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2026-07-23 - 22:33
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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 Thu Jul 23, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29834220428,49sleep00-21swapper/019:07:100
30237991727,145cyclictest1305-21snmpd00:08:370
302379916931,105cyclictest4335-21df_inode19:35:190
30237991657,137cyclictest22450-21apt-get23:05:040
302379916335,109cyclictest24382-21apt-key21:00:130
302379916227,112cyclictest10188-21wget22:15:140
30237991598,130cyclictest15367-21/usr/sbin/munin20:20:120
302379915937,107cyclictest22436-21apt-get23:05:420
30237991589,19cyclictest11822-21diskstats20:05:210
302379915840,106cyclictest31675-21seq19:15:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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