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2025-12-27 - 15:55
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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 792 highest latencies:
System rack6slot6 (updated Sat Dec 27, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
164369910752253477,53922cyclictest1084-21diskmemload11:01:080
164369910713253413,53627cyclictest0-21swapper07:40:300
164369910661753488,53038cyclictest0-21swapper11:32:470
164369910655553390,53098cyclictest0-21swapper11:09:500
164369910654353385,53091cyclictest0-21swapper08:31:240
164369910654253444,53098cyclictest0-21swapper10:39:510
164369910651453471,53043cyclictest0-21swapper12:01:350
164369910650153478,53023cyclictest0-21swapper12:27:430
164369910646553454,53011cyclictest0-21swapper09:22:190
164369910645453434,53020cyclictest0-21swapper09:43:050
164369910644453399,53045cyclictest0-21swapper09:32:020
164369910643753396,53041cyclictest0-21swapper10:29:380
164369910642353434,52989cyclictest0-21swapper07:14:120
164369910642053433,52987cyclictest0-21swapper11:43:300
164369910636353403,52897cyclictest9-21ksoftirqd/010:54:560
164369910635053460,52890cyclictest0-21swapper08:11:090
164369910631953386,52868cyclictest0-21swapper08:42:180
164369910631853446,52872cyclictest0-21swapper07:19:440
164369910629853489,52721cyclictest3950irq/9-acpi12:12:580
164369910626753455,52812cyclictest0-21swapper08:57:120
164369910626353429,52834cyclictest0-21swapper08:45:590
164369910626253390,52806cyclictest0-21swapper08:35:050
164369910625753386,52806cyclictest0-21swapper12:31:240
164369910622953477,52752cyclictest0-21swapper09:53:580
164369910620753476,52731cyclictest0-21swapper11:14:520
164369910619453459,52735cyclictest0-21swapper07:51:530
164369910615753442,52715cyclictest0-21swapper07:47:220
164369910615153435,52716cyclictest0-21swapper08:06:470
164369910614053441,52699cyclictest0-21swapper12:39:360
164369910614053441,52699cyclictest0-21swapper08:51:200
164369910579252954,52832cyclictest12597-21sh10:14:240
164369910507552981,52092cyclictest0-21swapper09:27:100
16436995381453448,366cyclictest0-21swapper07:40:000
16436995365653380,181cyclictest2099-21runrttasks09:06:450
16436995363153456,82cyclictest0-21swapper12:09:270
16436995357228,439cyclictest0-21swapper10:19:260
16436995350527,0cyclictest0-21swapper08:17:300
16436995339237,0cyclictest0-21swapper07:22:150
16436995310625,53081cyclictest0-21swapper08:03:060
16436995310225,53077cyclictest0-21swapper09:12:560
16436995298126,52864cyclictest0-21swapper07:33:380
164369927501440,1307cyclictest2679-21devkit-power-da11:39:190
164369922201026,1101cyclictest9-21ksoftirqd/011:19:130
164369921601098,969cyclictest199582sleep009:36:330
164369920691024,1009cyclictest0-21swapper11:54:030
164369920321081,860cyclictest0-21swapper09:18:380
164369920191032,864cyclictest0-21swapper08:23:220
164369919861017,848cyclictest0-21swapper10:47:240
164369919721023,855cyclictest0-21swapper10:43:020
164369919391077,739cyclictest0-21swapper07:26:260
16436991911967,907cyclictest1084-21diskmemload11:21:130
16436991890957,896cyclictest26005-21ssh10:34:100
164369918901008,788cyclictest9-21ksoftirqd/011:57:040
16436991861883,964cyclictest0-21swapper10:05:010
16436991825941,849cyclictest3950irq/9-acpi10:55:560
164369917571093,569cyclictest29676-21kworker/0:111:27:350
16436991683950,695cyclictest12053-21ssh11:49:010
164369916581049,609cyclictest0-21swapper09:59:300
164369916581033,531cyclictest0-21swapper09:01:030
164369916361063,480cyclictest9-21ksoftirqd/009:46:260
164369916181076,450cyclictest0-21swapper07:58:050
16436991605953,644cyclictest0-21swapper12:20:200
164369915661031,535cyclictest0-21swapper12:19:200
16436991560991,531cyclictest19302-21sh10:24:170
164369914981097,401cyclictest0-21swapper10:03:510
164369914841088,360cyclictest0-21swapper08:27:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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