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2026-05-19 - 23:57
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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 highest latencies:
System rack6slot6 (updated Tue May 19, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2768799210566105317,105247cyclictest22887-21munin-node08:15:180
276879910713353473,53596cyclictest3950irq/9-acpi11:21:020
276879910699653475,53445cyclictest0-21swapper08:37:450
276879910698253448,53412cyclictest2449-21ssh09:41:330
276879910675653426,53330cyclictest0-21swapper08:48:080
276879910665153433,53218cyclictest11721-21ssh12:19:590
276879910662753429,53106cyclictest0-21swapper10:08:310
276879910659253463,53034cyclictest12695-21diskmemload11:53:410
276879910655453425,53129cyclictest0-21swapper12:03:040
276879910655053420,53040cyclictest0-21swapper11:59:030
276879910653453473,53061cyclictest0-21swapper09:12:350
276879910653353382,53086cyclictest0-21swapper08:06:360
276879910651853477,53041cyclictest0-21swapper11:07:280
276879910650253471,53031cyclictest0-21swapper09:38:520
276879910648653466,53020cyclictest0-21swapper09:33:310
276879910642153432,52989cyclictest0-21swapper12:30:220
276879910634153463,52878cyclictest0-21swapper08:03:450
276879910630453475,52765cyclictest0-21swapper08:57:100
276879910625053483,52767cyclictest0-21swapper08:27:420
276879910621453459,52717cyclictest0-21swapper12:22:390
276879910620553425,52780cyclictest0-21swapper09:06:230
276879910619753465,52732cyclictest0-21swapper07:11:100
276879910616553449,52716cyclictest0-21swapper07:43:190
276879910614453393,52751cyclictest0-21swapper07:29:150
276879910612353446,52586cyclictest0-21swapper07:51:510
276879910601053043,52956cyclictest5123-21ssh10:34:080
276879910518453066,52116cyclictest0-21swapper09:26:190
276879910514953048,52095cyclictest0-21swapper10:41:400
27687995400753376,541cyclictest0-21swapper08:32:130
27687995387953417,462cyclictest0-21swapper09:18:260
27687995377525,53657cyclictest0-21swapper11:19:210
27687995375353423,330cyclictest0-21swapper09:55:170
27687995352727,53407cyclictest0-21swapper07:22:530
27687995343725,53412cyclictest0-21swapper08:54:090
27687995327324,0cyclictest0-21swapper10:37:590
27687995318125,53156cyclictest0-21swapper10:25:060
27687995316027,53133cyclictest0-21swapper07:17:110
27687995314826,53056cyclictest0-21swapper07:59:030
27687995307525,53050cyclictest0-21swapper10:22:250
27687995299252973,17cyclictest23134-21ssh11:48:300
27687995298527,52865cyclictest0-21swapper11:27:340
27687995279627,52769cyclictest0-21swapper07:37:370
276879924271091,1336cyclictest0-21swapper09:01:010
276879923881077,1190cyclictest0-21swapper09:23:080
276879923571067,1197cyclictest134850irq/9-eth009:45:440
276879922301065,1072cyclictest9-21ksoftirqd/011:40:470
276879922231068,1028cyclictest17382-21ssh12:27:310
276879920691027,1003cyclictest12026-21sh11:31:150
276879920661028,919cyclictest134850irq/9-eth010:52:430
276879920561027,935cyclictest221602sleep010:59:250
276879920551022,995cyclictest14489-21sh10:47:220
27687992053999,1019cyclictest0-21swapper11:37:560
276879920471003,1024cyclictest0-21swapper08:44:570
276879920461021,1005cyclictest0-21swapper07:47:300
276879920191057,834cyclictest23639-21ssh12:36:230
276879919851031,860cyclictest0-21swapper09:53:460
276879919781027,859cyclictest0-21swapper08:12:370
27687991963980,983cyclictest0-21swapper07:30:350
27687991949991,924cyclictest0-21swapper10:15:430
27687991904886,1003cyclictest0-21swapper12:11:060
276879918641041,702cyclictest950ksoftirqd/011:10:590
276879918241053,771cyclictest0-21swapper10:10:510
276879918161002,776cyclictest17325-21ssh10:04:190
276879917921005,721cyclictest22390-21kworker/u2:011:02:560
276879916071089,518cyclictest0-21swapper08:24:110
276879915871080,507cyclictest0-21swapper12:08:050
26632256370,212sleep00-21swapper07:05:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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