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2026-05-07 - 13:17
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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 376 highest latencies:
System rack0slot2.osadl.org (updated Thu May 07, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5406552950,0sleep40-21swapper/412:21:294
402342325545,7sleep40-21swapper/407:07:414
402336624131,7sleep50-21swapper/507:06:545
4023771994038,2cyclictest417194-21kworker/u16:1+events_unbound12:11:245
40233102400,32sleep70-21swapper/707:06:087
4023776993936,1cyclictest565152-21sh12:31:367
4023771993937,2cyclictest539318-21kworker/u16:0+events_unbound12:26:475
4023771993937,2cyclictest260578-21kworker/u16:3+events_unbound11:10:005
4023763993937,2cyclictest211604-21kworker/u16:2+events_unbound10:43:554
4023776993835,2cyclictest504865-21ssh12:08:117
4023771993836,2cyclictest492916-21kworker/u16:3+events_unbound12:37:285
4023771993836,2cyclictest431770-21kworker/u16:2+events_unbound12:07:375
4023771993836,2cyclictest370700-21kworker/u16:0+flush-8:011:58:505
4023771993836,2cyclictest370700-21kworker/u16:0+events_unbound11:47:285
4023771993836,2cyclictest101538-21kworker/u16:4+events_unbound09:56:535
4023776993735,1cyclictest259939-21ssh10:27:287
4023771993735,2cyclictest4143288-21kworker/u16:0+events_unbound08:50:325
4023771993735,2cyclictest309539-21kworker/u16:0+events_unbound10:51:175
4023771993735,2cyclictest16858-21kworker/u16:3+events_unbound09:11:485
4023771993735,2cyclictest16858-21kworker/u16:3+events_unbound09:11:485
4023771993735,2cyclictest101538-21kworker/u16:4+events_unbound09:33:285
4023776993635,0cyclictest0-21swapper/711:46:007
4023771993634,2cyclictest492916-21kworker/u16:3+events_unbound12:23:175
4023771993634,2cyclictest370700-21kworker/u16:0+events_unbound11:27:205
4023771993634,2cyclictest346677-21kworker/u16:1+events_unbound11:05:445
4023771993634,2cyclictest211604-21kworker/u16:2+events_unbound10:43:165
4023776993534,0cyclictest0-21swapper/711:52:567
4023776993534,0cyclictest0-21swapper/710:15:137
4023776993534,0cyclictest0-21swapper/709:22:007
4023776993532,2cyclictest578124-21ssh12:37:597
4023771993533,2cyclictest86757-21kworker/u16:1+events_unbound09:50:205
4023771993533,2cyclictest86757-21kworker/u16:1+events_unbound09:50:205
4023771993533,2cyclictest86757-21kworker/u16:1+events_unbound09:26:005
4023771993533,2cyclictest539318-21kworker/u16:0+events_unbound12:31:035
4023771993533,2cyclictest417194-21kworker/u16:1+events_unbound11:43:085
4023771993533,2cyclictest4143288-21kworker/u16:0+events_unbound09:15:045
4023771993533,2cyclictest392773-21kworker/u16:2+events_unbound11:20:205
4023771993533,2cyclictest370700-21kworker/u16:0+events_unbound11:36:175
4023771993533,2cyclictest260578-21kworker/u16:3+events_unbound11:30:085
4023771993533,2cyclictest211604-21kworker/u16:2+events_unbound10:37:245
4023771993533,2cyclictest211604-21kworker/u16:2+events_unbound10:30:125
4023771993533,2cyclictest211604-21kworker/u16:2+events_unbound10:15:565
4023771993533,2cyclictest101538-21kworker/u16:4+events_unbound10:12:085
