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2026-08-27 - 08:29
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot3.osadl.org (updated Thu Aug 27, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
42839915015,68cyclictest15878-21fschecks_count20:06:150
42839914914,71cyclictest4543-21aten_r4power_vo22:51:070
42839914714,66cyclictest12581-21munin-node21:36:080
42839914615,65cyclictest12455-21wget19:56:060
42839914514,69cyclictest30675-21runrttasks20:51:250
42839914415,62cyclictest14140-21cat23:20:570
42839914415,35cyclictest19968-21timerwakeupswit23:36:530
42839914314,64cyclictest15391-21seq23:23:270
42839914214,66cyclictest15886-21egrep21:46:090
42839914115,39cyclictest17496-21forks20:11:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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