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2026-08-19 - 22:07
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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 Wed Aug 19, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12230210214,16sleep012267-21munin-node10:25:360
20985210114,16sleep021037-21munin-node12:31:090
1792210114,17sleep03250-21snmpd09:54:050
197789910015,76cyclictest6901-21munin-node08:30:340
197789910014,76cyclictest18409-21munin-node12:25:570
18897210014,16sleep018895-21ntp_states09:05:520
1165829914,16sleep011691-21latency_hist08:45:090
2723629814,25sleep026439-21munin-node11:10:580
2870529615,16sleep028703-21ntp_states11:15:520
719229514,16sleep07229-21cut10:10:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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