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2024-09-12 - 06:35
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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 100 highest latencies:
System rack6slot6 (updated Thu Sep 12, 2024 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1154999211489105918,105571cyclictest0-21swapper19:24:340
115499910755253419,54037cyclictest6283-21ssh00:26:310
115499910702553457,53503cyclictest3950irq/9-acpi23:02:370
115499910685953384,53354cyclictest28866-21diskmemload22:10:520
115499910678153477,53208cyclictest2375-21ssh21:17:370
115499910675053468,53282cyclictest0-21swapper19:49:510
115499910674953480,53269cyclictest0-21swapper00:24:000
115499910672853479,53152cyclictest2103-21runrttasks20:33:540
115499910664553420,53128cyclictest30672-21ssh21:57:380
115499910659553475,53120cyclictest0-21swapper21:29:100
115499910659053410,53081cyclictest13904-21ssh23:51:110
115499910651653475,53041cyclictest0-21swapper00:17:590
115499910651053473,53037cyclictest0-21swapper21:40:330
115499910650853388,53025cyclictest16086-21ssh22:22:450
115499910650753472,53035cyclictest0-21swapper20:21:510
115499910650653474,53032cyclictest0-21swapper20:45:270
115499910647853469,53009cyclictest0-21swapper22:05:300
115499910646753453,53014cyclictest0-21swapper19:14:510
115499910646653454,53012cyclictest0-21swapper23:40:280
115499910645853474,52894cyclictest9-21ksoftirqd/020:15:490
115499910645453404,53050cyclictest0-21swapper00:09:560
115499910645253448,53004cyclictest0-21swapper21:31:100
115499910644853454,52994cyclictest0-21swapper23:31:550
115499910644853444,53004cyclictest0-21swapper21:53:070
115499910644353443,53000cyclictest0-21swapper22:40:100
115499910643853441,52997cyclictest0-21swapper21:05:030
115499910627553395,52815cyclictest0-21swapper22:57:250
115499910623053431,52799cyclictest0-21swapper20:03:050
115499910620953468,52741cyclictest0-21swapper19:37:480
115499910620553407,52798cyclictest0-21swapper19:56:530
115499910619853469,52729cyclictest0-21swapper20:25:520
115499910618653460,52726cyclictest0-21swapper19:16:420
115499910617753454,52723cyclictest0-21swapper20:42:370
115499910615453444,52710cyclictest0-21swapper20:52:090
115499910613453430,52704cyclictest0-21swapper23:29:450
115499910612053422,52698cyclictest0-21swapper21:03:330
115499910608753261,52812cyclictest28866-21diskmemload22:19:340
115499910598953314,52675cyclictest0-21swapper19:50:520
11549995408653456,534cyclictest28866-21diskmemload00:13:170
11549995365753381,212cyclictest0-21swapper20:36:550
11549995358853437,151cyclictest0-21swapper20:10:470
11549995357813,53565cyclictest0-21swapper22:36:290
11549995355026,0cyclictest0-21swapper21:48:560
11549995354653395,151cyclictest0-21swapper00:33:430
11549995354453393,151cyclictest0-21swapper19:27:250
11549995349027,384cyclictest0-21swapper23:05:380
11549995349026,383cyclictest0-21swapper22:01:590
11549995348111,53470cyclictest0-21swapper23:17:010
11549995341924,53395cyclictest0-21swapper20:56:000
11549995338124,53357cyclictest0-21swapper19:43:400
11549995325412,53242cyclictest0-21swapper20:05:260
11549995297212,52952cyclictest11587-21ssh23:48:400
115499950882720,2364cyclictest2739-21devkit-power-da22:54:450
115499922791053,1099cyclictest32684-21kworker/u2:023:39:170
115499921871026,1068cyclictest9-21ksoftirqd/000:04:150
115499920651023,1007cyclictest0-21swapper00:36:440
11549992043936,1072cyclictest0-21swapper21:12:050
115499919991037,869cyclictest0-21swapper22:31:380
115499919881032,861cyclictest0-21swapper19:30:360
115499919361081,730cyclictest18808-21ssh22:26:060
11549991921932,975cyclictest0-21swapper23:13:200
115499919211010,891cyclictest0-21swapper23:59:030
11549991798944,820cyclictest17112-21ssh21:38:430
115499916541076,485cyclictest3950irq/9-acpi22:48:130
115499916461051,595cyclictest0-21swapper23:23:430
115499915131026,424cyclictest9-21ksoftirqd/021:22:480
9557255088,206sleep00-21swapper19:05:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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