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2026-01-05 - 14:12
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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 Mon Jan 05, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40080492930,1sleep74008050-21kthreadcore09:08:447
376782226252,7sleep60-21swapper/607:04:086
376804725747,7sleep40-21swapper/407:07:194
376785025622,30sleep70-21swapper/707:04:337
376789624636,7sleep50-21swapper/507:05:115
41590212390,1sleep74159023-21date10:28:247
3768425993734,2cyclictest3935642-21ntpq08:28:507
3768414993633,2cyclictest4052725-21kworker/u16:0+events_unbound09:33:264
3768419993532,2cyclictest4111599-21kworker/u16:1+events_unbound10:43:266
3768419993331,2cyclictest3869054-21kworker/u16:2+events_unbound10:28:256
3768419993331,2cyclictest33163-21kworker/u16:0+events_unbound11:34:346
3768414993331,2cyclictest3965224-21kworker/u16:1+flush-8:009:23:374
3768414993330,2cyclictest3811034-21kworker/u16:3+events_unbound07:28:264
3768419993230,2cyclictest3926964-21kworker/u16:3+events_unbound08:42:346
3768419993128,2cyclictest3869054-21kworker/u16:2+events_unbound09:18:496
3768414993129,2cyclictest71957-21kworker/u16:3+events_unbound12:10:344
3768414993129,2cyclictest4072038-21kworker/u16:3+events_unbound09:44:074
3768419993028,2cyclictest3965224-21kworker/u16:1+events_unbound08:51:356
3768419992927,2cyclictest3887366-21kworker/u16:0+flush-8:008:13:406
3768419992927,2cyclictest130182-21kworker/u16:1+events_unbound12:04:426
3768415992927,2cyclictest3768618-21kworker/u16:4+flush-8:007:13:405
3768414992927,2cyclictest3869054-21kworker/u16:2+events_unbound10:17:134
3768419992826,2cyclictest4111599-21kworker/u16:1+events_unbound10:49:146
3768419992826,2cyclictest3869054-21kworker/u16:2+events_unbound08:58:536
3768419992825,2cyclictest3768618-21kworker/u16:4+events_unbound07:33:276
3768414992826,2cyclictest4111599-21kworker/u16:1+events_unbound11:17:344
3768414992826,2cyclictest3057452-21kworker/u16:1+events_unbound07:33:504
3768414992826,2cyclictest153146-21kworker/u16:0+events_unbound12:17:344
3768414992825,2cyclictest3965224-21kworker/u16:1+events_unbound08:48:264
3768414992825,2cyclictest3755476-21kworker/u16:0+events_unbound07:18:264
3768425992721,5cyclictest3849503-21latency_hist07:48:247
3768419992725,2cyclictest3869054-21kworker/u16:2+events_unbound11:30:346
3768419992725,2cyclictest3869054-21kworker/u16:2+events_unbound11:00:346
3768419992725,2cyclictest110822-21kworker/u16:4+events_unbound11:46:356
3768415992725,2cyclictest4072038-21kworker/u16:3+events_unbound09:45:145
3768414992725,2cyclictest4052725-21kworker/u16:0+events_unbound09:39:344
3768414992725,2cyclictest3985509-21kworker/u16:3+events_unbound09:00:424
3768414992725,2cyclictest3965224-21kworker/u16:1+flush-8:009:13:494
3768419992624,2cyclictest4177992-21kworker/u16:5+events_unbound10:36:476
3768419992624,2cyclictest3965224-21kworker/u16:1+events_unbound09:37:076
3768419992624,2cyclictest3965224-21kworker/u16:1+events_unbound09:11:066
3768419992624,2cyclictest3811034-21kworker/u16:3+events_unbound08:09:426
3768419992624,2cyclictest3057452-21kworker/u16:1+events_unbound07:09:076
3768419992624,2cyclictest3057452-21kworker/u16:1+events_unbound07:09:076
