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2026-05-12 - 23:10
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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 Tue May 12, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
143599910702653463,53474cyclictest9-21ksoftirqd/012:28:180
143599910698353415,53476cyclictest0-21swapper07:53:280
143599910683753360,53464cyclictest0-21swapper07:56:590
143599910670653451,53163cyclictest9-21ksoftirqd/010:36:350
143599910668653464,53132cyclictest9-21ksoftirqd/010:08:170
143599910667253456,53126cyclictest9-21ksoftirqd/010:45:480
143599910659953255,53321cyclictest12827-21ssh11:01:020
143599910648853483,53005cyclictest0-21swapper10:02:250
143599910645953449,53010cyclictest0-21swapper12:33:590
143599910645953408,53051cyclictest0-21swapper11:59:390
143599910645853465,52993cyclictest0-21swapper09:47:510
143599910644153440,53001cyclictest0-21swapper11:05:040
143599910642153428,52993cyclictest0-21swapper09:27:560
143599910622953477,52752cyclictest0-21swapper08:30:290
143599910621253470,52742cyclictest0-21swapper07:20:090
143599910620453411,52793cyclictest0-21swapper10:20:410
143599910619953423,52776cyclictest0-21swapper07:27:110
143599910618153453,52728cyclictest0-21swapper11:38:230
143599910616853450,52718cyclictest0-21swapper08:43:330
143599910615453459,52695cyclictest0-21swapper09:04:090
143599910615353439,52714cyclictest0-21swapper07:17:080
143599910615253399,52753cyclictest0-21swapper08:36:410
143599910591853312,52593cyclictest6184-21kworker/0:011:54:080
143599910582553298,52527cyclictest0-21swapper08:19:060
143599910580353280,52523cyclictest0-21swapper09:23:040
143599910532553061,52264cyclictest0-21swapper11:11:150
143599910509952989,52108cyclictest0-21swapper09:32:570
14359995362325,53504cyclictest0-21swapper10:53:500
14359995361326,53495cyclictest0-21swapper08:14:340
14359995344824,53424cyclictest0-21swapper07:40:450
14359995342726,53401cyclictest0-21swapper07:11:260
14359995334025,53315cyclictest0-21swapper09:19:330
14359995332926,53236cyclictest0-21swapper08:59:470
14359995315925,53134cyclictest0-21swapper10:32:140
14359995312030,53090cyclictest0-21swapper11:44:150
14359995276825,52743cyclictest0-21swapper07:45:060
14359995253715,52522cyclictest0-21swapper11:19:280
143599924141039,1274cyclictest30556-21ssh11:27:000
143599923081090,1093cyclictest2099-21runrttasks08:48:240
143599921551095,936cyclictest1009-21ssh09:58:340
143599921321033,1006cyclictest9-21ksoftirqd/009:52:020
143599920651065,906cyclictest26973-21kworker/u2:211:21:480
143599920191083,844cyclictest10679-21kworker/u2:210:18:400
14359992013987,1006cyclictest0-21swapper09:06:290
14359991965959,969cyclictest31641-21diskmemload12:11:330
14359991963958,982cyclictest0-21swapper08:50:150
14359991959958,963cyclictest10560-21sh10:11:280
143599919371040,776cyclictest0-21swapper10:42:370
14359991897903,980cyclictest0-21swapper12:04:510
143599918741052,729cyclictest0-21swapper08:02:510
143599918691048,728cyclictest0-21swapper09:10:300
14359991839994,808cyclictest6672-21runrttasks08:09:230
14359991838985,816cyclictest3587-21ssh12:21:050
143599917521054,606cyclictest14358-21cyclictest08:27:280
143599917461074,580cyclictest0-21swapper08:23:570
143599916911026,665cyclictest0-21swapper11:34:220
143599916691081,588cyclictest0-21swapper10:59:220
143599916521092,468cyclictest9-21ksoftirqd/007:35:030
143599916271096,465cyclictest0-21swapper07:30:420
143599915321013,519cyclictest0-21swapper09:41:090
14359991509953,543cyclictest3950irq/9-acpi12:09:120
143599914961009,423cyclictest0-21swapper12:16:540
14359991495932,539cyclictest31641-21diskmemload09:37:580
143599914761109,367cyclictest0-21swapper10:26:120
143599914541094,360cyclictest0-21swapper11:49:460
143599913751010,365cyclictest0-21swapper12:39:010
13854256469,207sleep00-21swapper07:08:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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