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2026-05-02 - 07:40
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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 Sat May 02, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
316591925544,8sleep40-21swapper/419:08:434
316563425242,7sleep50-21swapper/519:04:435
3166235994439,4cyclictest3284927-21latency_hist20:08:527
3166220994139,2cyclictest3520279-21kworker/u16:0+events_unbound22:23:514
31599862412,32sleep70-21swapper/719:04:137
3166233994038,2cyclictest3390350-21kworker/u16:2+events_unbound00:27:296
3166233994038,2cyclictest3266145-21kworker/u16:0+events_unbound21:46:496
3166233993836,2cyclictest3520279-21kworker/u16:0+events_unbound22:35:296
3166233993835,2cyclictest3390350-21kworker/u16:2+events_unbound21:59:066
3166233993735,2cyclictest3893568-21kworker/u16:4+events_unbound00:38:366
3166233993735,2cyclictest3893568-21kworker/u16:4+events_unbound00:38:366
3166233993735,2cyclictest3797760-21kworker/u16:0+events_unbound00:07:456
3166233993735,2cyclictest3472188-21kworker/u16:3+events_unbound23:06:296
3166233993735,2cyclictest3472188-21kworker/u16:3+events_unbound22:33:256
3166233993735,2cyclictest3472188-21kworker/u16:3+events_unbound22:33:256
3166233993735,2cyclictest3390350-21kworker/u16:2+events_unbound21:49:296
3166233993735,2cyclictest3390350-21kworker/u16:2+events_unbound21:49:296
3166233993734,2cyclictest3208224-21kworker/u16:1+events_unbound20:08:546
3166233993634,2cyclictest3723541-21kworker/u16:3+events_unbound23:26:296
3166233993634,2cyclictest3472188-21kworker/u16:3+events_unbound23:11:056
3166233993634,2cyclictest3472188-21kworker/u16:3+events_unbound23:11:056
3166233993634,2cyclictest3390350-21kworker/u16:2+events_unbound23:33:176
3166233993634,2cyclictest3390350-21kworker/u16:2+events_unbound22:53:336
3166233993634,2cyclictest3390350-21kworker/u16:2+events_unbound22:41:096
3166233993634,2cyclictest3266145-21kworker/u16:0+events_unbound21:17:516
3166233993630,6cyclictest3472188-21kworker/u16:3+events_unbound22:25:296
3166233993533,2cyclictest3797760-21kworker/u16:0+events_unbound00:20:176
3166233993533,2cyclictest3472188-21kworker/u16:3+events_unbound22:12:336
3166233993533,2cyclictest3412067-21kworker/u16:1+events_unbound21:33:496
3166233993533,2cyclictest3390350-21kworker/u16:2+events_unbound23:37:336
3166233993432,2cyclictest3737526-21kworker/u16:4+events_unbound23:55:186
3166233993432,2cyclictest3710888-21kworker/u16:1+events_unbound23:16:586
3166233993432,2cyclictest3472188-21kworker/u16:3+events_unbound22:54:266
3166233993432,2cyclictest3472188-21kworker/u16:3+events_unbound22:18:176
3166233993432,2cyclictest3266145-21kworker/u16:0+events_unbound21:23:416
3166233993432,2cyclictest3266145-21kworker/u16:0+events_unbound19:59:536
3166233993331,2cyclictest3797760-21kworker/u16:0+events_unbound00:01:146
3166233993331,2cyclictest3472188-21kworker/u16:3+flush-8:022:04:256
3166233993331,2cyclictest3412067-21kworker/u16:1+events_unbound21:35:466
3166233993331,2cyclictest3266145-21kworker/u16:0+events_unbound21:11:346
3166233993230,2cyclictest3833537-21kworker/u16:3+events_unbound00:31:066
