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2026-04-21 - 18:01
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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 Tue Apr 21, 2026 13:02:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1279599203190,11cyclictest0-21swapper/3811:39:0432
1279599203190,11cyclictest0-21swapper/3811:39:0432
1278299198135,47cyclictest0-21swapper/2809:40:2621
1278299198135,47cyclictest0-21swapper/2809:40:2621
1278299198135,47cyclictest0-21swapper/2809:40:2621
1278999196190,3cyclictest3543-21CPU26
1278999196190,3cyclictest3543-21CPU26
1278999196190,3cyclictest3543-21CPU26
1277499192155,35cyclictest0-21swapper/2111:04:3114
1277499192155,35cyclictest0-21swapper/2111:04:3114
1277499192155,35cyclictest0-21swapper/2111:04:3114
1275099190186,2cyclictest0-21swapper/009:32:440
1275099190186,2cyclictest0-21swapper/009:32:430
1275099190186,2cyclictest0-21swapper/009:32:430
1278299189140,18cyclictest0-21swapper/2810:37:1721
1278299189140,18cyclictest0-21swapper/2810:37:1721
1277899189181,5cyclictest0-21swapper/2410:00:2217
1277899189181,5cyclictest0-21swapper/2410:00:2217
1277099189181,6cyclictest0-21swapper/1712:15:029
1277099189181,6cyclictest0-21swapper/1712:15:019
1276499189152,33cyclictest0-21swapper/1210:03:074
1276499189152,33cyclictest0-21swapper/1210:03:074
1275299187166,10cyclictest0-21swapper/212:19:0912
1275299187166,10cyclictest0-21swapper/212:19:0812
1275299187142,15cyclictest171rcu_preempt10:10:4412
1275299187142,15cyclictest171rcu_preempt10:10:4412
1275299185174,9cyclictest0-21swapper/212:22:1412
1275299185174,9cyclictest0-21swapper/212:22:1312
1275299185174,9cyclictest0-21swapper/212:22:1312
1279399184165,11cyclictest2454-21CPU30
1279399184165,11cyclictest2454-21CPU30
1277199184170,12cyclictest0-21swapper/1809:57:0910
1277199184170,12cyclictest0-21swapper/1809:57:0910
12757991845,79cyclictest0-21swapper/611:55:2036
12757991845,79cyclictest0-21swapper/611:55:2036
1275299183139,23cyclictest38105-21git11:34:4112
1275299183139,23cyclictest38105-21git11:34:4112
1275299182117,48cyclictest2456-21CPU12
1275299182117,48cyclictest2456-21CPU12
1278299180135,41cyclictest2462-21CPU21
1275299180143,17cyclictest0-21swapper/210:35:0912
1275299180143,17cyclictest0-21swapper/210:35:0912
1277199179169,8cyclictest0-21swapper/1811:14:3910
1277199179169,8cyclictest0-21swapper/1811:14:3910
1276699179175,2cyclictest0-21swapper/1310:54:205
1276699179175,2cyclictest0-21swapper/1310:54:205
12764991791,172cyclictest0-21swapper/1207:20:144
1275299179150,12cyclictest0-21swapper/212:07:4112
1275299179150,12cyclictest0-21swapper/212:07:4112
1275299179150,12cyclictest0-21swapper/212:07:4112
1275299179101,76cyclictest3546-21CPU12
1275299179101,76cyclictest3546-21CPU12
1275299179101,76cyclictest3546-21CPU12
1276699177162,12cyclictest0-21swapper/1309:03:375
1276699177162,12cyclictest0-21swapper/1309:03:375
1276699177104,69cyclictest3545-21CPU5
1276699177104,69cyclictest3545-21CPU5
1276699177104,69cyclictest3545-21CPU5
1276699176164,6cyclictest0-21swapper/1311:57:225
1276699176164,6cyclictest0-21swapper/1311:57:225
