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2026-07-26 - 14:26
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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 Sun Jul 26, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
306503126049,8sleep40-21swapper/407:08:064
306503225444,7sleep50-21swapper/507:08:075
30648882428,29sleep70-21swapper/707:06:087
3065412994139,2cyclictest2991407-21kworker/u16:1+events_unbound07:09:134
3065412993937,2cyclictest1622263-21kworker/u16:5+flush-8:007:44:394
3065417993836,2cyclictest3657235-21kworker/u16:3+events_unbound12:02:256
3065417993735,2cyclictest3325937-21kworker/u16:1+events_unbound09:24:446
3065417993734,2cyclictest3619621-21kworker/u16:2+events_unbound12:04:116
3065417993634,2cyclictest3387501-21kworker/u16:2+events_unbound09:46:106
3065416993634,2cyclictest3508509-21kworker/u16:1+events_unbound10:35:085
3065416993634,2cyclictest3361644-21kworker/u16:2+events_unbound09:30:485
3065416993633,2cyclictest3204959-21kworker/u16:3+events_unbound09:19:125
3065412993634,2cyclictest3728930-21kworker/u16:1+events_unbound12:15:464
3065412993634,2cyclictest3657235-21kworker/u16:3+events_unbound11:39:044
3065412993634,2cyclictest3387501-21kworker/u16:2+events_unbound09:42:244
3065416993533,2cyclictest3619621-21kworker/u16:2+events_unbound12:21:445
3065416993533,2cyclictest3619621-21kworker/u16:2+events_unbound12:07:245
3065416993533,2cyclictest3619621-21kworker/u16:2+events_unbound11:36:495
3065416993533,2cyclictest3583319-21kworker/u16:1+events_unbound11:01:565
3065416993533,2cyclictest3570711-21kworker/u16:0+events_unbound11:26:045
3065412993533,2cyclictest3619621-21kworker/u16:2+events_unbound11:17:484
3065412993533,2cyclictest3619621-21kworker/u16:2+events_unbound11:17:484
3065412993533,2cyclictest3606699-21kworker/u16:1+events_unbound11:13:324
3065412993533,2cyclictest3253613-21kworker/u16:2+flush-8:009:15:484
306504323524,8sleep60-21swapper/607:08:166
3065417993432,2cyclictest3447768-21kworker/u16:1+events_unbound10:17:446
3065417993432,2cyclictest3387501-21kworker/u16:2+events_unbound09:52:286
3065416993432,2cyclictest3619621-21kworker/u16:2+events_unbound11:30:165
3065416993432,2cyclictest3327390-21kworker/u16:4+events_unbound09:39:495
3065416993432,2cyclictest3204959-21kworker/u16:3+events_unbound09:18:295
3065416993432,2cyclictest3204959-21kworker/u16:3+events_unbound09:10:565
3065412993432,2cyclictest3732509-21kworker/u16:4+events_unbound12:11:444
3065412993432,2cyclictest3523880-21kworker/u16:4+events_unbound10:45:414
3065412993432,2cyclictest3523880-21kworker/u16:4+events_unbound10:43:404
3065412993432,2cyclictest3253613-21kworker/u16:2+events_unbound09:12:284
3065417993331,2cyclictest3657235-21kworker/u16:3+events_unbound11:46:086
3065417993331,2cyclictest3570711-21kworker/u16:0+events_unbound10:55:456
3065417993331,2cyclictest3547953-21kworker/u16:1+events_unbound10:50:286
3065416993331,2cyclictest3387501-21kworker/u16:2+events_unbound10:18:005
3065416993331,2cyclictest3313134-21kworker/u16:0+events_unbound09:56:245
3065412993331,2cyclictest3781760-21kworker/u16:3+events_unbound12:28:014
