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2026-04-03 - 03:18
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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 Fri Apr 03, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
242429915414,41cyclictest13745-21munin-node22:01:280
242429915215,40cyclictest27801-21munin-node21:06:030
242429914916,123cyclictest21365-21sed22:26:010
242429914514,122cyclictest10059-21fschecks_time20:11:060
242429914414,120cyclictest27910-21cut22:46:060
242429914413,122cyclictest3568-21runrttasks21:31:020
242429914413,121cyclictest32679-21fschecks_time19:41:050
242429914214,119cyclictest12991-21latency_hist22:00:460
242429914214,118cyclictest26146-21munin-node21:00:590
242429914214,118cyclictest24643-21munin-node22:36:050
242429914214,118cyclictest11526-21munin-node20:15:580
242429914114,117cyclictest3568-21runrttasks20:49:040
242429913924,105cyclictest15443-21switchtime20:26:350
242429913915,48cyclictest28724-21sshd19:28:230
242429913814,48cyclictest29237-21wget21:10:570
242429913814,36cyclictest1736-21aten_r4power_cu23:05:550
242429913814,115cyclictest29068-21runrttasks00:29:100
242429913715,113cyclictest26396-21seq22:41:100
242429913714,113cyclictest23234-21iostat_ios22:31:150
242429913614,47cyclictest16504-21wget23:50:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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