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2026-05-14 - 18:56
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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
Characteristics of the 376 highest latencies:
System rack6slot0.osadl.org (updated Thu May 14, 2026 13:02:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3422099191186,3cyclictest0-21swapper/1809:00:2210
3422099191186,3cyclictest0-21swapper/1809:00:2110
3423099183157,15cyclictest0-21swapper/2611:39:3419
3423099183157,15cyclictest0-21swapper/2611:39:3419
3423099183157,15cyclictest0-21swapper/2611:39:3319
3419999183119,13cyclictest171rcu_preempt10:29:081
3419999183119,13cyclictest171rcu_preempt10:29:081
3419999183119,13cyclictest171rcu_preempt10:29:071
3423099181134,16cyclictest171rcu_preempt08:37:4019
3423099181134,16cyclictest171rcu_preempt08:37:4019
3424199179169,8cyclictest0-21swapper/3710:43:0831
3424199179169,8cyclictest0-21swapper/3710:43:0831
3421499179164,12cyclictest0-21swapper/1310:43:085
3421499179164,12cyclictest0-21swapper/1310:43:085
3420199179173,3cyclictest0-21swapper/209:17:0512
3420199179173,3cyclictest0-21swapper/209:17:0412
3421399176141,30cyclictest0-21swapper/1209:40:064
3421399176141,30cyclictest0-21swapper/1209:40:054
3423099175159,8cyclictest0-21swapper/2609:03:0919
3423099175159,8cyclictest0-21swapper/2609:03:0919
342139917596,65cyclictest0-21swapper/1210:20:154
342139917596,65cyclictest0-21swapper/1210:20:144
342139917596,65cyclictest0-21swapper/1210:20:144
3419999175162,9cyclictest0-21swapper/110:23:151
3419999175162,9cyclictest0-21swapper/110:23:151
3419999175162,9cyclictest0-21swapper/110:23:141
3421499174161,11cyclictest0-21swapper/1310:53:275
3421499174161,11cyclictest0-21swapper/1310:53:275
3419899173122,31cyclictest0-21swapper/009:51:510
3419899173122,31cyclictest0-21swapper/009:51:500
3419999172116,34cyclictest4408-21CPU1
3419999172116,34cyclictest4408-21CPU1
3421499171152,13cyclictest0-21swapper/1309:32:405
3421499171152,13cyclictest0-21swapper/1309:32:405
3421499171152,13cyclictest0-21swapper/1309:32:395
3421499171137,16cyclictest171rcu_preempt11:25:445
3421499171137,16cyclictest171rcu_preempt11:25:445
3421499171137,16cyclictest171rcu_preempt11:25:435
3420299171121,45cyclictest0-21swapper/311:03:3823
3420299171121,45cyclictest0-21swapper/311:03:3823
3419999171160,5cyclictest0-21swapper/109:31:321
3419999171160,5cyclictest0-21swapper/109:31:321
3419999171160,5cyclictest0-21swapper/109:31:311
3423099169148,9cyclictest0-21swapper/2611:30:4619
3423099169148,9cyclictest0-21swapper/2611:30:4519
3423099169148,9cyclictest0-21swapper/2611:30:4519
3420299169142,24cyclictest0-21swapper/311:42:3423
3420299169142,24cyclictest0-21swapper/311:42:3323
3423099168115,23cyclictest0-21swapper/2608:01:1719
3423099168115,23cyclictest0-21swapper/2608:01:1719
3419999168140,10cyclictest171rcu_preempt10:09:051
3419999168140,10cyclictest171rcu_preempt10:09:041
3424199167155,8cyclictest0-21swapper/3710:37:5531
3424199167155,8cyclictest0-21swapper/3710:37:5531
3424199167155,8cyclictest0-21swapper/3710:37:5431
3423399167156,9cyclictest0-21swapper/2911:29:3822
3423399167156,9cyclictest0-21swapper/2911:29:3822
