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2026-07-16 - 09:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Characteristics of the 10 highest latencies:
System rack6slot6 (updated Thu Jul 16, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
293939910721753466,53653cyclictest17473-21ssh23:35:240
293939910713853461,53611cyclictest26462-21rm00:36:010
293939910697553425,53459cyclictest0-21swapper23:46:270
293939910685653430,53304cyclictest11650-21runrttasks19:45:070
293939910675253414,53272cyclictest0-21swapper20:24:590
293939910672553465,53161cyclictest1896-21nscd20:50:460
293939910670553468,53140cyclictest2099-21runrttasks20:42:240
293939910667853441,53147cyclictest9-21ksoftirqd/023:12:270
293939910655053389,53096cyclictest0-21swapper23:53:190
293939910654153475,53066cyclictest0-21swapper00:31:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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