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2025-12-14 - 17:22
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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 Sun Dec 14, 2025 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8518217427,118sleep00-21swapper/019:05:400
96389914561,32cyclictest23179-21apt-get22:10:220
96389914078,44cyclictest1368-21nginx22:19:360
96389913659,21cyclictest4577-21node00:40:050
96389913562,52cyclictest29307-21chrt20:25:010
96389913561,35cyclictest1295-21snmpd19:34:070
96389913560,36cyclictest32730-21fw_conntrack22:46:450
96389913462,34cyclictest24717-21memory00:21:470
96389913460,35cyclictest3504-21df_inode20:51:360
96389913358,35cyclictest17082-21runrttasks23:55:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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