1275299176156,9cyclictest0-21swapper/210:24:5012
1275299176156,9cyclictest0-21swapper/210:24:4912
1275299176150,14cyclictest0-21swapper/211:13:3512
1275299176150,14cyclictest0-21swapper/211:13:3512
1277199175165,6cyclictest3542-21CPU10
1277199175165,6cyclictest3542-21CPU10
1277199175165,6cyclictest3542-21CPU10
1275699175164,7cyclictest2456-21CPU35
1275699175164,7cyclictest2456-21CPU35
1275699175151,18cyclictest0-21swapper/509:29:0635
1275699175151,18cyclictest0-21swapper/509:29:0635
1277099174164,8cyclictest0-21swapper/1709:14:019
1277099174164,8cyclictest0-21swapper/1709:14:009
1276699174125,14cyclictest0-21swapper/1310:17:085
1276699174125,14cyclictest0-21swapper/1310:17:085
1276699174125,14cyclictest0-21swapper/1310:17:075
12764991741,161cyclictest0-21swapper/1211:15:144
12764991741,161cyclictest0-21swapper/1211:15:144
1277399173165,6cyclictest0-21swapper/2011:07:2413
1277399173165,6cyclictest0-21swapper/2011:07:2313
1277399173165,6cyclictest0-21swapper/2011:07:2313
1278699172131,34cyclictest0-21swapper/3009:17:3024
1278699172131,34cyclictest0-21swapper/3009:17:3024
1278299172150,11cyclictest171rcu_preempt09:18:0921
1278299172150,11cyclictest171rcu_preempt09:18:0821
1277099172169,2cyclictest0-21swapper/1711:35:229
1277099172169,2cyclictest0-21swapper/1711:35:229
1276499172100,61cyclictest2466-21CPU4
1276499172100,61cyclictest2466-21CPU4
1276499172100,61cyclictest2466-21CPU4
1278299171147,9cyclictest171rcu_preempt08:51:5921
1278299171147,9cyclictest171rcu_preempt08:51:5921
1278299171138,11cyclictest171rcu_preempt11:46:2921
1278299171138,11cyclictest171rcu_preempt11:46:2821
1278299171135,15cyclictest0-21swapper/2808:15:5521
1277899171159,8cyclictest0-21swapper/2411:10:3317
1277899171159,8cyclictest0-21swapper/2411:10:3317
1278699170145,19cyclictest0-21swapper/3011:03:1624
1278699170145,19cyclictest0-21swapper/3011:03:1624
1278699170145,19cyclictest0-21swapper/3011:03:1624
1278299170145,13cyclictest171rcu_preempt10:15:4421
1278299170145,13cyclictest171rcu_preempt10:15:4321
1278299170145,13cyclictest171rcu_preempt10:15:4321
1278299170129,26cyclictest0-21swapper/2809:57:0021
1278299170129,26cyclictest0-21swapper/2809:57:0021
1277899170155,14cyclictest0-21swapper/2409:40:4817
1277899170155,14cyclictest0-21swapper/2409:40:4817
1277899170155,14cyclictest0-21swapper/2409:40:4817
1277599170167,2cyclictest0-21swapper/2211:35:2215
1277599170167,2cyclictest0-21swapper/2211:35:2215
1276699170156,5cyclictest0-21swapper/1309:20:115
1276699170156,5cyclictest0-21swapper/1309:20:105
12757991701,2cyclictest0-21swapper/610:20:2836
12757991701,2cyclictest0-21swapper/610:20:2836
1275299170149,12cyclictest0-21swapper/209:32:4112
1275299170149,12cyclictest0-21swapper/209:32:4012
1275299170149,12cyclictest0-21swapper/209:32:4012
1277199169154,13cyclictest13914-21kworker/u82:1-events_unbound09:48:3910
1277199169154,13cyclictest13914-21kworker/u82:1-events_unbound09:48:3910
1277099169160,7cyclictest0-21swapper/1712:20:219
1277099169160,7cyclictest0-21swapper/1712:20:219
1277099169160,7cyclictest0-21swapper/1712:20:209
1276699169124,27cyclictest0-21swapper/1308:01:025
