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2025-12-16 - 19:51
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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 Tue Dec 16, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
214169910693953413,53405cyclictest6220-21diskmemload12:21:270
214169910689953408,53367cyclictest6220-21diskmemload11:34:130
214169910675553417,53247cyclictest0-21swapper07:32:030
214169910667453422,53161cyclictest0-21swapper09:47:020
214169910661553395,53155cyclictest0-21swapper10:16:210
214169910659053472,53118cyclictest0-21swapper11:39:350
214169910659053402,53124cyclictest9-21ksoftirqd/008:42:030
214169910658753402,53094cyclictest9-21ksoftirqd/007:39:450
214169910657953473,53106cyclictest0-21swapper08:23:580
214169910656453396,53077cyclictest0-21swapper11:41:350
214169910652553447,53078cyclictest0-21swapper07:45:570
214169910651553476,53039cyclictest0-21swapper09:50:330
214169910651153419,53029cyclictest9-21ksoftirqd/012:18:060
214169910650353436,53067cyclictest0-21swapper11:10:460
214169910649953403,53004cyclictest0-21swapper11:00:230
214169910649253462,53030cyclictest0-21swapper08:14:560
214169910646853412,53056cyclictest0-21swapper12:35:410
214169910645753403,53054cyclictest0-21swapper12:29:590
214169910645453459,52995cyclictest0-21swapper10:57:120
214169910645253403,53049cyclictest0-21swapper09:07:410
214169910643853450,52988cyclictest0-21swapper09:41:200
214169910643853439,52999cyclictest0-21swapper10:06:380
214169910637253459,52850cyclictest3950irq/9-acpi10:51:310
214169910620753466,52741cyclictest0-21swapper07:12:480
214169910620453432,52772cyclictest0-21swapper10:24:430
214169910618953417,52772cyclictest0-21swapper07:50:290
214169910617453463,52711cyclictest0-21swapper08:29:100
214169910616953451,52718cyclictest0-21swapper08:08:440
214169910616553403,52762cyclictest0-21swapper07:23:310
214169910615653442,52714cyclictest0-21swapper09:04:000
214169910615253439,52713cyclictest0-21swapper10:44:390
214169910581753295,52522cyclictest0-21swapper10:04:070
214169910507152973,52097cyclictest0-21swapper10:35:460
21416995399753399,598cyclictest0-21swapper09:24:260
21416995388853424,464cyclictest0-21swapper11:46:160
21416995387953441,438cyclictest0-21swapper11:21:390
21416995368516,0cyclictest0-21swapper07:16:190
21416995357453423,151cyclictest0-21swapper07:56:100
21416995342053309,98cyclictest0-21swapper09:27:570
21416995324127,0cyclictest0-21swapper08:46:450
21416995308227,53055cyclictest0-21swapper09:30:070
21416995304025,53015cyclictest0-21swapper12:00:410
21416995296716,52951cyclictest0-21swapper11:28:110
214169924881021,1342cyclictest6543-21ssh09:57:050
214169923451089,1131cyclictest27623-21runrttasks10:28:240
214169921581095,940cyclictest6220-21diskmemload12:12:340
214169920961005,1051cyclictest6220-21diskmemload11:57:100
214169920661096,905cyclictest298382sleep011:19:290
214169920561002,1019cyclictest0-21swapper08:02:420
214169920461053,895cyclictest1907-21snmpd10:45:090
214169920001037,868cyclictest0-21swapper10:14:400
214169919911033,864cyclictest0-21swapper08:58:180
214169919891029,864cyclictest0-21swapper07:42:560
214169919411062,784cyclictest0-21swapper10:31:150
214169919361009,889cyclictest9787-21munin-node09:15:230
214169919341036,775cyclictest0-21swapper08:35:310
21416991928948,945cyclictest0-21swapper08:16:060
214169919111038,781cyclictest0-21swapper07:28:020
214169919101040,778cyclictest0-21swapper08:52:260
214169918951031,769cyclictest0-21swapper09:38:500
21416991860906,940cyclictest0-21swapper09:12:520
214169917751037,645cyclictest3950irq/9-acpi12:31:090
214169916991065,542cyclictest21404-21cyclictest08:34:410
214169916121078,468cyclictest3950irq/9-acpi12:08:030
214169914521088,364cyclictest0-21swapper11:05:450
214169914431089,354cyclictest0-21swapper11:53:490
210282967828,0sleep00-21swapper07:08:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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