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2026-06-25 - 03:29
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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 Jun 25, 2026 01:01:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28914992482,241cyclictest3545-21CPU13
28914992482,241cyclictest3545-21CPU13
28914992471,2cyclictest0-21swapper/2022:51:1213
28914992471,2cyclictest0-21swapper/2022:51:1213
28914992430,2cyclictest0-21swapper/2022:40:1813
28914992430,2cyclictest0-21swapper/2022:40:1813
28914992421,3cyclictest1367-21dbus-daemon00:09:4813
28914992421,3cyclictest1367-21dbus-daemon00:09:4713
28914992411,2cyclictest0-21swapper/2022:06:5713
28914992411,2cyclictest0-21swapper/2022:06:5713
28914992381,233cyclictest0-21swapper/2023:50:2013
28914992381,233cyclictest0-21swapper/2023:50:2013
28914992362,231cyclictest17484-21nfsd22:45:2213
28914992362,231cyclictest17484-21nfsd22:45:2213
28914992361,2cyclictest0-21swapper/2022:22:4213
28914992361,2cyclictest0-21swapper/2022:22:4213
28914992361,232cyclictest0-21swapper/2023:27:0213
28914992361,232cyclictest0-21swapper/2023:27:0113
28914992361,231cyclictest0-21swapper/2021:10:1213
28914992361,231cyclictest0-21swapper/2021:10:1213
28914992350,2cyclictest0-21swapper/2021:52:0813
28914992350,2cyclictest0-21swapper/2021:52:0813
28914992341,6cyclictest37257-21qemu-system-x8623:19:4213
28914992341,6cyclictest37257-21qemu-system-x8623:19:4213
28914992341,6cyclictest37257-21qemu-system-x8623:19:4213
28914992341,2cyclictest0-21swapper/2022:10:1313
28914992341,2cyclictest0-21swapper/2022:10:1313
28914992341,2cyclictest0-21swapper/2022:10:1213
28914992341,230cyclictest0-21swapper/2000:03:5213
28914992341,230cyclictest0-21swapper/2000:03:5213
28914992340,2cyclictest0-21swapper/2021:21:2613
28914992340,2cyclictest0-21swapper/2021:21:2513
28914992323,223cyclictest2462-21CPU13
28914992323,223cyclictest2462-21CPU13
28914992311,227cyclictest0-21swapper/2023:00:1813
28914992311,227cyclictest0-21swapper/2023:00:1813
28914992311,227cyclictest0-21swapper/2000:11:1313
28914992311,227cyclictest0-21swapper/2000:11:1313
28914992310,2cyclictest0-21swapper/2000:21:1313
28914992310,2cyclictest0-21swapper/2000:21:1213
28914992301,9cyclictest20539-21sshd21:44:3413
28914992301,9cyclictest20539-21sshd21:44:3313
28914992301,2cyclictest0-21swapper/2020:20:4213
28914992301,2cyclictest0-21swapper/2020:20:4113
28914992300,2cyclictest0-21swapper/2022:35:1113
28914992300,2cyclictest0-21swapper/2022:35:1013
28914992291,3cyclictest0-21swapper/2000:26:2113
28914992291,3cyclictest0-21swapper/2000:26:2113
28914992291,225cyclictest0-21swapper/2021:37:5513
28914992291,225cyclictest0-21swapper/2021:37:5513
28914992261,3cyclictest37266-21CPU13
28914992261,3cyclictest37266-21CPU13
28914992260,2cyclictest0-21swapper/2000:34:4413
28914992260,2cyclictest0-21swapper/2000:34:4313
28914992251,9cyclictest35866-21sshd21:10:0613
28914992251,9cyclictest35866-21sshd21:10:0613
28914992251,9cyclictest35866-21sshd21:10:0513
28914992251,219cyclictest0-21swapper/2023:09:3813
28914992251,219cyclictest0-21swapper/2023:09:3713
28914992251,219cyclictest0-21swapper/2023:09:3713
