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2026-01-03 - 17:17
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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 all highest latencies:
System rack0slot2.osadl.org (updated Sat Jan 03, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147655725545,7sleep50-21swapper/507:06:225
147654525241,8sleep40-21swapper/407:06:124
147659524411,29sleep70-21swapper/707:06:567
1477025994236,5cyclictest1936050-21latency_hist11:03:327
146803723624,7sleep60-21swapper/607:03:506
1477022993531,3cyclictest1809813-21fwupd09:58:286
1477015993028,2cyclictest1810169-21kworker/u16:5+events_unbound11:04:074
1477017992927,2cyclictest1944823-21kworker/u16:3+events_unbound11:08:155
1477015992927,2cyclictest2033277-21kworker/u16:0+flush-8:011:53:544
1477015992927,2cyclictest1808886-21kworker/u16:4+events_unbound10:01:444
1477015992925,3cyclictest1714340-21kworker/u16:4+flush-8:009:38:554
147702599280,26cyclictest2081351-21latency_hist12:18:317
1477017992826,2cyclictest2023438-21kworker/u16:1+events_unbound11:56:595
1477017992826,2cyclictest1810169-21kworker/u16:5+events_unbound11:45:235
1477015992826,2cyclictest1810169-21kworker/u16:5+events_unbound11:47:424
1477015992826,2cyclictest1793285-21kworker/u16:3+events_unbound09:50:424
1477015992826,2cyclictest1793285-21kworker/u16:3+events_unbound09:50:424
1477017992725,2cyclictest2080418-21kworker/u16:4+events_unbound12:14:505
1477017992725,2cyclictest1944823-21kworker/u16:3+events_unbound12:07:285
1477017992725,2cyclictest1568292-21kworker/u16:5+events_unbound07:55:185
1477017992624,2cyclictest1878356-21kworker/u16:1+events_unbound10:45:065
1477017992624,2cyclictest1810169-21kworker/u16:5+events_unbound11:32:065
1477017992624,2cyclictest1810169-21kworker/u16:5+events_unbound11:09:595
1477017992624,2cyclictest1767341-21kworker/u16:2+events_unbound09:51:355
1477017992624,2cyclictest1767341-21kworker/u16:2+events_unbound09:51:355
1477017992624,2cyclictest1631159-21kworker/u16:1+events_unbound08:55:145
1477017992624,2cyclictest1631159-21kworker/u16:1+events_unbound08:31:355
1477017992624,2cyclictest1529272-21kworker/u16:1+events_unbound07:38:225
1477017992624,2cyclictest1500270-21kworker/u16:4+events_unbound07:45:045
1477015992624,2cyclictest1810169-21kworker/u16:5+events_unbound10:40:424
1477017992523,2cyclictest2023438-21kworker/u16:1+events_unbound12:23:315
1477017992523,2cyclictest1955830-21kworker/u16:0+events_unbound11:38:195
1477017992523,2cyclictest1944823-21kworker/u16:3+events_unbound12:10:595
1477017992523,2cyclictest1818748-21kworker/u16:6+events_unbound10:25:275
1477017992523,2cyclictest1810169-21kworker/u16:5+events_unbound10:50:075
1477017992523,2cyclictest1793285-21kworker/u16:3+events_unbound09:56:555
1477017992523,2cyclictest1767341-21kworker/u16:2+events_unbound09:47:235
1477017992523,2cyclictest1654664-21kworker/u16:0+events_unbound09:28:315
1477017992523,2cyclictest1654664-21kworker/u16:0+events_unbound09:11:315
1477017992523,2cyclictest1568291-21kworker/u16:3+events_unbound09:06:515
1477017992523,2cyclictest1568291-21kworker/u16:3+events_unbound08:17:565
1477017992523,2cyclictest1568291-21kworker/u16:3+events_unbound08:17:565
1477017992523,2cyclictest1567614-21kworker/u16:2+events_unbound08:23:155
1477017992523,2cyclictest1448166-21kworker/u16:3+events_unbound07:10:315
1477017992522,2cyclictest1793285-21kworker/u16:3+events_unbound10:13:345
