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2025-11-12 - 11:50
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Wed Nov 12, 2025 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
272586122880,4sleep02725864-21tr21:06:220
271829322630,3sleep02718295-21grep20:40:190
272704722600,3chrt2727029-21ntpq21:11:040
276061422580,3sleep02760615-21sh22:50:000
278698322510,3chrt2786981-21ntpq00:06:300
276886922510,4chrt2768867-21ssh23:13:210
278832722480,3sleep02788330-21cut00:10:350
270085222470,2sleep02700854-21timerwakeupswit19:36:240
274257122460,4chrt2742564-21ntpq21:56:320
277289822430,3chrt2772896-21diskstats23:25:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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