28914992250,2cyclictest0-21swapper/2022:28:1613
28914992250,2cyclictest0-21swapper/2022:28:1613
28914992250,2cyclictest0-21swapper/2019:45:1413
28914992250,2cyclictest0-21swapper/2019:45:1413
28914992241,2cyclictest0-21swapper/2022:17:4813
28914992241,2cyclictest0-21swapper/2022:17:4713
28914992241,220cyclictest0-21swapper/2020:15:0313
28914992241,220cyclictest0-21swapper/2020:15:0313
28914992240,2cyclictest0-21swapper/2022:03:5513
28914992240,2cyclictest0-21swapper/2022:03:5513
28914992240,2cyclictest0-21swapper/2022:03:5413
28914992231,2cyclictest0-21swapper/2021:47:1813
28914992231,2cyclictest0-21swapper/2021:47:1813
28914992231,2cyclictest0-21swapper/2019:55:0313
28914992231,2cyclictest0-21swapper/2019:55:0313
28914992230,2cyclictest0-21swapper/2023:40:5513
28914992230,2cyclictest0-21swapper/2023:40:5513
28914992221,218cyclictest0-21swapper/2022:32:0113
28914992221,218cyclictest0-21swapper/2022:32:0013
28914992210,2cyclictest0-21swapper/2021:56:0913
28914992210,2cyclictest0-21swapper/2021:56:0913
28914992201,2cyclictest0-21swapper/2000:16:5613
28914992201,2cyclictest0-21swapper/2000:16:5613
28914992191,3cyclictest39033-21systemd21:28:1413
28914992191,3cyclictest39033-21systemd21:28:1313
28914992191,2cyclictest0-21swapper/2020:40:3413
28914992191,2cyclictest0-21swapper/2020:40:3413
28914992191,2cyclictest0-21swapper/2020:00:4613
28914992190,6cyclictest34042-21systemd23:36:0413
28914992190,6cyclictest34042-21systemd23:36:0313
28914992190,2cyclictest0-21swapper/2023:46:5513
28914992190,2cyclictest0-21swapper/2023:46:5413
28914992181,3cyclictest0-21swapper/2020:05:0613
28914992181,2cyclictest0-21swapper/2019:25:2013
28914992181,2cyclictest0-21swapper/2019:25:2013
28914992181,214cyclictest0-21swapper/2023:12:3913
28914992181,214cyclictest0-21swapper/2023:12:3913
28914992180,2cyclictest0-21swapper/2021:18:1413
28914992180,2cyclictest0-21swapper/2021:18:1313
28914992171,2cyclictest0-21swapper/2023:31:3213
28914992171,2cyclictest0-21swapper/2023:31:3213
28914992171,2cyclictest0-21swapper/2023:31:3213
28914992171,212cyclictest0-21swapper/2019:55:1513
28914992171,212cyclictest0-21swapper/2019:55:1413
28914992160,2cyclictest0-21swapper/2020:17:0613
28914992160,2cyclictest0-21swapper/2020:17:0613
28914992152,208cyclictest3543-21CPU13
28914992152,208cyclictest3543-21CPU13
28914992140,2cyclictest0-21swapper/2000:37:3213
28914992140,2cyclictest0-21swapper/2000:37:3213
28914992140,2cyclictest0-21swapper/2000:37:3113
28914992131,2cyclictest0-21swapper/2023:24:0913
28914992131,2cyclictest0-21swapper/2023:24:0913
28914992131,2cyclictest0-21swapper/2019:43:0613
28914992131,2cyclictest0-21swapper/2019:43:0613
28914992122,205cyclictest3548-21CPU13
28914992122,205cyclictest3548-21CPU13
28914992120,2cyclictest0-21swapper/2021:02:4213
28914992120,2cyclictest0-21swapper/2021:02:4113
28914992111,2cyclictest0-21swapper/2020:35:1413
28914992111,2cyclictest0-21swapper/2020:35:1313
2889399209201,4cyclictest0-21swapper/323:26:1023
2889399209201,4cyclictest0-21swapper/323:26:0923
28914992081,2cyclictest0-21swapper/2019:25:0213
28914992081,2cyclictest0-21swapper/2019:25:0113
