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2026-09-01 - 17:13
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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 rack0slot2.osadl.org (updated Tue Sep 01, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
419417525722,30sleep70-21swapper/707:07:417
419405924737,7sleep50-21swapper/507:06:025
609994038,2cyclictest633230-21kworker/u16:1+events_unbound11:59:595
606994039,1cyclictest670068-21kworker/u16:4+events_unbound12:24:504
611993937,2cyclictest423651-21kworker/u16:3+flush-8:012:25:026
611993835,2cyclictest544380-21kworker/u16:4+events_unbound11:19:396
609993836,2cyclictest423651-21kworker/u16:3+events_unbound10:51:435
609993835,2cyclictest670068-21kworker/u16:4+flush-8:012:19:385
609993735,2cyclictest336557-21kworker/u16:1+events_unbound10:39:005
609993735,2cyclictest288037-21kworker/u16:5+events_unbound09:31:275
609993735,2cyclictest250832-21kworker/u16:4+events_unbound09:37:195
419415423726,8sleep40-21swapper/407:07:214
609993634,2cyclictest569079-21kworker/u16:2+events_unbound12:17:385
609993633,2cyclictest423651-21kworker/u16:3+events_unbound12:25:115
609993632,3cyclictest285295-21kworker/u16:0+flush-8:011:59:365
611993533,2cyclictest423651-21kworker/u16:3+events_unbound12:07:466
611993533,2cyclictest218017-21kworker/u16:4+flush-8:009:00:026
611993533,2cyclictest10717-21kworker/u16:0+events_unbound07:14:376
609993533,2cyclictest569079-21kworker/u16:2+events_unbound11:53:595
609993533,2cyclictest336557-21kworker/u16:1+events_unbound10:00:275
609993533,2cyclictest130542-21kworker/u16:3+events_unbound09:22:125
609993533,2cyclictest130542-21kworker/u16:3+events_unbound09:14:065
611993432,2cyclictest729189-21kworker/u16:1+events_unbound12:29:556
611993432,2cyclictest729189-21kworker/u16:1+events_unbound12:29:556
611993432,2cyclictest569079-21kworker/u16:2+events_unbound12:10:506
611993432,2cyclictest336557-21kworker/u16:1+flush-8:010:38:476
609993432,2cyclictest544380-21kworker/u16:4+events_unbound11:19:185
609993432,2cyclictest506704-21kworker/u16:2+events_unbound11:01:235
609993432,2cyclictest423651-21kworker/u16:3+events_unbound12:37:305
609993432,2cyclictest423651-21kworker/u16:3+events_unbound12:07:545
609993432,2cyclictest423651-21kworker/u16:3+events_unbound10:44:195
609993432,2cyclictest361962-21kworker/u16:5+events_unbound10:09:385
609993432,2cyclictest285295-21kworker/u16:0+events_unbound12:33:265
609993432,2cyclictest285295-21kworker/u16:0+events_unbound12:33:265
609993432,2cyclictest285295-21kworker/u16:0+events_unbound09:41:395
611993331,2cyclictest729189-21kworker/u16:1+events_unbound12:35:026
611993331,2cyclictest633230-21kworker/u16:1+events_unbound11:59:556
611993331,2cyclictest189761-21kworker/u16:2+flush-8:009:55:466
611993328,5cyclictest285295-21kworker/u16:0+events_unbound10:42:556
609993331,2cyclictest608765-21kworker/u16:4+events_unbound11:41:195
609993331,2cyclictest569079-21kworker/u16:2+events_unbound12:12:475
609993331,2cyclictest423651-21kworker/u16:3+events_unbound11:38:195
609993331,2cyclictest421335-21kworker/u16:2+events_unbound10:32:265
609993331,2cyclictest336557-21kworker/u16:1+events_unbound11:32:275
609993331,2cyclictest285295-21kworker/u16:0+events_unbound10:27:365
609993331,2cyclictest285295-21kworker/u16:0+events_unbound10:27:365
609993331,2cyclictest285295-21kworker/u16:0+events_unbound10:15:185
