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2026-05-20 - 07:38
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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 50 highest latencies:
System rack6slot6 (updated Wed May 20, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297679910716553436,53633cyclictest14893-21ssh21:10:010
297679910694653468,53478cyclictest0-21swapper00:17:250
297679910687453435,53345cyclictest0-21swapper23:23:000
297679910679753397,53304cyclictest14786-21diskmemload22:12:090
297679910669453421,53182cyclictest29760-21cyclictest20:28:290
297679910660953389,53130cyclictest9-21ksoftirqd/019:44:470
297679910657353440,53133cyclictest0-21swapper19:56:000
297679910655353392,53071cyclictest0-21swapper22:25:330
297679910654053470,53070cyclictest0-21swapper00:28:590
297679910653753470,53067cyclictest0-21swapper22:37:570
297679910651853465,53053cyclictest0-21swapper23:58:500
297679910650053471,53029cyclictest0-21swapper00:08:130
297679910650053464,53036cyclictest0-21swapper19:20:200
297679910648453464,53020cyclictest0-21swapper23:51:380
297679910645753449,53008cyclictest0-21swapper23:46:360
297679910645053437,53013cyclictest0-21swapper21:30:470
297679910643153434,52997cyclictest0-21swapper21:16:530
297679910642653433,52993cyclictest0-21swapper00:37:210
297679910642653432,52994cyclictest0-21swapper22:05:370
297679910641653430,52986cyclictest0-21swapper23:37:240
297679910641153425,52986cyclictest0-21swapper00:23:270
297679910635853404,52889cyclictest30884-21kworker/0:019:16:080
297679910628353383,52835cyclictest9-21ksoftirqd/020:23:580
297679910627553471,52741cyclictest29760-21cyclictest20:46:550
297679910626453388,52810cyclictest0-21swapper22:54:310
297679910626253390,52808cyclictest0-21swapper23:12:170
297679910625753423,52834cyclictest0-21swapper20:36:320
297679910624953380,52805cyclictest9-21ksoftirqd/020:41:130
297679910624453480,52764cyclictest0-21swapper21:50:330
297679910621853476,52742cyclictest0-21swapper20:01:320
297679910620353468,52735cyclictest0-21swapper21:08:310
297679910617853409,52769cyclictest0-21swapper21:48:520
297679910615553445,52710cyclictest0-21swapper19:39:150
297679910613553437,52698cyclictest0-21swapper19:31:330
297679910611153419,52692cyclictest0-21swapper19:46:070
297679910586253344,52518cyclictest0-21swapper20:59:180
297679910510652994,52110cyclictest0-21swapper22:21:220
29767995376753395,276cyclictest29177-21ssh22:18:310
29767995370326,53584cyclictest0-21swapper22:59:330
29767995356453387,177cyclictest0-21swapper19:11:170
29767995355553402,153cyclictest0-21swapper21:41:500
29767995353753386,151cyclictest0-21swapper20:51:160
29767995350625,383cyclictest0-21swapper19:25:210
29767995349719,53478cyclictest0-21swapper23:06:250
29767995341526,0cyclictest0-21swapper20:32:000
29767995335424,53330cyclictest0-21swapper22:44:390
29767995322025,0cyclictest14786-21diskmemload21:37:090
29767995318427,0cyclictest0-21swapper20:09:340
29767995301426,52896cyclictest0-21swapper23:17:180
297679946512622,2026cyclictest2679-21devkit-power-da23:26:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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