictest301ktimers/111:17:301
28598996523,9cyclictest301ktimers/112:28:521
28598996523,8cyclictest301ktimers/108:43:551
28598996523,8cyclictest301ktimers/108:43:551
2859899652,27cyclictest31-21ksoftirqd/110:17:281
2859899652,27cyclictest31-21ksoftirqd/110:17:281
2861399643,30cyclictest15195-21chrt10:19:253
2861399643,27cyclictest12976-21chrt07:58:303
2861399643,26cyclictest17144-21chrt12:11:103
2861399643,26cyclictest13403-21taskset12:04:053
2861399643,26cyclictest13403-21taskset12:04:053
2861399643,25cyclictest32765-21chrt07:18:493
2861399643,25cyclictest32765-21chrt07:18:493
2861399643,22cyclictest31997-21chrt09:53:563
2861399643,22cyclictest31997-21chrt09:53:563
2861399642,26cyclictest28307-21chrt08:43:463
2861399642,26cyclictest28307-21chrt08:43:463
2861399642,26cyclictest20780-21taskset11:23:413
2861399642,23cyclictest4653-21chrt09:08:533
28613996411,43cyclictest0-21swapper/308:48:583
2859899645,27cyclictest31-21ksoftirqd/110:49:211
28598996448,9cyclictest26235-21switchtime09:44:001
28598996448,9cyclictest26235-21switchtime09:44:001
2859899644,38cyclictest2143-21ntp_states07:23:561
2859899644,38cyclictest2143-21ntp_states07:23:561
2859899642,42cyclictest352-21runrttasks08:12:301
2859899642,25cyclictest31-21ksoftirqd/112:24:411
2859899642,25cyclictest31-21ksoftirqd/112:24:411
2861399634,13cyclictest0-21swapper/309:17:003
2861399634,13cyclictest0-21swapper/309:17:003
2861399633,27cyclictest14534-21chrt09:24:503
2861399633,25cyclictest25415-21chrt10:37:173
2861399633,25cyclictest2102-21taskset11:46:013
2861399633,24cyclictest32035-21chrt07:16:593
2861399633,24cyclictest19396-21chrt11:20:333
2861399633,23cyclictest31627-21taskset12:34:313
2861399632,26cyclictest19020-21taskset10:26:473
2861399632,25cyclictest24812-21chrt09:42:463
2861399632,23cyclictest4829-21chrt07:33:393
28613996312,41cyclictest0-21swapper/310:58:263
28613996312,41cyclictest0-21swapper/310:58:263
28598996335,7cyclictest181rcu_preempt07:56:321
2859899633,39cyclictest29825-21ls08:48:431
28598996329,17cyclictest28576-21cyclictest08:18:261
28598996329,17cyclictest28576-21cyclictest08:18:261
2859899632,41cyclictest22140-21latency_hist09:38:291
2861399623,22cyclictest10009-21chrt07:48:503
2861399623,20cyclictest5761-21taskset10:58:403
2861399622,25cyclictest31312-21taskset11:40:183
2861399622,24cyclictest7957-21chrt10:08:393
2861399622,24cyclictest16979-21chrt08:08:513
2861399622,23cyclictest28601-21taskset12:29:203
2861399622,23cyclictest13796-21taskset11:11:453
2861399622,22cyclictest7016-21chrt07:38:583
28613996210,42cyclictest0-21swapper/309:00:113
2859899625,16cyclictest13520-21taskset07:59:131
28598996243,13cyclictest30126-21idleruntime-cro07:13:261
28598996238,7cyclictest181rcu_preempt11:25:321
2859899622,28cyclictest31-21ksoftirqd/107:18:541
2859899622,28cyclictest31-21ksoftirqd/107:18:541
2861399613,28cyclictest11124-21taskset11:07:403
2861399613,28cyclictest11124-21taskset11:07:403
2861399613,24cyclictest28838-21chrt11:36:493
2861399613,21cyclictest28444-21chrt10:42:193
2861399612,24cyclictest5296-21taskset10:03:493
2861399612,24cyclictest22555-21chrt08:25:273
2861399612,21cyclictest4555-21chrt10:03:163
2859899613,37cyclictest3390-21grep10:53:581
2859899613,37cyclictest3390-21grep10:53:581
2861399604,17cyclictest0-21swapper/308:29:193
2861399603,23cyclictest29955-21chrt07:11:323
2861399602,27cyclictest18211-21taskset08:13:373
2861399602,27cyclictest18211-21taskset08:13:373
2861399602,22cyclictest2629-21chrt07:24:283
2861399602,22cyclictest2629-21chrt07:24:283
28613996011,40cyclictest0-21swapper/309:46:403
28613996011,40cyclictest0-21swapper/309:46:403
2859899603,42cyclictest2844-21sort09:03:501
28598996033,17cyclictest352-21runrttasks07:28:591
28598996033,17cyclictest352-21runrttasks07:28:591
2861399594,22cyclictest27725-21chrt08:41:353
2861399594,22cyclictest27725-21chrt08:41:353
2861399594,10cyclictest0-21swapper/312:13:373
2861399593,15cyclictest213882sleep308:23:293
2861399593,15cyclictest213882sleep308:23:293
2861399592,22cyclictest8204-21chrt07:43:443
2861399592,22cyclictest3621-21chrt09:06:223
2861399592,22cyclictest16412-21chrt09:28:443
2861399592,21cyclictest4450-21chrt07:32:183
2861399592,21cyclictest4450-21chrt07:32:183
2861399583,20cyclictest32439-21chrt08:54:273
2861399583,20cyclictest32439-21chrt08:54:273
2861399583,13cyclictest9464-21chrt11:58:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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