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2025-12-18 - 20:40
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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 Thu Dec 18, 2025 12:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2120999209816105319,104495cyclictest0-21swapper10:32:460
212099910703853414,53532cyclictest0-21swapper10:54:220
212099910699553406,53569cyclictest0-21swapper10:14:510
212099910688453440,53354cyclictest9-21ksoftirqd/012:13:250
212099910685953430,53339cyclictest21208-21cyclictest07:35:050
212099910680253389,53319cyclictest0-21swapper11:58:510
212099910673853388,53260cyclictest9-21ksoftirqd/008:18:370
212099910666853480,53188cyclictest0-21swapper11:21:500
212099910663953468,53171cyclictest0-21swapper09:18:350
212099910662453426,53198cyclictest0-21swapper09:41:010
212099910655453423,53131cyclictest0-21swapper08:46:250
212099910654953474,52985cyclictest9-21ksoftirqd/007:51:090
212099910650053465,53035cyclictest0-21swapper08:56:580
212099910647853416,53062cyclictest0-21swapper11:30:020
212099910646853411,53057cyclictest0-21swapper09:33:490
212099910646753455,53012cyclictest0-21swapper10:55:120
212099910646253409,53053cyclictest0-21swapper12:03:520
212099910645753456,53001cyclictest0-21swapper12:36:110
212099910645753407,53050cyclictest0-21swapper12:32:400
212099910643953468,52971cyclictest0-21swapper08:51:470
212099910641853456,52962cyclictest0-21swapper11:19:390
212099910641853422,52996cyclictest0-21swapper09:03:500
212099910641453427,52987cyclictest0-21swapper08:37:430
212099910637353461,52820cyclictest0-21swapper07:11:080
212099910629353475,52754cyclictest9-21ksoftirqd/007:25:520
212099910628653473,52749cyclictest9-21ksoftirqd/008:44:150
212099910626853392,52811cyclictest0-21swapper09:12:130
212099910620653470,52736cyclictest0-21swapper09:38:200
212099910615053395,52755cyclictest0-21swapper08:22:280
212099910614853395,52753cyclictest0-21swapper07:23:520
212099910613553434,52701cyclictest0-21swapper07:31:040
212099910555653123,52422cyclictest2468-21sh11:26:310
21209995382553385,440cyclictest0-21swapper11:51:290
21209995351926,65cyclictest10-21rcuc/010:49:210
2120999530928,53082cyclictest0-21swapper09:55:350
21209995286427,52746cyclictest0-21swapper08:02:330
212099942202209,1974cyclictest1741-21hald08:05:440
212099924791091,1234cyclictest4630-21ssh10:42:290
212099923601004,1229cyclictest9550-21ssh11:36:540
212099922711051,1172cyclictest21208-21cyclictest08:11:450
212099922681097,1070cyclictest24515-21rm11:11:170
212099922651060,1139cyclictest134850irq/9-eth009:29:580
212099922031081,993cyclictest1448-21ssh10:38:170
212099921981092,1010cyclictest6062-21diskmemload09:49:130
212099921881007,1087cyclictest134850irq/9-eth011:40:250
212099920921087,910cyclictest0-21swapper07:46:380
212099920621034,992cyclictest14683-21ssh09:21:350
212099920611020,1005cyclictest0-21swapper12:22:580
212099920601002,1024cyclictest0-21swapper10:25:040
212099920191034,890cyclictest0-21swapper07:40:560
21209992017983,1000cyclictest0-21swapper11:05:350
212099919951064,883cyclictest140449irq/7-s-b4308:28:400
212099919841030,859cyclictest0-21swapper07:56:510
212099919751004,937cyclictest0-21swapper08:31:010
212099919731024,854cyclictest0-21swapper12:19:370
212099919621040,860cyclictest0-21swapper11:49:580
21209991953979,937cyclictest14152-21ssh10:09:290
21209991940972,931cyclictest24055-21ssh10:23:530
21209991901899,45cyclictest0-21swapper11:01:240
212099918661050,724cyclictest0-21swapper07:19:300
21209991663935,691cyclictest2705-21ssh09:51:440
21209991655938,678cyclictest10963-21ssh12:25:580
212099916321060,506cyclictest3950irq/9-acpi10:03:370
212099916001092,508cyclictest0-21swapper09:05:410
212099915871013,510cyclictest9-21ksoftirqd/010:18:120
21209991524754,766cyclictest0-21swapper12:07:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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