3423399167156,9cyclictest0-21swapper/2911:29:3822
3423099167132,14cyclictest171rcu_preempt11:29:1419
3423099167132,14cyclictest171rcu_preempt11:29:1419
3423099167132,14cyclictest171rcu_preempt11:29:1319
3421499167143,10cyclictest0-21swapper/1310:24:425
3421499167143,10cyclictest0-21swapper/1310:24:415
3421499167143,10cyclictest0-21swapper/1310:24:415
3420199167114,9cyclictest0-21swapper/210:17:0812
3420199167114,9cyclictest0-21swapper/210:17:0812
3420199167114,9cyclictest0-21swapper/210:17:0812
3419999167131,13cyclictest171rcu_preempt11:35:551
3419999167131,13cyclictest171rcu_preempt11:35:541
3419999167131,13cyclictest171rcu_preempt11:35:541
3419899167125,40cyclictest0-21swapper/011:32:190
3419899167125,40cyclictest0-21swapper/011:32:190
3419899167125,40cyclictest0-21swapper/011:32:190
342309916681,66cyclictest37352-21CPU19
342309916681,66cyclictest37352-21CPU19
3423099166157,7cyclictest0-21swapper/2611:22:5019
3423099166157,7cyclictest0-21swapper/2611:22:4919
3423099166157,7cyclictest0-21swapper/2611:22:4919
3420199166155,6cyclictest0-21swapper/212:31:2012
3420199166155,6cyclictest0-21swapper/212:31:1912
3419999166108,27cyclictest0-21swapper/110:45:421
3419999166108,27cyclictest0-21swapper/110:45:421
3423099165151,11cyclictest0-21swapper/2609:14:5519
3423099165151,11cyclictest0-21swapper/2609:14:5519
3423099165151,11cyclictest0-21swapper/2609:14:5419
3422399165156,6cyclictest0-21swapper/2108:15:0114
3422399165156,6cyclictest0-21swapper/2108:15:0014
3420199165153,11cyclictest0-21swapper/210:52:5212
3420199165153,11cyclictest0-21swapper/210:52:5212
3420199165149,11cyclictest0-21swapper/211:07:3212
3420199165149,11cyclictest0-21swapper/211:07:3112
341999916469,71cyclictest0-21swapper/110:10:211
341999916469,71cyclictest0-21swapper/110:10:211
341999916469,71cyclictest0-21swapper/110:10:201
3419999164149,7cyclictest0-21swapper/110:02:191
3419999164149,7cyclictest0-21swapper/110:02:191
3421499163150,9cyclictest0-21swapper/1309:25:535
3421499163150,9cyclictest0-21swapper/1309:25:535
3421399163123,28cyclictest0-21swapper/1209:14:594
3421399163123,28cyclictest0-21swapper/1209:14:584
3421399163123,28cyclictest0-21swapper/1209:14:584
3419999163139,13cyclictest0-21swapper/111:23:071
3419999163139,13cyclictest0-21swapper/111:23:071
3419999163139,13cyclictest0-21swapper/111:23:061
3423099162145,8cyclictest0-21swapper/2612:08:0419
3423099162145,8cyclictest0-21swapper/2612:08:0319
3423099162145,8cyclictest0-21swapper/2612:08:0319
3423099162128,22cyclictest0-21swapper/2609:37:4919
3423099162128,22cyclictest0-21swapper/2609:37:4819
3423099162108,15cyclictest0-21swapper/2608:56:4819
3423099162108,15cyclictest0-21swapper/2608:56:4819
3421099162106,46cyclictest3610-21CPU39
3421099162106,46cyclictest3610-21CPU39
3421099162106,46cyclictest3610-21CPU39
3420999162148,6cyclictest0-21swapper/810:54:0938
3420999162148,6cyclictest0-21swapper/810:54:0938
3419999162147,4cyclictest0-21swapper/109:13:221
3419999162147,4cyclictest0-21swapper/109:13:211
3419999162147,4cyclictest0-21swapper/109:13:211
3419999162131,15cyclictest171rcu_preempt08:56:501
3419999162131,15cyclictest171rcu_preempt08:56:491
3419999162126,17cyclictest0-21swapper/109:57:431