3166233993230,2cyclictest3472188-21kworker/u16:3+flush-8:022:19:296
3166233993230,2cyclictest3472188-21kworker/u16:3+events_unbound22:44:536
3166225993230,2cyclictest3472188-21kworker/u16:3+events_unbound22:34:065
3166220993230,2cyclictest3390350-21kworker/u16:2+flush-8:022:54:074
3166233993129,2cyclictest3797760-21kworker/u16:0+events_unbound00:17:456
3166233993129,2cyclictest3737526-21kworker/u16:4+events_unbound23:46:506
3166233993129,2cyclictest3520279-21kworker/u16:0+events_unbound23:01:486
3166233993129,2cyclictest3472188-21kworker/u16:3+events_unbound21:57:226
3166233993128,2cyclictest3390350-21kworker/u16:2+events_unbound23:43:456
3166233993128,2cyclictest3266145-21kworker/u16:0+events_unbound20:39:026
3166233993028,2cyclictest3797760-21kworker/u16:0+events_unbound00:11:326
3166233993028,2cyclictest3390350-21kworker/u16:2+events_unbound23:51:406
3166233993028,2cyclictest3266145-21kworker/u16:0+events_unbound21:39:376
3166225993028,2cyclictest3520279-21kworker/u16:0+events_unbound22:09:175
3166235992926,2cyclictest124-21kswapd000:33:237
3166233992927,2cyclictest3723541-21kworker/u16:3+events_unbound23:22:346
3166233992927,2cyclictest2441776-21kworker/u16:6+events_unbound19:53:016
3166233992926,2cyclictest3208224-21kworker/u16:1+events_unbound19:54:016
3166225992927,2cyclictest3412067-21kworker/u16:1+flush-8:021:24:075
3166220992927,2cyclictest3472188-21kworker/u16:3+events_unbound21:44:224
3166233992826,2cyclictest3390350-21kworker/u16:2+events_unbound21:27:466
3166233992826,2cyclictest2441776-21kworker/u16:6+events_unbound20:44:136
3166233992826,2cyclictest2441776-21kworker/u16:6+events_unbound20:17:016
3166233992825,2cyclictest2441776-21kworker/u16:6+events_unbound20:33:536
3166225992826,2cyclictest3472188-21kworker/u16:3+flush-8:023:04:035
3166225992826,2cyclictest3472188-21kworker/u16:3+events_unbound21:39:155
3166225992826,2cyclictest3208224-21kworker/u16:1+events_unbound19:54:055
3166220992827,1cyclictest3520279-21kworker/u16:0+events_unbound22:25:504
315682522818,7sleep60-21swapper/619:03:566
3166233992725,2cyclictest3266145-21kworker/u16:0+events_unbound21:06:026
3166233992725,2cyclictest3266145-21kworker/u16:0+events_unbound20:23:026
3166233992725,2cyclictest3266145-21kworker/u16:0+events_unbound20:07:016
3166225992725,2cyclictest3723541-21kworker/u16:3+events_unbound23:39:055
3166225992725,2cyclictest3520279-21kworker/u16:0+events_unbound22:49:175
3166220992726,1cyclictest3472188-21kworker/u16:3+events_unbound22:51:484
3166220992724,3cyclictest3390350-21kworker/u16:2+flush-8:023:03:524
3166235992623,2cyclictest909-21in:imjournal00:08:517
3166233992624,2cyclictest3266145-21kworker/u16:0+events_unbound21:03:026
3166233992624,2cyclictest2441776-21kworker/u16:6+events_unbound20:52:026
3166233992624,2cyclictest2441776-21kworker/u16:6+events_unbound19:10:016
3166225992624,2cyclictest3520279-21kworker/u16:0+events_unbound22:04:055
3166220992624,2cyclictest3737526-21kworker/u16:4+events_unbound00:03:004
3166220992624,2cyclictest2441776-21kworker/u16:6+flush-8:019:49:144
3166233992523,2cyclictest3103632-21kworker/u16:2+events_unbound19:13:556
3166225992523,2cyclictest3390350-21kworker/u16:2+flush-8:000:14:075