1276699169124,27cyclictest0-21swapper/1308:01:015
1279499168136,29cyclictest2456-21CPU31
1279499168136,29cyclictest2456-21CPU31
1278299168144,12cyclictest0-21swapper/2807:45:0021
1278299168144,12cyclictest0-21swapper/2807:45:0021
1278299168139,18cyclictest0-21swapper/2808:35:3621
1278299168139,18cyclictest0-21swapper/2808:35:3621
1278299168134,14cyclictest171rcu_preempt11:09:3121
1278299168134,14cyclictest171rcu_preempt11:09:3121
1278299168134,14cyclictest171rcu_preempt11:09:3121
1276699168142,8cyclictest171rcu_preempt12:03:385
1276699168142,8cyclictest171rcu_preempt12:03:375
1276699168142,8cyclictest171rcu_preempt12:03:375
1275299168111,39cyclictest2459-21CPU12
1275299168111,39cyclictest2459-21CPU12
1278299167136,16cyclictest0-21swapper/2809:25:5921
1278299167136,16cyclictest0-21swapper/2809:25:5921
1277899167158,4cyclictest0-21swapper/2410:40:2517
1277899167158,4cyclictest0-21swapper/2410:40:2517
127749916776,88cyclictest0-21swapper/2111:35:2114
127749916776,88cyclictest0-21swapper/2111:35:2114
1276699167156,8cyclictest0-21swapper/1307:26:005
1276699167156,8cyclictest0-21swapper/1307:26:005
1276699167150,9cyclictest171rcu_preempt09:33:405
1276699167150,9cyclictest171rcu_preempt09:33:395
1276699167150,9cyclictest171rcu_preempt09:33:395
1276699167130,16cyclictest0-21swapper/1307:32:115
1276699167130,16cyclictest0-21swapper/1307:32:105
1276199167146,12cyclictest0-21swapper/1008:47:322
1276199167146,12cyclictest0-21swapper/1008:47:312
12757991671,162cyclictest0-21swapper/609:15:5636
12757991671,162cyclictest0-21swapper/609:15:5636
1275399167161,4cyclictest0-21swapper/312:20:2223
1275399167161,4cyclictest0-21swapper/312:20:2123
1275399167161,4cyclictest0-21swapper/312:20:2123
1275299167129,17cyclictest171rcu_preempt09:26:1512
1275299167129,17cyclictest171rcu_preempt09:26:1512
1275299167119,15cyclictest0-21swapper/212:39:4012
1275299167119,15cyclictest0-21swapper/212:39:4012
1275299167111,40cyclictest0-21swapper/211:23:3212
1275299167111,40cyclictest0-21swapper/211:23:3212
1275299167111,40cyclictest0-21swapper/211:23:3212
1279599166125,25cyclictest0-21swapper/3812:21:5132
1279599166125,25cyclictest0-21swapper/3812:21:5132
1279599166125,25cyclictest0-21swapper/3812:21:5132
1279599166112,30cyclictest0-21swapper/3809:16:4932
1279599166112,30cyclictest0-21swapper/3809:16:4832
1279399166146,14cyclictest0-21swapper/3609:47:2230
1279399166146,14cyclictest0-21swapper/3609:47:2130
1278299166143,17cyclictest0-21swapper/2808:45:0321
1278299166143,17cyclictest0-21swapper/2808:45:0221
1278299166136,14cyclictest171rcu_preempt07:22:3521
1278299166115,26cyclictest0-21swapper/2812:03:4321
1278299166115,26cyclictest0-21swapper/2812:03:4321
1278299166115,26cyclictest0-21swapper/2812:03:4221
1278299166114,47cyclictest37353-21CPU21
1278299166114,47cyclictest37353-21CPU21
1277899166150,5cyclictest0-21swapper/2409:49:0617
1277899166150,5cyclictest0-21swapper/2409:49:0617
12774991663,155cyclictest0-21swapper/2111:25:0114
12774991663,155cyclictest0-21swapper/2111:25:0114
12774991663,155cyclictest0-21swapper/2111:25:0014
1276699166152,7cyclictest0-21swapper/1311:40:035
1276699166152,7cyclictest0-21swapper/1311:40:035
