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2026-04-19 - 11:41
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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 50 highest latencies:
System rack8slot1.osadl.org (updated Sun Apr 19, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
281429945224456,0cyclictest22769-21chrt00:03:320
2814299430149,0cyclictest0-21swapper23:22:470
281429930972996,0cyclictest0-21swapper20:57:490
28142992659669,0cyclictest9-21ksoftirqd/023:02:540
28142992592255,0cyclictest32679-1kworker/0:0H21:02:560
28142992511521,0cyclictest0-21swapper00:22:530
28142992363681,0cyclictest29979-21cat19:07:540
28142992325160,0cyclictest32679-1kworker/0:0H23:37:520
28142992324271,0cyclictest32679-1kworker/0:0H20:42:540
28142992307623,0cyclictest9-21ksoftirqd/022:37:530
28142992300238,0cyclictest32679-1kworker/0:0H23:57:530
28142992276683,0cyclictest1595-21jbd2/hda3-819:47:530
28142992261264,0cyclictest32679-1kworker/0:0H21:07:540
28142992260215,0cyclictest32679-1kworker/0:0H23:42:530
28142992260185,0cyclictest32679-1kworker/0:0H21:37:520
28142992250749,0cyclictest21548-21latency_hist20:27:540
28142992225291,0cyclictest32679-1kworker/0:0H20:57:520
28142992207792,0cyclictest9788-21munin-node23:22:520
28142992191676,0cyclictest9-21ksoftirqd/000:27:520
28142992131196,0cyclictest32679-1kworker/0:0H21:27:530
28142992087280,0cyclictest32679-1kworker/0:0H22:27:520
28142992087251,0cyclictest32679-1kworker/0:0H00:17:540
28142992074220,0cyclictest32679-1kworker/0:0H21:17:520
28142992070215,0cyclictest32679-1kworker/0:0H21:42:540
28142992049239,0cyclictest32679-1kworker/0:0H20:02:540
28142992024259,0cyclictest32679-1kworker/0:0H22:02:540
28142992016237,0cyclictest32679-1kworker/0:0H22:42:520
28142991998203,0cyclictest32679-1kworker/0:0H19:17:530
28142991988284,0cyclictest32679-1kworker/0:0H22:07:530
28142991976256,0cyclictest32679-1kworker/0:0H19:27:530
28142991924235,0cyclictest32679-1kworker/0:0H23:47:520
28142991859637,0cyclictest8984-21latency_hist19:42:560
28142991838670,0cyclictest4450-21runrttasks20:07:540
28142991788243,0cyclictest32679-1kworker/0:0H22:22:530
28142991773104,0cyclictest32679-1kworker/0:0H21:47:520
28142991769194,0cyclictest32679-1kworker/0:0H22:57:530
28142991765800,0cyclictest20439-21munin-node22:12:560
28142991739207,0cyclictest32679-1kworker/0:0H20:47:520
28142991710214,0cyclictest32679-1kworker/0:0H19:02:520
28142991707640,0cyclictest0-21swapper21:57:520
28142991701181,0cyclictest32679-1kworker/0:0H20:17:540
28142991689380,0cyclictest32679-1kworker/0:0H19:32:580
28142991667290,0cyclictest32679-1kworker/0:0H21:52:560
10116470,0rcuc/026282-21cron18:57:450
28142991644220,0cyclictest32679-1kworker/0:0H23:32:560
28142991640615,0cyclictest9-21ksoftirqd/020:22:550
28142991639232,0cyclictest32679-1kworker/0:0H23:12:570
28142991637646,0cyclictest9-21ksoftirqd/021:22:530
28142991635578,0cyclictest9-21ksoftirqd/019:52:580
28142991618221,0cyclictest32679-1kworker/0:0H23:07:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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