3166225992522,1cyclictest681rcuog/422:48:235
3166220992523,2cyclictest3472188-21kworker/u16:3+flush-8:023:09:254
3166220992523,2cyclictest3472188-21kworker/u16:3+flush-8:023:09:254
3166233992422,2cyclictest3266145-21kworker/u16:0+events_unbound20:55:506
3166233992421,2cyclictest3208224-21kworker/u16:1+flush-8:019:44:026
3166220992421,2cyclictest3103632-21kworker/u16:2+events_unbound19:13:574
3166235992318,4cyclictest3265762-21latency_hist19:58:527
3166233992321,2cyclictest3208224-21kworker/u16:1+events_unbound19:39:496
3166233992321,2cyclictest2441776-21kworker/u16:6+events_unbound20:31:016
3166233992321,2cyclictest2441776-21kworker/u16:6+events_unbound19:36:026
3166225992321,2cyclictest3710888-21kworker/u16:1+flush-8:023:29:155
3166225992321,2cyclictest3175697-21kworker/u16:0+events_unbound19:29:145
3166225992320,2cyclictest3797760-21kworker/u16:0+events_unbound23:54:105
3166220992321,2cyclictest3797760-21kworker/u16:0+events_unbound23:54:064
3166220992321,2cyclictest3710888-21kworker/u16:1+flush-8:023:24:144
3166220992321,2cyclictest3390350-21kworker/u16:2+events_unbound22:29:094
3166220992321,2cyclictest3390350-21kworker/u16:2+events_unbound22:29:094
3166225992220,2cyclictest3390350-21kworker/u16:2+events_unbound23:24:165
3166225992220,2cyclictest3266145-21kworker/u16:0+flush-8:020:59:165
3166220992220,2cyclictest3883562-21kworker/u16:1+flush-8:000:38:464
3166220992220,2cyclictest3883562-21kworker/u16:1+flush-8:000:38:464
3166220992220,2cyclictest3412067-21kworker/u16:1+events_unbound21:34:034
3166220992220,2cyclictest2441776-21kworker/u16:6+events_unbound19:54:094
316623599210,19cyclictest3785346-21latency_hist23:48:517
3166233992119,2cyclictest3103632-21kworker/u16:2+events_unbound19:22:496
3166225992119,2cyclictest3175697-21kworker/u16:0+flush-8:019:14:155
3166225992118,2cyclictest3390350-21kworker/u16:2+events_unbound22:28:565
3166225992118,2cyclictest3390350-21kworker/u16:2+events_unbound22:28:565
3166225992118,2cyclictest3266145-21kworker/u16:0+events_unbound20:39:045
3166220992119,2cyclictest3520279-21kworker/u16:0+events_unbound22:09:154
3166220992119,2cyclictest3390350-21kworker/u16:2+events_unbound00:09:034
3166220992119,2cyclictest3208224-21kworker/u16:1+flush-8:019:38:524
316623599207,4cyclictest6101-21gmain00:24:087
3166233992018,2cyclictest3175697-21kworker/u16:0+events_unbound19:27:506
3166233992018,2cyclictest2441776-21kworker/u16:6+events_unbound20:28:036
3166233992018,2cyclictest2441776-21kworker/u16:6+events_unbound20:28:036
3166225992018,2cyclictest3797760-21kworker/u16:0+events_unbound00:19:155
3166225992018,2cyclictest3472188-21kworker/u16:3+events_unbound22:24:035
3166225992018,2cyclictest3266145-21kworker/u16:0+events_unbound20:04:055
3166225992018,2cyclictest2441776-21kworker/u16:6+flush-8:019:44:175
3166225992015,2cyclictest3723541-21kworker/u16:3+events_unbound23:34:045
3166220992017,2cyclictest3710888-21kworker/u16:1+events_unbound23:29:094
3166220992016,3cyclictest2441776-21kworker/u16:6+flush-8:019:44:134
3166225991917,2cyclictest3390350-21kworker/u16:2+flush-8:021:34:195
3166225991917,2cyclictest3266145-21kworker/u16:0+events_unbound20:57:445
