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2026-06-01 - 21:08
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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 Jun 01, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299764025948,8sleep50-21swapper/507:04:345
2998100994844,3cyclictest635-21systemd-journal07:16:507
299763924635,8sleep40-21swapper/407:04:334
2998091994340,2cyclictest3163351-21kworker/u16:1+events_unbound09:31:535
2998095994239,2cyclictest3184122-21kworker/u16:3+events_unbound08:41:526
2998091994240,2cyclictest3388958-21kworker/u16:3+events_unbound10:32:215
2998091994139,2cyclictest3388958-21kworker/u16:3+events_unbound10:50:515
2998091994139,2cyclictest3388958-21kworker/u16:3+events_unbound10:44:415
2998091994139,2cyclictest3388958-21kworker/u16:3+events_unbound10:21:125
2998091994138,2cyclictest3650802-21kworker/u16:0+events_unbound12:26:525
2998091994038,2cyclictest3304301-21kworker/u16:4+events_unbound09:42:175
29886452405,30sleep70-21swapper/707:01:557
2998095993937,2cyclictest3202481-21kworker/u16:4+events_unbound09:16:216
2998091993937,2cyclictest3532836-21kworker/u16:2+events_unbound11:13:395
2998087993936,2cyclictest3069393-21kworker/u16:1+flush-8:007:52:164
2998095993836,2cyclictest3569001-21kworker/u16:4+events_unbound11:55:126
2998095993836,2cyclictest3569001-21kworker/u16:4+events_unbound11:45:446
2998095993836,2cyclictest3328765-21kworker/u16:0+events_unbound10:03:566
2998095993832,6cyclictest3569001-21kworker/u16:4+events_unbound12:06:156
2998091993836,2cyclictest3472717-21kworker/u16:0+events_unbound10:55:115
2998091993836,2cyclictest3448676-21kworker/u16:1+events_unbound11:08:325
2998091993836,2cyclictest3304301-21kworker/u16:4+flush-8:009:49:595
2998095993735,2cyclictest3448676-21kworker/u16:1+events_unbound11:37:236
2998095993735,2cyclictest3448676-21kworker/u16:1+events_unbound11:37:236
2998095993735,2cyclictest3364448-21kworker/u16:2+events_unbound10:36:276
2998095993735,2cyclictest3268169-21kworker/u16:0+events_unbound09:27:006
2998095993735,2cyclictest3163351-21kworker/u16:1+events_unbound09:55:566
2998091993735,2cyclictest3650802-21kworker/u16:0+events_unbound12:05:285
2998091993735,2cyclictest3569001-21kworker/u16:4+events_unbound12:26:115
2998091993735,2cyclictest3518663-21kworker/u16:3+events_unbound11:25:125
2998091993735,2cyclictest3328765-21kworker/u16:0+events_unbound10:01:205
2998091993735,2cyclictest3233389-21kworker/u16:2+events_unbound09:15:405
2998091993735,2cyclictest3163351-21kworker/u16:1+events_unbound10:08:205
2998095993634,2cyclictest3532836-21kworker/u16:2+flush-8:011:15:396
2998095993634,2cyclictest3364448-21kworker/u16:2+events_unbound10:17:436
2998091993634,2cyclictest3569001-21kworker/u16:4+events_unbound12:18:045
2998091993634,2cyclictest3569001-21kworker/u16:4+events_unbound12:18:045
2998091993634,2cyclictest3569001-21kworker/u16:4+events_unbound12:13:035
2998091993634,2cyclictest3569001-21kworker/u16:4+events_unbound11:47:515
2998091993634,2cyclictest3518663-21kworker/u16:3+events_unbound11:35:125
2998095993533,2cyclictest3650802-21kworker/u16:0+events_unbound12:25:366
