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2026-09-20 - 07:09
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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 Sep 20, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2894721150,4sleep028949-21cut20:33:350
13589211415,86sleep013618-21munin-node00:44:110
7960210814,25sleep07994-21date00:28:250
21692210715,16sleep021719-21munin-node21:49:170
10501210518,16sleep010528-21switchtime00:34:180
17538210217,16sleep03250-21snmpd00:57:120
6925210014,16sleep06928-21ntp_states21:04:060
29447210014,16sleep029483-21interrupts23:53:530
15205210015,16sleep015208-21ntp_states00:49:090
13293210014,16sleep013294-21memory21:24:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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