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2026-04-24 - 15:32
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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 Fri Apr 24, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23099910696153423,53445cyclictest0-21swapper09:24:180
23099910687153462,53409cyclictest24023-21ssh10:52:330
23099910674153409,53267cyclictest0-21swapper12:12:060
23099910668353446,53145cyclictest0-21swapper09:03:020
23099910664753419,53138cyclictest9-21ksoftirqd/008:32:330
23099910661153402,53117cyclictest0-21swapper07:57:430
23099910659053469,53121cyclictest0-21swapper12:34:230
23099910656453398,53103cyclictest9-21ksoftirqd/011:24:020
23099910655853394,53073cyclictest0-21swapper10:48:220
23099910654153381,53095cyclictest0-21swapper12:29:210
23099910652853445,53083cyclictest0-21swapper11:58:220
23099910650253421,53081cyclictest0-21swapper08:51:280
23099910649853430,53068cyclictest0-21swapper10:21:340
23099910649253475,52953cyclictest9-21ksoftirqd/011:36:460
23099910648553468,53017cyclictest0-21swapper09:49:450
23099910647353411,53062cyclictest0-21swapper11:15:300
23099910647253464,53008cyclictest0-21swapper10:17:030
23099910644953402,53047cyclictest0-21swapper11:06:580
23099910643353436,52997cyclictest0-21swapper09:14:250
23099910642953471,52958cyclictest0-21swapper08:26:010
23099910642953434,52995cyclictest0-21swapper08:38:450
23099910641753409,53008cyclictest0-21swapper08:21:100
23099910640753422,52985cyclictest0-21swapper10:03:390
23099910639453415,52979cyclictest0-21swapper12:01:130
23099910637253432,52850cyclictest2283-21cyclictest08:43:560
23099910620453469,52735cyclictest0-21swapper10:41:000
23099910617553409,52766cyclictest0-21swapper07:29:050
23099910616153451,52710cyclictest0-21swapper07:35:570
23099910614053433,52707cyclictest0-21swapper08:05:050
23099910612653426,52700cyclictest0-21swapper10:30:070
23099910611653425,52691cyclictest0-21swapper08:15:580
23099910562352886,52734cyclictest29642-21sh12:37:440
23099910500852915,52091cyclictest0-21swapper11:13:390
2309995403853373,600cyclictest0-21swapper07:22:530
2309995388153443,438cyclictest0-21swapper11:27:230
2309995383753399,438cyclictest0-21swapper12:07:450
2309995380653420,341cyclictest7662-21kworker/0:010:39:200
2309995369253418,209cyclictest134850irq/9-eth010:07:300
2309995355053399,151cyclictest0-21swapper07:32:560
2309995352627,438cyclictest0-21swapper08:56:300
2309995351622,53402cyclictest0-21swapper07:18:520
2309995306626,53040cyclictest0-21swapper07:14:100
2309995302726,52908cyclictest0-21swapper11:48:190
2309995298452941,41cyclictest0-21swapper09:57:070
2309995279727,52770cyclictest0-21swapper09:52:160
23099923681094,1149cyclictest7643-21ssh10:28:060
23099920651020,1010cyclictest0-21swapper08:45:370
23099920591025,1013cyclictest0-21swapper09:41:130
23099919981025,881cyclictest3950irq/9-acpi11:44:580
23099919831020,928cyclictest0-21swapper09:16:060
23099919771027,883cyclictest0-21swapper09:08:130
23099919631013,916cyclictest0-21swapper12:19:480
23099919401066,750cyclictest7302-21ssh09:39:320
2309991919946,959cyclictest0-21swapper09:32:000
23099919171044,781cyclictest0-21swapper07:51:010
2309991826941,851cyclictest0-21swapper08:11:070
2309991747926,805cyclictest19648-21diskmemload12:21:590
2309991711999,592cyclictest317982sleep009:27:090
23099917081097,521cyclictest9-21ksoftirqd/011:31:250
23099917041070,634cyclictest0-21swapper10:11:320
23099916521046,606cyclictest0-21swapper10:59:250
23099915511027,460cyclictest9-21ksoftirqd/007:44:490
2309991527720,804cyclictest0-21swapper11:53:010
23099914851002,419cyclictest0-21swapper08:04:050
23099914621094,368cyclictest0-21swapper07:49:310
23099914461093,353cyclictest0-21swapper11:04:070
32517255385,212sleep00-21swapper07:05:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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