609993331,2cyclictest250832-21kworker/u16:4+events_unbound09:15:355
609993331,2cyclictest189761-21kworker/u16:2+events_unbound09:44:585
609993331,2cyclictest189761-21kworker/u16:2+events_unbound09:44:585
611993230,2cyclictest569079-21kworker/u16:2+events_unbound11:57:466
611993230,2cyclictest250832-21kworker/u16:4+flush-8:009:42:586
611993230,2cyclictest250832-21kworker/u16:4+events_unbound10:12:266
611993230,2cyclictest189761-21kworker/u16:2+events_unbound09:27:526
609993230,2cyclictest361962-21kworker/u16:5+flush-8:010:20:315
609993230,2cyclictest336557-21kworker/u16:1+flush-8:011:28:265
609993230,2cyclictest336557-21kworker/u16:1+events_unbound11:23:345
609993228,4cyclictest336557-21kworker/u16:1+flush-8:011:09:365
41940422329,8sleep60-21swapper/607:05:476
614993126,4cyclictest620785-21latency_hist11:44:367
611993129,2cyclictest285295-21kworker/u16:0+events_unbound12:17:076
611993129,2cyclictest285295-21kworker/u16:0+events_unbound11:12:186
611993129,2cyclictest250832-21kworker/u16:4+events_unbound09:46:466
611993129,2cyclictest250832-21kworker/u16:4+events_unbound09:46:466
611993129,2cyclictest189761-21kworker/u16:2+events_unbound09:17:566
611993128,2cyclictest421335-21kworker/u16:2+events_unbound10:25:516
611993128,2cyclictest421335-21kworker/u16:2+events_unbound10:25:516
609993129,2cyclictest608765-21kworker/u16:4+events_unbound11:48:235
609993129,2cyclictest361962-21kworker/u16:5+events_unbound10:07:115
609993129,2cyclictest200681-21kworker/u16:1+events_unbound09:25:515
606993128,2cyclictest285295-21kworker/u16:0+flush-8:009:49:364
606993128,2cyclictest285295-21kworker/u16:0+flush-8:009:49:364
611993028,2cyclictest544380-21kworker/u16:4+flush-8:011:15:596
611993028,2cyclictest423651-21kworker/u16:3+events_unbound10:51:116
611993028,2cyclictest336557-21kworker/u16:1+events_unbound11:00:506
611993028,2cyclictest189761-21kworker/u16:2+events_unbound09:11:236
611993027,2cyclictest285295-21kworker/u16:0+flush-8:012:20:306
611993026,3cyclictest4164999-21kworker/u16:2+events_unbound08:00:026
609993028,2cyclictest421335-21kworker/u16:2+events_unbound10:47:235
606993029,1cyclictest361962-21kworker/u16:5+events_unbound10:08:234
614992928,0cyclictest0-21swapper/709:27:547
611992927,2cyclictest633230-21kworker/u16:1+events_unbound11:51:236
611992927,2cyclictest423651-21kworker/u16:3+events_unbound11:36:476
611992927,2cyclictest361962-21kworker/u16:5+events_unbound10:06:556
611992927,2cyclictest130542-21kworker/u16:3+flush-8:009:20:116
609992927,2cyclictest285295-21kworker/u16:0+events_unbound11:13:555
609992927,2cyclictest285295-21kworker/u16:0+events_unbound09:58:595
609992927,2cyclictest189761-21kworker/u16:2+events_unbound09:52:345
606992927,2cyclictest43772-21kworker/u16:4+events_unbound08:10:034
611992826,2cyclictest336557-21kworker/u16:1+flush-8:010:45:476
611992826,2cyclictest336557-21kworker/u16:1+events_unbound10:33:596
611992826,2cyclictest285295-21kworker/u16:0+events_unbound11:39:596
611992826,2cyclictest285295-21kworker/u16:0+events_unbound11:30:346
611992826,2cyclictest285295-21kworker/u16:0+events_unbound11:26:266
611992826,2cyclictest285295-21kworker/u16:0+events_unbound09:51:196
611992826,2cyclictest285295-21kworker/u16:0+events_unbound09:33:286
609992826,2cyclictest506704-21kworker/u16:2+flush-8:010:58:355
5704322280,1chrt570430-21ssh11:22:387
5568482280,1chrt556847-21rm11:15:247
614992726,0cyclictest0-21swapper/708:40:277