3768419992624,2cyclictest206941-21kworker/u16:3+events_unbound12:37:386
3768419992624,2cyclictest197132-21kworker/u16:0+events_unbound12:24:306
3768419992624,2cyclictest178530-21kworker/u16:1+events_unbound12:21:056
3768419992623,3cyclictest3811034-21kworker/u16:3+flush-8:007:58:306
3768419992623,2cyclictest3965224-21kworker/u16:1+events_unbound09:13:526
3768415992624,2cyclictest3887366-21kworker/u16:0+events_unbound08:27:115
3768415992624,2cyclictest3869054-21kworker/u16:2+events_unbound09:26:075
3768414992624,2cyclictest207321-21kworker/u16:4+flush-8:012:36:064
3768414992624,2cyclictest101927-21kworker/u16:2+events_unbound11:50:424
3768425992524,0cyclictest0-21swapper/712:27:347
3768425992520,4cyclictest3984840-21latency_hist08:58:247
3768419992523,2cyclictest3936992-21kworker/u16:0+flush-8:008:48:226
3768419992523,2cyclictest3936992-21kworker/u16:0+flush-8:008:48:226
3768419992523,2cyclictest3869054-21kworker/u16:2+flush-8:011:13:256
3768415992523,2cyclictest71957-21kworker/u16:3+events_unbound12:12:105
3768415992523,2cyclictest3869054-21kworker/u16:2+flush-8:009:03:195
3768415992523,2cyclictest3869054-21kworker/u16:2+events_unbound08:41:455
3768415992523,2cyclictest110822-21kworker/u16:4+events_unbound11:45:585
3768414992523,2cyclictest71957-21kworker/u16:3+events_unbound12:22:064
3768414992523,2cyclictest4134267-21kworker/u16:0+flush-8:010:25:064
3768414992523,2cyclictest4111599-21kworker/u16:1+flush-8:010:09:344
3768414992523,2cyclictest3936992-21kworker/u16:0+events_unbound08:34:064
3768414992523,2cyclictest3811034-21kworker/u16:3+events_unbound07:57:064
3768414992523,2cyclictest3811034-21kworker/u16:3+events_unbound07:57:064
3768414992523,2cyclictest3811034-21kworker/u16:3+events_unbound07:45:344
3768419992422,2cyclictest4082070-21kworker/u16:4+flush-8:009:54:106
3768419992422,2cyclictest3985509-21kworker/u16:3+events_unbound09:08:066
3768419992422,2cyclictest3869054-21kworker/u16:2+events_unbound08:33:076
3768419992422,2cyclictest3801238-21kworker/u16:2+events_unbound07:28:226
3768419992421,2cyclictest3811034-21kworker/u16:3+events_unbound07:53:256
3768419992421,2cyclictest3811034-21kworker/u16:3+events_unbound07:53:256
3768415992422,2cyclictest71957-21kworker/u16:3+events_unbound12:14:015
3768415992422,2cyclictest3965224-21kworker/u16:1+events_unbound09:14:075
3768415992422,2cyclictest3869054-21kworker/u16:2+events_unbound11:06:065
3768415992422,2cyclictest3869054-21kworker/u16:2+events_unbound10:10:585
3768415992422,2cyclictest3768618-21kworker/u16:4+flush-8:007:34:145
3768415992422,2cyclictest206941-21kworker/u16:3+events_unbound12:37:105
3768415992422,2cyclictest130182-21kworker/u16:1+flush-8:012:03:585
3768414992422,2cyclictest4022679-21kworker/u16:6+events_unbound09:31:064
3768414992422,2cyclictest3869054-21kworker/u16:2+events_unbound10:54:424
3768414992422,2cyclictest3869054-21kworker/u16:2+events_unbound10:47:344
3768414992422,2cyclictest3869054-21kworker/u16:2+events_unbound08:32:224
3768414992422,2cyclictest3811034-21kworker/u16:3+events_unbound08:06:074
3768414992422,2cyclictest197132-21kworker/u16:0+events_unbound12:24:344
3768419992321,2cyclictest4111599-21kworker/u16:1+flush-8:010:11:576