1276699166141,12cyclictest171rcu_preempt10:01:385
1276699166141,12cyclictest171rcu_preempt10:01:375
127649916678,77cyclictest0-21swapper/1212:10:294
127649916678,77cyclictest0-21swapper/1212:10:284
1276499166137,20cyclictest0-21swapper/1212:31:434
1276499166137,20cyclictest0-21swapper/1212:31:434
1275699166149,15cyclictest0-21swapper/510:08:3335
1275699166149,15cyclictest0-21swapper/510:08:3335
1275699166149,15cyclictest0-21swapper/510:08:3335
1275299166118,24cyclictest0-21swapper/211:50:2312
1275299166118,24cyclictest0-21swapper/211:50:2312
1275299166118,24cyclictest0-21swapper/211:50:2212
1275299166113,27cyclictest2461-21CPU12
1275299166113,27cyclictest2461-21CPU12
1278299165127,17cyclictest0-21swapper/2807:10:3321
127789916558,103cyclictest3609-21CPU17
127789916558,103cyclictest3609-21CPU17
1276699165139,22cyclictest0-21swapper/1311:52:025
1276699165139,22cyclictest0-21swapper/1311:52:025
1276699165139,22cyclictest0-21swapper/1311:52:025
1276699165125,25cyclictest0-21swapper/1311:34:085
1276699165125,25cyclictest0-21swapper/1311:34:085
127649916586,66cyclictest37358-21CPU4
127649916586,66cyclictest37358-21CPU4
1275699165156,6cyclictest0-21swapper/510:15:1335
1275699165156,6cyclictest0-21swapper/510:15:1235
1275699165156,6cyclictest0-21swapper/510:15:1235
1275399165134,27cyclictest2456-21CPU23
1275399165134,27cyclictest2456-21CPU23
127529916595,60cyclictest37265-21CPU12
127529916595,60cyclictest37265-21CPU12
1275299165137,9cyclictest171rcu_preempt09:52:4512
1275299165137,9cyclictest171rcu_preempt09:52:4412
1275299165115,21cyclictest0-21swapper/210:27:2912
1275299165115,21cyclictest0-21swapper/210:27:2912
1275299165115,21cyclictest0-21swapper/210:27:2812
1279599164136,7cyclictest0-21swapper/3810:18:3232
1279599164136,7cyclictest0-21swapper/3810:18:3132
1279599164136,7cyclictest0-21swapper/3810:18:3132
1278299164123,17cyclictest0-21swapper/2812:27:2921
1278299164123,17cyclictest0-21swapper/2812:27:2921
1278299164123,17cyclictest0-21swapper/2812:27:2921
1277899164113,27cyclictest0-21swapper/2408:27:3617
1277899164113,27cyclictest0-21swapper/2408:27:3517
1277599164112,18cyclictest171rcu_preempt12:06:5715
1277599164112,18cyclictest171rcu_preempt12:06:5715
1277599164112,18cyclictest171rcu_preempt12:06:5715
1276699164152,5cyclictest0-21swapper/1312:39:525
1276699164152,5cyclictest0-21swapper/1312:39:515
1276699164152,2cyclictest0-21swapper/1312:21:595
1276699164152,2cyclictest0-21swapper/1312:21:595
1276699164152,2cyclictest0-21swapper/1312:21:595
1276699164139,15cyclictest171rcu_preempt11:12:515
1276699164139,15cyclictest171rcu_preempt11:12:515
1276699164132,29cyclictest0-21swapper/1312:11:435
1276699164132,29cyclictest0-21swapper/1312:11:435
1276699164121,21cyclictest0-21swapper/1309:20:075
1276699164121,21cyclictest0-21swapper/1309:20:065
1276699164119,20cyclictest0-21swapper/1311:05:535
1276699164119,20cyclictest0-21swapper/1311:05:535
1276699164119,20cyclictest0-21swapper/1311:05:535
1275499164152,10cyclictest0-21swapper/410:01:5734
1275499164152,10cyclictest0-21swapper/410:01:5634
1275299164150,6cyclictest0-21swapper/208:40:3612
