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2026-08-20 - 08:25
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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 20 highest latencies:
System rack4slot3.osadl.org (updated Thu Aug 20, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
170669915514,130cyclictest16313-21nfs_client00:25:520
170669914914,125cyclictest18050-21processes00:31:000
170669914815,123cyclictest2296-21runrttasks23:43:120
170669914814,124cyclictest3568-21runrttasks21:07:020
170669914814,124cyclictest24024-21diskstats00:50:320
170669914614,122cyclictest15887-21tune2fs22:45:310
170669914515,121cyclictest11592-21rt-features00:11:010
170669914514,122cyclictest25858-21load23:15:460
170669914415,119cyclictest26188-21rt-features00:55:590
170669914415,119cyclictest17860-21munin-node19:31:070
170669914314,92cyclictest10968-21entropy22:30:320
170669914314,119cyclictest3568-21runrttasks23:00:350
170669914214,119cyclictest3568-21runrttasks00:20:390
170669914214,118cyclictest27762-21munin-node23:21:000
170669914116,115cyclictest30936-21munin-node21:51:020
170669914115,117cyclictest2581-21munin-node22:06:020
170669914114,118cyclictest28984-21munin-node21:45:440
170669914114,117cyclictest23723-21munin-node23:10:230
170669914114,116cyclictest18654-21runrttasks22:54:280
170669914015,115cyclictest30753-21munin-node20:10:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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