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2026-01-01 - 08:55
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackeslot4.osadl.org (updated Thu Jan 01, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74499994744,2cyclictest140715-21fwupd20:13:332
7449299332,29cyclictest156357-21apt-get20:30:120
74492993011,8cyclictest0-21swapper/000:35:130
7449299300,26cyclictest0-21swapper/022:55:120
7449299300,20cyclictest187064-21sh21:00:000
7449299291,2cyclictest115860-21apt-get19:50:090
7450299282,22cyclictest131022-21apt-get20:05:123
74492992820,6cyclictest95108-21apt-get19:30:120
74492992818,9cyclictest284123-21sort22:35:160
7449299281,2cyclictest176702-21apt-get20:50:130
7449699271,22cyclictest360008-21apt-get23:50:141
74492992720,6cyclictest354929-21apt-get23:45:110
7450299264,20cyclictest380596-21ls00:15:003
7450299261,21cyclictest151312-21apt-get20:25:143
7449699261,21cyclictest339746-21apt-get23:30:141
74492992615,9cyclictest319534-21apt-get23:10:270
74492992615,10cyclictest0-21swapper/022:25:000
74492992613,11cyclictest261-21systemd-journal21:45:000
7449299260,18cyclictest0-21swapper/023:20:130
74502992520,3cyclictest141149-21apt-get20:15:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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