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2026-06-09 - 14:18
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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 Jun 09, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
209139910700553452,53553cyclictest0-21swapper11:11:210
209139910676453459,53305cyclictest0-21swapper10:58:580
209139910674153445,53296cyclictest0-21swapper08:54:220
209139910672653468,53195cyclictest20905-21cyclictest10:15:050
209139910669153431,53169cyclictest0-21swapper07:46:020
209139910661053474,53136cyclictest0-21swapper11:45:410
209139910657653378,53133cyclictest9-21ksoftirqd/008:45:390
209139910653753452,52996cyclictest20905-21cyclictest08:25:440
209139910653553450,53085cyclictest0-21swapper07:18:440
209139910653053433,53097cyclictest0-21swapper09:29:320
209139910652553481,53044cyclictest0-21swapper09:05:550
209139910650253470,53032cyclictest0-21swapper10:52:260
209139910649953467,53032cyclictest0-21swapper09:37:440
209139910649753407,53090cyclictest0-21swapper08:55:020
209139910649453469,53025cyclictest0-21swapper08:11:500
209139910645853446,53012cyclictest0-21swapper12:15:500
209139910645653405,53051cyclictest0-21swapper10:07:230
209139910645053447,52938cyclictest22423-21kworker/u2:012:11:490
209139910642353423,52905cyclictest5856-21diskmemload11:42:300
209139910638253417,52902cyclictest20905-21cyclictest09:33:030
209139910632153411,52845cyclictest9-21ksoftirqd/007:23:260
209139910626953393,52811cyclictest0-21swapper08:31:250
209139910626653361,52842cyclictest9-21ksoftirqd/011:28:560
209139910626353390,52808cyclictest0-21swapper07:41:210
209139910619553464,52731cyclictest0-21swapper07:27:470
209139910619353472,52721cyclictest0-21swapper08:39:280
209139910619053425,52765cyclictest0-21swapper09:00:540
209139910617553399,52776cyclictest0-21swapper08:44:190
209139910616453485,52587cyclictest0-21swapper10:41:130
209139910615053441,52709cyclictest0-21swapper11:09:010
209139910614353434,52709cyclictest0-21swapper08:05:580
209139910602852923,53103cyclictest0-21swapper10:35:310
209139910524052989,52245cyclictest9153-21sh09:14:480
20913995357853460,54cyclictest9-21ksoftirqd/011:02:190
20913995338753295,92cyclictest0-21swapper11:36:390
20913995332739,53194cyclictest0-21swapper07:58:160
20913995318928,0cyclictest0-21swapper10:13:150
20913995313325,53016cyclictest0-21swapper11:32:580
20913995298725,52897cyclictest0-21swapper08:01:270
2091399529818,52973cyclictest0-21swapper10:32:200
20913995292627,0cyclictest20905-21cyclictest07:51:540
20913995278027,52753cyclictest0-21swapper07:38:000
209139924221100,1197cyclictest2099-21runrttasks07:30:380
209139923191093,1179cyclictest2613-21ssh09:51:580
209139922501050,1110cyclictest134850irq/9-eth012:38:160
209139922311013,1092cyclictest2065-21crond09:25:010
209139922151074,1141cyclictest0-21swapper07:13:530
209139920661042,926cyclictest5856-21diskmemload12:25:430
209139920301027,965cyclictest5856-21diskmemload10:22:570
209139920301026,967cyclictest25666-21ssh10:25:380
209139920301004,991cyclictest0-21swapper12:03:260
209139920201106,790cyclictest2099-21runrttasks09:45:170
209139920121104,813cyclictest15093-21ssh12:34:450
209139919451014,838cyclictest3950irq/9-acpi09:43:560
20913991943987,919cyclictest30863-21ssh11:21:340
209139918291029,765cyclictest28857-21ssh12:06:170
209139917791098,681cyclictest0-21swapper08:21:420
209139917621010,688cyclictest3950irq/9-acpi09:15:380
209139917531097,656cyclictest0-21swapper11:18:130
209139917361057,558cyclictest0-21swapper08:19:520
209139916911026,665cyclictest0-21swapper10:45:540
209139916621062,508cyclictest0-21swapper11:57:550
20913991646865,764cyclictest6198-21sh09:57:200
209139914811089,356cyclictest0-21swapper11:51:430
209139914621093,369cyclictest0-21swapper10:00:210
209139914321092,340cyclictest0-21swapper12:23:320
20136254956,207sleep00-21swapper07:06:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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