3419999162126,17cyclictest0-21swapper/109:57:431
3423399161156,4cyclictest0-21swapper/2911:42:1522
3423399161156,4cyclictest0-21swapper/2911:42:1522
3423099161135,8cyclictest171rcu_preempt10:11:3319
3423099161135,8cyclictest171rcu_preempt10:11:3219
3423099161135,8cyclictest171rcu_preempt10:11:3219
3421499161139,8cyclictest0-21swapper/1312:04:205
3421499161139,8cyclictest0-21swapper/1312:04:195
3420199161158,2cyclictest0-21swapper/209:44:2912
3420199161158,2cyclictest0-21swapper/209:44:2812
3420199161158,2cyclictest0-21swapper/209:44:2812
342309916095,35cyclictest0-21swapper/2610:32:4219
342309916095,35cyclictest0-21swapper/2610:32:4219
342309916095,35cyclictest0-21swapper/2610:32:4119
3423099160132,24cyclictest3546-21CPU19
3423099160132,24cyclictest3546-21CPU19
3423099160132,24cyclictest3546-21CPU19
3421499160150,9cyclictest0-21swapper/1311:12:535
3421499160150,9cyclictest0-21swapper/1311:12:535
3421499160149,8cyclictest19460-21kworker/u82:3-events_unbound12:25:365
3421499160149,8cyclictest19460-21kworker/u82:3-events_unbound12:25:365
3421499160149,8cyclictest19460-21kworker/u82:3-events_unbound12:25:355
3421499160126,23cyclictest0-21swapper/1309:53:525
3421499160126,23cyclictest0-21swapper/1309:53:525
3421299160157,2cyclictest0-21swapper/1112:14:463
3421299160157,2cyclictest0-21swapper/1112:14:453
3420199160151,7cyclictest0-21swapper/210:14:5812
3420199160151,7cyclictest0-21swapper/210:14:5812
3420199160151,7cyclictest0-21swapper/210:14:5812
3419999160142,12cyclictest0-21swapper/111:57:081
3419999160142,12cyclictest0-21swapper/111:57:081
3419999160137,7cyclictest0-21swapper/110:40:021
3419999160137,7cyclictest0-21swapper/110:40:021
3419999160137,7cyclictest0-21swapper/110:40:011
3419999160108,26cyclictest0-21swapper/112:09:491
3419999160108,26cyclictest0-21swapper/112:09:491
3419999160108,26cyclictest0-21swapper/112:09:481
3423099159131,11cyclictest171rcu_preempt10:06:3419
3423099159131,11cyclictest171rcu_preempt10:06:3319
3423099159130,11cyclictest171rcu_preempt10:01:3519
3423099159130,11cyclictest171rcu_preempt10:01:3519
3420899159137,13cyclictest0-21swapper/709:50:5237
3420899159137,13cyclictest0-21swapper/709:50:5137
3420199159150,7cyclictest0-21swapper/209:12:2912
3420199159150,7cyclictest0-21swapper/209:12:2912
3420199159150,7cyclictest0-21swapper/209:12:2812
3419999159108,24cyclictest0-21swapper/107:41:201
3419999159108,24cyclictest0-21swapper/107:41:191
3423499158143,14cyclictest0-21swapper/3010:33:4524
3423499158143,14cyclictest0-21swapper/3010:33:4524
3423499158143,14cyclictest0-21swapper/3010:33:4524
3423399158148,8cyclictest0-21swapper/2912:38:5722
3423399158148,8cyclictest0-21swapper/2912:38:5622
3421999158142,12cyclictest0-21swapper/1710:14:519
3421999158142,12cyclictest0-21swapper/1710:14:519
3421999158142,12cyclictest0-21swapper/1710:14:519
3421499158142,7cyclictest0-21swapper/1311:49:385
3421499158142,7cyclictest0-21swapper/1311:49:385
342089915849,99cyclictest0-21swapper/710:25:1537
342089915849,99cyclictest0-21swapper/710:25:1537
342089915849,99cyclictest0-21swapper/710:25:1437
3420199158150,2cyclictest0-21swapper/209:26:4212
3420199158150,2cyclictest0-21swapper/209:26:4112
3419999158146,11cyclictest0-21swapper/111:17:561