2998095993533,2cyclictest3472717-21kworker/u16:0+events_unbound10:57:436
2998095993533,2cyclictest3304301-21kworker/u16:4+events_unbound10:54:246
2998095993533,2cyclictest3163351-21kworker/u16:1+events_unbound09:45:116
2998091993533,2cyclictest3472717-21kworker/u16:0+events_unbound11:03:395
2998091993533,2cyclictest3448676-21kworker/u16:1+events_unbound11:00:135
2998091993533,2cyclictest3328765-21kworker/u16:0+events_unbound09:53:125
2998091993533,2cyclictest3304301-21kworker/u16:4+events_unbound10:39:115
2998091993533,2cyclictest3304301-21kworker/u16:4+events_unbound09:39:355
2998091993533,2cyclictest3202481-21kworker/u16:4+events_unbound09:19:525
2998091993533,2cyclictest2988333-21kworker/u16:3+flush-8:007:07:195
2998091993532,2cyclictest3233389-21kworker/u16:2+events_unbound09:28:115
2998095993432,2cyclictest3569001-21kworker/u16:4+events_unbound11:33:236
2998095993432,2cyclictest3364448-21kworker/u16:2+events_unbound10:25:116
2998095993432,2cyclictest3304301-21kworker/u16:4+events_unbound09:49:526
2998095993432,2cyclictest3202481-21kworker/u16:4+events_unbound09:19:216
2998095993428,6cyclictest3304301-21kworker/u16:4+events_unbound09:37:376
2998091993432,2cyclictest3532836-21kworker/u16:2+events_unbound11:19:485
2998091993432,2cyclictest3388958-21kworker/u16:3+events_unbound10:22:525
2998091993432,2cyclictest3304301-21kworker/u16:4+events_unbound10:15:205
2998091993432,2cyclictest3268169-21kworker/u16:0+events_unbound09:23:415
2998091993432,2cyclictest3202481-21kworker/u16:4+events_unbound09:10:205
2998091993432,2cyclictest3163351-21kworker/u16:1+flush-8:010:04:195
2998095993331,2cyclictest3650802-21kworker/u16:0+events_unbound12:36:076
2998095993331,2cyclictest3650802-21kworker/u16:0+events_unbound12:31:436
2998095993331,2cyclictest3472717-21kworker/u16:0+events_unbound11:06:056
2998095993331,2cyclictest3388958-21kworker/u16:3+events_unbound10:49:526
2998095993331,2cyclictest3388958-21kworker/u16:3+events_unbound10:15:116
2998095993331,2cyclictest3328765-21kworker/u16:0+events_unbound09:57:376
2998095993331,2cyclictest3292318-21kworker/u16:3+events_unbound09:35:116
2998095993331,2cyclictest2988333-21kworker/u16:3+flush-8:007:07:216
2998095993330,2cyclictest3388958-21kworker/u16:3+events_unbound10:37:006
2998091993331,2cyclictest3710931-21kworker/u16:2+events_unbound12:33:325
2998091993331,2cyclictest3569001-21kworker/u16:4+events_unbound12:09:075
2998091993331,2cyclictest3569001-21kworker/u16:4+events_unbound11:58:365
2998091993331,2cyclictest3569001-21kworker/u16:4+events_unbound11:55:445
2998091993331,2cyclictest3304301-21kworker/u16:4+events_unbound10:28:365
29975382339,8sleep60-21swapper/607:03:076
2998095993230,2cyclictest3569001-21kworker/u16:4+events_unbound11:58:476
2998095993230,2cyclictest3518663-21kworker/u16:3+events_unbound11:30:436
2998095993230,2cyclictest3388958-21kworker/u16:3+events_unbound10:42:366
2998095993230,2cyclictest3163351-21kworker/u16:1+events_unbound09:25:286
2998091993230,2cyclictest3163351-21kworker/u16:1+events_unbound08:48:075
2998091993230,2cyclictest3107764-21kworker/u16:0+events_unbound08:02:255