4023771993533,2cyclictest101538-21kworker/u16:4+events_unbound10:07:205
4023771993533,2cyclictest101538-21kworker/u16:4+events_unbound09:45:215
4023763993533,2cyclictest309539-21kworker/u16:0+events_unbound10:53:454
4023776993433,0cyclictest0-21swapper/710:22:087
4023776993433,0cyclictest0-21swapper/709:10:447
4023776993433,0cyclictest0-21swapper/709:10:447
4023776993432,1cyclictest405059-21ssh11:24:287
4023771993432,2cyclictest370700-21kworker/u16:0+events_unbound11:17:125
4023771993432,2cyclictest3312377-21kworker/u16:2+events_unbound08:36:325
4023771993432,2cyclictest285476-21kworker/u16:1+events_unbound10:46:085
4023771993432,2cyclictest16858-21kworker/u16:3+events_unbound09:22:045
4023771993432,2cyclictest101538-21kworker/u16:4+events_unbound09:39:085
4023776993332,0cyclictest0-21swapper/711:21:567
4023776993332,0cyclictest0-21swapper/711:10:537
4023776993332,0cyclictest0-21swapper/710:56:207
4023776993332,0cyclictest0-21swapper/710:44:057
4023776993332,0cyclictest0-21swapper/710:35:177
4023776993332,0cyclictest0-21swapper/709:41:097
4023776993332,0cyclictest0-21swapper/709:36:207
4023771993331,2cyclictest492916-21kworker/u16:3+events_unbound12:17:205
4023771993331,2cyclictest417194-21kworker/u16:1+events_unbound11:51:115
4023771993331,2cyclictest4143288-21kworker/u16:0+events_unbound08:40:325
4023771993331,2cyclictest4094853-21kworker/u16:4+events_unbound07:52:335
4023771993331,2cyclictest4066256-21kworker/u16:0+events_unbound07:29:405
4023776993231,0cyclictest0-21swapper/712:21:327
4023776993231,0cyclictest0-21swapper/711:04:327
4023776993231,0cyclictest0-21swapper/709:55:137
4023776993231,0cyclictest0-21swapper/709:47:287
4023772993230,2cyclictest417194-21kworker/u16:1+events_unbound12:18:426
4023771993230,2cyclictest211604-21kworker/u16:2+events_unbound10:19:215
4023771993230,2cyclictest101538-21kworker/u16:4+events_unbound09:58:425
4023776993130,0cyclictest0-21swapper/711:15:177
4023776993130,0cyclictest0-21swapper/710:39:087
4023776993130,0cyclictest0-21swapper/709:52:497
4023776993130,0cyclictest0-21swapper/709:52:497
4023776993130,0cyclictest0-21swapper/709:25:417
4023771993129,2cyclictest431770-21kworker/u16:2+events_unbound11:58:115
4023771993129,2cyclictest3312377-21kworker/u16:2+events_unbound08:29:415
4023771993129,2cyclictest3312377-21kworker/u16:2+events_unbound08:29:415
4023771993129,2cyclictest3312377-21kworker/u16:2+events_unbound07:42:325
4023776993029,0cyclictest0-21swapper/712:23:317
4023776993029,0cyclictest0-21swapper/708:54:487
4023771993028,2cyclictest3312377-21kworker/u16:2+events_unbound08:27:135
4023776992924,4cyclictest4152540-21latency_hist08:13:307
4023772992927,2cyclictest260578-21kworker/u16:3+events_unbound11:13:576
4023771992927,2cyclictest86757-21kworker/u16:1+events_unbound09:35:355
4023776992826,1cyclictest0-21swapper/709:14:287
402377699280,27cyclictest55610-21sshd-session09:03:307
4023772992825,2cyclictest3312377-21kworker/u16:2+flush-8:007:18:566
4023771992826,2cyclictest309539-21kworker/u16:0+events_unbound11:02:415
4023771992826,2cyclictest260578-21kworker/u16:3+flush-8:010:58:235
2233902280,1chrt223388-21ssh10:12:467
