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2025-11-16 - 10:16
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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 all highest latencies:
System rack6slot6 (updated Sun Nov 16, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
148469910724253468,53678cyclictest26797-21diskmemload23:55:560
148469910678253401,53285cyclictest2103-21runrttasks19:34:100
148469910660753381,53161cyclictest9-21ksoftirqd/019:19:560
148469910655653444,53049cyclictest3950irq/9-acpi20:31:470
148469910654653387,53069cyclictest0-21swapper23:07:420
148469910654253402,53140cyclictest0-21swapper19:22:170
148469910654153378,53098cyclictest0-21swapper23:00:300
148469910651053409,53101cyclictest0-21swapper00:06:090
148469910647453459,53015cyclictest0-21swapper20:26:050
148469910646853455,53013cyclictest0-21swapper23:37:210
148469910646753410,53057cyclictest0-21swapper23:29:180
148469910646653404,53062cyclictest0-21swapper23:35:000
148469910645853406,53052cyclictest0-21swapper00:32:160
148469910645253448,53004cyclictest0-21swapper00:26:050
148469910644853401,53047cyclictest0-21swapper20:22:440
148469910641753431,52986cyclictest0-21swapper22:00:330
148469910640953425,52984cyclictest0-21swapper21:49:400
148469910640953402,53007cyclictest0-21swapper20:40:400
148469910631553389,52862cyclictest10-21rcuc/020:08:300
148469910627353386,52821cyclictest0-21swapper00:14:410
148469910624953375,52810cyclictest9-21ksoftirqd/019:50:450
148469910622053475,52745cyclictest0-21swapper19:26:480
148469910620753465,52742cyclictest0-21swapper19:47:040
148469910619653461,52735cyclictest0-21swapper20:12:220
148469910618153457,52724cyclictest0-21swapper21:00:350
148469910617953411,52768cyclictest0-21swapper20:49:420
148469910611953427,52692cyclictest0-21swapper19:58:070
148469910593253359,52573cyclictest0-21swapper21:39:370
148469910581552978,52835cyclictest26138-21ssh21:53:510
148469910537753105,52268cyclictest0-21swapper21:16:100
148469910517753060,52115cyclictest21079-21ssh00:01:280
148469910499852933,52063cyclictest0-21swapper22:22:090
14846995363725,53518cyclictest0-21swapper23:48:340
14846995360053424,176cyclictest0-21swapper19:42:330
14846995358926,53470cyclictest0-21swapper22:05:040
1484699535467,53539cyclictest0-21swapper23:52:550
1484699534428,53312cyclictest0-21swapper20:16:430
14846995339653325,56cyclictest1151-21ssh22:49:270
14846995324627,438cyclictest0-21swapper20:35:580
14846995309825,53073cyclictest0-21swapper21:09:180
14846995307026,53044cyclictest0-21swapper22:33:520
14846995306825,53043cyclictest0-21swapper23:18:250
14846995278124,52757cyclictest0-21swapper22:57:090
148469925941080,1514cyclictest2114-21munin-node22:41:440
148469923241041,1184cyclictest10781-21ssh22:16:470
148469922651095,1099cyclictest133750irq/9-eth021:56:420
148469922341077,1030cyclictest25626-21ssh23:23:060
148469922171045,1044cyclictest10854-21ssh21:31:540
148469921061052,930cyclictest1911-21snmpd22:26:200
148469920771067,914cyclictest133750irq/9-eth021:12:390
148469920631028,1014cyclictest0-21swapper23:10:030
148469920091088,867cyclictest133750irq/9-eth020:04:290
148469920091082,828cyclictest3251-21ssh22:51:070
148469920021020,948cyclictest0-21swapper21:23:320
148469919971034,870cyclictest0-21swapper22:36:430
148469919291074,855cyclictest0-21swapper20:58:050
148469919291005,889cyclictest0-21swapper00:22:230
148469919201054,741cyclictest26797-21diskmemload21:28:230
14846991888950,904cyclictest0-21swapper21:44:280
14846991873954,882cyclictest781-21ssh00:19:430
148469918281094,637cyclictest13616-21ssh00:36:280
148469916221039,515cyclictest9-21ksoftirqd/022:13:360
148469915331000,499cyclictest133750irq/9-eth023:44:330
148469915261001,433cyclictest9-21ksoftirqd/020:50:530
148469914551091,364cyclictest0-21swapper19:39:120
14846991114625,485cyclictest3270-21hwlatdetect-tra19:13:450
4985257851,209sleep00-21swapper19:07:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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