3065412993331,2cyclictest3619621-21kworker/u16:2+events_unbound12:08:404
3065412993331,2cyclictest3606699-21kworker/u16:1+events_unbound11:32:454
3065412993331,2cyclictest3585670-21kworker/u16:5+events_unbound11:05:454
3065412993331,2cyclictest3570711-21kworker/u16:0+flush-8:011:42:044
3065412993331,2cyclictest3447768-21kworker/u16:1+events_unbound10:05:124
3065412993331,2cyclictest3387501-21kworker/u16:2+events_unbound10:34:054
3065412993331,2cyclictest3387501-21kworker/u16:2+events_unbound10:15:454
3065412993331,2cyclictest3387501-21kworker/u16:2+events_unbound09:55:334
3065412993331,2cyclictest3325937-21kworker/u16:1+events_unbound09:23:444
3065412993330,2cyclictest3570711-21kworker/u16:0+flush-8:011:49:064
3065419993226,4cyclictest3634252-21latency_hist11:24:117
3065417993230,2cyclictest3619621-21kworker/u16:2+events_unbound12:17:366
3065417993230,2cyclictest3570711-21kworker/u16:0+events_unbound11:54:096
3065417993230,2cyclictest3570711-21kworker/u16:0+events_unbound11:14:096
3065417993230,2cyclictest3374581-21kworker/u16:1+events_unbound09:42:106
3065416993230,2cyclictest3732509-21kworker/u16:4+events_unbound12:10:365
3065416993230,2cyclictest3657235-21kworker/u16:3+events_unbound11:45:415
3065416993230,2cyclictest3570711-21kworker/u16:0+events_unbound11:55:465
3065416993229,2cyclictest1622263-21kworker/u16:5+flush-8:008:34:285
3065416993229,2cyclictest1622263-21kworker/u16:5+flush-8:008:34:285
3065416993229,2cyclictest1622263-21kworker/u16:5+events_unbound08:04:135
3065412993230,2cyclictest3781761-21kworker/u16:5+events_unbound12:37:404
3065412993230,2cyclictest3781761-21kworker/u16:5+events_unbound12:37:404
3065412993230,2cyclictest3779362-21kworker/u16:0+events_unbound12:31:054
3065412993230,2cyclictest3619621-21kworker/u16:2+events_unbound11:51:094
3065412993230,2cyclictest3606699-21kworker/u16:1+events_unbound11:22:044
3065412993230,2cyclictest3570711-21kworker/u16:0+events_unbound11:28:094
3065417993129,2cyclictest3781760-21kworker/u16:3+events_unbound12:28:366
3065417993129,2cyclictest3387501-21kworker/u16:2+events_unbound10:22:496
3065417993129,2cyclictest3253613-21kworker/u16:2+events_unbound09:12:326
3065416993129,2cyclictest3728930-21kworker/u16:1+events_unbound12:00:365
3065416993129,2cyclictest3570711-21kworker/u16:0+events_unbound11:19:045
3065416993129,2cyclictest3570711-21kworker/u16:0+events_unbound11:19:045
3065416993129,2cyclictest3570711-21kworker/u16:0+events_unbound11:13:575
3065416993129,2cyclictest3387501-21kworker/u16:2+events_unbound09:50:445
3065412993129,2cyclictest3583319-21kworker/u16:1+events_unbound11:02:164
3065412993129,2cyclictest3547953-21kworker/u16:1+events_unbound10:53:494
3065412993129,2cyclictest3400123-21kworker/u16:3+events_unbound09:51:374
3065412993129,2cyclictest3387501-21kworker/u16:2+flush-8:010:38:044
3065412993129,2cyclictest3361644-21kworker/u16:2+events_unbound09:32:374
3065412993129,2cyclictest3313134-21kworker/u16:0+events_unbound10:20:184
3065419993028,1cyclictest0-21swapper/710:49:287
3065417993028,2cyclictest3570711-21kworker/u16:0+events_unbound11:31:036
3065417993028,2cyclictest3253613-21kworker/u16:2+events_unbound09:16:286