1275299164150,6cyclictest0-21swapper/208:40:3612
1275299164142,10cyclictest171rcu_preempt11:17:1212
1275299164142,10cyclictest171rcu_preempt11:17:1212
1275299164139,14cyclictest0-21swapper/209:46:0112
1275299164139,14cyclictest0-21swapper/209:46:0112
1278299163133,9cyclictest171rcu_preempt09:09:4521
1278299163133,9cyclictest171rcu_preempt09:09:4421
1278299163133,9cyclictest171rcu_preempt09:09:4421
1278299163130,14cyclictest0-21swapper/2809:45:5021
1278299163130,14cyclictest0-21swapper/2809:45:5021
1277899163154,6cyclictest0-21swapper/2411:45:3217
1277899163154,6cyclictest0-21swapper/2411:45:3217
1277899163147,8cyclictest0-21swapper/2412:35:4617
1277899163147,8cyclictest0-21swapper/2412:35:4617
1277899163128,23cyclictest0-21swapper/2410:48:2517
1277899163128,23cyclictest0-21swapper/2410:48:2517
1277899163125,12cyclictest0-21swapper/2410:20:4617
1277899163125,12cyclictest0-21swapper/2410:20:4517
12774991630,2cyclictest0-21swapper/2110:25:2114
12774991630,2cyclictest0-21swapper/2110:25:2114
12774991630,2cyclictest0-21swapper/2110:25:2114
1277199163161,1cyclictest0-21swapper/1809:17:0410
1277199163161,1cyclictest0-21swapper/1809:17:0310
1276799163159,2cyclictest0-21swapper/1411:19:226
1276799163159,2cyclictest0-21swapper/1411:19:216
1276699163148,9cyclictest0-21swapper/1311:30:015
1276699163148,9cyclictest0-21swapper/1311:30:015
1276699163148,9cyclictest0-21swapper/1311:30:005
1276099163157,4cyclictest0-21swapper/910:37:0839
1276099163157,4cyclictest0-21swapper/910:37:0839
1276099163141,20cyclictest0-21swapper/910:08:3339
1276099163141,20cyclictest0-21swapper/910:08:3339
1276099163141,20cyclictest0-21swapper/910:08:3339
1275499163155,7cyclictest0-21swapper/411:43:0434
1275499163155,7cyclictest0-21swapper/411:43:0434
1275499163155,7cyclictest0-21swapper/411:43:0334
1275299163146,7cyclictest171rcu_preempt08:39:0512
1275299163146,7cyclictest171rcu_preempt08:39:0512
1275299163134,14cyclictest171rcu_preempt07:16:4112
1275299163110,35cyclictest3546-21CPU12
1275299163110,35cyclictest3546-21CPU12
1279599162120,14cyclictest0-21swapper/3809:11:5632
1279599162120,14cyclictest0-21swapper/3809:11:5632
1279399162134,24cyclictest3546-21CPU30
1279399162134,24cyclictest3546-21CPU30
1279399162111,29cyclictest0-21swapper/3611:26:4930
1279399162111,29cyclictest0-21swapper/3611:26:4830
1279399162111,29cyclictest0-21swapper/3611:26:4830
1278299162146,10cyclictest0-21swapper/2811:01:4121
1278299162146,10cyclictest0-21swapper/2811:01:4021
1278299162146,10cyclictest0-21swapper/2811:01:4021
1278299162136,8cyclictest171rcu_preempt08:55:5421
1278299162136,8cyclictest171rcu_preempt08:55:5321
1278299162119,23cyclictest0-21swapper/2810:07:5321
1278299162119,23cyclictest0-21swapper/2810:07:5221
1278299162119,23cyclictest0-21swapper/2810:07:5221
1277099162154,6cyclictest0-21swapper/1712:35:489
1277099162154,6cyclictest0-21swapper/1712:35:479
1277099162149,10cyclictest0-21swapper/1712:19:449
1277099162149,10cyclictest0-21swapper/1712:19:439
1276699162156,4cyclictest0-21swapper/1309:50:005
1276699162156,4cyclictest0-21swapper/1309:50:005
1276699162153,1cyclictest0-21swapper/1309:54:415