3166225991917,2cyclictest3208224-21kworker/u16:1+events_unbound20:10:245
3166225991917,2cyclictest2441776-21kworker/u16:6+flush-8:020:49:135
3166225991917,2cyclictest2441776-21kworker/u16:6+events_unbound20:33:085
3166225991917,2cyclictest2441776-21kworker/u16:6+events_unbound20:19:455
3166225991917,2cyclictest2441776-21kworker/u16:6+events_unbound20:18:095
3166220991917,2cyclictest3737526-21kworker/u16:4+events_unbound23:49:134
3166220991917,2cyclictest3208224-21kworker/u16:1+flush-8:020:09:204
3166220991916,2cyclictest3390350-21kworker/u16:2+flush-8:021:09:014
3166235991814,3cyclictest1234-21snmpd23:24:307
3166235991813,4cyclictest635-21systemd-journal22:38:517
3166225991816,2cyclictest3520279-21kworker/u16:0+events_unbound23:14:455
3166225991816,2cyclictest3103632-21kworker/u16:2+flush-8:019:24:155
3166225991815,2cyclictest3266145-21kworker/u16:0+events_unbound20:43:595
3166225991814,3cyclictest3737526-21kworker/u16:4+events_unbound00:04:205
3166220991816,2cyclictest3797760-21kworker/u16:0+events_unbound00:16:014
3166220991816,2cyclictest3520279-21kworker/u16:0+flush-8:022:04:174
3166220991816,2cyclictest3266145-21kworker/u16:0+flush-8:020:04:114
3166220991816,2cyclictest3266145-21kworker/u16:0+events_unbound21:17:014
3166220991815,3cyclictest2441776-21kworker/u16:6+flush-8:020:28:514
3166220991815,3cyclictest2441776-21kworker/u16:6+flush-8:020:28:514
3166235991714,2cyclictest3857677-21latency_hist00:18:527
3166235991711,5cyclictest3294512-21latency_hist20:13:517
316623599170,1cyclictest0-21swapper/723:54:157
316623599170,1cyclictest0-21swapper/722:04:167
316623599170,15cyclictest1234-21snmpd23:49:287
3166225991715,2cyclictest3390350-21kworker/u16:2+events_unbound23:50:025
3166225991715,2cyclictest3266145-21kworker/u16:0+events_unbound21:14:245
3166225991715,2cyclictest2441776-21kworker/u16:6+events_unbound19:34:075
3166220991715,2cyclictest3520279-21kworker/u16:0+events_unbound22:39:074
3166220991715,2cyclictest3390350-21kworker/u16:2+events_unbound23:44:104
3166220991715,2cyclictest3390350-21kworker/u16:2+events_unbound21:29:064
3166235991614,1cyclictest0-21swapper/723:19:147
3166235991613,2cyclictest1234-21snmpd21:58:437
3166235991613,2cyclictest1234-21snmpd20:24:297
3166235991613,2cyclictest1234-21snmpd20:24:297
3166235991613,2cyclictest0-21swapper/720:53:527
316623599160,14cyclictest0-21swapper/700:19:157
3166225991614,2cyclictest3737526-21kworker/u16:4+events_unbound23:59:095
3166225991614,2cyclictest3390350-21kworker/u16:2+flush-8:022:58:515
3166225991614,2cyclictest3390350-21kworker/u16:2+flush-8:021:09:075
3166225991614,2cyclictest2441776-21kworker/u16:6+events_unbound20:26:415
3166225991614,2cyclictest2441776-21kworker/u16:6+events_unbound20:26:415
3166225991613,2cyclictest3723541-21kworker/u16:3+flush-8:023:43:575
3166220991614,2cyclictest3833537-21kworker/u16:3+events_unbound00:19:194
3166220991614,2cyclictest3723541-21kworker/u16:3+events_unbound23:21:014
3166220991614,2cyclictest3390350-21kworker/u16:2+events_unbound21:23:534
3166220991614,2cyclictest3266145-21kworker/u16:0+events_unbound20:59:144
3166220991614,2cyclictest3266145-21kworker/u16:0+events_unbound20:39:124