2998095993129,2cyclictest3650802-21kworker/u16:0+events_unbound12:10:436
2998095993129,2cyclictest3569001-21kworker/u16:4+events_unbound12:14:046
2998095993129,2cyclictest3518663-21kworker/u16:3+events_unbound11:24:296
2998095993129,2cyclictest3448676-21kworker/u16:1+events_unbound11:47:396
2998095993129,2cyclictest3448676-21kworker/u16:1+events_unbound11:18:206
2998095993129,2cyclictest3364448-21kworker/u16:2+events_unbound10:30:086
2998095993129,2cyclictest3233389-21kworker/u16:2+flush-8:009:08:516
2998095993128,2cyclictest3040327-21kworker/u16:3+events_unbound07:41:526
2998091993129,2cyclictest3518663-21kworker/u16:3+events_unbound11:29:075
2998091993129,2cyclictest3448676-21kworker/u16:1+events_unbound11:43:155
2998095993028,2cyclictest3569001-21kworker/u16:4+events_unbound12:18:206
2998095993028,2cyclictest3569001-21kworker/u16:4+events_unbound12:18:206
2998095993028,2cyclictest3304301-21kworker/u16:4+events_unbound10:08:406
2998091993028,2cyclictest3107764-21kworker/u16:0+events_unbound08:41:485
2998091993028,2cyclictest3007587-21kworker/u16:0+events_unbound07:22:115
2998095992927,2cyclictest3007587-21kworker/u16:0+flush-8:007:41:506
2998091992927,2cyclictest3569001-21kworker/u16:4+events_unbound11:40:435
2998091992927,2cyclictest3569001-21kworker/u16:4+events_unbound11:40:435
2998095992826,2cyclictest3069393-21kworker/u16:1+events_unbound08:01:016
2998095992825,2cyclictest3040327-21kworker/u16:3+events_unbound07:52:006
2998091992826,2cyclictest3069393-21kworker/u16:1+events_unbound07:57:205
2998100992723,3cyclictest124-21kswapd010:42:037
2998095992726,1cyclictest3448676-21kworker/u16:1+events_unbound11:09:326
2998095992725,2cyclictest3131759-21kworker/u16:3+flush-8:008:22:006
2998091992725,2cyclictest3212862-21kworker/u16:0+flush-8:008:56:595
2998091992725,2cyclictest3163351-21kworker/u16:1+events_unbound08:29:005
2998091992723,4cyclictest3069393-21kworker/u16:1+events_unbound08:16:165
2998087992725,2cyclictest3569001-21kworker/u16:4+events_unbound12:22:054
2998091992624,2cyclictest3131759-21kworker/u16:3+events_unbound08:19:375
2998091992624,2cyclictest3131759-21kworker/u16:3+events_unbound08:19:375
2998095992523,2cyclictest3145698-21kworker/u16:2+events_unbound08:59:006
2998095992523,2cyclictest3007587-21kworker/u16:0+events_unbound07:36:006
2998091992523,2cyclictest3163351-21kworker/u16:1+events_unbound08:43:595
2998091992523,2cyclictest3007587-21kworker/u16:0+events_unbound07:41:015
2998087992523,2cyclictest3304301-21kworker/u16:4+events_unbound10:50:334
2998087992523,2cyclictest3202481-21kworker/u16:4+events_unbound08:53:514
2998087992523,2cyclictest3069393-21kworker/u16:1+events_unbound07:48:404
2998087992523,2cyclictest3007587-21kworker/u16:0+flush-8:007:16:244
2998087992523,2cyclictest3007587-21kworker/u16:0+events_unbound07:34:404
2998087992422,2cyclictest3069393-21kworker/u16:1+flush-8:008:13:244
2998100992311,11cyclictest1234-21snmpd10:49:597
2998095992321,2cyclictest3163351-21kworker/u16:1+events_unbound08:48:016
2998095992321,2cyclictest3145698-21kworker/u16:2+events_unbound08:37:366
2998095992321,2cyclictest3131759-21kworker/u16:3+events_unbound08:13:006
