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2026-08-07 - 16:11
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot3.osadl.org (updated Fri Aug 07, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9759212416,24sleep09796-21needreboot07:24:210
18895211515,87sleep018916-21latency_hist07:53:540
12858210714,16sleep012862-21hddtemp_smartct07:34:160
22720210615,16sleep022748-21munin-node11:24:180
4804210515,16sleep04808-21df12:09:090
13661210414,77sleep013669-21munin-node10:54:520
12280210214,16sleep03250-21snmpd09:12:180
26916210114,16sleep026917-21sshd09:57:400
16548210015,21sleep016546-21ntp_states11:04:350
14576210013,16sleep014579-21irqstats07:39:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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