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2026-05-28 - 22:39
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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 May 28, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176159915314,128cyclictest18361-21open_files09:02:160
176159915114,127cyclictest24855-21munin-node12:42:030
176159915114,126cyclictest32536-21munin-node11:26:450
176159914915,63cyclictest1572-21munin-node11:31:420
176159914914,36cyclictest3536-21munin-node11:36:520
176159914714,123cyclictest19839-21netstat07:27:100
176159914714,123cyclictest11947-21ntpq10:22:150
176159914614,38cyclictest30207-21seq09:38:340
176159914515,55cyclictest19349-21wget09:06:420
176159914415,63cyclictest18544-21munin-node12:22:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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