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2026-03-12 - 09:03
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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 376 highest latencies:
System rack6slot6 (updated Thu Mar 12, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2070799209785105306,104477cyclictest0-21swapper19:31:490
207079910699053446,53452cyclictest0-21swapper19:24:170
207079910695953405,53554cyclictest0-21swapper23:06:010
207079910650253474,53028cyclictest0-21swapper21:11:380
207079910647453416,53058cyclictest0-21swapper21:31:230
207079910644253441,53001cyclictest0-21swapper00:03:170
207079910621153473,52738cyclictest0-21swapper19:19:550
207079910620653467,52739cyclictest0-21swapper20:14:010
207079910620453465,52739cyclictest0-21swapper19:28:480
207079910617153433,52738cyclictest0-21swapper20:47:510
207079910616653403,52763cyclictest0-21swapper20:26:250
207079910615653460,52696cyclictest0-21swapper20:07:390
207079910615353439,52714cyclictest0-21swapper21:09:070
207079910614653055,53089cyclictest0-21swapper23:53:040
207079910612853431,52697cyclictest0-21swapper20:38:180
207079910611253027,53083cyclictest0-21swapper19:54:350
207079910609853017,53079cyclictest0-21swapper22:06:530
207079910607352998,53073cyclictest0-21swapper23:55:550
207079910606452970,53092cyclictest0-21swapper22:38:430
207079910604653032,53012cyclictest1055-21ssh22:32:010
207079910603452952,53080cyclictest0-21swapper00:22:530
207079910599852930,53066cyclictest0-21swapper22:13:450
207079910594152902,53037cyclictest0-21swapper00:28:240
207079910520153083,52116cyclictest0-21swapper21:54:500
207079910519153072,52117cyclictest0-21swapper23:12:020
207079910519052903,52285cyclictest26035-21ssh21:37:250
207079910515853054,52099cyclictest0-21swapper21:17:290
207079910515453062,52090cyclictest0-21swapper22:46:150
207079910514153028,52111cyclictest0-21swapper22:17:470
207079910513153026,52103cyclictest0-21swapper23:01:390
207079910512953002,52125cyclictest0-21swapper21:25:220
207079910512853019,52107cyclictest0-21swapper23:47:020
207079910512453021,52097cyclictest0-21swapper23:25:360
207079910510753025,52081cyclictest0-21swapper19:13:240
207079910507852977,52099cyclictest0-21swapper22:25:490
207079910506752974,52092cyclictest0-21swapper00:39:480
207079910505152929,52121cyclictest9-21ksoftirqd/022:53:370
207079910504152943,52096cyclictest0-21swapper00:16:010
207079910501252911,52099cyclictest0-21swapper19:42:220
207079910500952907,52100cyclictest0-21swapper22:23:180
207079910497952900,52077cyclictest0-21swapper23:37:500
20707995353024,0cyclictest0-21swapper19:46:030
20707995352426,0cyclictest0-21swapper20:31:460
20707995315824,53134cyclictest0-21swapper20:22:540
20707995314425,53119cyclictest0-21swapper19:56:360
20707995273927,52712cyclictest0-21swapper20:56:430
2070799520928,52082cyclictest0-21swapper20:40:090
207079951562588,2565cyclictest1741-21hald00:08:390
207079923471102,1120cyclictest2099-21runrttasks20:15:410
207079920601001,1025cyclictest0-21swapper19:36:400
20707992007983,1003cyclictest0-21swapper21:00:540
207079920041030,939cyclictest0-21swapper20:02:070
207079919751029,855cyclictest0-21swapper23:17:040
20707991960951,988cyclictest0-21swapper22:57:480
20707991645814,823cyclictest0-21swapper21:44:570
207079916431059,584cyclictest0-21swapper20:53:220
207079915981043,465cyclictest9-21ksoftirqd/021:56:200
20707991511742,759cyclictest0-21swapper00:31:050
207079914701099,371cyclictest0-21swapper21:49:280
207079914511089,362cyclictest0-21swapper23:24:260
207079914311079,352cyclictest0-21swapper22:01:020
207079914261076,350cyclictest0-21swapper00:13:500
207079914141030,384cyclictest0-21swapper23:30:070
207079914061071,335cyclictest0-21swapper22:44:140
207079913921019,373cyclictest0-21swapper21:22:510
20707991246631,611cyclictest19634-21ssh23:42:110
20275252959,208sleep00-21swapper19:07:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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