4023776992726,0cyclictest0-21swapper/710:00:387
4023776992726,0cyclictest0-21swapper/708:28:377
4023776992726,0cyclictest0-21swapper/708:28:377
4023772992725,2cyclictest4085150-21kworker/u16:1+events_unbound07:43:526
4023771992725,2cyclictest4143288-21kworker/u16:0+events_unbound09:06:325
4023771992725,2cyclictest4085150-21kworker/u16:1+events_unbound07:46:325
4023771992725,2cyclictest3312377-21kworker/u16:2+events_unbound08:06:285
4023763992725,2cyclictest86757-21kworker/u16:1+events_unbound09:53:244
4023763992725,2cyclictest86757-21kworker/u16:1+events_unbound09:53:244
4023776992625,0cyclictest0-21swapper/707:21:337
4023772992624,2cyclictest392773-21kworker/u16:2+events_unbound11:28:586
4023772992624,2cyclictest16858-21kworker/u16:3+events_unbound08:58:436
4023771992624,2cyclictest211604-21kworker/u16:2+events_unbound10:27:035
4023771992624,2cyclictest16858-21kworker/u16:3+events_unbound08:54:215
4023763992624,2cyclictest4143288-21kworker/u16:0+events_unbound08:23:574
4023776992524,0cyclictest0-21swapper/711:55:467
4023776992523,1cyclictest0-21swapper/711:34:107
4023776992523,1cyclictest0-21swapper/710:52:277
4023772992523,2cyclictest554387-21kworker/u16:2+flush-8:012:33:406
4023771992523,2cyclictest4143288-21kworker/u16:0+events_unbound09:01:405
4023771992523,2cyclictest4094853-21kworker/u16:4+events_unbound07:58:125
4023771992523,2cyclictest4014305-21kworker/u16:1+events_unbound07:12:025
4023771992523,2cyclictest3759456-21kworker/u16:3+events_unbound07:18:375
4023763992523,2cyclictest4094853-21kworker/u16:4+events_unbound08:03:524
4023763992523,2cyclictest101538-21kworker/u16:4+events_unbound09:58:404
4023776992423,0cyclictest0-21swapper/707:44:127
4023776992423,0cyclictest0-21swapper/707:35:497
4023772992422,2cyclictest4143288-21kworker/u16:0+events_unbound08:38:256
4023772992422,2cyclictest370700-21kworker/u16:0+events_unbound11:38:546
402330922413,8sleep60-21swapper/607:06:076
4023776992322,0cyclictest0-21swapper/712:10:067
4023776992322,0cyclictest0-21swapper/712:02:237
4023776992322,0cyclictest0-21swapper/708:22:127
402377699230,21cyclictest418640-21taskset11:31:547
4023772992321,2cyclictest211604-21kworker/u16:2+events_unbound10:43:416
4023771992321,2cyclictest3312377-21kworker/u16:2+events_unbound08:47:175
4023763992321,2cyclictest370700-21kworker/u16:0+events_unbound12:03:434
4023763992321,2cyclictest370700-21kworker/u16:0+events_unbound11:23:244
4023763992321,2cyclictest16858-21kworker/u16:3+flush-8:009:08:254
4023763992319,2cyclictest431770-21kworker/u16:2+events_unbound11:45:214
4023763992311,12cyclictest0-21swapper/410:37:334
4023772992220,2cyclictest86757-21kworker/u16:1+events_unbound09:44:486
4023772992220,2cyclictest417194-21kworker/u16:1+events_unbound11:47:126
4023771992220,2cyclictest4143288-21kworker/u16:0+flush-8:008:18:535
4023771992220,2cyclictest4094853-21kworker/u16:4+events_unbound08:02:455
4023763992220,2cyclictest539318-21kworker/u16:0+events_unbound12:27:044
4023763992220,2cyclictest4143288-21kworker/u16:0+events_unbound09:11:094
4023763992220,2cyclictest4143288-21kworker/u16:0+events_unbound09:11:094
