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2026-05-25 - 18:17
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Mon May 25, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19663292621sleep19666-21proc_pri07:05:130
2031799253226cyclictest2869-21snmpd11:31:040
2031799251223cyclictest31550-21ntp_states12:36:590
2031799251223cyclictest19426-21runrttasks11:44:270
2031799250219cyclictest32455-21cut10:20:430
2031799249221cyclictest28699-21latency_hist12:25:040
2031799249221cyclictest2297-21ssh10:30:340
2031799249183cyclictest27380-21munin-run09:59:410
2031799248221cyclictest30281-21memory12:31:260
2031799247216cyclictest24898-21ssh12:07:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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