611992725,2cyclictest421335-21kworker/u16:2+events_unbound10:23:306
611992725,2cyclictest285295-21kworker/u16:0+events_unbound09:37:236
609992725,2cyclictest43772-21kworker/u16:4+events_unbound07:59:585
609992725,2cyclictest24648-21kworker/u16:1+events_unbound07:23:485
614992625,0cyclictest0-21swapper/709:49:187
614992625,0cyclictest0-21swapper/709:49:187
614992624,1cyclictest238440-21diskmemload10:22:447
609992624,2cyclictest24648-21kworker/u16:1+events_unbound07:49:585
609992624,2cyclictest130542-21kworker/u16:3+events_unbound08:17:475
609992623,2cyclictest4164999-21kworker/u16:2+flush-8:007:44:475
614992524,0cyclictest0-21swapper/712:07:077
614992524,0cyclictest0-21swapper/710:53:247
614992524,0cyclictest0-21swapper/708:57:237
614992524,0cyclictest0-21swapper/708:27:357
614992523,1cyclictest645045-21ssh11:53:577
614992523,1cyclictest0-21swapper/712:15:477
614992523,1cyclictest0-21swapper/710:49:027
609992523,2cyclictest233021-21kworker/u16:0+events_unbound09:05:005
609992523,2cyclictest233021-21kworker/u16:0+events_unbound09:05:005
606992522,2cyclictest189761-21kworker/u16:2+flush-8:009:14:424
614992423,0cyclictest0-21swapper/711:25:087
614992423,0cyclictest0-21swapper/707:17:597
611992422,2cyclictest336557-21kworker/u16:1+events_unbound11:08:236
611992422,2cyclictest10717-21kworker/u16:0+events_unbound07:55:476
609992422,2cyclictest43772-21kworker/u16:4+events_unbound07:41:475
609992422,2cyclictest4164999-21kworker/u16:2+events_unbound08:09:505
609992422,2cyclictest4000549-21kworker/u16:1+events_unbound07:13:075
609992422,2cyclictest130542-21kworker/u16:3+events_unbound08:56:075
614992322,0cyclictest0-21swapper/711:05:167
614992322,0cyclictest0-21swapper/708:20:567
614992322,0cyclictest0-21swapper/707:49:157
611992321,2cyclictest4164999-21kworker/u16:2+events_unbound08:10:486
611992321,2cyclictest4164999-21kworker/u16:2+events_unbound07:25:286
611992321,2cyclictest336557-21kworker/u16:1+events_unbound10:59:106
611992321,2cyclictest189761-21kworker/u16:2+events_unbound08:44:496
611992321,2cyclictest170345-21kworker/u16:0+flush-8:008:54:596
611992320,2cyclictest43772-21kworker/u16:4+events_unbound08:39:566
611992320,2cyclictest130542-21kworker/u16:3+flush-8:008:34:476
609992321,2cyclictest130542-21kworker/u16:3+events_unbound08:53:075
606992321,2cyclictest608765-21kworker/u16:4+events_unbound11:45:044
606992321,2cyclictest250832-21kworker/u16:4+flush-8:009:59:524
606992320,2cyclictest4000549-21kworker/u16:1+events_unbound07:09:504
614992221,0cyclictest0-21swapper/711:58:347
614992221,0cyclictest0-21swapper/710:43:017
614992221,0cyclictest0-21swapper/709:58:007
614992221,0cyclictest0-21swapper/709:37:007
614992221,0cyclictest0-21swapper/709:06:207
614992221,0cyclictest0-21swapper/709:06:207
614992221,0cyclictest0-21swapper/708:48:047
614992221,0cyclictest0-21swapper/707:41:147
614992221,0cyclictest0-21swapper/707:23:197
614992220,1cyclictest312989-21ssh09:39:407
614992220,1cyclictest238440-21diskmemload10:54:487
611992221,1cyclictest361962-21kworker/u16:5+events_unbound10:17:316
611992220,2cyclictest233021-21kworker/u16:0+events_unbound09:07:486
611992220,2cyclictest233021-21kworker/u16:0+events_unbound09:07:486
611992220,2cyclictest130542-21kworker/u16:3+flush-8:008:20:026
609992220,2cyclictest4164999-21kworker/u16:2+events_unbound07:30:475
609992220,2cyclictest170345-21kworker/u16:0+events_unbound08:46:075
