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2026-01-04 - 16:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Sun Jan 04, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
255702295323sleep25569-21sed07:05:110
2599299259198cyclictest32558-21ssh12:06:050
2599299252227cyclictest3334-21zcat07:50:490
2599299250226cyclictest9629-21diskmemload10:34:370
2599299250187cyclictest11903-21sort08:29:480
2599299248219cyclictest23299-21munin-node11:29:330
2599299248178cyclictest12589-21users08:31:070
2599299247219cyclictest3524-21df12:19:500
2599299247188cyclictest29418-21diskmemload09:44:230
2599299246216cyclictest28472-21df_inode11:50:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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