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2026-07-19 - 21:41
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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 Sun Jul 19, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89259915014,71cyclictest14252-21munin-node09:22:210
89259914615,71cyclictest14893-21switchtime12:42:490
7976210514,15sleep03303-21ntpd09:02:340
7927210516,19sleep07925-21ntp_states07:22:270
25378210414,78sleep025428-21cpu11:37:090
17021210114,74sleep017057-21latency_hist09:31:560
1575129814,16sleep015780-21df_inode11:07:110
8925999715,72cyclictest14164-21munin-node07:42:200
2593229714,15sleep025950-21sensors_volt08:17:440
1262729614,15sleep012630-21diskstats12:37:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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