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2026-08-10 - 06:36
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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 all highest latencies:
System rack6slot6 (updated Mon Aug 10, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202909910717153392,53683cyclictest26193-21rm22:23:170
202909910711453474,53518cyclictest67932sleep021:54:580
202909910673153438,53199cyclictest9-21ksoftirqd/019:28:160
202909910666153415,53155cyclictest0-21swapper19:45:310
202909910665653375,53218cyclictest134850irq/9-eth022:55:360
202909910653853439,53099cyclictest0-21swapper20:12:390
202909910651553476,53039cyclictest0-21swapper22:45:430
202909910650053475,53025cyclictest0-21swapper00:32:240
202909910649453469,53025cyclictest0-21swapper22:25:270
202909910649153461,53030cyclictest0-21swapper20:31:450
202909910648353464,53019cyclictest0-21swapper00:05:560
202909910647753459,53018cyclictest0-21swapper20:42:480
202909910647253468,53004cyclictest0-21swapper23:36:280
202909910645753444,53013cyclictest0-21swapper20:21:420
202909910645153432,53019cyclictest0-21swapper20:36:560
202909910644953402,53047cyclictest0-21swapper23:27:350
202909910644253442,53000cyclictest0-21swapper00:35:450
202909910641653423,52993cyclictest0-21swapper21:21:090
202909910639853448,52886cyclictest9-21ksoftirqd/021:30:410
202909910631553409,52813cyclictest0-21swapper19:31:270
202909910623253461,52771cyclictest0-21swapper19:22:250
202909910621153474,52737cyclictest0-21swapper19:44:210
202909910620253476,52726cyclictest0-21swapper21:02:530
202909910619453456,52738cyclictest0-21swapper20:28:340
202909910614853396,52752cyclictest0-21swapper19:38:590
202909910614753436,52711cyclictest0-21swapper19:52:030
202909910613753432,52705cyclictest0-21swapper21:26:500
202909910604252944,53096cyclictest0-21swapper23:55:530
202909910541252987,52422cyclictest20228-21cstates23:50:120
202909910531853050,52266cyclictest24258-21ssh23:07:490
202909910510352981,52120cyclictest0-21swapper21:12:460
20290995387253434,438cyclictest0-21swapper22:54:360
20290995385853419,439cyclictest0-21swapper22:13:340
20290995361053434,176cyclictest0-21swapper20:52:300
20290995360553429,176cyclictest0-21swapper22:15:340
20290995353653385,151cyclictest0-21swapper20:58:520
20290995335924,53242cyclictest0-21swapper21:43:450
20290995324725,0cyclictest0-21swapper21:08:550
20290995323613,53129cyclictest0-21swapper21:55:490
20290995322312,53117cyclictest0-21swapper20:17:100
20290995318824,0cyclictest0-21swapper23:18:020
20290995317227,53145cyclictest0-21swapper22:37:410
20290995313825,53113cyclictest0-21swapper22:42:020
20290995301014,52996cyclictest0-21swapper00:18:300
20290995300252966,33cyclictest2853-21sh23:24:340
20290995299852939,56cyclictest1907-21snmpd23:46:000
202909952652874,2354cyclictest2679-21devkit-power-da21:37:540
202909921871012,1050cyclictest2099-21runrttasks00:26:020
202909920911059,934cyclictest2099-21runrttasks00:00:450
202909920451019,1005cyclictest0-21swapper21:18:580
202909920381034,967cyclictest21246-21ssh23:03:380
202909920251036,868cyclictest0-21swapper23:32:160
202909919701018,854cyclictest10181-21ssh00:22:410
202909919561055,779cyclictest0-21swapper19:56:140
202909919311056,780cyclictest0-21swapper20:07:580
202909919161005,878cyclictest25404-21ssh23:10:100
20290991792931,824cyclictest12552-21ssh22:02:510
202909915591028,467cyclictest9-21ksoftirqd/000:11:280
202909915591016,452cyclictest9-21ksoftirqd/022:30:590
20290991554733,818cyclictest0-21swapper22:07:520
202909914961008,424cyclictest0-21swapper23:42:390
202909914661097,369cyclictest0-21swapper20:00:050
202909914641096,368cyclictest0-21swapper20:46:390
202909914421085,357cyclictest0-21swapper21:47:260
20290991054618,433cyclictest8475-21hwlatdetect-tra19:11:310
20290991044610,431cyclictest26756-21hwlatdetect-tra19:17:230
61322940,1sleep06129-21wc19:05:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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