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2026-08-28 - 02:41
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot8.osadl.org (updated Thu Aug 27, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22785218721,141sleep022838-21wc07:05:140
238989918536,94cyclictest5077-21https10:10:060
238989917726,129cyclictest1408-21nginx11:11:390
238989916510,112cyclictest8605-21sshd12:29:120
23898991639,111cyclictest28853-21apt-get07:32:130
23898991619,104cyclictest5037-21apt-get10:12:160
23898991607,97cyclictest28346-21users07:25:490
23898991607,131cyclictest1305-21snmpd07:22:030
238989916021,117cyclictest1305-21snmpd11:31:040
238989915937,105cyclictest10250irq/56-4a10000010:16:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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