4023763992220,2cyclictest4014305-21kworker/u16:1+events_unbound07:13:424
4023763992220,2cyclictest370700-21kworker/u16:0+events_unbound11:23:554
4023763992220,2cyclictest3312377-21kworker/u16:2+events_unbound07:18:574
4023776992120,0cyclictest0-21swapper/711:40:597
4023776992120,0cyclictest0-21swapper/709:01:257
4023776992120,0cyclictest0-21swapper/707:38:457
4023776992115,5cyclictest4075517-21latency_hist07:33:307
4023772992119,2cyclictest539318-21kworker/u16:0+events_unbound12:31:206
4023772992119,2cyclictest431770-21kworker/u16:2+events_unbound11:58:096
4023772992119,2cyclictest4066256-21kworker/u16:0+events_unbound07:43:306
4023772992119,2cyclictest3312377-21kworker/u16:2+events_unbound08:03:576
4023771992119,2cyclictest4085150-21kworker/u16:1+events_unbound08:11:375
4023771992119,2cyclictest3312377-21kworker/u16:2+events_unbound07:23:445
4023763992119,2cyclictest431770-21kworker/u16:2+events_unbound11:48:424
4023763992119,2cyclictest370700-21kworker/u16:0+events_unbound11:42:484
4023763992119,2cyclictest3312377-21kworker/u16:2+events_unbound07:53:304
4023763992119,2cyclictest260578-21kworker/u16:3+events_unbound10:43:284
4023763992119,2cyclictest211604-21kworker/u16:2+events_unbound11:03:534
4023776992020,0cyclictest0-21swapper/707:15:107
4023776992019,0cyclictest0-21swapper/708:01:337
4023772992018,2cyclictest431770-21kworker/u16:2+events_unbound12:10:596
4023772992018,2cyclictest4085150-21kworker/u16:1+events_unbound08:53:536
4023772992018,2cyclictest392773-21kworker/u16:2+events_unbound11:27:576
4023763992018,2cyclictest539318-21kworker/u16:0+events_unbound12:30:394
4023763992018,2cyclictest431770-21kworker/u16:2+events_unbound11:56:214
4023763992018,2cyclictest4143288-21kworker/u16:0+events_unbound09:38:524
4023763992018,2cyclictest4094853-21kworker/u16:4+events_unbound07:56:324
4023776991918,0cyclictest0-21swapper/710:31:197
4023776991918,0cyclictest0-21swapper/710:07:467
4023776991918,0cyclictest0-21swapper/708:35:417
4023776991918,0cyclictest0-21swapper/708:16:187
4023776991918,0cyclictest0-21swapper/707:53:097
4023776991914,4cyclictest635-21systemd-journal08:48:307
4023772991917,2cyclictest4143288-21kworker/u16:0+events_unbound09:26:326
4023772991917,2cyclictest4143288-21kworker/u16:0+events_unbound09:10:406
4023772991917,2cyclictest4143288-21kworker/u16:0+events_unbound09:10:406
4023771991917,2cyclictest4143288-21kworker/u16:0+events_unbound08:13:445
4023771991917,2cyclictest4066256-21kworker/u16:0+events_unbound07:34:415
4023771991917,2cyclictest3759456-21kworker/u16:3+events_unbound07:16:145
4023763991917,2cyclictest86757-21kworker/u16:1+events_unbound09:45:394
4023763991917,2cyclictest492916-21kworker/u16:3+events_unbound12:10:454
4023763991917,2cyclictest211604-21kworker/u16:2+events_unbound10:16:334
4023763991917,2cyclictest101538-21kworker/u16:4+events_unbound10:08:404
4023776991817,0cyclictest0-21swapper/708:41:397
4023772991817,1cyclictest4143288-21kworker/u16:0+events_unbound09:49:006
4023772991817,1cyclictest4143288-21kworker/u16:0+events_unbound09:49:006
4023772991816,2cyclictest86757-21kworker/u16:1+events_unbound09:23:126