1477015992523,2cyclictest2023438-21kworker/u16:1+events_unbound12:17:144
1477015992523,2cyclictest2023438-21kworker/u16:1+events_unbound12:13:144
1477017992422,2cyclictest2033277-21kworker/u16:0+events_unbound12:03:305
1477017992422,2cyclictest1955830-21kworker/u16:0+events_unbound11:25:235
1477017992422,2cyclictest1955830-21kworker/u16:0+events_unbound11:25:235
1477017992422,2cyclictest1944823-21kworker/u16:3+events_unbound11:15:475
1477017992422,2cyclictest1818748-21kworker/u16:6+events_unbound10:36:515
1477017992422,2cyclictest1568291-21kworker/u16:3+events_unbound08:12:595
1477017992422,2cyclictest1529272-21kworker/u16:1+events_unbound08:01:515
1477017992422,2cyclictest1457813-21kworker/u16:1+events_unbound07:17:025
1477017992422,2cyclictest1448166-21kworker/u16:3+events_unbound07:30:565
1477017992421,2cyclictest1654664-21kworker/u16:0+events_unbound09:38:355
1477015992422,2cyclictest1818748-21kworker/u16:6+flush-8:010:18:424
1477015992422,2cyclictest1810169-21kworker/u16:5+flush-8:010:08:584
1477015992422,2cyclictest1567614-21kworker/u16:2+events_unbound08:04:024
1477015992421,2cyclictest1944823-21kworker/u16:3+events_unbound11:58:424
1477017992321,2cyclictest2080418-21kworker/u16:4+flush-8:012:26:225
1477017992321,2cyclictest2080418-21kworker/u16:4+events_unbound12:37:145
1477017992321,2cyclictest1956122-21kworker/u16:1+events_unbound11:19:125
1477017992321,2cyclictest1955830-21kworker/u16:0+events_unbound11:41:385
1477017992321,2cyclictest1850154-21kworker/u16:0+events_unbound10:30:165
1477017992321,2cyclictest1818748-21kworker/u16:6+events_unbound10:19:515
1477017992321,2cyclictest1810169-21kworker/u16:5+events_unbound10:12:395
1477017992321,2cyclictest1808886-21kworker/u16:4+events_unbound10:04:465
1477017992321,2cyclictest1714340-21kworker/u16:4+events_unbound09:14:235
1477017992321,2cyclictest1654664-21kworker/u16:0+events_unbound08:35:105
1477017992321,2cyclictest1631159-21kworker/u16:1+events_unbound08:46:125
1477017992321,2cyclictest1568291-21kworker/u16:3+events_unbound08:40:365
1477017992321,2cyclictest1500270-21kworker/u16:4+events_unbound07:20:525
1477015992321,2cyclictest2023438-21kworker/u16:1+flush-8:012:23:284
1477015992321,2cyclictest1810169-21kworker/u16:5+events_unbound11:13:264
1477015992321,2cyclictest1568291-21kworker/u16:3+events_unbound08:50:444
1477017992220,2cyclictest2023438-21kworker/u16:1+events_unbound11:51:155
1477017992220,2cyclictest1878356-21kworker/u16:1+events_unbound10:55:545
1477017992220,2cyclictest1818748-21kworker/u16:6+events_unbound10:41:235
1477017992220,2cyclictest1654664-21kworker/u16:0+events_unbound09:37:505
1477017992220,2cyclictest1631159-21kworker/u16:1+events_unbound09:02:395
1477017992220,2cyclictest1568291-21kworker/u16:3+events_unbound08:53:075
1477017992220,2cyclictest1567614-21kworker/u16:2+events_unbound07:50:315
1477015992220,2cyclictest1818748-21kworker/u16:6+events_unbound10:06:554
1477015992220,2cyclictest1654664-21kworker/u16:0+events_unbound09:01:434
1477015992220,2cyclictest1486250-21kworker/u16:0+flush-8:007:18:564
1477017992119,2cyclictest1808886-21kworker/u16:4+events_unbound10:01:195
1477017992119,2cyclictest1654664-21kworker/u16:0+events_unbound09:29:515
1477017992119,2cyclictest1631159-21kworker/u16:1+events_unbound09:19:105
1477017992119,2cyclictest1567614-21kworker/u16:2+events_unbound08:28:185
1477017992119,2cyclictest1539301-21kworker/u16:0+events_unbound07:40:525
