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2025-11-17 - 14:48
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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 Mon Nov 17, 2025 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182789910210,82cyclictest12504-21seq10:13:340
17169210017,64sleep017200-21needreboot07:08:310
18278999738,50cyclictest3217-21snmpd08:09:360
18278999710,77cyclictest14089-21munin-node10:18:410
18278999614,73cyclictest18927-21munin-node12:13:230
18278999610,76cyclictest5072-21munin-node11:28:590
18278999510,75cyclictest31360-21aten_r4power_po07:53:150
18278999414,71cyclictest17085-21aten_r4power_cu12:08:160
18278999410,74cyclictest27886-21sshd09:21:360
18278999410,44cyclictest23035-21chrt07:27:550
18278999315,69cyclictest7580-21if_err_eth009:58:310
18278999315,69cyclictest6592-21yum09:54:030
18278999314,69cyclictest7065-21munin-node08:19:060
18278999314,69cyclictest314352sleep011:12:590
18278999314,69cyclictest28364-21wget11:03:160
18278999314,69cyclictest18551-21munin-node07:13:230
18278999314,69cyclictest12670-21processes08:33:500
18278999314,69cyclictest12077-21seq11:53:000
18278999210,44cyclictest1889-21chrt11:19:580
18278999140,43cyclictest32139-21munin-node11:13:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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