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2026-07-16 - 06:05
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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 Thu Jul 16, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3177526860,4sleep031773-21unixbench_singl19:22:150
324849913215,107cyclictest18003-21munin-node20:21:440
324849912915,104cyclictest1028-21open_inodes00:27:200
324849912914,105cyclictest23652-21ntp_kernel_pll_23:57:120
324849912615,101cyclictest4402-21timerwakeupswit21:17:260
324849912414,100cyclictest2130-21runrttasks21:11:560
324849912414,100cyclictest15369-21munin-node23:32:040
324849912413,101cyclictest6021-21processes00:42:200
324849912314,99cyclictest30162-21munin-node20:57:250
324849912215,97cyclictest20526-21processes23:47:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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