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2025-11-13 - 18:29
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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 Nov 13, 2025 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25642293521sleep25643-21mailstats07:02:420
25844224115sleep25843-21uniq11:47:460
2614899231206cyclictest26295-21chrt07:07:070
2614899228166cyclictest7189-21ssh10:26:280
2614899227202cyclictest24511-21latency_hist11:42:160
2614899225200cyclictest9533-21munin-node0
2614899223200cyclictest24551-21ssh09:19:510
2614899223162cyclictest20501-21ntp_states11:24:150
2614899222199cyclictest971-21chrt12:21:320
2614899222196cyclictest27469-21ssh11:54:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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