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2025-12-16 - 09:51
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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 Mon Dec 15, 2025 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13429221122,49sleep00-21swapper/007:09:310
135529917237,111cyclictest29204-21seq12:17:040
135529916743,108cyclictest3650irq/20-4900000009:16:130
135529916728,117cyclictest30318-21wget08:16:310
135529916641,108cyclictest10250irq/56-4a10000009:41:300
135529916431,114cyclictest1295-21snmpd08:56:520
13552991637,14cyclictest16124-21if_err_eth011:31:450
135529916223,119cyclictest18923-21df_inode07:31:360
135529916030,119cyclictest25250-21apt-get07:56:170
13552991587,110cyclictest4577-21node10:37:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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