3065416993028,2cyclictest3732509-21kworker/u16:4+events_unbound12:16:455
3065416993028,2cyclictest3728930-21kworker/u16:1+flush-8:012:38:135
3065416993028,2cyclictest3728930-21kworker/u16:1+flush-8:012:38:135
3065416993028,2cyclictest3547953-21kworker/u16:1+flush-8:010:55:085
3065416993028,2cyclictest3547953-21kworker/u16:1+events_unbound10:50:485
3065416993028,2cyclictest3387501-21kworker/u16:2+events_unbound10:01:465
3065416993028,2cyclictest3387501-21kworker/u16:2+events_unbound09:45:085
3065416993028,2cyclictest3325937-21kworker/u16:1+events_unbound09:25:165
3065416993028,2cyclictest3313134-21kworker/u16:0+events_unbound10:12:535
3065412993028,2cyclictest3732509-21kworker/u16:4+events_unbound12:20:124
3065412993028,2cyclictest3728930-21kworker/u16:1+flush-8:012:03:444
3065412993028,2cyclictest3426022-21kworker/u16:3+flush-8:010:28:414
3065412993028,2cyclictest3313134-21kworker/u16:0+events_unbound10:11:464
3065412993028,2cyclictest3313134-21kworker/u16:0+events_unbound09:28:334
3065412993028,2cyclictest3204942-21kworker/u16:1+events_unbound08:57:214
3065412993027,2cyclictest3548345-21kworker/u16:3+events_unbound10:54:134
3065417992927,2cyclictest3619621-21kworker/u16:2+events_unbound11:19:126
3065417992927,2cyclictest3585670-21kworker/u16:5+events_unbound11:05:296
3065417992927,2cyclictest3523880-21kworker/u16:4+events_unbound10:47:426
3065417992927,2cyclictest3361644-21kworker/u16:2+flush-8:009:33:446
3065417992924,2cyclictest3781761-21kworker/u16:5+events_unbound12:29:476
3065416992927,2cyclictest3781760-21kworker/u16:3+events_unbound12:26:555
3065416992927,2cyclictest3619621-21kworker/u16:2+events_unbound11:50:535
3065416992927,2cyclictest3585670-21kworker/u16:5+flush-8:011:05:325
3065416992927,2cyclictest3447768-21kworker/u16:1+events_unbound10:05:455
3065416992927,2cyclictest3313134-21kworker/u16:0+events_unbound10:26:165
3065416992927,2cyclictest3204942-21kworker/u16:1+events_unbound08:28:415
3065412992927,2cyclictest3374581-21kworker/u16:1+events_unbound09:36:324
35340002280,1chrt3533998-21ssh10:40:357
3065417992826,2cyclictest3185179-21kworker/u16:2+events_unbound08:15:286
3065416992826,2cyclictest3606699-21kworker/u16:1+events_unbound11:21:295
3065416992826,2cyclictest3387501-21kworker/u16:2+flush-8:010:29:325
3065416992826,2cyclictest3387501-21kworker/u16:2+events_unbound10:46:325
3065419992725,1cyclictest3622059-21awk11:19:107
3065419992725,1cyclictest3622059-21awk11:19:107
3065419992722,4cyclictest3351801-21latency_hist09:29:117
3065417992725,2cyclictest3523880-21kworker/u16:4+events_unbound10:41:446
3065417992725,2cyclictest3313134-21kworker/u16:0+events_unbound09:20:586
3065417992725,2cyclictest3239416-21kworker/u16:0+events_unbound08:35:416
3065417992725,2cyclictest3239416-21kworker/u16:0+events_unbound08:35:416
3065416992725,2cyclictest3779362-21kworker/u16:0+events_unbound12:32:505
3065416992725,2cyclictest3374581-21kworker/u16:1+events_unbound09:38:255
3065412992725,2cyclictest3657235-21kworker/u16:3+events_unbound11:56:004
3065412992725,2cyclictest3387501-21kworker/u16:2+events_unbound10:02:414
3065419992620,5cyclictest3117637-21latency_hist07:34:117
