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2026-05-04 - 02:56
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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 Mon May 04, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
132679910729653447,53750cyclictest2099-21runrttasks22:08:010
132679910714453455,53592cyclictest27248-21ssh22:40:110
132679910704853437,53611cyclictest0-21swapper00:37:140
132679910693753387,53486cyclictest10-21rcuc/023:51:210
132679910677653467,53309cyclictest0-21swapper23:15:510
132679910663153470,53072cyclictest13263-21cyclictest19:33:370
132679910661453344,53270cyclictest0-21swapper00:24:310
132679910661053473,53014cyclictest9074-21ssh23:47:400
132679910658953444,53145cyclictest0-21swapper21:26:490
132679910658353441,53142cyclictest0-21swapper00:07:260
132679910657453465,53109cyclictest0-21swapper21:00:520
132679910655753469,52997cyclictest0-21swapper21:51:260
132679910652453445,53079cyclictest0-21swapper00:02:240
132679910650853470,53038cyclictest0-21swapper23:08:290
132679910650553429,53076cyclictest0-21swapper20:49:290
132679910650453431,53073cyclictest0-21swapper19:48:410
132679910650253451,52962cyclictest9-21ksoftirqd/019:14:310
132679910644553452,52993cyclictest0-21swapper19:25:550
132679910644253424,53018cyclictest0-21swapper21:33:310
132679910635753471,52886cyclictest0-21swapper19:15:420
132679910634553466,52879cyclictest0-21swapper20:14:490
132679910632253448,52786cyclictest0-21swapper00:14:180
132679910627253457,52704cyclictest0-21swapper20:53:100
132679910624953459,52790cyclictest0-21swapper20:29:530
132679910623853455,52783cyclictest0-21swapper19:38:180
132679910623053476,52754cyclictest0-21swapper20:21:100
132679910620553465,52740cyclictest0-21swapper23:02:570
132679910619153455,52736cyclictest0-21swapper20:09:070
132679910617953451,52728cyclictest0-21swapper22:24:560
132679910617753451,52726cyclictest0-21swapper20:01:250
132679910614953435,52714cyclictest0-21swapper20:42:170
132679910602453359,52665cyclictest0-21swapper21:55:380
132679910520053059,52139cyclictest0-21swapper23:36:170
13267995356753392,175cyclictest0-21swapper19:56:530
13267995348627,53459cyclictest0-21swapper21:49:060
13267995314728,52994cyclictest2099-21runrttasks23:33:460
13267995311327,53086cyclictest0-21swapper19:21:530
13267995308911,53076cyclictest0-21swapper23:55:520
13267995210912,52090cyclictest0-21swapper20:38:050
132679924431101,1218cyclictest1907-21snmpd22:26:570
132679922911030,1168cyclictest32381-21rm21:11:250
132679922771105,1072cyclictest22045-21ssh22:31:280
132679922211079,1019cyclictest27253-21ssh00:15:080
132679922211062,1059cyclictest7312-21ssh22:57:350
132679922161025,1100cyclictest3950irq/9-acpi22:38:100
132679921921050,1015cyclictest18051-21ssh23:13:400
132679920781042,999cyclictest2077-21ssh22:02:300
132679920591026,941cyclictest0-21swapper20:55:300
132679920531014,1003cyclictest0-21swapper00:27:510
132679920331014,998cyclictest0-21swapper20:34:440
13267992019984,1001cyclictest0-21swapper23:23:330
132679919911018,852cyclictest0-21swapper21:43:540
132679919891071,798cyclictest27212-21rm23:26:240
13267991936949,967cyclictest0-21swapper21:06:130
132679918981100,798cyclictest0-21swapper22:12:530
132679918781040,800cyclictest12966-21sh22:18:540
132679918451027,780cyclictest17630-21ssh21:37:420
132679918341094,734cyclictest0-21swapper19:53:220
132679918151023,758cyclictest3950irq/9-acpi22:48:330
132679916091099,510cyclictest0-21swapper20:17:090
132679916061034,552cyclictest9-21ksoftirqd/000:30:320
132679916031096,507cyclictest0-21swapper21:15:560
132679915981092,506cyclictest0-21swapper21:22:480
132679915591101,364cyclictest0-21swapper22:51:240
13267991496714,778cyclictest0-21swapper19:44:500
132679914961043,453cyclictest0-21swapper23:44:590
13048252567,238sleep00-21swapper19:09:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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