3419999158146,11cyclictest0-21swapper/111:17:551
3419999158145,12cyclictest0-21swapper/109:24:291
3419999158145,12cyclictest0-21swapper/109:24:291
3419999158145,12cyclictest0-21swapper/109:24:281
3419999158127,10cyclictest171rcu_preempt11:54:101
3419999158127,10cyclictest171rcu_preempt11:54:091
3423099157126,9cyclictest171rcu_preempt11:42:4419
3423099157126,9cyclictest171rcu_preempt11:42:4419
3421999157142,12cyclictest0-21swapper/1711:43:539
3421999157142,12cyclictest0-21swapper/1711:43:539
3421499157144,11cyclictest0-21swapper/1310:26:185
3421499157144,11cyclictest0-21swapper/1310:26:185
3421499157144,11cyclictest0-21swapper/1310:26:185
3420199157151,2cyclictest0-21swapper/212:10:3212
3420199157151,2cyclictest0-21swapper/212:10:3112
3419999157130,14cyclictest0-21swapper/107:10:021
3419999157130,14cyclictest0-21swapper/107:10:011
3423099156117,10cyclictest171rcu_preempt09:34:5819
3423099156117,10cyclictest171rcu_preempt09:34:5719
3423099156117,10cyclictest171rcu_preempt09:34:5719
3423099156104,40cyclictest0-21swapper/2611:05:4619
3423099156104,40cyclictest0-21swapper/2611:05:4519
3421299156149,5cyclictest0-21swapper/1110:55:353
3421299156149,5cyclictest0-21swapper/1110:55:343
3420999156140,6cyclictest0-21swapper/811:29:0338
3420999156140,6cyclictest0-21swapper/811:29:0338
3420999156140,6cyclictest0-21swapper/811:29:0338
3420199156143,11cyclictest0-21swapper/209:48:4312
3420199156143,11cyclictest0-21swapper/209:48:4212
3419999156153,2cyclictest0-21swapper/112:37:401
3419999156153,2cyclictest0-21swapper/112:37:391
3419999156126,11cyclictest171rcu_preempt12:27:051
3419999156126,11cyclictest171rcu_preempt12:27:041
3419999156126,11cyclictest171rcu_preempt12:27:041
3423099155143,3cyclictest0-21swapper/2608:08:1619
3423099155143,3cyclictest0-21swapper/2608:08:1619
3423099155117,21cyclictest0-21swapper/2610:47:4119
3423099155117,21cyclictest0-21swapper/2610:47:4119
3423099155116,13cyclictest171rcu_preempt08:53:0719
342159915530,120cyclictest37354-21CPU6
342159915530,120cyclictest37354-21CPU6
342159915530,120cyclictest37354-21CPU6
3421499155129,10cyclictest0-21swapper/1312:09:395
3421499155129,10cyclictest0-21swapper/1312:09:395
3421499155129,10cyclictest0-21swapper/1312:09:385
34213991550,143cyclictest353-21kcompactd109:17:504
34213991550,143cyclictest353-21kcompactd109:17:494
3420899155133,12cyclictest0-21swapper/710:01:4137
3420899155133,12cyclictest0-21swapper/710:01:4137
3420299155123,30cyclictest0-21swapper/310:57:1523
3420299155123,30cyclictest0-21swapper/310:57:1423
3420199155150,4cyclictest0-21swapper/211:13:4912
3420199155150,4cyclictest0-21swapper/211:13:4912
3420199155147,7cyclictest0-21swapper/212:08:2112
3420199155147,7cyclictest0-21swapper/212:08:2112
3420199155147,7cyclictest0-21swapper/212:08:2012
3419999155139,9cyclictest0-21swapper/108:05:071
3419999155139,9cyclictest0-21swapper/108:05:071
3419999155135,8cyclictest0-21swapper/111:10:281
3419999155135,8cyclictest0-21swapper/111:10:271
3419999155127,17cyclictest0-21swapper/110:55:411
3419999155127,17cyclictest0-21swapper/110:55:401
3423099154144,7cyclictest0-21swapper/2611:19:3919
3423099154144,7cyclictest0-21swapper/2611:19:3819
