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2026-01-10 - 22:12
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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 Sat Jan 10, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38227970,4sleep0380-21ntpdc07:07:030
14449915115,125cyclictest10939-21seq07:39:320
14449915015,125cyclictest12940-21aten_r4power_cu07:46:440
14449914715,36cyclictest28212-21seq08:32:190
14449914515,63cyclictest5555-21rt-features07:22:210
14449914515,119cyclictest16378-21df_inode07:56:480
14449914514,65cyclictest12792-21chrt11:03:280
14449914415,65cyclictest30161-21grep08:37:290
14449914414,62cyclictest26187-21ls11:46:330
14449914314,63cyclictest31330-21munin-node08:42:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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