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2026-06-16 - 06:15
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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, lowest P state: performance
Characteristics of the highest latencies:
System rack6slot5.osadl.org (updated Tue Jun 16, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3237899100445188,4845cyclictest11591-21kworker/0:100:29:070
323789987154705,3987cyclictest21515-21kworker/0:023:40:220
323789986794613,4062cyclictest7507-21kworker/0:019:24:130
323789980874387,3685cyclictest15528-21kworker/0:221:49:530
323789979223979,3892cyclictest7507-21kworker/0:019:34:580
323789978633973,3875cyclictest4960-21kworker/0:222:16:150
323789977784205,3559cyclictest4899-21kworker/0:223:12:060
323789977153987,3679cyclictest22522-21kworker/0:123:00:390
323789976704053,3565cyclictest22522-21kworker/0:122:37:050
323789975384087,3400cyclictest7507-21kworker/0:019:28:280
323789975383796,3699cyclictest7507-21kworker/0:019:18:080
323789974374035,3341cyclictest17186-21kworker/0:200:37:580
323789972563943,3261cyclictest4899-21kworker/0:223:26:420
323789972283736,3449cyclictest27051-21kworker/0:123:50:140
323789971343787,3296cyclictest4960-21kworker/0:222:14:120
323789971153799,3302cyclictest15528-21kworker/0:221:18:320
323789969083799,3095cyclictest10925-21kworker/0:119:43:240
323789967463750,2993cyclictest7507-21kworker/0:019:12:480
323789966843465,3177cyclictest15528-21kworker/0:221:33:030
323789966713654,2957cyclictest2966-21kworker/0:020:59:460
323789965933435,3143cyclictest30712-21kworker/0:000:14:440
323789964223259,3148cyclictest22522-21kworker/0:122:40:220
323789963543504,2798cyclictest10925-21kworker/0:120:14:570
323789962753485,2775cyclictest4960-21kworker/0:222:01:450
323789960903362,2668cyclictest4960-21kworker/0:222:24:190
323789960713373,2646cyclictest21515-21kworker/0:023:38:210
323789960363290,2734cyclictest10925-21kworker/0:119:54:350
323789959963267,2718cyclictest10925-21kworker/0:120:34:210
323789959913062,2915cyclictest10925-21kworker/0:120:18:590
323789959333280,2639cyclictest22522-21kworker/0:122:49:090
323789956065533,60cyclictest2966-21kworker/0:020:48:290
323789947912436,2339cyclictest4899-21kworker/0:223:15:140
323789946634599,50cyclictest2966-21kworker/0:021:03:460
323789946254504,107cyclictest15528-21kworker/0:221:20:240
323789945414483,44cyclictest4960-21kworker/0:222:26:460
323789944842513,1960cyclictest10925-21kworker/0:119:36:340
323789944014316,43cyclictest2966-21kworker/0:020:44:340
323789942622492,1756cyclictest30712-21kworker/0:000:04:570
323789941314034,83cyclictest10925-21kworker/0:120:03:420
323789935082110,1384cyclictest15528-21kworker/0:221:35:040
323789932873250,27cyclictest10925-21kworker/0:120:05:160
323789932513158,70cyclictest30712-21kworker/0:000:17:340
320592748183,203sleep00-21swapper19:07:590
323789948532,440cyclictest13101-21diskmemload23:48:130
323789948532,440cyclictest13101-21diskmemload21:56:410
323789947835,263cyclictest5659-21sh23:05:270
323789947435,439cyclictest30013-21wc23:55:240
323789946935,372cyclictest29662-21sh21:45:000
323789946835,373cyclictest12734-21munin-node23:21:140
323789946835,372cyclictest7548-21ntp_states22:05:180
323789946431,373cyclictest4894-21runrttasks19:58:220
323789946232,416cyclictest13101-21diskmemload21:51:030
323789945732,88cyclictest6692-21kworker/u2:021:11:470
323789941525,376cyclictest7250-21chrt20:52:590
323789941235,363cyclictest16465-21rm00:33:520
323789940735,358cyclictest11590-21ssh00:23:580
323789940432,357cyclictest17696-21ssh23:30:160
323789940232,356cyclictest11371-21kworker/u2:022:32:430
323789939620,362cyclictest4272-21snmpd00:06:040
323789939031,164cyclictest29191-21sed20:25:280
323789938555,91cyclictest11755-21awk21:05:260
323789938432,340cyclictest22170-21ssh21:28:310
323789938355,268cyclictest26878-21munin-node20:21:000
323789932451,258cyclictest1195-21df20:35:430
323789932060,199cyclictest15310-21seq19:48:120
323789924326,196cyclictest584-21ssh22:55:230
323789923817,207cyclictest30952-21ssh22:51:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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