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2026-08-03 - 10:38
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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
Characteristics of the highest latencies:
System rack6slot6 (updated Mon Aug 03, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109229910735053420,53807cyclictest31507-21ssh22:17:400
109229910703453413,53530cyclictest0-21swapper23:11:060
109229910686053454,53406cyclictest0-21swapper20:08:030
109229910661653393,53131cyclictest9-21ksoftirqd/021:18:330
109229910653253394,53138cyclictest0-21swapper20:43:330
109229910649053464,53026cyclictest0-21swapper22:14:090
109229910648853463,53025cyclictest0-21swapper22:45:480
109229910648553459,53026cyclictest0-21swapper21:50:430
109229910648153458,53023cyclictest0-21swapper00:04:410
109229910647253412,53060cyclictest0-21swapper20:11:040
109229910645553452,53003cyclictest0-21swapper00:31:490
109229910644853446,53002cyclictest0-21swapper21:05:090
109229910644153437,53004cyclictest0-21swapper19:26:510
109229910644053438,53002cyclictest0-21swapper00:36:400
109229910643953396,53043cyclictest0-21swapper23:00:430
109229910639853421,52977cyclictest0-21swapper19:31:120
109229910625353454,52799cyclictest0-21swapper19:51:080
109229910623553480,52755cyclictest0-21swapper19:43:560
109229910622153476,52745cyclictest0-21swapper21:25:550
109229910621653474,52742cyclictest0-21swapper23:18:080
109229910619353469,52724cyclictest0-21swapper21:11:410
109229910617653413,52763cyclictest0-21swapper20:26:380
109229910617153448,52723cyclictest0-21swapper23:27:410
109229910616653445,52721cyclictest0-21swapper23:44:050
109229910614753444,52703cyclictest0-21swapper19:36:340
109229910611853422,52696cyclictest0-21swapper21:23:250
109229910599052909,53079cyclictest0-21swapper21:40:500
109229910510753001,52104cyclictest0-21swapper22:05:470
10922995372126,0cyclictest0-21swapper20:21:070
10922995367753376,236cyclictest0-21swapper23:23:290
10922995367327,53553cyclictest3950irq/9-acpi23:49:570
10922995366553396,206cyclictest134850irq/9-eth023:51:170
10922995356053410,150cyclictest0-21swapper00:06:420
10922995329625,53177cyclictest0-21swapper21:01:180
10922995323727,53116cyclictest0-21swapper20:49:350
10922995312526,53007cyclictest0-21swapper22:55:510
10922995277824,52754cyclictest0-21swapper21:57:140
109229950942754,2337cyclictest1741-21hald23:55:390
109229923021081,1130cyclictest3950irq/9-acpi22:40:370
109229920641023,1006cyclictest0-21swapper22:39:570
10922992043932,1075cyclictest0-21swapper00:22:560
109229920401020,1020cyclictest0-21swapper20:31:300
109229920391079,866cyclictest134850irq/9-eth022:34:350
109229920261050,941cyclictest16929-21ssh23:31:110
10922992008978,996cyclictest0-21swapper20:16:250
109229919911022,933cyclictest20098-21ssh23:35:430
109229919851017,930cyclictest23379-21sh00:29:380
10922991955950,971cyclictest0-21swapper00:14:140
10922991955948,972cyclictest0-21swapper19:46:170
109229919291033,773cyclictest0-21swapper20:57:270
109229919201048,781cyclictest0-21swapper20:36:310
109229919181051,742cyclictest6376-21ssh22:28:330
109229918961040,733cyclictest1530-21ssh22:20:410
109229918181084,605cyclictest32111-21ssh23:05:340
109229917331089,548cyclictest10446-21runrttasks21:46:010
109229917171080,637cyclictest0-21swapper00:19:560
10922991684969,679cyclictest22353-21ssh22:51:300
109229916181037,489cyclictest29234-21kworker/0:221:31:370
10922991617934,647cyclictest22182-21ssh22:04:260
109229916151059,463cyclictest9-21ksoftirqd/020:54:260
109229915701019,458cyclictest9-21ksoftirqd/019:58:100
10922991483703,768cyclictest0-21swapper20:00:210
109229914471096,351cyclictest0-21swapper21:39:290
109229913731059,314cyclictest0-21swapper19:24:500
10922991092623,465cyclictest12214-21hwlatdetect-tra19:10:060
10922991027590,434cyclictest17014-21grep19:15:080
2557322140,2sleep025574-21hwlatdetect-tra19:05:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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