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2026-08-31 - 04:03
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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 10 highest latencies:
System rack7slot8.osadl.org (updated Sun Aug 30, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5314217830,114sleep00-21swapper/007:09:520
5397991678,119cyclictest13002-21wget07:40:130
53979916310,21cyclictest25538-21fw_forwarded_lo10:35:270
5397991619,126cyclictest11584-21/usr/sbin/munin11:50:170
53979916118,103cyclictest5485-21wget11:25:200
53979916030,93cyclictest12393-21runrttasks07:36:170
53979915835,107cyclictest10250irq/56-4a10000012:05:150
53979915825,112cyclictest1305-21snmpd09:36:000
5397991577,13cyclictest23558-21apt-get10:32:100
5397991576,14cyclictest21771-21mailstats10:20:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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