1477017992119,2cyclictest1486250-21kworker/u16:0+events_unbound07:28:045
1477015992119,2cyclictest2092178-21kworker/u16:3+flush-8:012:23:584
1477017992018,2cyclictest1567614-21kworker/u16:2+events_unbound08:04:565
1477015992018,2cyclictest2023438-21kworker/u16:1+events_unbound11:49:274
1477015992018,2cyclictest1878356-21kworker/u16:1+events_unbound10:36:184
1477015992018,2cyclictest1810169-21kworker/u16:5+events_unbound11:29:144
1477015992018,2cyclictest1810169-21kworker/u16:5+events_unbound10:49:274
1477015992018,2cyclictest1568292-21kworker/u16:5+events_unbound08:14:154
1477015992018,2cyclictest1568292-21kworker/u16:5+events_unbound08:14:154
1477015992017,2cyclictest1567614-21kworker/u16:2+events_unbound08:23:424
1477017991917,2cyclictest1878356-21kworker/u16:1+events_unbound11:01:345
1477015991917,2cyclictest2080418-21kworker/u16:4+events_unbound12:34:384
1477015991917,2cyclictest1818748-21kworker/u16:6+events_unbound10:53:454
1477015991917,2cyclictest1654664-21kworker/u16:0+events_unbound08:55:314
1477025991813,4cyclictest1810294-21PK-Backend09:58:457
1477015991816,2cyclictest1955830-21kworker/u16:0+events_unbound11:39:434
1477015991816,2cyclictest1878356-21kworker/u16:1+events_unbound11:02:064
1477015991816,2cyclictest1568291-21kworker/u16:3+flush-8:008:38:274
1477015991816,2cyclictest1457813-21kworker/u16:1+flush-8:007:08:574
1477025991716,0cyclictest0-21swapper/708:43:467
147702299170,16cyclictest2004366-21cpuspeed_turbos11:38:446
1477015991715,2cyclictest2057954-21kworker/u16:2+events_unbound12:30:144
1477015991715,2cyclictest1781227-21kworker/u16:1+events_unbound09:48:154
1477015991715,2cyclictest1568292-21kworker/u16:5+flush-8:007:54:264
1477025991612,3cyclictest1267-21snmpd07:40:507
147702599160,15cyclictest2120086-21latency_hist12:38:327
1477017991614,2cyclictest2080418-21kworker/u16:4+flush-8:012:29:065
1477015991614,2cyclictest1810169-21kworker/u16:5+events_unbound12:05:544
1477015991614,2cyclictest1793285-21kworker/u16:3+events_unbound10:18:114
1477015991614,2cyclictest1793285-21kworker/u16:3+events_unbound09:56:144
1477015991614,2cyclictest1631159-21kworker/u16:1+events_unbound08:32:144
1477015991614,2cyclictest1568292-21kworker/u16:5+events_unbound08:11:314
1477015991614,2cyclictest1529272-21kworker/u16:1+events_unbound07:36:244
1477025991514,0cyclictest0-21swapper/708:49:007
1477025991510,4cyclictest1800181-21latency_hist09:53:327
1477025991510,4cyclictest1800181-21latency_hist09:53:327
147702599150,14cyclictest0-21swapper/708:03:567
1477015991513,2cyclictest1818748-21kworker/u16:6+events_unbound10:46:224
147702599149,3cyclictest1267-21snmpd11:25:047
147702599149,3cyclictest1267-21snmpd11:25:047
147702599148,5cyclictest1926372-21latency_hist10:58:327
147702599143,10cyclictest912-21accounts-daemon09:58:277
1477025991410,3cyclictest2081741-21/usr/sbin/munin12:18:547
147702599140,1cyclictest0-21swapper/708:58:567
147702599140,12cyclictest2041584-21ntpq11:53:537
147702599140,12cyclictest1267-21snmpd11:33:347
1477015991412,2cyclictest1955830-21kworker/u16:0+events_unbound11:25:434
1477015991412,2cyclictest1955830-21kworker/u16:0+events_unbound11:25:434
1477015991412,2cyclictest1810169-21kworker/u16:5+flush-8:011:14:004
1477015991412,2cyclictest1529272-21kworker/u16:1+events_unbound07:41:314
1477015991411,2cyclictest1944823-21kworker/u16:3+flush-8:011:33:324
147702599139,3cyclictest96-21ksoftirqd/709:08:507