2998087992321,2cyclictest3677602-21kworker/u16:1+events_unbound12:20:414
2998087992321,2cyclictest3677602-21kworker/u16:1+events_unbound12:20:414
2998087992321,2cyclictest3495512-21kworker/u16:2+events_unbound10:57:064
2998087992321,2cyclictest3364448-21kworker/u16:2+flush-8:010:27:114
2998087992321,2cyclictest3233389-21kworker/u16:2+events_unbound09:39:154
2998087992320,2cyclictest3448676-21kworker/u16:1+events_unbound11:51:554
2998095992220,2cyclictest3107764-21kworker/u16:0+events_unbound08:20:376
2998095992220,2cyclictest3107764-21kworker/u16:0+events_unbound08:20:376
2998095992220,2cyclictest3107764-21kworker/u16:0+events_unbound08:04:166
2998095992220,2cyclictest3007587-21kworker/u16:0+events_unbound07:19:006
2998091992220,2cyclictest2963873-21kworker/u16:2+events_unbound07:13:005
2998087992220,2cyclictest3472717-21kworker/u16:0+events_unbound11:07:044
2998087992220,2cyclictest3328765-21kworker/u16:0+flush-8:009:57:144
2998087992220,2cyclictest3145698-21kworker/u16:2+events_unbound08:37:024
2998087992220,2cyclictest3131759-21kworker/u16:3+events_unbound08:18:324
2998087992220,2cyclictest3131759-21kworker/u16:3+events_unbound08:18:324
2998087992220,2cyclictest3107764-21kworker/u16:0+flush-8:008:22:054
2998087992220,2cyclictest3069393-21kworker/u16:1+flush-8:007:59:244
2998087992220,2cyclictest2988333-21kworker/u16:3+flush-8:007:07:524
2998087992220,2cyclictest2963873-21kworker/u16:2+flush-8:007:23:444
2998095992119,2cyclictest3069393-21kworker/u16:1+events_unbound07:49:006
2998091992119,2cyclictest3163351-21kworker/u16:1+events_unbound09:03:005
2998091992119,2cyclictest3145698-21kworker/u16:2+events_unbound08:34:165
2998091992119,2cyclictest3040327-21kworker/u16:3+events_unbound07:53:005
2998087992119,2cyclictest3518663-21kworker/u16:3+events_unbound11:27:194
2998087992119,2cyclictest3163351-21kworker/u16:1+events_unbound08:50:144
2998087992119,2cyclictest3163351-21kworker/u16:1+events_unbound08:34:034
2998095992018,2cyclictest2963873-21kworker/u16:2+events_unbound07:26:166
2998091992018,2cyclictest3163351-21kworker/u16:1+events_unbound08:54:165
2998091992017,2cyclictest3029804-21kworker/u16:1+events_unbound07:26:515
2998087992018,2cyclictest3650802-21kworker/u16:0+flush-8:011:58:004
2998087992018,2cyclictest3268169-21kworker/u16:0+events_unbound09:23:534
2998087992018,2cyclictest3233389-21kworker/u16:2+events_unbound09:42:054
2998087992017,2cyclictest3304301-21kworker/u16:4+events_unbound10:01:554
2998100991914,4cyclictest635-21systemd-journal08:15:127
2998091991917,2cyclictest3040327-21kworker/u16:3+events_unbound07:46:535
2998087991917,2cyclictest3107764-21kworker/u16:0+flush-8:008:03:504
2998087991917,2cyclictest3040327-21kworker/u16:3+flush-8:007:30:234
2998087991917,2cyclictest3029804-21kworker/u16:1+flush-8:007:19:384
299810099182,14cyclictest0-21swapper/707:42:147
2998100991816,1cyclictest0-21swapper/710:37:137
2998100991815,2cyclictest3541715-21ssh11:12:127
2998095991816,2cyclictest3107764-21kworker/u16:0+events_unbound08:30:166
2998095991816,2cyclictest2963873-21kworker/u16:2+events_unbound07:16:006
2998091991816,2cyclictest3145698-21kworker/u16:2+events_unbound08:24:165
