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2026-07-17 - 11:24
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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 Jul 17, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20169915615,130cyclictest7656-21irqstats00:42:110
20169915414,44cyclictest31458-21munin-node00:16:520
20169915114,43cyclictest23777-21munin-node22:12:140
20169915114,128cyclictest2649-21runrttasks21:07:140
20169915014,127cyclictest25542-21open_files22:17:250
20169914914,125cyclictest9664-21unixbench_singl21:27:350
20169914714,38cyclictest3401-21seq00:28:010
20169914714,123cyclictest2454-21fschecks_count22:47:000
20169914614,36cyclictest18539-21munin-node20:16:590
20169914514,38cyclictest2000-21runrttasks21:06:400
20169914414,39cyclictest10767-21cut21:32:130
20169914413,39cyclictest20732-21sendmail_mailtr20:22:290
20169914314,40cyclictest26940-21seq20:42:140
20169914214,118cyclictest10102-21latency_hist19:51:400
20169914115,37cyclictest909-21fschecks_count00:22:050
20169914114,37cyclictest3568-21runrttasks23:01:260
20169914014,36cyclictest32293-21munin-node20:57:370
20169914014,116cyclictest21671-21runrttasks22:06:510
20169913915,115cyclictest17731-21munin-node21:52:370
20169913915,114cyclictest3568-21runrttasks21:22:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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