606992221,1cyclictest285295-21kworker/u16:0+events_unbound11:30:014
614992120,0cyclictest0-21swapper/712:36:497
614992120,0cyclictest0-21swapper/711:45:257
614992120,0cyclictest0-21swapper/707:38:167
614992120,0cyclictest0-21swapper/707:38:167
611992119,2cyclictest4164999-21kworker/u16:2+events_unbound07:39:486
611992119,2cyclictest336557-21kworker/u16:1+events_unbound10:02:346
609992119,2cyclictest130542-21kworker/u16:3+flush-8:008:23:475
614992019,0cyclictest0-21swapper/708:37:157
614992019,0cyclictest0-21swapper/708:15:597
614992018,1cyclictest249366-21ssh09:12:067
614992018,1cyclictest0-21swapper/711:09:557
614992014,5cyclictest121594-21latency_hist08:09:367
611992018,2cyclictest4164999-21kworker/u16:2+flush-8:007:39:316
611992018,2cyclictest4164999-21kworker/u16:2+flush-8:007:39:316
611992018,2cyclictest24648-21kworker/u16:1+events_unbound08:28:476
609992017,2cyclictest218017-21kworker/u16:4+events_unbound08:59:465
606992018,2cyclictest4164999-21kworker/u16:2+flush-8:007:30:044
606992018,2cyclictest200681-21kworker/u16:1+events_unbound09:25:064
614991918,0cyclictest0-21swapper/709:00:317
614991918,0cyclictest0-21swapper/708:34:027
614991918,0cyclictest0-21swapper/707:27:357
614991917,1cyclictest433435-21ssh10:25:237
614991917,1cyclictest433435-21ssh10:25:237
611991917,2cyclictest608765-21kworker/u16:4+events_unbound11:48:116
609991917,2cyclictest130542-21kworker/u16:3+events_unbound08:27:475
609991917,2cyclictest10717-21kworker/u16:0+events_unbound07:16:485
606991917,2cyclictest569079-21kworker/u16:2+flush-8:011:24:364
606991916,3cyclictest285295-21kworker/u16:0+flush-8:012:34:414
614991817,0cyclictest0-21swapper/712:02:197
614991817,0cyclictest0-21swapper/711:33:557
614991817,0cyclictest0-21swapper/707:58:047
614991815,2cyclictest446775-21ssh10:32:087
614991813,4cyclictest460528-21latency_hist10:39:367
611991816,2cyclictest4164999-21kworker/u16:2+events_unbound08:08:596
611991816,2cyclictest130542-21kworker/u16:3+events_unbound08:50:486
609991816,2cyclictest43772-21kworker/u16:4+events_unbound07:56:115
606991816,2cyclictest336557-21kworker/u16:1+flush-8:010:54:364
606991816,2cyclictest24648-21kworker/u16:1+events_unbound08:24:514
614991716,0cyclictest0-21swapper/712:25:377
614991716,0cyclictest0-21swapper/708:52:307
609991715,2cyclictest159557-21kworker/u16:2+events_unbound08:29:525
606991715,2cyclictest285295-21kworker/u16:0+events_unbound10:35:274
606991715,2cyclictest130542-21kworker/u16:3+flush-8:009:20:064
606991713,3cyclictest336557-21kworker/u16:1+flush-8:010:09:504
614991615,0cyclictest0-21swapper/709:49:427
614991614,1cyclictest410411-21ssh10:18:087
614991614,1cyclictest0-21swapper/712:19:597
614991613,1cyclictest53464-21systemd-run07:34:367
611991614,2cyclictest43772-21kworker/u16:4+flush-8:007:49:526
609991614,2cyclictest4164999-21kworker/u16:2+events_unbound07:24:535
606991614,2cyclictest285295-21kworker/u16:0+flush-8:009:30:024
614991514,0cyclictest0-21swapper/709:21:337
614991513,1cyclictest0-21swapper/710:14:137
614991510,4cyclictest743985-21latency_hist12:34:367
614991510,4cyclictest743985-21latency_hist12:34:367
606991513,2cyclictest423651-21kworker/u16:3+flush-8:010:45:074
606991513,1cyclictest0-21swapper/408:49:544
606991512,2cyclictest233021-21kworker/u16:0+events_unbound09:05:044
606991512,2cyclictest233021-21kworker/u16:0+events_unbound09:05:044
606991512,2cyclictest200681-21kworker/u16:1+events_unbound09:09:464