316623599159,5cyclictest1234-21snmpd19:49:377
3166235991512,2cyclictest3630250-21sed22:44:067
316623599150,13cyclictest0-21swapper/723:59:137
316623599150,13cyclictest0-21swapper/700:34:157
316623599150,13cyclictest0-21swapper/700:34:157
3166225991514,1cyclictest0-21swapper/500:32:385
3166225991513,2cyclictest3472188-21kworker/u16:3+events_unbound23:09:525
3166225991513,2cyclictest3472188-21kworker/u16:3+events_unbound23:09:525
3166225991513,2cyclictest3103632-21kworker/u16:2+events_unbound19:09:575
3166225991513,2cyclictest2441776-21kworker/u16:6+events_unbound20:35:005
3166220991513,2cyclictest3710888-21kworker/u16:1+events_unbound23:16:004
3166220991513,2cyclictest3390350-21kworker/u16:2+events_unbound00:03:544
3166220991513,2cyclictest3208224-21kworker/u16:1+flush-8:019:39:144
3166220991513,2cyclictest3103632-21kworker/u16:2+events_unbound19:24:054
3166220991512,2cyclictest3509326-21grep21:54:054
3166220991512,2cyclictest3390350-21kworker/u16:2+events_unbound22:58:544
316623599148,5cyclictest1234-21snmpd20:00:257
316623599147,6cyclictest1234-21snmpd21:08:037
316623599145,3cyclictest5975-21gmain23:00:167
3166235991411,2cyclictest0-21swapper/722:48:527
3166235991411,2cyclictest0-21swapper/720:59:117
316623599141,11cyclictest827-21dbus-daemon22:18:527
3166235991410,3cyclictest1234-21snmpd19:09:097
316623599140,1cyclictest0-21swapper/723:29:167
3166225991412,2cyclictest3520279-21kworker/u16:0+events_unbound23:03:105
3166225991412,2cyclictest3520279-21kworker/u16:0+events_unbound22:19:525
3166225991412,2cyclictest3390350-21kworker/u16:2+events_unbound21:44:095
3166225991412,2cyclictest2441776-21kworker/u16:6+events_unbound20:01:485
3166225991412,2cyclictest2441776-21kworker/u16:6+events_unbound19:49:125
3166225991411,2cyclictest3390350-21kworker/u16:2+events_unbound00:09:115
3166225991411,2cyclictest3266145-21kworker/u16:0+flush-8:021:03:575
316622599140,1cyclictest0-21swapper/521:58:265
316622599140,14cyclictest0-21swapper/523:19:195
316622599140,14cyclictest0-21swapper/500:33:535
316622599140,14cyclictest0-21swapper/500:33:535
3166220991412,2cyclictest3797760-21kworker/u16:0+events_unbound00:26:014
3166220991412,2cyclictest3390350-21kworker/u16:2+flush-8:021:19:174
3166220991412,2cyclictest3390350-21kworker/u16:2+events_unbound22:38:464
3166220991412,2cyclictest3390350-21kworker/u16:2+events_unbound21:04:034
316622099140,14cyclictest0-21swapper/422:15:224
316623599139,3cyclictest1234-21snmpd20:44:237
316623599139,3cyclictest1234-21snmpd20:41:417
316623599138,4cyclictest0-21swapper/721:44:097
316623599137,5cyclictest1234-21snmpd20:38:267
316623599136,6cyclictest3484166-21latency_hist21:43:517
316623599136,3cyclictest6382-21gvfs-afc-volume22:03:287
316623599135,3cyclictest1198-21tuned-ppd22:56:507
3166235991310,2cyclictest3227387-21awk19:38:527
316623599130,11cyclictest1234-21snmpd20:14:507
3166225991312,1cyclictest0-21swapper/521:20:175
3166225991311,2cyclictest3520279-21kworker/u16:0+events_unbound22:41:425
3166225991311,2cyclictest3266145-21kworker/u16:0+events_unbound21:29:395
3166225991311,2cyclictest3208224-21kworker/u16:1+events_unbound19:43:325