28914992060,2cyclictest0-21swapper/2020:45:4213
28914992060,2cyclictest0-21swapper/2020:45:4113
2889199205196,7cyclictest28887-21cyclictest23:57:031
2889199205196,7cyclictest28887-21cyclictest23:57:031
28914992010,2cyclictest0-21swapper/2020:50:2513
28914992010,2cyclictest0-21swapper/2020:50:2513
2890899201100,74cyclictest3542-21CPU6
2890899201100,74cyclictest3542-21CPU6
2889199200180,17cyclictest0-21swapper/122:51:151
2889199200180,17cyclictest0-21swapper/122:51:151
28914991981,188cyclictest0-21swapper/2020:30:0113
28914991981,188cyclictest0-21swapper/2020:30:0113
2889999197185,5cyclictest0-21swapper/822:35:1638
2889999197185,5cyclictest0-21swapper/822:35:1538
28914991951,191cyclictest0-21swapper/2020:35:0113
28914991940,2cyclictest0-21swapper/2020:55:5713
2889199191180,9cyclictest0-21swapper/122:20:441
2889199191180,9cyclictest0-21swapper/122:20:431
2893599188182,4cyclictest0-21swapper/3819:15:1832
2893599188182,4cyclictest0-21swapper/3819:15:1732
2890899188177,9cyclictest0-21swapper/1422:54:156
2890899188177,9cyclictest0-21swapper/1422:54:156
2889199187163,20cyclictest37353-21CPU1
2889199187163,20cyclictest37353-21CPU1
2889399185179,4cyclictest0-21swapper/319:13:1823
2889799184175,7cyclictest4410-21qemu-system-x8623:25:5236
2889799184175,7cyclictest4410-21qemu-system-x8623:25:5136
2893599183177,2cyclictest0-21swapper/3823:36:4532
2893599183177,2cyclictest0-21swapper/3823:36:4532
2889199183177,4cyclictest0-21swapper/119:16:311
2889199183177,4cyclictest0-21swapper/119:16:301
2890399180115,58cyclictest0-21swapper/1122:19:273
2890399180115,58cyclictest0-21swapper/1122:19:273
2889399180165,13cyclictest0-21swapper/300:19:2523
2889399180165,13cyclictest0-21swapper/300:19:2523
2889199180164,15cyclictest0-21swapper/121:59:501
2889199180164,15cyclictest0-21swapper/121:59:501
2892599179172,5cyclictest0-21swapper/3019:20:0324
2892599179172,5cyclictest0-21swapper/3019:20:0324
2889399179170,7cyclictest0-21swapper/319:23:4823
2889399179170,7cyclictest0-21swapper/319:23:4723
2889799178171,5cyclictest0-21swapper/621:46:1736
2889799178171,5cyclictest0-21swapper/621:46:1736
2890399177171,5cyclictest0-21swapper/1119:22:493
2890399177171,5cyclictest0-21swapper/1119:22:483
2889399177166,8cyclictest0-21swapper/321:48:1423
2889399177166,8cyclictest0-21swapper/321:48:1423
2893599176160,14cyclictest0-21swapper/3821:18:4132
2893599176160,14cyclictest0-21swapper/3821:18:4132
2889399176156,17cyclictest4407-21CPU23
2889399176156,17cyclictest4407-21CPU23
2892099175170,3cyclictest0-21swapper/2522:00:3918
2892099175170,3cyclictest0-21swapper/2522:00:3918
2892099175170,3cyclictest0-21swapper/2522:00:3818
2889399175118,43cyclictest2466-21CPU23
2889399175118,43cyclictest2466-21CPU23
2893599174162,10cyclictest0-21swapper/3821:40:0932
2893599174162,10cyclictest0-21swapper/3821:40:0932
2889799174156,15cyclictest0-21swapper/623:43:0436
2889799174156,15cyclictest0-21swapper/623:43:0436
2889399174169,4cyclictest0-21swapper/319:18:0823
2889399174169,4cyclictest0-21swapper/319:18:0823
2889199174162,10cyclictest0-21swapper/100:32:081
2889199174162,10cyclictest0-21swapper/100:32:071
2889199174120,41cyclictest3544-21CPU1