2998091991816,2cyclictest3007587-21kworker/u16:0+events_unbound07:20:365
2998087991816,2cyclictest3710931-21kworker/u16:2+events_unbound12:32:054
2998087991816,2cyclictest3650802-21kworker/u16:0+events_unbound12:07:044
2998087991816,2cyclictest3163351-21kworker/u16:1+events_unbound09:06:064
2998087991816,2cyclictest3131759-21kworker/u16:3+events_unbound08:27:164
2998087991816,2cyclictest3096179-21kworker/u16:2+events_unbound08:09:154
2998087991816,2cyclictest3069393-21kworker/u16:1+flush-8:007:42:184
2998087991816,2cyclictest3007587-21kworker/u16:0+events_unbound07:39:104
299808799180,17cyclictest3509604-21expr11:02:024
2998100991715,1cyclictest0-21swapper/712:11:147
299810099170,16cyclictest1234-21snmpd08:20:557
299810099170,16cyclictest1234-21snmpd08:20:557
2998091991715,2cyclictest3069393-21kworker/u16:1+events_unbound07:45:525
2998091991715,2cyclictest3040327-21kworker/u16:3+events_unbound07:34:155
2998087991715,2cyclictest3650802-21kworker/u16:0+events_unbound12:02:034
2998087991715,2cyclictest3569001-21kworker/u16:4+events_unbound11:35:184
2998087991715,2cyclictest3304301-21kworker/u16:4+flush-8:010:37:134
2998087991715,2cyclictest3304301-21kworker/u16:4+events_unbound10:22:444
2998087991715,2cyclictest3233389-21kworker/u16:2+flush-8:009:27:004
2998087991715,2cyclictest3145698-21kworker/u16:2+events_unbound08:43:314
2998100991615,0cyclictest0-21swapper/709:24:177
2998100991614,1cyclictest3663342-21sh12:03:257
2998100991614,1cyclictest3315523-21ssh09:40:217
2998100991612,3cyclictest1234-21snmpd09:52:107
299810099160,14cyclictest0-21swapper/711:07:137
299810099160,14cyclictest0-21swapper/708:57:137
2998095991614,2cyclictest3107764-21kworker/u16:0+events_unbound08:08:526
2998095991614,2cyclictest3029804-21kworker/u16:1+events_unbound07:27:056
2998087991614,2cyclictest3518663-21kworker/u16:3+events_unbound11:22:094
2998087991614,2cyclictest3304301-21kworker/u16:4+flush-8:010:17:064
2998087991613,2cyclictest3304301-21kworker/u16:4+events_unbound09:51:514
299810099157,7cyclictest6382-21gvfs-afc-volume07:47:197
2998100991514,0cyclictest0-21swapper/710:53:307
2998100991514,0cyclictest0-21swapper/707:57:117
2998100991512,2cyclictest3706621-21ssh12:22:107
2998100991512,2cyclictest1234-21snmpd07:20:267
2998100991510,4cyclictest3448640-21latency_hist10:36:507
299810099150,14cyclictest3374285-21ssh10:02:447
299810099150,14cyclictest0-21swapper/708:22:167
2998095991513,2cyclictest3212862-21kworker/u16:0+events_unbound09:02:136
2998095991513,2cyclictest3145698-21kworker/u16:2+flush-8:008:36:166
2998095991512,2cyclictest3163351-21kworker/u16:1+events_unbound08:51:506
2998087991513,2cyclictest3569001-21kworker/u16:4+events_unbound11:40:254
2998087991513,2cyclictest3569001-21kworker/u16:4+events_unbound11:40:254
2998100991413,0cyclictest0-21swapper/711:32:007
2998100991411,1cyclictest0-21swapper/707:32:067
299810099140,1cyclictest0-21swapper/708:47:127
299810099140,13cyclictest0-21swapper/711:42:147
2998087991413,1cyclictest0-21swapper/412:27:574
2998087991413,1cyclictest0-21swapper/409:34:324
2998087991412,2cyclictest3569001-21kworker/u16:4+events_unbound11:47:024
