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2026-08-30 - 03:42
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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 Aug 30, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112889915314,128cyclictest20588-21munin-node23:17:140
112889914915,124cyclictest11890-21iostat22:51:410
112889914815,123cyclictest23740-21munin-node21:47:120
112889914715,122cyclictest4829-21seq00:10:210
112889914714,123cyclictest2240-21netstat22:21:510
112889914615,121cyclictest3568-21runrttasks00:47:570
112889914614,122cyclictest16415-21cpu21:26:280
112889914515,120cyclictest5050-21munin-node22:31:260
112889914515,120cyclictest32400-21munin-node20:36:240
112889914514,122cyclictest29498-21runrttasks20:26:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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