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2026-08-21 - 13:17
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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 Aug 21, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2707421190,4sleep027075-21grep23:20:390
168619911630,76cyclictest25523-21irqstats21:35:490
168619911534,71cyclictest19009-21chrt19:35:510
168619911437,39cyclictest15705-21munin-node00:25:340
168619911326,78cyclictest9038-21aten_r4power_vo22:25:310
168619911233,69cyclictest1053-21munin-node23:40:340
168619911232,70cyclictest20519-21hostname00:40:320
168619911146,55cyclictest3250-21snmpd00:34:540
168619911134,68cyclictest9875-21munin-node20:46:160
168619911132,69cyclictest17428-21munin-node22:50:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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