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2026-03-23 - 08:09
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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 rackbslot6.osadl.org (updated Mon Mar 23, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1351621680,3sleep11359599cyclictest21:10:551
758021460,4sleep11359599cyclictest22:05:551
1068911020,3ptp4l401ktimersoftd/320:03:593
106891700,1ptp4l401ktimersoftd/300:41:323
221852670,5sleep01358999cyclictest22:52:310
133742644,10sleep00-21swapper/020:04:140
141432630,4sleep31361099cyclictest23:17:233
193102600,3sleep20-21swapper/222:16:362
104132600,3sleep310418-21irqrtprio22:41:023
171892590,5sleep1241ktimersoftd/122:15:541
1358999575,13cyclictest19821-21awk20:15:580
106891550,1ptp4l401ktimersoftd/322:27:453
71772530,1sleep00-21swapper/023:44:140
253602520,1sleep10-21swapper/100:36:021
133862524,35sleep20-21swapper/220:04:242
1358999502,16cyclictest6932-21diskmemload00:36:020
13610994943,3cyclictest41-21ksoftirqd/321:35:533
1358999491,17cyclictest6932-21diskmemload23:59:220
106891490,1ptp4l401ktimersoftd/323:49:043
106891490,1ptp4l401ktimersoftd/323:49:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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