3166220991311,2cyclictest3266145-21kworker/u16:0+events_unbound21:39:064
3166220991311,2cyclictest2441776-21kworker/u16:6+events_unbound19:19:124
316623599129,2cyclictest3445137-21ssh21:24:177
316623599129,2cyclictest1234-21snmpd19:43:017
316623599129,2cyclictest0-21swapper/722:39:117
316623599128,3cyclictest1234-21snmpd20:51:127
316623599128,3cyclictest1234-21snmpd19:45:197
316623599128,3cyclictest1234-21snmpd19:20:047
316623599127,4cyclictest6382-21gvfs-afc-volume20:19:157
316623599126,5cyclictest0-21swapper/721:18:597
316623599125,2cyclictest1129-21containerd22:33:397
316623599125,2cyclictest1129-21containerd22:33:397
316623599124,2cyclictest3760834-21ssh23:37:597
316623599121,5cyclictest6514-21gmain23:06:087
3166233991210,2cyclictest3175697-21kworker/u16:0+events_unbound19:29:536
3166225991210,2cyclictest3797760-21kworker/u16:0+flush-8:000:24:195
3166225991210,2cyclictest3390350-21kworker/u16:2+flush-8:022:00:075
3166225991210,2cyclictest2441776-21kworker/u16:6+events_unbound19:20:155
3166220991211,1cyclictest0-21swapper/420:22:384
3166220991210,2cyclictest3833537-21kworker/u16:3+events_unbound00:31:024
3166220991210,2cyclictest3390350-21kworker/u16:2+events_unbound23:35:014
316623599119,1cyclictest0-21swapper/721:34:137
316623599118,2cyclictest1234-21snmpd22:12:027
316623599118,2cyclictest0-21swapper/721:49:107
316623599118,2cyclictest0-21swapper/721:49:107
316623599118,2cyclictest0-21swapper/700:09:077
316623599117,3cyclictest1234-21snmpd20:30:237
316623599115,5cyclictest6382-21gvfs-afc-volume22:27:437
316623599115,4cyclictest3770306-21ssh23:39:167
316623599115,1cyclictest3710084-21ssh23:14:177
316623599112,4cyclictest1172-21tuned19:24:207
316623599111,3cyclictest6032-21gmain21:32:257
3166235991110,0cyclictest0-21swapper/719:30:307
316623599110,10cyclictest1234-21snmpd22:23:087
316622599119,2cyclictest3390350-21kworker/u16:2+events_unbound21:49:045
316622599119,2cyclictest3390350-21kworker/u16:2+events_unbound21:49:045
316622599119,1cyclictest3558361-21grep22:14:085
316622099119,2cyclictest3520279-21kworker/u16:0+events_unbound22:01:264
316622099119,2cyclictest2441776-21kworker/u16:6+events_unbound20:54:174
316622099118,2cyclictest3723541-21kworker/u16:3+events_unbound23:39:114
3166220991110,1cyclictest0-21swapper/420:32:344
316622099110,11cyclictest0-21swapper/420:52:174
316623599108,1cyclictest0-21swapper/719:14:157
316623599105,4cyclictest3408870-21ssh21:09:157
316623599105,4cyclictest1234-21snmpd23:12:517
316623599105,4cyclictest1234-21snmpd23:12:517
316623599104,2cyclictest1172-21tuned21:17:597
316622099109,1cyclictest0-21swapper/422:48:474
31662209997,2cyclictest3266145-21kworker/u16:0+flush-8:020:34:124
31662209997,2cyclictest3208224-21kworker/u16:1+flush-8:019:29:074
31662209984,3cyclictest3295516-21tune2fs20:14:054
31662209983,4cyclictest3266434-21cstates19:59:054
31662209975,1cyclictest0-21swapper/420:44:094
31662209975,1cyclictest0-21swapper/419:09:084
31662209972,4cyclictest3499145-21kthreadcore21:49:094
31662209972,4cyclictest3499145-21kthreadcore21:49:094
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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