147702599139,3cyclictest1267-21snmpd10:45:337
147702599139,3cyclictest1267-21snmpd09:44:147
147702599139,3cyclictest1267-21snmpd09:21:467
147702599139,3cyclictest1267-21snmpd08:13:547
147702599139,3cyclictest1267-21snmpd08:13:547
147702599139,3cyclictest1267-21snmpd08:09:487
147702599139,3cyclictest1267-21snmpd07:24:477
147702599138,4cyclictest1887662-21latency_hist10:38:327
147702599137,5cyclictest2110443-21latency_hist12:33:327
147702599137,5cyclictest1693695-21latency_hist08:58:327
147702599136,6cyclictest0-21swapper/709:16:127
147702599136,5cyclictest1508869-21ntpq07:18:567
147702599135,7cyclictest0-21swapper/712:09:127
1477025991312,0cyclictest0-21swapper/711:43:427
1477025991311,1cyclictest1529239-21turbostat07:33:327
147702599130,4cyclictest1485611-21ntpq07:08:587
147702599130,11cyclictest1656140-21cat08:38:487
147702299130,1cyclictest0-21swapper/611:22:306
147702599129,2cyclictest1867393-21ntp_states10:23:597
147702599129,2cyclictest1267-21snmpd11:49:147
147702599129,2cyclictest1267-21snmpd10:09:537
147702599129,2cyclictest1238-21tuned-ppd08:18:567
147702599129,2cyclictest0-21swapper/709:33:567
147702599128,3cyclictest924-21NetworkManager07:59:307
147702599128,3cyclictest1267-21snmpd11:17:437
147702599128,3cyclictest1267-21snmpd10:49:127
147702599128,3cyclictest1267-21snmpd09:32:177
147702599128,3cyclictest1267-21snmpd08:30:217
147702599128,3cyclictest1267-21snmpd07:58:127
147702599127,4cyclictest2052273-21systemd-run12:03:317
147702599127,4cyclictest1267-21snmpd09:24:207
147702599126,4cyclictest1267-21snmpd10:03:567
147702599125,6cyclictest5944-21gmain12:23:457
147702599125,6cyclictest0-21swapper/707:14:137
147702599120,2cyclictest0-21swapper/712:03:577
147702599120,11cyclictest1267-21snmpd10:18:007
1477022991211,1cyclictest0-21swapper/612:18:566
1477022991211,1cyclictest0-21swapper/612:03:486
1477022991211,1cyclictest0-21swapper/611:48:316
1477022991211,1cyclictest0-21swapper/608:09:326
147702299120,5cyclictest0-21swapper/611:08:466
147702299120,2cyclictest0-21swapper/607:09:376
147702299120,1cyclictest0-21swapper/607:46:216
147702299120,1cyclictest0-21swapper/607:43:036
147702299120,12cyclictest0-21swapper/612:28:146
1477015991210,2cyclictest1486250-21kworker/u16:0+flush-8:007:29:344
1477015991210,2cyclictest1486250-21kworker/u16:0+events_unbound07:26:154
147701599120,1cyclictest0-21swapper/409:32:594
147701599120,1cyclictest0-21swapper/409:09:304
147701599120,1cyclictest0-21swapper/407:58:424
147701599120,1cyclictest0-21swapper/407:52:054
147702599118,2cyclictest1267-21snmpd07:45:337
147702599117,3cyclictest6344-21gmain11:08:457
147702599117,3cyclictest1267-21snmpd11:19:047
147702599117,3cyclictest1267-21snmpd10:18:547
147702599117,3cyclictest1267-21snmpd08:25:157
147702599117,3cyclictest1267-21snmpd07:50:577
147702599110,9cyclictest0-21swapper/711:03:507
147702599110,9cyclictest0-21swapper/710:38:567
147702599110,10cyclictest1780541-21runrttasks09:39:237
147702599110,10cyclictest1267-21snmpd11:40:147
147702599110,10cyclictest0-21swapper/710:28:547
147702299118,2cyclictest1818748-21kworker/u16:6+flush-8:010:03:506
1477022991110,1cyclictest0-21swapper/612:37:236
1477022991110,1cyclictest0-21swapper/610:26:036
1477022991110,1cyclictest0-21swapper/609:39:336
1477022991110,1cyclictest0-21swapper/608:53:216
1477022991110,1cyclictest0-21swapper/608:32:426
1477022991110,1cyclictest0-21swapper/608:16:096
