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2026-03-24 - 06:30
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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 Tue Mar 24, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21349275218sleep21351-21unixbench_singl19:02:590
2184599263238cyclictest16546-1diskmemload22:16:310
2184599261237cyclictest29318-21sshd21:58:440
2184599258229cyclictest22691-21fschecks_time23:43:220
2184599256227cyclictest10133-21munin-node0
2184599254221cyclictest29701-21munin-node0
2184599252221cyclictest4583-21munin-node0
2184599250221cyclictest25536-21perl21:43:320
2184599248221cyclictest16498-21perl23:18:330
2184599248219cyclictest25119-21ssh23:53:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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