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2025-10-30 - 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: 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 Thu Oct 30, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
207632117718sleep20762-21awk07:02:470
2145799262231cyclictest20317-21cut09:22:520
2145799250224cyclictest30674-21cron12:32:060
2145799250219cyclictest27466-21ntp_states09:54:290
2145799249221cyclictest30154-21latency_hist10:07:530
2145799247220cyclictest12365-21ssh11:11:130
2145799245216cyclictest2224-21apt10:27:190
2145799245175cyclictest9049-21munin-node0
2145799244219cyclictest28264-21netwatch07:36:320
2145799244176cyclictest31846-21munin-run12:37:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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