4023772991816,2cyclictest55612-21kworker/u16:2+events_unbound09:13:326
4023772991816,2cyclictest417194-21kworker/u16:1+events_unbound12:15:406
4023772991816,2cyclictest4143288-21kworker/u16:0+events_unbound10:31:286
4023772991816,2cyclictest4143288-21kworker/u16:0+events_unbound09:55:176
4023772991816,2cyclictest3312377-21kworker/u16:2+events_unbound08:31:216
4023772991816,2cyclictest3312377-21kworker/u16:2+events_unbound08:31:216
4023772991816,2cyclictest285476-21kworker/u16:1+events_unbound10:39:416
4023772991816,2cyclictest211604-21kworker/u16:2+events_unbound11:02:096
4023772991812,2cyclictest86757-21kworker/u16:1+events_unbound10:00:536
4023763991816,2cyclictest492916-21kworker/u16:3+events_unbound12:17:124
4023763991816,2cyclictest4143288-21kworker/u16:0+events_unbound10:29:474
4023763991816,2cyclictest4143288-21kworker/u16:0+events_unbound10:03:474
4023763991816,2cyclictest4143288-21kworker/u16:0+events_unbound09:17:054
4023763991816,2cyclictest370700-21kworker/u16:0+events_unbound12:02:094
4023763991816,2cyclictest309539-21kworker/u16:0+events_unbound11:03:044
4023763991816,2cyclictest260578-21kworker/u16:3+events_unbound10:50:384
4023763991816,2cyclictest16858-21kworker/u16:3+events_unbound08:48:254
4023763991816,2cyclictest101538-21kworker/u16:4+events_unbound09:31:294
4023763991815,2cyclictest3759456-21kworker/u16:3+events_unbound07:08:334
4023776991716,0cyclictest0-21swapper/709:33:007
4023772991715,2cyclictest539318-21kworker/u16:0+events_unbound12:25:406
4023772991715,2cyclictest4143288-21kworker/u16:0+events_unbound09:39:576
4023772991715,2cyclictest4143288-21kworker/u16:0+events_unbound09:33:126
4023772991715,2cyclictest370700-21kworker/u16:0+events_unbound11:22:216
4023772991715,2cyclictest309539-21kworker/u16:0+events_unbound10:51:196
4023772991715,2cyclictest260578-21kworker/u16:3+events_unbound10:33:556
4023772991715,2cyclictest101538-21kworker/u16:4+events_unbound09:36:496
4023772991714,2cyclictest101538-21kworker/u16:4+events_unbound10:08:336
4023763991715,2cyclictest86757-21kworker/u16:1+events_unbound09:25:294
4023763991715,2cyclictest492916-21kworker/u16:3+events_unbound12:36:524
4023763991715,2cyclictest4143288-21kworker/u16:0+events_unbound09:54:364
4023763991715,2cyclictest4143288-21kworker/u16:0+events_unbound09:38:214
4023763991715,2cyclictest260578-21kworker/u16:3+events_unbound11:38:094
4023763991715,2cyclictest260578-21kworker/u16:3+events_unbound11:16:214
4023763991715,2cyclictest211604-21kworker/u16:2+events_unbound11:09:374
4023763991715,2cyclictest101538-21kworker/u16:4+events_unbound10:25:374
4023763991715,2cyclictest101538-21kworker/u16:4+events_unbound10:19:044
4023776991615,0cyclictest0-21swapper/707:55:577
4023772991614,2cyclictest431770-21kworker/u16:2+events_unbound11:53:216
4023772991614,2cyclictest4066256-21kworker/u16:0+events_unbound07:32:066
4023772991614,2cyclictest3759456-21kworker/u16:3+events_unbound07:15:066
4023772991614,2cyclictest370700-21kworker/u16:0+events_unbound12:00:046
4023772991614,2cyclictest3312377-21kworker/u16:2+events_unbound08:41:216