1477022991110,1cyclictest0-21swapper/608:16:096
1477022991110,1cyclictest0-21swapper/608:03:046
1477022991110,1cyclictest0-21swapper/607:19:246
147702299110,1cyclictest0-21swapper/612:00:486
147702299110,11cyclictest0-21swapper/612:09:576
147702299110,11cyclictest0-21swapper/611:54:406
147702299110,11cyclictest0-21swapper/611:15:536
147702299110,11cyclictest0-21swapper/610:29:226
147702299110,11cyclictest0-21swapper/609:52:576
147702299110,11cyclictest0-21swapper/609:52:576
147702299110,11cyclictest0-21swapper/609:26:286
147702299110,11cyclictest0-21swapper/608:56:406
147702299110,11cyclictest0-21swapper/608:26:056
147701599119,2cyclictest1714340-21kworker/u16:4+events_unbound09:16:144
1477015991110,1cyclictest0-21swapper/410:26:164
1477015991110,1cyclictest0-21swapper/408:18:344
1477015991110,1cyclictest0-21swapper/407:18:114
147701599110,11cyclictest0-21swapper/409:06:114
147702599107,2cyclictest1267-21snmpd07:38:087
147702599107,2cyclictest0-21swapper/709:03:427
147702599106,3cyclictest1267-21snmpd08:35:047
147702599100,4cyclictest901-21avahi-daemon11:29:357
147702299109,1cyclictest0-21swapper/611:25:396
147702299109,1cyclictest0-21swapper/611:25:396
147702299109,1cyclictest0-21swapper/610:39:186
147702299109,1cyclictest0-21swapper/609:13:136
147702299109,1cyclictest0-21swapper/608:22:466
147702299109,1cyclictest0-21swapper/607:16:056
147702299107,2cyclictest1840510-21irqcore10:13:476
147702299106,3cyclictest1829912-21kworker/u16:0+flush-8:010:08:476
147702299106,3cyclictest1782013-21cat09:43:466
147702299106,3cyclictest1694863-21cat08:58:476
147702299100,0cyclictest0-21swapper/609:06:366
147701599109,1cyclictest0-21swapper/409:36:084
147701599108,2cyclictest1810169-21kworker/u16:5+events_unbound11:22:154
147701599108,2cyclictest1568291-21kworker/u16:3+events_unbound08:38:454
147701599106,3cyclictest1743366-21cat09:23:474
14770229998,1cyclictest0-21swapper/611:32:166
14770229998,1cyclictest0-21swapper/610:59:296
14770229998,1cyclictest0-21swapper/609:23:096
14770229998,1cyclictest0-21swapper/608:46:166
14770229995,3cyclictest1879138-21cat10:33:446
14770229995,3cyclictest1529272-21kworker/u16:1+flush-8:007:34:036
14770159998,1cyclictest0-21swapper/409:19:264
14770159994,4cyclictest1666448-21kthreadcore08:43:494
14770229987,1cyclictest0-21swapper/610:22:456
14770229987,1cyclictest0-21swapper/608:39:106
14770229986,1cyclictest0-21swapper/607:28:446
14770229985,2cyclictest6077-21gdbus09:58:336
14770229985,2cyclictest0-21swapper/610:43:506
14770229985,2cyclictest0-21swapper/609:28:506
14770229984,3cyclictest2074467-21cut12:13:516
14770229984,3cyclictest1908205-21cat10:48:496
14770229983,4cyclictest1999027-21tr11:33:526
14770229983,4cyclictest1917527-21expr10:53:456
14770229983,4cyclictest1569026-21gltestperf07:53:486
14770159986,2cyclictest1818748-21kworker/u16:6+flush-8:010:33:314
14770159983,4cyclictest1551063-21cat07:43:504
14770229975,1cyclictest0-21swapper/612:28:436
14770229975,1cyclictest0-21swapper/611:48:466
14770229975,1cyclictest0-21swapper/609:33:506
14770229975,1cyclictest0-21swapper/609:13:486
14770229975,1cyclictest0-21swapper/607:23:476
14770229974,2cyclictest1588994-21kthreadcore08:03:496
14770229973,3cyclictest1936492-21cpuspeed11:03:456
14770229972,4cyclictest1652345-21tr08:33:516
14770229972,4cyclictest1559988-21cut07:48:506
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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