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2026-03-15 - 20:08
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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 Sun Mar 15, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3009521150,4sleep030094-21sshd12:37:430
20968210616,21sleep021003-21ps07:09:230
3073421010,4sleep030733-21cat12:39:150
219479910124,67cyclictest23719-21cpu07:19:020
219479910015,75cyclictest20631-21munin-node08:49:060
21947999911,78cyclictest8603-21seq09:50:100
21947999825,64cyclictest14120-21aten_r4power_cu11:48:590
21947999815,73cyclictest18805-21aten_r4power_cu08:44:000
21947999813,48cyclictest2860-21sort09:34:090
21947999614,73cyclictest1268-21fschecks_time09:29:100
21947999516,70cyclictest31754-21latency_hist09:23:510
21947999515,71cyclictest23672-21munin-node08:59:440
21947999515,43cyclictest14497-21ls08:29:250
21947999514,72cyclictest18080-21munin-node10:19:400
21947999416,40cyclictest32251-21munin-node07:44:250
21947999415,70cyclictest32552-21munin-node11:04:330
21947999415,70cyclictest12772-21kernelversion08:24:210
21947999415,69cyclictest6480-21munin-node11:24:200
21947999415,69cyclictest1282-21awk07:49:140
21947999414,71cyclictest25855-21needreboot09:04:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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