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2026-05-18 - 22:21
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Mon May 18, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23130239713sleep23129-21uniq07:04:580
240979925293cyclictest19127-21df_inode11:30:320
2409799249224cyclictest27371-21chrt09:44:520
2409799245215cyclictest21831-21df_inode09:20:280
2409799238212cyclictest13404-21df_inode11:05:210
2409799236211cyclictest1622-21rm10:14:110
2409799236205cyclictest6622-21ssh10:35:330
2409799233170cyclictest30930-21cat10:00:190
2409799230204cyclictest9582-21ntp_states08:26:090
2409799230166cyclictest2502-21ssh10:17:250
2409799229200cyclictest21729-21ssh11:41:240
2409799228199cyclictest25584-21ssh11:58:480
2409799227201cyclictest1245-21munin-node0
2409799227165cyclictest25052-21munin-run09:34:530
2409799226197cyclictest2869-21snmpd10:56:010
2409799226159cyclictest2935-21runrttasks09:25:290
2409799225201cyclictest3666-21ssh10:21:530
2409799225198cyclictest27071-21ssh12:05:240
2409799225161cyclictest30273-21munin-run12:19:480
2409799224198cyclictest28961-21ssh12:13:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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