3423099154126,12cyclictest171rcu_preempt10:19:2219
3423099154126,12cyclictest171rcu_preempt10:19:2219
3423099154126,12cyclictest171rcu_preempt10:19:2119
3423099154108,40cyclictest3610-21CPU19
3423099154108,40cyclictest3610-21CPU19
3421099154120,18cyclictest0-21swapper/910:28:5039
3421099154120,18cyclictest0-21swapper/910:28:4939
3421099154120,18cyclictest0-21swapper/910:28:4939
3420299154108,40cyclictest0-21swapper/312:10:2623
3420299154108,40cyclictest0-21swapper/312:10:2523
3420199154144,8cyclictest0-21swapper/210:24:1412
3420199154144,8cyclictest0-21swapper/210:24:1412
3420199154144,8cyclictest0-21swapper/210:24:1312
3419999154139,8cyclictest171rcu_preempt09:54:061
3419999154139,8cyclictest171rcu_preempt09:54:051
3419999154135,9cyclictest0-21swapper/108:26:561
3419999154135,9cyclictest0-21swapper/108:26:561
3419999154129,12cyclictest0-21swapper/111:30:361
3419999154129,12cyclictest0-21swapper/111:30:361
3419999154129,12cyclictest0-21swapper/111:30:351
3419999154121,14cyclictest171rcu_preempt07:46:021
3419999154121,14cyclictest171rcu_preempt07:46:021
3419999154102,21cyclictest0-21swapper/111:04:071
3419999154102,21cyclictest0-21swapper/111:04:071
3424199153147,4cyclictest0-21swapper/3707:40:1331
3424199153147,4cyclictest0-21swapper/3707:40:1231
342309915397,22cyclictest0-21swapper/2611:00:4119
342309915397,22cyclictest0-21swapper/2611:00:4119
342309915356,77cyclictest0-21swapper/2612:15:1419
342309915356,77cyclictest0-21swapper/2612:15:1419
342309915356,77cyclictest0-21swapper/2612:15:1319
3421499153133,10cyclictest0-21swapper/1311:18:405
3421499153133,10cyclictest0-21swapper/1311:18:405
342139915399,40cyclictest0-21swapper/1209:40:194
342139915399,40cyclictest0-21swapper/1209:40:194
342139915399,40cyclictest0-21swapper/1209:40:184
3420899153110,26cyclictest0-21swapper/711:37:1237
3420899153110,26cyclictest0-21swapper/711:37:1137
3420899153110,26cyclictest0-21swapper/711:37:1137
3420799153121,23cyclictest0-21swapper/611:27:0136
3420799153121,23cyclictest0-21swapper/611:27:0136
3420799153121,23cyclictest0-21swapper/611:27:0036
3419999153150,2cyclictest0-21swapper/112:12:501
3419999153150,2cyclictest0-21swapper/112:12:491
3419999153148,3cyclictest0-21swapper/112:20:071
3419999153138,8cyclictest0-21swapper/108:54:281
3419999153137,9cyclictest171rcu_preempt07:20:091
3419999153137,9cyclictest171rcu_preempt07:20:081
3419999153131,9cyclictest0-21swapper/107:59:321
3419999153131,9cyclictest0-21swapper/107:59:311
3419999153122,18cyclictest0-21swapper/110:50:441
3419999153122,18cyclictest0-21swapper/110:50:431
34198991531,4cyclictest0-21swapper/009:42:020
34198991531,4cyclictest0-21swapper/009:42:020
34198991531,4cyclictest0-21swapper/009:42:010
3423399152144,2cyclictest0-21swapper/2910:56:2122
3423399152144,2cyclictest0-21swapper/2910:56:2122
3423099152140,7cyclictest0-21swapper/2608:46:4819
3423099152132,7cyclictest0-21swapper/2609:23:3019
3423099152132,7cyclictest0-21swapper/2609:23:2919
3423099152132,7cyclictest0-21swapper/2609:23:2919
3423099152109,11cyclictest0-21swapper/2608:24:4119
3423099152109,11cyclictest0-21swapper/2608:24:4119
3422799152135,15cyclictest0-21swapper/2410:05:2117
3422799152135,15cyclictest0-21swapper/2410:05:2117
