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2026-03-16 - 19:16
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot8.osadl.org (updated Mon Mar 16, 2026 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22138219422,59sleep022150-21/usr/sbin/munin07:05:350
227379917052,29cyclictest101ktimersoftd/011:40:270
28031211714,11sleep028034-21fw_conntrack07:30:230
16336211311,85sleep016362-21basename08:50:150
2648321124,11sleep026534-21latency_hist07:25:030
979921118,11sleep09821-21netstat08:25:330
4475211115,83sleep04477-21fw_forwarded_lo12:15:230
4588210914,82sleep04602-21/usr/sbin/munin10:10:250
874021085,89sleep08742-21fw_conntrack10:25:250
2226121076,12sleep01305-21snmpd11:20:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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