2889199174120,41cyclictest3544-21CPU1
2893699173134,27cyclictest0-21swapper/3921:23:0933
2893699173134,27cyclictest0-21swapper/3921:23:0833
2892599173158,13cyclictest0-21swapper/3019:20:2024
2892599173158,13cyclictest0-21swapper/3019:20:2024
2890899173159,10cyclictest0-21swapper/1422:34:376
2890899173159,10cyclictest0-21swapper/1422:34:366
2889999173167,3cyclictest0-21swapper/821:47:1438
2889999173167,3cyclictest0-21swapper/821:47:1438
2889099173151,9cyclictest1442-21gdbus23:02:350
2889099173151,9cyclictest1442-21gdbus23:02:350
2889399172161,9cyclictest0-21swapper/323:35:4823
2889399172161,9cyclictest0-21swapper/323:35:4723
2889199172137,33cyclictest0-21swapper/119:25:201
2889199172137,33cyclictest0-21swapper/119:25:201
2889199171162,8cyclictest0-21swapper/119:30:241
2889199171162,8cyclictest0-21swapper/119:30:231
2889199171123,29cyclictest0-21swapper/123:24:011
2889199171123,29cyclictest0-21swapper/123:24:001
2892599170150,14cyclictest0-21swapper/3022:08:4024
2892599170150,14cyclictest0-21swapper/3022:08:4024
2891099170149,14cyclictest0-21swapper/1600:31:508
2891099170149,14cyclictest0-21swapper/1600:31:508
289039917079,74cyclictest4407-21CPU3
289039917079,74cyclictest4407-21CPU3
2890399170148,19cyclictest0-21swapper/1119:11:423
2890399170111,39cyclictest0-21swapper/1121:41:563
2890399170111,39cyclictest0-21swapper/1121:41:563
2889399170158,7cyclictest0-21swapper/323:01:0223
2889399170158,7cyclictest0-21swapper/323:01:0223
2889399170143,14cyclictest171rcu_preempt19:54:4823
2889399170143,14cyclictest171rcu_preempt19:54:4823
2889099170165,3cyclictest0-21swapper/022:02:510
2889099170165,3cyclictest0-21swapper/022:02:500
2889099170165,3cyclictest0-21swapper/022:02:500
2893699169139,21cyclictest0-21swapper/3921:25:5033
2893699169139,21cyclictest0-21swapper/3921:25:4933
2893599169162,5cyclictest0-21swapper/3819:14:4132
2890399169141,10cyclictest171rcu_preempt19:52:173
2890399169141,10cyclictest171rcu_preempt19:52:173
2890399169115,28cyclictest0-21swapper/1122:53:383
2890399169115,28cyclictest0-21swapper/1122:53:383
2889399169154,8cyclictest0-21swapper/323:22:3223
2889399169154,8cyclictest0-21swapper/323:22:3223
2889399169112,28cyclictest0-21swapper/300:27:2023
2889399169112,28cyclictest0-21swapper/300:27:1923
2889199169121,29cyclictest0-21swapper/123:39:571
2889199169121,29cyclictest0-21swapper/123:39:571
2889199169104,42cyclictest0-21swapper/122:57:571
2889199169104,42cyclictest0-21swapper/122:57:561
2893699168126,32cyclictest11207-21kworker/u82:1-events_unbound23:33:1933
2893699168126,32cyclictest11207-21kworker/u82:1-events_unbound23:33:1933
2893699168126,32cyclictest11207-21kworker/u82:1-events_unbound23:33:1933
2892599168162,4cyclictest0-21swapper/3023:17:5124
2892599168162,4cyclictest0-21swapper/3023:17:5124
2892599168162,4cyclictest0-21swapper/3023:17:5024
2890399168141,9cyclictest171rcu_preempt21:46:093
2890399168141,9cyclictest171rcu_preempt21:46:093
2889999168164,2cyclictest0-21swapper/823:18:2038
2889999168164,2cyclictest0-21swapper/823:18:2038
2889999168164,2cyclictest0-21swapper/823:18:1938
2889399168109,30cyclictest0-21swapper/323:17:5123
