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2026-05-13 - 07:25
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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 Wed May 13, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18538210714,80sleep018570-21netstat19:50:290
2966321040,4sleep029664-21expr22:05:150
14824210314,16sleep014853-21munin-node21:20:090
13982210314,17sleep013993-21sensors_volt21:15:430
7399210214,75sleep07416-21ntpq22:35:340
1002210214,75sleep01007-21munin-node22:15:430
3181529914,16sleep031830-21sensors22:10:450
2611929914,15sleep026174-21munin-node20:15:050
1018129914,16sleep010250-21tune2fs21:05:150
8241999814,74cyclictest28271-21if_eth023:40:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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