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2026-09-23 - 04:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the highest latencies:
System rack8slot1.osadl.org (updated Wed Sep 23, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5897992970602,0cyclictest9-21ksoftirqd/019:53:140
5897992678552,0cyclictest1595-21jbd2/hda3-820:53:130
5897992535504,0cyclictest7758-21munin-node18:58:130
5897992514444,0cyclictest1595-21jbd2/hda3-822:38:130
5897992512543,0cyclictest0-21swapper21:53:130
5897992417237,0cyclictest27639-1kworker/0:1H22:48:130
5897992402629,0cyclictest9952-21cat20:38:130
5897992401239,0cyclictest27639-1kworker/0:1H22:58:130
5897992376256,0cyclictest27639-1kworker/0:1H22:03:180
5897992369245,0cyclictest27639-1kworker/0:1H22:33:130
5897992361704,0cyclictest8195-21munin-node20:33:140
5897992348236,0cyclictest27639-1kworker/0:1H19:18:130
5897992347266,0cyclictest27639-1kworker/0:1H22:53:130
5897992339257,0cyclictest27639-1kworker/0:1H22:13:130
5897992331589,0cyclictest1595-21jbd2/hda3-820:28:120
5897992308517,0cyclictest21781-21latency_hist19:38:130
5897992299556,0cyclictest0-21swapper23:08:120
5897992292547,0cyclictest28349-21latency_hist19:58:120
5897992284285,0cyclictest27639-1kworker/0:1H21:03:160
5897992243248,0cyclictest27639-1kworker/0:1H19:48:140
5897992240294,0cyclictest27639-1kworker/0:1H00:08:130
5897992209204,0cyclictest27639-1kworker/0:1H21:58:120
5897992182584,0cyclictest9-21ksoftirqd/000:03:160
5897992176286,0cyclictest27639-1kworker/0:1H19:08:130
5897992165295,0cyclictest27639-1kworker/0:1H22:18:120
5897992089264,0cyclictest27639-1kworker/0:1H22:08:130
5897992081256,0cyclictest27639-1kworker/0:1H20:08:140
5897992077252,0cyclictest27639-1kworker/0:1H21:13:130
5897992074249,0cyclictest27639-1kworker/0:1H20:13:130
5897992072218,0cyclictest27639-1kworker/0:1H22:28:120
5897992068243,0cyclictest27639-1kworker/0:1H21:28:130
5897992061252,0cyclictest27639-1kworker/0:1H20:48:130
5897992014159,0cyclictest27639-1kworker/0:1H23:28:130
5897991989209,0cyclictest27639-1kworker/0:1H19:28:130
5897991986600,0cyclictest9536-21which19:03:170
5897991967234,0cyclictest27639-1kworker/0:1H21:18:130
5897991954205,0cyclictest27639-1kworker/0:1H00:18:130
5897991944643,0cyclictest9-21ksoftirqd/023:48:120
5897991872625,0cyclictest9-21ksoftirqd/023:18:130
5897991861232,0cyclictest27639-1kworker/0:1H19:33:130
5897991849190,0cyclictest27639-1kworker/0:1H22:23:160
589799184832,0cyclictest14408-21seq19:15:390
5897991830171,0cyclictest27639-1kworker/0:1H21:38:140
5897991740225,0cyclictest27639-1kworker/0:1H21:26:110
5897991720309,0cyclictest9-21ksoftirqd/023:55:470
58979917161659,0cyclictest447-21munin-node21:43:170
5897991669189,0cyclictest27639-1kworker/0:1H23:38:130
5897991668259,0cyclictest27639-1kworker/0:1H23:33:170
5897991657718,0cyclictest9-21ksoftirqd/022:43:160
5897991640556,0cyclictest1595-21jbd2/hda3-823:26:110
5897991612601,0cyclictest1595-21jbd2/hda3-823:16:110
5897991609239,0cyclictest27639-1kworker/0:1H20:46:100
5897991605546,0cyclictest9-21ksoftirqd/023:06:120
5897991602535,0cyclictest9-21ksoftirqd/023:46:110
5897991566413,0cyclictest9-21ksoftirqd/000:00:270
5897991559392,0cyclictest9-21ksoftirqd/019:45:400
5897991550442,0cyclictest9-21ksoftirqd/019:25:420
5897991546535,0cyclictest9-21ksoftirqd/020:26:100
5897991540188,0cyclictest0-21swapper00:15:530
5897991538604,0cyclictest1595-21jbd2/hda3-818:56:110
58979915291113,0cyclictest27639-1kworker/0:1H21:50:390
5897991508427,0cyclictest9-21ksoftirqd/021:00:430
5897991500615,0cyclictest9-21ksoftirqd/020:06:100
5897991499653,0cyclictest9-21ksoftirqd/021:36:110
5897991438224,0cyclictest27639-1kworker/0:1H18:53:090
5897991343326,0cyclictest9-21ksoftirqd/021:10:320
5897991323270,0cyclictest9-21ksoftirqd/020:20:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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