1276699162153,1cyclictest0-21swapper/1309:54:415
1276699162137,15cyclictest171rcu_preempt10:21:225
1276699162137,15cyclictest171rcu_preempt10:21:225
1276699162132,18cyclictest0-21swapper/1310:29:265
1276699162132,18cyclictest0-21swapper/1310:29:255
1276699162132,18cyclictest0-21swapper/1310:29:255
127619916239,111cyclictest0-21swapper/1011:15:212
127619916239,111cyclictest0-21swapper/1011:15:202
1275299162136,11cyclictest171rcu_preempt09:40:5412
1275299162136,11cyclictest171rcu_preempt09:40:5312
1275299162136,11cyclictest171rcu_preempt09:40:5312
1275299162122,15cyclictest0-21swapper/209:12:0112
1275299162122,15cyclictest0-21swapper/209:12:0012
1278299161131,11cyclictest171rcu_preempt09:01:3321
1278299161131,11cyclictest171rcu_preempt09:01:3221
1278299161122,14cyclictest0-21swapper/2812:12:3621
1278299161122,14cyclictest0-21swapper/2812:12:3621
1277899161138,11cyclictest0-21swapper/2409:36:2117
1277899161138,11cyclictest0-21swapper/2409:36:2117
1277599161153,6cyclictest0-21swapper/2210:04:4515
1277599161153,6cyclictest0-21swapper/2210:04:4415
127669916195,52cyclictest3541-21CPU5
127669916195,52cyclictest3541-21CPU5
127669916195,52cyclictest3541-21CPU5
12764991612,97cyclictest4408-21CPU4
12764991612,97cyclictest4408-21CPU4
12764991612,130cyclictest0-21swapper/1207:35:234
12764991612,130cyclictest0-21swapper/1207:35:234
1276199161151,9cyclictest0-21swapper/1009:53:562
1276199161151,9cyclictest0-21swapper/1009:53:552
1275799161119,31cyclictest0-21swapper/609:13:2436
1275799161119,31cyclictest0-21swapper/609:13:2436
1275699161157,3cyclictest0-21swapper/512:01:0135
1275699161157,3cyclictest0-21swapper/512:01:0035
1275699161157,3cyclictest0-21swapper/512:01:0035
1275299161148,7cyclictest0-21swapper/207:25:5912
1275299161148,7cyclictest0-21swapper/207:25:5912
1275299161138,16cyclictest171rcu_preempt10:49:0512
1275299161138,16cyclictest171rcu_preempt10:49:0512
1275299161129,13cyclictest171rcu_preempt08:31:3912
1275299161129,13cyclictest171rcu_preempt08:31:3812
1275299161121,27cyclictest0-21swapper/211:09:1512
1275299161121,27cyclictest0-21swapper/211:09:1512
1275299161121,27cyclictest0-21swapper/211:09:1512
1275299161116,15cyclictest171rcu_preempt10:52:4312
1275299161116,15cyclictest171rcu_preempt10:52:4212
1275099161158,2cyclictest0-21swapper/012:33:200
1275099161158,2cyclictest0-21swapper/012:33:190
1279399160122,31cyclictest37357-21CPU30
1279399160122,31cyclictest37357-21CPU30
1278299160155,4cyclictest29943-21sshd11:21:2221
1278299160155,4cyclictest29943-21sshd11:21:2221
1278299160155,4cyclictest29943-21sshd11:21:2221
1278299160138,12cyclictest0-21swapper/2809:39:2321
1278299160138,12cyclictest0-21swapper/2809:39:2321
1278299160126,19cyclictest2459-21CPU21
1278299160126,19cyclictest2459-21CPU21
1278299160124,18cyclictest0-21swapper/2808:00:2621
1278299160124,18cyclictest0-21swapper/2808:00:2521
1278299160124,16cyclictest171rcu_preempt07:59:4421
1278299160124,16cyclictest171rcu_preempt07:59:4421
1278299160115,16cyclictest0-21swapper/2807:16:5121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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