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2026-09-01 - 10:16
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack5slot7.osadl.org (updated Tue Sep 01, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31422224042168,183sleep00-21swapper18:59:140
316529916718,108cyclictest3492-21irqstats23:17:130
316529916519,107cyclictest28809-21irqstats21:22:130
316529916417,120cyclictest22105-21fw_conntrack22:37:000
316529916332,112cyclictest19425-21ssh00:05:590
316529916320,116cyclictest21300-21apt-get00:11:210
316529916317,103cyclictest11396-21apt-get22:06:190
316529916217,120cyclictest14854-21apt-get22:16:200
316529916135,107cyclictest7931-21latency_hist21:56:050
316529916118,98cyclictest13699-21fw_conntrack23:47:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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