3768419992321,2cyclictest4111599-21kworker/u16:1+events_unbound10:55:066
3768419992321,2cyclictest4072038-21kworker/u16:3+events_unbound09:46:346
3768419992321,2cyclictest3887366-21kworker/u16:0+events_unbound08:24:356
3768419992321,2cyclictest3869054-21kworker/u16:2+flush-8:010:18:346
3768419992321,2cyclictest3869054-21kworker/u16:2+flush-8:010:18:346
3768419992321,2cyclictest153146-21kworker/u16:0+events_unbound12:18:216
3768415992321,2cyclictest4004252-21kworker/u16:0+events_unbound09:08:515
3768415992321,2cyclictest3869054-21kworker/u16:2+events_unbound10:56:475
3768415992321,2cyclictest3869054-21kworker/u16:2+events_unbound10:05:025
3768415992321,2cyclictest3768618-21kworker/u16:4+events_unbound07:57:235
3768415992321,2cyclictest3768618-21kworker/u16:4+events_unbound07:57:235
3768415992321,2cyclictest33163-21kworker/u16:0+flush-8:011:38:545
3768414992321,2cyclictest3965224-21kworker/u16:1+flush-8:009:08:444
3768414992321,2cyclictest3887366-21kworker/u16:0+events_unbound08:28:064
3768414992321,2cyclictest3869054-21kworker/u16:2+flush-8:009:18:484
3768414992321,2cyclictest3869054-21kworker/u16:2+events_unbound10:40:344
3768414992321,2cyclictest3869054-21kworker/u16:2+events_unbound08:20:424
3768414992321,2cyclictest3057452-21kworker/u16:1+events_unbound07:10:064
3768414992321,2cyclictest3057452-21kworker/u16:1+events_unbound07:10:064
3768419992220,2cyclictest4082070-21kworker/u16:4+events_unbound10:02:226
3768419992220,2cyclictest3869054-21kworker/u16:2+events_unbound10:42:066
3768419992220,2cyclictest130182-21kworker/u16:1+flush-8:012:09:346
3768415992220,2cyclictest4178684-21kworker/u16:3+flush-8:011:00:065
3768415992220,2cyclictest3965224-21kworker/u16:1+events_unbound09:21:025
3768415992220,2cyclictest33163-21kworker/u16:0+events_unbound11:14:235
3768414992220,2cyclictest110822-21kworker/u16:4+events_unbound11:46:064
3768414992219,2cyclictest3869054-21kworker/u16:2+events_unbound11:03:264
3768425992120,0cyclictest0-21swapper/711:28:487
3768419992119,2cyclictest4022679-21kworker/u16:6+flush-8:009:24:236
3768419992119,2cyclictest3869054-21kworker/u16:2+events_unbound08:19:016
3768419992119,2cyclictest206941-21kworker/u16:3+events_unbound12:31:386
3768419992119,2cyclictest101927-21kworker/u16:2+events_unbound11:52:356
3768415992119,2cyclictest71957-21kworker/u16:3+flush-8:011:38:105
3768415992119,2cyclictest4111599-21kworker/u16:1+flush-8:010:43:395
3768415992119,2cyclictest3869054-21kworker/u16:2+events_unbound09:05:165
3768415992119,2cyclictest3869054-21kworker/u16:2+events_unbound08:01:475
3768415992119,2cyclictest3057452-21kworker/u16:1+events_unbound07:30:455
3768415992119,2cyclictest168540-21kworker/u16:2+flush-8:012:28:255
3768414992119,2cyclictest71957-21kworker/u16:3+events_unbound12:00:054
3768414992119,2cyclictest3926964-21kworker/u16:3+events_unbound08:40:214
3768414992119,2cyclictest3869054-21kworker/u16:2+events_unbound11:30:054
3768414992119,2cyclictest3869054-21kworker/u16:2+events_unbound09:56:224
3768414992119,2cyclictest3869054-21kworker/u16:2+events_unbound08:11:064
3768414992119,2cyclictest3811034-21kworker/u16:3+events_unbound08:02:424
3768414992118,2cyclictest3869054-21kworker/u16:2+flush-8:010:48:294