2889399168109,30cyclictest0-21swapper/323:17:5123
2889399168109,30cyclictest0-21swapper/323:17:5023
2889199168142,19cyclictest0-21swapper/120:30:271
2889199168107,46cyclictest3543-21CPU1
2889199168107,46cyclictest3543-21CPU1
2893699167134,28cyclictest0-21swapper/3922:02:3433
2893699167134,28cyclictest0-21swapper/3922:02:3333
2893699167134,28cyclictest0-21swapper/3922:02:3333
2893699167128,37cyclictest0-21swapper/3921:32:1633
2893699167128,37cyclictest0-21swapper/3921:32:1533
2893599167157,8cyclictest0-21swapper/3822:19:3532
2893599167157,8cyclictest0-21swapper/3822:19:3532
2890399167147,9cyclictest0-21swapper/1122:42:513
2890399167147,9cyclictest0-21swapper/1122:42:513
2890399167145,15cyclictest0-21swapper/1123:27:273
2890399167145,15cyclictest0-21swapper/1123:27:273
2890399167134,11cyclictest171rcu_preempt19:57:183
2890399167134,11cyclictest171rcu_preempt19:57:173
2890399167112,20cyclictest0-21swapper/1121:21:463
2890399167112,20cyclictest0-21swapper/1121:21:463
2890099167156,8cyclictest0-21swapper/921:52:0239
2890099167156,8cyclictest0-21swapper/921:52:0139
2889199167124,22cyclictest0-21swapper/121:17:371
2889199167124,22cyclictest0-21swapper/121:17:371
2889099167162,4cyclictest0-21swapper/023:31:210
2889099167162,4cyclictest0-21swapper/023:31:210
2889099167162,4cyclictest0-21swapper/023:31:210
2893699166134,31cyclictest0-21swapper/3923:55:0033
2893699166134,31cyclictest0-21swapper/3923:55:0033
2893599166156,9cyclictest0-21swapper/3822:26:1032
2893599166156,9cyclictest0-21swapper/3822:26:1032
2891799166141,22cyclictest0-21swapper/2320:15:0116
2891799166141,22cyclictest0-21swapper/2320:15:0116
2891699166161,4cyclictest0-21swapper/2221:36:5815
2891699166161,4cyclictest0-21swapper/2221:36:5815
2890899166119,15cyclictest0-21swapper/1420:00:166
2890399166146,5cyclictest0-21swapper/1120:43:423
2890399166146,5cyclictest0-21swapper/1120:43:423
2889799166141,21cyclictest3543-21CPU36
2889799166141,21cyclictest3543-21CPU36
2889399166135,15cyclictest0-21swapper/322:49:5623
2889399166135,15cyclictest0-21swapper/322:49:5623
2889399166128,5cyclictest0-21swapper/300:06:4023
2889399166128,5cyclictest0-21swapper/300:06:3923
2889399166112,24cyclictest0-21swapper/321:16:0923
2889399166112,24cyclictest0-21swapper/321:16:0823
2889199166152,9cyclictest0-21swapper/122:42:001
2889199166152,9cyclictest0-21swapper/122:41:591
2889199166136,15cyclictest171rcu_preempt20:15:041
2889199166136,15cyclictest171rcu_preempt20:15:041
2889199166129,16cyclictest0-21swapper/119:40:251
2889199166129,16cyclictest0-21swapper/119:40:251
2889199166107,24cyclictest0-21swapper/121:46:571
2889199166107,24cyclictest0-21swapper/121:46:571
2893699165126,23cyclictest0-21swapper/3921:57:5033
2893699165126,23cyclictest0-21swapper/3921:57:4933
2892599165153,10cyclictest0-21swapper/3022:13:1824
2892599165153,10cyclictest0-21swapper/3022:13:1724
2892599165153,10cyclictest0-21swapper/3022:13:1724
2891699165145,9cyclictest0-21swapper/2223:47:1215
2891699165145,9cyclictest0-21swapper/2223:47:1215
2890899165159,4cyclictest0-21swapper/1419:18:376
2890899165159,4cyclictest0-21swapper/1419:18:366
2890399165130,23cyclictest0-21swapper/1123:37:193
