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2026-07-02 - 15:12
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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 Thu Jul 02, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13383211114,84sleep013171-21munin-node08:15:290
29180210916,21sleep029192-21munin-run07:25:090
25397210314,15sleep025402-21smart_hda10:30:590
1988929913,16sleep019958-21tune2fs08:35:300
1963029914,16sleep019656-21ls10:15:110
2975629814,16sleep029758-21irqstats07:25:420
29296999814,74cyclictest28544-21sendmail_mailtr09:00:570
2619629814,16sleep026246-21cat12:15:110
3152029713,16sleep030935-21munin-node07:30:490
666329613,16sleep06654-21latency_hist09:35:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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