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2026-07-31 - 04:21
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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 10 highest latencies:
System rack4slot3.osadl.org (updated Fri Jul 31, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2511927020,5sleep03250-21snmpd19:24:280
256739913714,112cyclictest2916-21runrttasks19:58:060
256739913714,112cyclictest18025-21smartctl20:43:310
256739913114,106cyclictest25296-21unixbench_singl00:24:050
256739912814,105cyclictest32533-21sh23:08:210
256739912616,100cyclictest17594-21cut20:43:070
256739912614,102cyclictest19571-21fschecks_time20:48:270
256739912514,101cyclictest24995-21processes22:43:540
256739912514,101cyclictest14832-21munin-node23:53:270
256739912414,100cyclictest31768-21seq21:24:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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