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2026-04-27 - 16:37
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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 100 highest latencies:
System rack6slot6 (updated Mon Apr 27, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156979910679553417,53282cyclictest2272-21munin-node11:49:140
156979910675553480,53275cyclictest0-21swapper11:36:510
156979910660753381,53212cyclictest11989-21ssh10:14:570
156979910659153387,53114cyclictest9-21ksoftirqd/008:20:040
156979910656353396,53102cyclictest0-21swapper08:36:190
156979910655253390,53071cyclictest0-21swapper10:38:140
156979910652153474,53047cyclictest0-21swapper11:01:000
156979910651153475,53036cyclictest0-21swapper10:08:550
156979910650853472,53036cyclictest0-21swapper11:20:460
156979910649753467,53030cyclictest0-21swapper07:48:150
156979910649553462,53033cyclictest0-21swapper10:52:580
156979910646853458,53010cyclictest0-21swapper07:16:460
156979910643553448,52987cyclictest0-21swapper09:04:470
156979910643553436,52999cyclictest0-21swapper10:20:590
156979910643453394,53040cyclictest0-21swapper07:34:510
156979910640353423,52980cyclictest0-21swapper10:49:370
156979910626653382,52818cyclictest0-21swapper08:07:400
156979910625553376,52815cyclictest9-21ksoftirqd/008:57:450
156979910624953441,52808cyclictest0-21swapper07:38:020
156979910623553440,52795cyclictest0-21swapper10:44:460
156979910622153471,52750cyclictest0-21swapper08:52:130
156979910621953470,52749cyclictest0-21swapper12:08:000
156979910621853476,52742cyclictest0-21swapper12:27:550
156979910618853455,52733cyclictest0-21swapper08:00:480
156979910616953450,52719cyclictest0-21swapper08:13:220
156979910613853444,52694cyclictest0-21swapper12:13:510
156979910612353428,52695cyclictest0-21swapper07:59:080
156979910612253451,52671cyclictest0-21swapper08:27:360
156979910583653310,52513cyclictest0-21swapper11:28:080
156979910580553066,52737cyclictest23772-21ssh09:44:080
156979910561653073,52540cyclictest1311-21ssh09:59:020
156979910505652945,52109cyclictest0-21swapper09:13:090
156979910500752907,52098cyclictest0-21swapper12:21:330
15697995406253372,598cyclictest0-21swapper08:45:410
15697995403853409,564cyclictest0-21swapper08:41:300
15697995398353382,536cyclictest0-21swapper11:31:490
15697995385353414,439cyclictest0-21swapper11:18:050
15697995355153424,36cyclictest0-21swapper07:24:180
1569799535384,53534cyclictest0-21swapper10:02:130
15697995347825,53453cyclictest0-21swapper07:11:440
15697995347724,386cyclictest0-21swapper09:24:220
1569799532627,53161cyclictest0-21swapper08:15:530
15697995321613,0cyclictest0-21swapper12:00:480
15697995306426,53038cyclictest0-21swapper09:25:430
15697995306324,53039cyclictest0-21swapper07:43:030
156979922901029,1136cyclictest26446-21ssh09:47:390
156979921001054,1011cyclictest0-21swapper07:50:550
156979920271027,902cyclictest2099-21runrttasks10:34:130
156979920131023,953cyclictest7223-21ssh09:19:410
156979919941080,816cyclictest15791-21ssh11:08:020
156979919891093,773cyclictest19077-21ssh11:12:540
156979919711087,761cyclictest469-21diskmemload11:58:170
156979919301074,856cyclictest0-21swapper11:54:360
156979919211069,852cyclictest0-21swapper10:29:010
15697991875972,887cyclictest20343-21ssh09:38:570
156979918261041,719cyclictest3950irq/9-acpi07:25:280
15697991818953,841cyclictest13786-21ssh10:16:270
15697991804916,850cyclictest16068-21ssh09:31:550
15697991777939,824cyclictest7750-21ssh12:31:160
156979917601094,568cyclictest1907-21snmpd08:33:180
156979917051044,594cyclictest3950irq/9-acpi12:19:030
156979916331088,454cyclictest0-21swapper09:53:510
15697991625937,668cyclictest9-21ksoftirqd/011:40:320
156979915641019,453cyclictest9-21ksoftirqd/012:39:390
156979915321078,341cyclictest0-21swapper10:59:200
156979914761099,377cyclictest0-21swapper09:08:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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