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2026-03-26 - 23:25
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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 20 highest latencies:
System rack4slot3.osadl.org (updated Thu Mar 26, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
149179915814,132cyclictest9106-21munin-node11:55:290
149179915314,128cyclictest4663-21munin-node11:40:510
149179915015,40cyclictest22533-21seq09:16:090
149179914517,46cyclictest21379-21munin-run09:14:580
149179914315,119cyclictest14987-21grep07:15:080
149179914314,37cyclictest1105-21mailstats08:10:450
149179914314,120cyclictest29663-21cpu08:00:100
149179914114,118cyclictest12498-21open_files10:25:430
149179913914,116cyclictest3568-21runrttasks07:50:100
149179913815,48cyclictest18888-21ntpq09:05:410
149179913814,33cyclictest20453-21munin-node12:30:270
149179913814,114cyclictest8638-21aten_r4power_en10:15:090
149179913715,48cyclictest7191-21munin-node10:10:170
149179913714,114cyclictest23110-21munin-node09:20:350
149179913714,114cyclictest15000-21munin-node08:55:590
149179913714,113cyclictest27289-21munin-node09:30:520
149179913615,51cyclictest2028-21munin-node09:55:530
149179913517,48cyclictest15590-21iostat_ios12:15:270
149179913516,49cyclictest23263-21munin-node12:40:460
149179913516,48cyclictest26429-21munin-node11:10:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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