3768419992018,2cyclictest3811034-21kworker/u16:3+events_unbound08:04:236
3768419992018,2cyclictest3768618-21kworker/u16:4+events_unbound07:53:076
3768419992017,2cyclictest3869054-21kworker/u16:2+flush-8:008:53:586
3768415992018,2cyclictest3965224-21kworker/u16:1+flush-8:009:39:215
3768415992018,2cyclictest3869054-21kworker/u16:2+flush-8:010:17:155
3768415992018,2cyclictest3768618-21kworker/u16:4+events_unbound07:52:205
3768415992018,2cyclictest3755476-21kworker/u16:0+events_unbound07:11:555
3768415992018,2cyclictest3755476-21kworker/u16:0+events_unbound07:11:555
3768415992018,2cyclictest33163-21kworker/u16:0+events_unbound11:21:155
3768414992018,2cyclictest4111599-21kworker/u16:1+events_unbound10:20:424
3768414992018,2cyclictest4111599-21kworker/u16:1+events_unbound10:20:424
3768425991918,0cyclictest0-21swapper/712:21:347
3768425991918,0cyclictest0-21swapper/709:05:067
3768425991913,5cyclictest3859146-21latency_hist07:53:247
3768419991917,2cyclictest71957-21kworker/u16:3+events_unbound11:27:426
3768419991917,2cyclictest4111599-21kworker/u16:1+events_unbound11:39:066
3768419991917,2cyclictest4022679-21kworker/u16:6+events_unbound09:29:146
3768419991917,2cyclictest3869054-21kworker/u16:2+flush-8:010:24:126
3768419991917,2cyclictest3768618-21kworker/u16:4+events_unbound07:46:366
3768419991917,2cyclictest3057452-21kworker/u16:1+events_unbound07:29:306
3768419991917,2cyclictest110822-21kworker/u16:4+events_unbound11:56:356
3768419991917,2cyclictest110822-21kworker/u16:4+events_unbound11:56:356
3768415991917,2cyclictest71957-21kworker/u16:3+events_unbound11:51:095
3768415991917,2cyclictest4177992-21kworker/u16:5+events_unbound10:37:195
3768415991917,2cyclictest3965571-21kworker/u16:4+events_unbound08:54:155
3768415991917,2cyclictest3965571-21kworker/u16:4+events_unbound08:53:055
3768415991917,2cyclictest3936992-21kworker/u16:0+events_unbound08:38:085
3768415991917,2cyclictest3869054-21kworker/u16:2+flush-8:009:52:305
3768415991917,2cyclictest3869054-21kworker/u16:2+events_unbound10:32:555
3768415991917,2cyclictest3869054-21kworker/u16:2+events_unbound08:22:285
3768415991917,2cyclictest3755476-21kworker/u16:0+flush-8:007:18:475
3768415991917,2cyclictest33163-21kworker/u16:0+events_unbound11:11:155
3768415991917,2cyclictest197132-21kworker/u16:0+events_unbound12:26:315
3768415991917,2cyclictest168540-21kworker/u16:2+events_unbound12:21:155
3768414991917,2cyclictest3965224-21kworker/u16:1+events_unbound08:46:384
3768414991917,2cyclictest3965224-21kworker/u16:1+events_unbound08:46:384
3768414991917,2cyclictest3869054-21kworker/u16:2+events_unbound09:06:464
3768414991917,2cyclictest3801238-21kworker/u16:2+events_unbound07:26:074
3768414991917,2cyclictest3768618-21kworker/u16:4+events_unbound07:52:224
3768425991817,0cyclictest0-21swapper/709:58:277
3768425991814,3cyclictest1267-21snmpd10:41:287
3768419991816,2cyclictest4052725-21kworker/u16:0+flush-8:009:39:426
3768419991816,2cyclictest3869054-21kworker/u16:2+events_unbound10:06:226
3768419991816,2cyclictest3768618-21kworker/u16:4+flush-8:007:38:526
3768415991816,2cyclictest4111599-21kworker/u16:1+events_unbound10:53:125
3768415991816,2cyclictest3965224-21kworker/u16:1+events_unbound08:46:155