2890399165130,23cyclictest0-21swapper/1123:37:183
2889399165120,19cyclictest0-21swapper/320:45:4023
2889399165120,19cyclictest0-21swapper/320:45:3923
2889199165153,10cyclictest0-21swapper/121:10:431
2889199165153,10cyclictest0-21swapper/121:10:421
2889199165120,24cyclictest0-21swapper/122:45:311
2889199165120,24cyclictest0-21swapper/122:45:311
2889199165107,29cyclictest0-21swapper/122:39:481
2889199165107,29cyclictest0-21swapper/122:39:481
289359916478,78cyclictest2456-21CPU32
2893599164154,8cyclictest0-21swapper/3822:46:4932
2893599164154,8cyclictest0-21swapper/3822:46:4932
2893599164154,8cyclictest0-21swapper/3822:00:2832
2893599164154,8cyclictest0-21swapper/3822:00:2732
2893599164154,8cyclictest0-21swapper/3822:00:2732
2893599164134,16cyclictest171rcu_preempt00:00:4432
2893599164134,16cyclictest171rcu_preempt00:00:4332
2893599164112,45cyclictest0-21swapper/3823:52:4032
2893599164112,45cyclictest0-21swapper/3823:52:4032
2891599164161,2cyclictest0-21swapper/2119:23:1714
2891599164161,2cyclictest0-21swapper/2119:23:1714
2890399164151,7cyclictest0-21swapper/1100:39:043
2890399164151,7cyclictest0-21swapper/1100:39:033
2890399164151,7cyclictest0-21swapper/1100:39:033
2890399164118,19cyclictest0-21swapper/1122:47:383
2890399164118,19cyclictest0-21swapper/1122:47:383
2890099164137,19cyclictest0-21swapper/923:20:4639
2890099164137,19cyclictest0-21swapper/923:20:4639
2889699164140,22cyclictest0-21swapper/523:19:5335
2889699164140,22cyclictest0-21swapper/523:19:5235
2889699164140,22cyclictest0-21swapper/523:19:5235
2889399164134,25cyclictest0-21swapper/321:24:1723
2889399164134,25cyclictest0-21swapper/321:24:1623
2889399164123,20cyclictest171rcu_preempt23:56:0423
2889399164123,20cyclictest171rcu_preempt23:56:0423
2889399164113,44cyclictest0-21swapper/319:59:5623
2889399164113,44cyclictest0-21swapper/319:59:5523
2889299164150,3cyclictest22543-21kworker/u81:3+events_unbound00:20:1412
2889299164150,3cyclictest22543-21kworker/u81:3+events_unbound00:20:1312
2889199164117,24cyclictest0-21swapper/122:30:061
2889199164117,24cyclictest0-21swapper/122:30:061
2889199164117,19cyclictest0-21swapper/123:19:321
2889199164117,19cyclictest0-21swapper/123:19:321
2889199164117,19cyclictest0-21swapper/123:19:321
2889199164113,25cyclictest0-21swapper/100:15:501
2889199164113,25cyclictest0-21swapper/100:15:491
2893699163137,19cyclictest17484-21nfsd22:48:3333
2893699163137,19cyclictest17484-21nfsd22:48:3233
289359916384,73cyclictest2459-21CPU32
289359916384,73cyclictest2459-21CPU32
2893599163109,28cyclictest0-21swapper/3823:48:1432
2893599163109,28cyclictest0-21swapper/3823:48:1432
2893599163101,29cyclictest0-21swapper/3800:31:3232
2893599163101,29cyclictest0-21swapper/3800:31:3132
2890499163151,4cyclictest0-21swapper/1200:08:504
2890499163151,4cyclictest0-21swapper/1200:08:504
2890399163147,6cyclictest0-21swapper/1100:18:103
2890399163147,6cyclictest0-21swapper/1100:18:103
2890399163132,11cyclictest0-21swapper/1122:30:103
2890399163132,11cyclictest0-21swapper/1122:30:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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