4023772991614,2cyclictest260578-21kworker/u16:3+events_unbound11:34:406
4023772991614,2cyclictest211604-21kworker/u16:2+events_unbound11:06:256
4023772991614,2cyclictest101538-21kworker/u16:4+events_unbound10:06:006
4023772991613,2cyclictest4085150-21kworker/u16:1+events_unbound08:13:326
4023772991613,2cyclictest3312377-21kworker/u16:2+events_unbound08:18:336
402377299160,16cyclictest0-21swapper/611:08:516
4023763991614,2cyclictest417194-21kworker/u16:1+events_unbound11:31:014
4023763991614,2cyclictest16858-21kworker/u16:3+events_unbound09:22:334
4023763991611,1cyclictest201rcu_preempt08:33:554
402377299158,6cyclictest0-21swapper/610:13:506
4023772991513,2cyclictest4094853-21kworker/u16:4+events_unbound07:56:406
4023772991513,2cyclictest370700-21kworker/u16:0+events_unbound12:05:176
4023772991513,2cyclictest260578-21kworker/u16:3+events_unbound10:55:256
4023772991512,2cyclictest3759456-21kworker/u16:3+events_unbound07:23:406
4023763991512,2cyclictest4085150-21kworker/u16:1+events_unbound08:13:404
402376399150,15cyclictest0-21swapper/407:48:074
4023776991413,0cyclictest0-21swapper/710:59:397
4023776991413,0cyclictest0-21swapper/708:07:257
4023776991413,0cyclictest0-21swapper/707:10:507
402377299145,2cyclictest86-21ksoftirqd/609:03:536
4023772991412,2cyclictest4143288-21kworker/u16:0+events_unbound08:23:556
4023772991412,2cyclictest4143288-21kworker/u16:0+events_unbound08:12:336
4023772991412,2cyclictest4094853-21kworker/u16:4+events_unbound07:59:326
4023772991412,2cyclictest4094853-21kworker/u16:4+events_unbound07:53:226
4023772991412,2cyclictest3759456-21kworker/u16:3+events_unbound07:36:326
4023772991412,2cyclictest16858-21kworker/u16:3+events_unbound08:46:326
4023772991412,2cyclictest101538-21kworker/u16:4+events_unbound10:26:246
402377299140,1cyclictest0-21swapper/610:22:026
402376399147,3cyclictest65-21ksoftirqd/408:58:474
4023763991412,2cyclictest4066256-21kworker/u16:0+events_unbound07:31:414
4023763991412,2cyclictest16858-21kworker/u16:3+events_unbound08:58:094
4023776991312,0cyclictest0-21swapper/708:25:527
4023772991311,2cyclictest4085150-21kworker/u16:1+events_unbound08:51:216
4023772991311,1cyclictest0-21swapper/607:08:426
4023763991311,2cyclictest4143288-21kworker/u16:0+events_unbound08:28:414
4023763991311,2cyclictest4143288-21kworker/u16:0+events_unbound08:28:414
4023763991311,2cyclictest4143288-21kworker/u16:0+events_unbound08:20:174
4023763991311,2cyclictest4143288-21kworker/u16:0+events_unbound08:10:524
4023763991311,2cyclictest4085150-21kworker/u16:1+events_unbound08:49:284
4023763991311,2cyclictest3312377-21kworker/u16:2+events_unbound08:40:484
4023763991311,2cyclictest3312377-21kworker/u16:2+events_unbound07:58:554
4023763991211,1cyclictest4093861-21awk07:38:564
402376399120,1cyclictest0-21swapper/407:27:254
402377699118,2cyclictest1234-21snmpd12:16:537
402377699118,2cyclictest1234-21snmpd07:25:377
4023776991111,0cyclictest0-21swapper/708:45:497
402376399119,2cyclictest3759456-21kworker/u16:3+events_unbound07:35:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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