3065417992624,2cyclictest3619621-21kworker/u16:2+events_unbound11:37:036
3065417992624,2cyclictest3570711-21kworker/u16:0+flush-8:011:15:476
3065417992624,2cyclictest3570711-21kworker/u16:0+flush-8:011:15:476
3065417992624,2cyclictest3387501-21kworker/u16:2+events_unbound09:57:136
3065417992624,2cyclictest3204942-21kworker/u16:1+events_unbound08:55:206
3065417992624,2cyclictest3065037-21kworker/u16:0+flush-8:007:37:416
3065417992624,2cyclictest1622263-21kworker/u16:5+events_unbound07:32:426
3065416992624,2cyclictest3065037-21kworker/u16:0+events_unbound07:15:425
3065416992624,2cyclictest2361352-21kworker/u16:6+events_unbound07:11:225
3065416992624,2cyclictest1622263-21kworker/u16:5+events_unbound08:17:415
3065412992624,2cyclictest3185179-21kworker/u16:2+events_unbound08:23:304
3065412992624,2cyclictest3185179-21kworker/u16:2+events_unbound08:09:304
3065417992523,2cyclictest3570711-21kworker/u16:0+events_unbound11:42:196
3065417992523,2cyclictest3548345-21kworker/u16:3+events_unbound11:03:346
3065417992523,2cyclictest3508509-21kworker/u16:1+events_unbound10:35:586
3065417992523,2cyclictest3313134-21kworker/u16:0+flush-8:010:27:196
3065417992523,2cyclictest3313134-21kworker/u16:0+events_unbound09:35:436
3065417992523,2cyclictest3204942-21kworker/u16:1+events_unbound08:44:116
3065417992522,2cyclictest3204959-21kworker/u16:3+flush-8:008:29:366
3065416992523,2cyclictest3570711-21kworker/u16:0+flush-8:011:40:115
3065416992523,2cyclictest3523880-21kworker/u16:4+events_unbound10:41:255
3065416992523,2cyclictest3447768-21kworker/u16:1+events_unbound10:20:365
3065416992523,2cyclictest3160474-21kworker/u16:0+events_unbound07:57:585
3065416992523,2cyclictest3065037-21kworker/u16:0+events_unbound07:21:225
3065416992523,2cyclictest1622263-21kworker/u16:5+events_unbound07:31:415
3065419992420,3cyclictest125-21kswapd008:18:087
3065417992422,2cyclictest3387501-21kworker/u16:2+events_unbound10:01:356
3065417992422,2cyclictest3204959-21kworker/u16:3+events_unbound09:06:446
3065417992422,2cyclictest3185179-21kworker/u16:2+events_unbound08:09:386
3065417992422,2cyclictest3160474-21kworker/u16:0+flush-8:008:03:176
3065417992422,2cyclictest3127184-21kworker/u16:2+events_unbound07:53:426
3065417992422,2cyclictest3065037-21kworker/u16:0+flush-8:007:12:466
3065417992422,2cyclictest2991407-21kworker/u16:1+events_unbound08:07:586
3065417992421,2cyclictest3426022-21kworker/u16:3+events_unbound10:04:196
3065416992422,2cyclictest1622263-21kworker/u16:5+events_unbound08:31:455
3065416992422,2cyclictest1622263-21kworker/u16:5+events_unbound08:12:535
3065416992421,2cyclictest3065037-21kworker/u16:0+events_unbound07:24:145
3065416992419,2cyclictest1622263-21kworker/u16:5+events_unbound07:44:235
3065412992422,2cyclictest3387501-21kworker/u16:2+events_unbound09:47:304
3065412992422,2cyclictest2361352-21kworker/u16:6+events_unbound07:18:224
3065417992321,2cyclictest3781761-21kworker/u16:5+events_unbound12:36:186
3065417992321,2cyclictest3781761-21kworker/u16:5+events_unbound12:36:186
3065417992321,2cyclictest3387501-21kworker/u16:2+events_unbound10:32:436
3065417992321,2cyclictest3313134-21kworker/u16:0+events_unbound10:11:156