3768415991816,2cyclictest3965224-21kworker/u16:1+events_unbound08:46:155
3768415991816,2cyclictest3887366-21kworker/u16:0+events_unbound08:17:395
3768415991816,2cyclictest3829869-21kworker/u16:6+events_unbound07:40:395
3768414991816,2cyclictest4082070-21kworker/u16:4+events_unbound10:01:454
376842599174,12cyclictest5944-21gmain09:48:577
3768425991716,0cyclictest0-21swapper/712:29:167
3768425991716,0cyclictest0-21swapper/712:13:347
3768425991711,5cyclictest4043093-21latency_hist09:28:247
3768425991711,5cyclictest3994544-21latency_hist09:03:247
3768419991715,2cyclictest71957-21kworker/u16:3+flush-8:012:00:416
3768419991715,2cyclictest4052725-21kworker/u16:0+events_unbound09:51:376
3768415991715,2cyclictest4052725-21kworker/u16:0+events_unbound09:35:065
3768415991715,2cyclictest3869054-21kworker/u16:2+flush-8:010:27:195
3768415991715,2cyclictest3869054-21kworker/u16:2+events_unbound08:31:205
3768415991715,2cyclictest3811034-21kworker/u16:3+events_unbound07:47:175
3768415991715,2cyclictest130182-21kworker/u16:1+events_unbound11:56:575
3768415991715,2cyclictest130182-21kworker/u16:1+events_unbound11:56:575
3768415991715,2cyclictest110822-21kworker/u16:4+events_unbound12:00:015
3768415991714,2cyclictest4022679-21kworker/u16:6+flush-8:009:28:345
3768414991715,2cyclictest4111599-21kworker/u16:1+events_unbound11:19:164
3768414991715,2cyclictest3869054-21kworker/u16:2+events_unbound10:59:204
3768414991715,2cyclictest153146-21kworker/u16:0+events_unbound12:06:354
376842599168,7cyclictest5944-21gmain11:03:497
3768425991615,0cyclictest0-21swapper/711:18:217
3768425991615,0cyclictest0-21swapper/709:33:567
3768425991610,5cyclictest650-21systemd-journal07:38:257
376842599160,14cyclictest0-21swapper/711:08:497
3768415991614,2cyclictest3869054-21kworker/u16:2+flush-8:009:59:305
3768415991614,2cyclictest3869054-21kworker/u16:2+flush-8:009:53:425
3768415991614,2cyclictest33163-21kworker/u16:0+events_unbound11:25:515
3768414991614,2cyclictest4134267-21kworker/u16:0+events_unbound10:29:164
3768414991614,2cyclictest4052725-21kworker/u16:0+events_unbound09:48:394
3768414991614,2cyclictest3869054-21kworker/u16:2+events_unbound10:08:064
3768414991614,2cyclictest178530-21kworker/u16:1+events_unbound12:29:374
376842599157,7cyclictest0-21swapper/707:25:067
3768425991515,0cyclictest0-21swapper/711:57:347
3768425991515,0cyclictest0-21swapper/711:57:347
3768425991514,0cyclictest0-21swapper/709:45:357
376842599150,13cyclictest4130003-21latency_hist10:13:247
3768419991513,2cyclictest3936992-21kworker/u16:0+events_unbound08:37:156
3768419991511,3cyclictest3768618-21kworker/u16:4+flush-8:007:13:506
3768415991513,2cyclictest4111599-21kworker/u16:1+events_unbound10:43:125
3768415991513,2cyclictest4082070-21kworker/u16:4+flush-8:010:21:515
3768415991513,2cyclictest4082070-21kworker/u16:4+flush-8:010:21:515
3768415991513,2cyclictest3057452-21kworker/u16:1+events_unbound07:28:165
3768414991514,1cyclictest3768618-21kworker/u16:4+events_unbound07:40:234
3768414991513,2cyclictest71957-21kworker/u16:3+events_unbound11:27:384
3768414991513,2cyclictest33163-21kworker/u16:0+flush-8:011:35:054
376842599147,6cyclictest5944-21gmain07:53:497