60699150,1cyclictest0-21swapper/411:25:394
614991413,0cyclictest0-21swapper/708:04:127
61499140,1cyclictest0-21swapper/709:15:027
611991412,2cyclictest43772-21kworker/u16:4+events_unbound08:32:466
609991412,2cyclictest10717-21kworker/u16:0+events_unbound07:39:285
609991412,2cyclictest10717-21kworker/u16:0+events_unbound07:39:285
606991413,1cyclictest0-21swapper/411:52:464
606991413,1cyclictest0-21swapper/411:06:064
606991413,1cyclictest0-21swapper/410:30:574
606991412,2cyclictest24648-21kworker/u16:1+flush-8:007:25:144
60699140,1cyclictest0-21swapper/409:50:264
60699140,14cyclictest0-21swapper/411:58:084
60699140,14cyclictest0-21swapper/409:37:124
60699140,13cyclictest0-21swapper/411:14:514
60699140,13cyclictest0-21swapper/409:54:594
61499139,3cyclictest1277-21snmpd10:08:047
614991313,0cyclictest0-21swapper/710:02:317
614991312,0cyclictest0-21swapper/712:12:447
609991312,1cyclictest0-21swapper/508:35:305
609991311,2cyclictest4164999-21kworker/u16:2+flush-8:008:09:075
606991312,1cyclictest0-21swapper/412:06:584
606991312,1cyclictest0-21swapper/411:39:224
606991312,1cyclictest0-21swapper/410:43:244
606991311,2cyclictest24648-21kworker/u16:1+events_unbound07:20:064
60699130,1cyclictest0-21swapper/408:41:234
60699130,13cyclictest0-21swapper/412:30:084
60699130,13cyclictest0-21swapper/412:30:084
60699130,13cyclictest0-21swapper/410:23:334
61499129,2cyclictest1277-21snmpd11:00:327
614991212,0cyclictest0-21swapper/707:12:177
614991211,0cyclictest0-21swapper/709:29:487
614991211,0cyclictest0-21swapper/708:10:087
614991210,1cyclictest606020-21ssh11:35:157
60699129,2cyclictest78317-21kthreadcore07:44:574
60699128,3cyclictest4164999-21kworker/u16:2+flush-8:007:35:024
60699128,3cyclictest4164999-21kworker/u16:2+flush-8:007:35:024
606991211,1cyclictest0-21swapper/411:02:384
606991211,1cyclictest0-21swapper/409:43:494
606991211,1cyclictest0-21swapper/408:04:494
606991210,2cyclictest506704-21kworker/u16:2+flush-8:011:09:514
60699120,12cyclictest0-21swapper/408:57:374
614991111,0cyclictest0-21swapper/707:53:257
61199110,1cyclictest0-21swapper/607:46:596
61199110,11cyclictest0-21swapper/608:16:566
60999119,2cyclictest130542-21kworker/u16:3+events_unbound08:41:145
606991110,1cyclictest285295-21kworker/u16:0+events_unbound11:59:374
606991110,1cyclictest0-21swapper/410:25:074
606991110,1cyclictest0-21swapper/410:25:074
606991110,1cyclictest0-21swapper/410:17:434
606991110,1cyclictest0-21swapper/407:57:244
606991110,1cyclictest0-21swapper/407:50:474
606991110,1cyclictest0-21swapper/407:44:104
60699110,11cyclictest0-21swapper/408:45:394
60699110,11cyclictest0-21swapper/408:36:204
61199108,1cyclictest25337-21fschecks_time07:19:526
61199100,9cyclictest21985-21tr07:14:576
60699109,1cyclictest0-21swapper/410:59:104
60699107,2cyclictest569079-21kworker/u16:2+events_unbound12:14:504
6119990,8cyclictest49394-21kthreadcore07:29:576
6069998,1cyclictest0-21swapper/412:13:544
6069998,1cyclictest0-21swapper/408:29:434
6069998,1cyclictest0-21swapper/408:16:294
6069998,1cyclictest0-21swapper/408:04:014
6069987,1cyclictest0-21swapper/407:18:184
6069986,1cyclictest0-21swapper/411:39:564
6069980,7cyclictest220104-21if_p4p108:59:504
6069980,7cyclictest148486-21kthreadcore08:19:574
6069964,2cyclictest670068-21kworker/u16:4+nfsiod12:20:314
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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