3065417992321,2cyclictest1622263-21kworker/u16:5+events_unbound07:27:546
3065416992321,2cyclictest3204942-21kworker/u16:1+events_unbound08:57:425
3065416992321,2cyclictest3204942-21kworker/u16:1+events_unbound08:46:425
3065412992321,2cyclictest3263887-21kworker/u16:4+events_unbound08:50:384
3065417992220,2cyclictest3732509-21kworker/u16:4+flush-8:012:20:076
3065417992220,2cyclictest3732509-21kworker/u16:4+events_unbound12:10:306
3065417992220,2cyclictest3204942-21kworker/u16:1+flush-8:008:53:176
3065416992220,2cyclictest3253613-21kworker/u16:2+flush-8:009:01:285
3065416992220,2cyclictest3160474-21kworker/u16:0+events_unbound08:00:115
3065419992118,2cyclictest3074981-21idleruntime-cro07:14:117
3065417992119,2cyclictest3570711-21kworker/u16:0+events_unbound11:55:076
3065417992119,2cyclictest3127184-21kworker/u16:2+flush-8:007:47:456
3065416992119,2cyclictest3127184-21kworker/u16:2+events_unbound07:43:425
3065416992119,2cyclictest1622263-21kworker/u16:5+events_unbound08:22:405
3065416992118,2cyclictest3204942-21kworker/u16:1+flush-8:009:04:165
3065412992119,2cyclictest3127184-21kworker/u16:2+events_unbound07:43:214
3065417992018,2cyclictest3570711-21kworker/u16:0+events_unbound11:25:156
3065417992018,2cyclictest3204942-21kworker/u16:1+events_unbound08:25:376
3065417992018,2cyclictest3160474-21kworker/u16:0+flush-8:007:56:376
3065416992017,2cyclictest2991407-21kworker/u16:1+flush-8:007:49:175
3065412992018,2cyclictest3204959-21kworker/u16:3+events_unbound08:45:414
3065412992018,2cyclictest3204942-21kworker/u16:1+events_unbound08:30:214
3065419991917,1cyclictest0-21swapper/711:34:297
3065419991916,2cyclictest125-21kswapd011:47:367
306541999190,6cyclictest3716922-21ssh11:54:337
3065417991917,2cyclictest3185179-21kworker/u16:2+flush-8:008:23:546
3065417991917,2cyclictest3127184-21kworker/u16:2+events_unbound07:43:386
3065417991917,2cyclictest2361352-21kworker/u16:6+events_unbound07:22:056
3065412991917,2cyclictest3204959-21kworker/u16:3+events_unbound09:01:414
3065412991917,2cyclictest3185179-21kworker/u16:2+events_unbound08:05:224
3065412991917,2cyclictest2361352-21kworker/u16:6+events_unbound07:21:534
31601092180,0sleep73160111-21kthreadcore07:54:317
3065419991814,3cyclictest3754706-21ssh12:10:087
3065419991814,3cyclictest1302-21snmpd10:59:587
306541999180,17cyclictest1302-21snmpd07:35:177
306541999180,16cyclictest3729277-21ssh11:59:377
3065417991816,2cyclictest3065037-21kworker/u16:0+events_unbound07:16:466
3065416991815,2cyclictest3204942-21kworker/u16:1+events_unbound08:39:145
3065412991813,4cyclictest3204908-21packagekitd08:18:074
3065419991712,4cyclictest3425604-21latency_hist09:59:117
3065419991711,5cyclictest648-21systemd-journal11:04:117
306541999170,16cyclictest1302-21snmpd07:59:177
3065417991715,2cyclictest3204959-21kworker/u16:3+events_unbound09:01:436
3065417991715,2cyclictest3204942-21kworker/u16:1+events_unbound08:45:536
3065419991615,0cyclictest0-21swapper/712:35:187
3065419991615,0cyclictest0-21swapper/712:35:187
3065419991613,2cyclictest3707743-21ssh11:53:557
3065419991613,2cyclictest1302-21snmpd10:15:157
3065419991611,4cyclictest3314936-21latency_hist09:14:117
