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2026-05-13 - 22:45
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack7slot8.osadl.org (updated Wed May 13, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
445219820,46sleep00-21swapper/019:09:580
517991637,115cyclictest1305-21snmpd21:49:390
517991628,106cyclictest8343-21diskstats19:40:210
5179915830,111cyclictest17406-21scp00:27:290
5179915810,107cyclictest18009-21wget00:30:140
517991578,129cyclictest24896-21df20:45:180
517991576,105cyclictest14543-21apt-get00:17:050
5179915744,102cyclictest4890-21runrttasks21:34:010
517991565,98cyclictest29567-21apt-get21:07:100
5179915638,96cyclictest9287-21runrttasks21:50:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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