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2025-11-19 - 14:45
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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 rack5slot7.osadl.org (updated Wed Nov 19, 2025 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20955223982171,173sleep00-21swapper05:36:370
220489910417,48cyclictest3345-21df_inode09:06:580
220489910413,69cyclictest20243-21grep08:11:090
220489910125,64cyclictest0-21swapper05:46:140
220489910123,33cyclictest0-21swapper08:38:320
220489910112,68cyclictest4840-21irqstats09:12:030
220489910017,42cyclictest24326-21munin-run08:26:060
220489910017,24cyclictest22802-21df_inode10:16:530
220489910016,23cyclictest31580-21df08:51:440
220489910014,66cyclictest14704-21munin-run07:51:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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