3065416991614,2cyclictest1622263-21kworker/u16:5+events_unbound07:35:535
306541999159,5cyclictest3253931-21latency_hist08:44:117
3065419991512,2cyclictest1302-21snmpd08:21:507
3065419991512,2cyclictest0-21swapper/707:39:117
3065419991510,4cyclictest3364081-21latency_hist09:34:117
3065416991513,2cyclictest3253613-21kworker/u16:2+events_unbound08:51:175
3065412991513,2cyclictest3065037-21kworker/u16:0+events_unbound07:37:454
3065412991513,2cyclictest2991407-21kworker/u16:1+flush-8:007:29:224
3065412991513,2cyclictest2991407-21kworker/u16:1+events_unbound07:25:534
306541999149,4cyclictest3437871-21latency_hist10:04:117
306541999149,3cyclictest1302-21snmpd09:50:057
3065419991412,1cyclictest0-21swapper/708:04:377
306541999140,12cyclictest3186675-21cat08:09:267
3065412991412,2cyclictest3204959-21kworker/u16:3+events_unbound08:34:354
3065412991412,2cyclictest3204959-21kworker/u16:3+events_unbound08:34:354
3065412991412,2cyclictest3204942-21kworker/u16:1+flush-8:009:05:444
3065412991412,2cyclictest2991407-21kworker/u16:1+flush-8:007:59:064
3065412991412,2cyclictest1622263-21kworker/u16:5+events_unbound08:01:024
306541999139,3cyclictest1302-21snmpd08:52:487
306541999138,4cyclictest1302-21snmpd12:19:247
306541999130,1cyclictest0-21swapper/708:59:377
306541999130,1cyclictest0-21swapper/707:14:367
306541999130,11cyclictest1302-21snmpd07:19:137
306541999129,2cyclictest1302-21snmpd12:14:367
306541999129,2cyclictest1302-21snmpd09:44:087
306541999129,2cyclictest0-21swapper/712:29:107
306541999128,3cyclictest1302-21snmpd12:24:367
306541999128,3cyclictest1302-21snmpd10:09:207
306541999125,5cyclictest6233-21gvfs-afc-volume09:44:317
3065419991211,0cyclictest0-21swapper/708:30:327
3065419991210,1cyclictest3744718-21awk12:09:107
306541999120,3cyclictest3488495-21ssh10:24:337
306541999120,1cyclictest0-21swapper/710:54:317
3065412991210,2cyclictest3239416-21kworker/u16:0+events_unbound08:39:364
306541999118,2cyclictest1302-21snmpd10:34:577
306541999118,2cyclictest1302-21snmpd08:46:577
306541999117,3cyclictest1302-21snmpd08:37:157
306541999117,3cyclictest1302-21snmpd08:37:157
306541999117,3cyclictest1302-21snmpd07:51:207
306541999116,4cyclictest6233-21gvfs-afc-volume09:04:227
306541999116,4cyclictest3483874-21ntpq10:19:397
306541999116,4cyclictest3450147-21latency_hist10:09:117
306541999115,5cyclictest6233-21gvfs-afc-volume09:14:287
306541999115,5cyclictest6233-21gvfs-afc-volume07:24:127
306541999113,7cyclictest0-21swapper/710:46:487
306541999112,7cyclictest3145757-21/usr/sbin/munin07:44:347
3065419991110,0cyclictest0-21swapper/711:09:457
306541999110,10cyclictest3640483-21sh11:24:317
306541999110,10cyclictest1302-21snmpd11:43:267
306541999110,10cyclictest1302-21snmpd11:32:027
306541999110,10cyclictest1302-21snmpd09:20:467
3065412991110,1cyclictest0-21swapper/408:28:294
306541299110,11cyclictest0-21swapper/407:49:524
306541999107,2cyclictest1302-21snmpd09:34:227
306541999106,3cyclictest1302-21snmpd10:30:157
306541999106,3cyclictest1302-21snmpd08:26:307
30654199994,4cyclictest934-21dbus-daemon08:59:117
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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