376842599147,6cyclictest5944-21gmain07:53:497
3768425991414,0cyclictest0-21swapper/707:21:357
3768425991413,0cyclictest0-21swapper/711:38:377
3768425991413,0cyclictest0-21swapper/711:33:387
3768425991413,0cyclictest0-21swapper/709:28:517
3768419991412,2cyclictest4111599-21kworker/u16:1+flush-8:011:03:546
3768419991412,2cyclictest3057452-21kworker/u16:1+flush-8:007:18:426
3768415991412,2cyclictest3868940-21kworker/u16:1+events_unbound08:05:325
3768415991412,2cyclictest3811034-21kworker/u16:3+flush-8:008:08:545
3768415991412,2cyclictest33163-21kworker/u16:0+events_unbound11:28:315
376842599139,3cyclictest5777-21gmain10:53:497
376842599139,3cyclictest1267-21snmpd12:04:397
376842599136,6cyclictest6053-21gmain08:13:537
376842599136,6cyclictest6053-21gmain07:08:537
376842599136,6cyclictest6053-21gmain07:08:537
376842599136,6cyclictest6045-21gmain08:23:537
376842599135,7cyclictest6053-21gmain07:38:457
376842599135,7cyclictest0-21swapper/710:07:067
376842599135,7cyclictest0-21swapper/708:20:067
3768425991312,0cyclictest0-21swapper/712:37:057
3768425991312,0cyclictest0-21swapper/709:40:427
3768425991312,0cyclictest0-21swapper/709:20:097
3768425991311,1cyclictest71766-21awk11:23:247
3768425991310,2cyclictest0-21swapper/709:13:477
3768419991312,1cyclictest0-21swapper/611:19:066
3768419991311,2cyclictest4111599-21kworker/u16:1+events_unbound11:10:266
3768414991311,2cyclictest4111599-21kworker/u16:1+events_unbound11:41:334
3768414991311,2cyclictest3887366-21kworker/u16:0+events_unbound08:14:104
3768414991311,2cyclictest3869054-21kworker/u16:2+events_unbound11:08:254
3768414991311,2cyclictest3755476-21kworker/u16:0+events_unbound07:14:474
3768414991311,2cyclictest130182-21kworker/u16:1+flush-8:011:54:384
3768414991311,2cyclictest130182-21kworker/u16:1+flush-8:011:54:384
376842599129,2cyclictest96-21ksoftirqd/712:08:387
376842599129,2cyclictest0-21swapper/709:53:257
376842599128,3cyclictest3888397-21cat08:08:247
376842599128,3cyclictest1267-21snmpd11:47:307
376842599128,3cyclictest1267-21snmpd10:13:367
376842599128,3cyclictest1267-21snmpd08:48:107
376842599128,3cyclictest1267-21snmpd08:48:107
376842599128,3cyclictest1267-21snmpd08:00:517
376842599128,3cyclictest1267-21snmpd07:32:187
376842599127,4cyclictest6344-21gmain11:58:367
376842599127,4cyclictest3791750-21latency_hist07:18:257
376842599117,3cyclictest6344-21gmain10:48:497
376842599117,3cyclictest6344-21gmain10:28:377
376842599117,3cyclictest1267-21snmpd10:44:497
376842599117,3cyclictest1267-21snmpd10:23:197
376842599117,3cyclictest1267-21snmpd10:23:197
376842599117,3cyclictest1267-21snmpd08:38:287
376842599116,5cyclictest6184-21gvfs-afc-volume08:08:457
376842599115,4cyclictest96-21ksoftirqd/711:48:447
376842599114,6cyclictest6344-21gmain08:33:537
376842599114,6cyclictest5944-21gmain11:23:497
376842599113,7cyclictest0-21swapper/708:51:267
376842599110,2cyclictest0-21swapper/710:58:497
376841999119,2cyclictest4134267-21kworker/u16:0+events_unbound10:15:416
3768414991110,1cyclictest0-21swapper/410:36:214
3768414991110,1cyclictest0-21swapper/408:53:524
376842599106,3cyclictest1267-21snmpd10:35:077
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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