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2026-06-11 - 15:26
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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
Characteristics of the 376 highest latencies:
System rack6slot6 (updated Thu Jun 11, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
64749910701353461,53463cyclictest3950irq/9-acpi12:13:290
64749910700353448,53463cyclictest0-21swapper12:17:100
64749910689653402,53405cyclictest5350irq/9-uhci_hcd:11:34:180
64749910676753472,53198cyclictest13809-21ssh12:07:370
64749910672153480,53150cyclictest9-21ksoftirqd/011:48:320
64749910665253377,53211cyclictest140449irq/7-s-b4310:22:470
64749910662953468,53161cyclictest0-21swapper11:20:240
64749910657553471,53104cyclictest0-21swapper07:16:230
64749910657153482,53089cyclictest0-21swapper07:13:530
64749910657153419,53152cyclictest0-21swapper11:10:410
64749910655053418,53040cyclictest0-21swapper08:00:360
64749910651153472,53039cyclictest0-21swapper11:07:500
64749910650953475,53034cyclictest0-21swapper10:11:040
64749910650253473,53029cyclictest0-21swapper08:35:260
64749910647153414,53057cyclictest0-21swapper10:44:230
64749910646053410,53050cyclictest0-21swapper10:50:450
64749910645953393,53066cyclictest0-21swapper09:55:090
64749910645753405,53052cyclictest0-21swapper08:48:000
64749910645653446,53010cyclictest0-21swapper11:57:440
64749910645353403,53050cyclictest0-21swapper10:01:510
64749910644453441,53003cyclictest0-21swapper07:36:190
64749910644153384,52993cyclictest3950irq/9-acpi07:41:510
64749910643253434,52998cyclictest0-21swapper09:25:100
64749910641853431,52987cyclictest0-21swapper12:04:260
64749910629653440,52856cyclictest0-21swapper10:17:560
64749910629553416,52815cyclictest9-21ksoftirqd/008:52:310
64749910628253395,52821cyclictest0-21swapper12:34:250
64749910626753423,52752cyclictest0-21swapper08:55:320
64749910622853473,52755cyclictest0-21swapper08:07:080
64749910621753475,52742cyclictest0-21swapper10:58:170
64749910621553471,52744cyclictest0-21swapper09:01:340
64749910619353458,52735cyclictest0-21swapper11:16:220
64749910619053474,52716cyclictest0-21swapper07:50:330
64749910617353449,52724cyclictest0-21swapper09:24:300
64749910616953448,52721cyclictest0-21swapper07:20:550
64749910616553450,52715cyclictest0-21swapper07:57:150
64749910616553402,52763cyclictest0-21swapper08:30:550
64749910616453441,52723cyclictest0-21swapper09:47:470
64749910615253452,52700cyclictest0-21swapper08:10:390
64749910612853431,52697cyclictest0-21swapper07:31:080
6474995387853415,463cyclictest0-21swapper11:29:360
6474995386228,0cyclictest0-21swapper09:41:150
6474995383053391,439cyclictest0-21swapper11:35:480
6474995377226,53651cyclictest0-21swapper07:27:470
6474995369253417,210cyclictest9-21ksoftirqd/011:41:200
6474995358653435,151cyclictest0-21swapper11:01:180
6474995340025,53375cyclictest0-21swapper10:27:380
6474995333227,0cyclictest0-21swapper11:51:530
6474995320225,53058cyclictest0-21swapper08:15:300
6474995319727,383cyclictest0-21swapper08:25:430
6474995315525,53130cyclictest0-21swapper10:35:510
6474995315324,53129cyclictest0-21swapper09:51:080
6474995307625,53051cyclictest0-21swapper12:26:130
6474995278327,52756cyclictest0-21swapper09:14:580
64749921131047,1031cyclictest0-21swapper08:44:290
64749921091449,657cyclictest1741-21hald10:31:300
64749921011070,906cyclictest3261-21gnome-power-man07:45:420
64749919881101,763cyclictest30485-21ssh10:07:230
6474991968902,1052cyclictest0-21swapper10:49:550
64749919311083,722cyclictest10603-21diskmemload09:37:540
64749919111040,780cyclictest0-21swapper09:32:330
6474991555738,814cyclictest0-21swapper09:18:180
64749915011011,426cyclictest0-21swapper09:09:060
64749914651096,369cyclictest0-21swapper08:21:420
64749914591092,367cyclictest0-21swapper12:21:010
64749914271094,333cyclictest0-21swapper12:38:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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