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2026-08-30 - 15:44
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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 Sun Aug 30, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
742627970,4sleep07425-21sh07:31:150
12936210014,16sleep012963-21munin-node09:26:500
1273629914,17sleep03250-21snmpd11:06:320
33729814,16sleep0339-21threads10:27:100
2898429814,16sleep028990-21diskstats11:56:330
1155829815,16sleep03321-21lldpd11:01:580
7531999714,73cyclictest4587-21aten_r4power_en12:21:290
7531999714,73cyclictest22692-21if_eth011:36:440
7531999615,72cyclictest1384-21chrt12:11:320
2933829614,16sleep029344-21ntp_states10:16:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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