3421499152131,7cyclictest18742-21kworker/u82:3-events_unbound09:36:075
3421499152131,7cyclictest18742-21kworker/u82:3-events_unbound09:36:075
3421299152144,5cyclictest0-21swapper/1112:35:403
3421299152144,5cyclictest0-21swapper/1112:35:393
3421299152140,10cyclictest0-21swapper/1110:32:373
3421299152140,10cyclictest0-21swapper/1110:32:373
3421299152140,10cyclictest0-21swapper/1110:32:363
3421099152103,38cyclictest0-21swapper/911:57:5439
3421099152103,38cyclictest0-21swapper/911:57:5339
34202991521,2cyclictest0-21swapper/312:00:1923
34202991521,2cyclictest0-21swapper/312:00:1923
3420199152138,11cyclictest0-21swapper/212:00:0212
3420199152138,11cyclictest0-21swapper/212:00:0212
3419999152118,14cyclictest0-21swapper/108:46:201
3419999152117,16cyclictest0-21swapper/110:19:031
3419999152117,16cyclictest0-21swapper/110:19:021
3419999152117,16cyclictest0-21swapper/110:19:021
3419999152109,15cyclictest0-21swapper/109:27:541
3419999152109,15cyclictest0-21swapper/109:27:531
3419999152108,24cyclictest0-21swapper/111:05:421
3419999152108,24cyclictest0-21swapper/111:05:421
3424199151139,10cyclictest0-21swapper/3708:46:1331
3423399151140,10cyclictest0-21swapper/2910:32:1222
3423399151140,10cyclictest0-21swapper/2910:32:1122
3423399151140,10cyclictest0-21swapper/2910:32:1122
3423399151130,13cyclictest0-21swapper/2911:10:1822
3423399151130,13cyclictest0-21swapper/2911:10:1822
3423099151139,3cyclictest0-21swapper/2612:25:4919
3423099151139,3cyclictest0-21swapper/2612:25:4919
3423099151139,3cyclictest0-21swapper/2612:25:4819
3423099151133,9cyclictest0-21swapper/2609:55:5019
3423099151133,9cyclictest0-21swapper/2609:55:5019
3423099151127,12cyclictest0-21swapper/2612:00:3019
3423099151127,12cyclictest0-21swapper/2612:00:2919
3421999151146,4cyclictest0-21swapper/1712:00:399
3421999151146,4cyclictest0-21swapper/1712:00:389
3421999151120,12cyclictest0-21swapper/1710:29:249
3421999151120,12cyclictest0-21swapper/1710:29:239
3421999151120,12cyclictest0-21swapper/1710:29:239
3420899151123,16cyclictest0-21swapper/711:08:3337
3420899151123,16cyclictest0-21swapper/711:08:3237
34202991511,3cyclictest0-21swapper/311:06:5223
34202991511,3cyclictest0-21swapper/311:06:5223
3420199151146,4cyclictest0-21swapper/209:58:5212
3420199151146,4cyclictest0-21swapper/209:58:5212
3420199151137,4cyclictest0-21swapper/209:53:2312
3420199151137,4cyclictest0-21swapper/209:53:2312
3419999151139,11cyclictest0-21swapper/109:47:561
3419999151139,11cyclictest0-21swapper/109:47:551
3419999151136,8cyclictest0-21swapper/109:39:181
3419999151136,8cyclictest0-21swapper/109:39:171
3419999151123,16cyclictest0-21swapper/112:21:011
3419999151123,16cyclictest0-21swapper/112:21:011
3419999151123,16cyclictest0-21swapper/112:21:001
3423399150129,9cyclictest0-21swapper/2910:08:5622
3423399150129,9cyclictest0-21swapper/2910:08:5622
3423399150120,21cyclictest0-21swapper/2907:25:3622
3423399150120,21cyclictest0-21swapper/2907:25:3622
3423099150136,6cyclictest0-21swapper/2612:39:5619
3423099150136,6cyclictest0-21swapper/2612:39:5519
3423099150136,5cyclictest0-21swapper/2612:12:4419
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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