2998087991412,2cyclictest3388958-21kworker/u16:3+events_unbound10:32:074
2998087991412,2cyclictest3388958-21kworker/u16:3+events_unbound10:16:314
2998087991412,2cyclictest3233389-21kworker/u16:2+flush-8:009:20:534
2998087991412,2cyclictest3233389-21kworker/u16:2+flush-8:009:14:244
2998087991412,2cyclictest3163351-21kworker/u16:1+events_unbound10:07:144
299808799140,1cyclictest0-21swapper/411:45:514
299810099139,3cyclictest1234-21snmpd10:26:557
299810099139,3cyclictest1234-21snmpd10:10:107
299810099138,4cyclictest6382-21gvfs-afc-volume08:07:057
299810099135,6cyclictest6382-21gvfs-afc-volume09:27:087
2998100991312,0cyclictest0-21swapper/711:37:077
2998100991312,0cyclictest0-21swapper/711:37:077
2998100991312,0cyclictest0-21swapper/711:17:287
2998100991312,0cyclictest0-21swapper/708:52:127
2998100991311,1cyclictest0-21swapper/707:52:107
299810099130,1cyclictest0-21swapper/710:12:147
2998087991311,2cyclictest3569001-21kworker/u16:4+events_unbound12:14:594
2998087991311,2cyclictest3388958-21kworker/u16:3+flush-8:010:45:474
2998087991311,2cyclictest3304301-21kworker/u16:4+flush-8:010:52:304
2998087991311,2cyclictest3233389-21kworker/u16:2+events_unbound09:10:004
2998087991311,2cyclictest3212862-21kworker/u16:0+events_unbound08:57:124
299810099129,2cyclictest1234-21snmpd07:09:267
299810099129,2cyclictest1198-21tuned-ppd09:16:297
299810099129,2cyclictest0-21swapper/709:57:147
299810099128,3cyclictest1234-21snmpd12:35:147
299810099128,3cyclictest1234-21snmpd12:13:057
299810099128,3cyclictest1234-21snmpd12:01:017
299810099128,3cyclictest1234-21snmpd11:52:017
299810099128,3cyclictest1234-21snmpd08:32:107
299810099127,4cyclictest1234-21snmpd11:48:587
299810099127,4cyclictest1234-21snmpd08:36:557
299810099127,3cyclictest3232051-21diskmemload11:22:157
299810099126,5cyclictest6382-21gvfs-afc-volume11:02:307
299810099126,4cyclictest3039279-21ntpq07:22:177
2998100991211,1cyclictest3579131-21ssh11:28:147
2998100991211,0cyclictest0-21swapper/708:27:167
2998100991210,1cyclictest0-21swapper/712:27:087
299810099120,11cyclictest1234-21snmpd10:23:227
299810099120,11cyclictest1234-21snmpd09:11:147
299810099120,11cyclictest1053-21ntpd12:19:197
299810099120,11cyclictest1053-21ntpd12:19:197
2998087991211,1cyclictest0-21swapper/411:12:544
299810099119,1cyclictest3330596-21ssh09:47:087
299810099119,1cyclictest0-21swapper/707:37:047
299810099118,2cyclictest0-21swapper/710:56:597
299810099117,3cyclictest3232051-21diskmemload09:17:097
299810099117,2cyclictest3232051-21diskmemload09:32:077
299810099115,5cyclictest5975-21gmain10:18:157
299810099110,10cyclictest1234-21snmpd08:41:587
299808799119,2cyclictest3163351-21kworker/u16:1+events_unbound09:47:334
299810099108,1cyclictest0-21swapper/709:43:267
299810099108,1cyclictest0-21swapper/709:02:027
299810099108,1cyclictest0-21swapper/708:02:117
299810099107,2cyclictest1234-21snmpd07:29:427
299809199108,2cyclictest3096179-21kworker/u16:2+events_unbound08:10:045
299808799108,2cyclictest3448676-21kworker/u16:1+flush-8:011:19:504
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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