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2025-10-25 - 15:08
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack9slot4.osadl.org (updated Sat Oct 25, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27517112397sleep0-21swapper/114:40:491
339501160irq/43-eth00-21swapper/014:40:420
276479910124cyclictest3078-21latency_hist16:45:570
276479910115cyclictest0-21swapper/016:43:130
27647999531cyclictest29647-21ssh18:26:000
27647999328cyclictest10222-21grep15:26:270
27647999156cyclictest0-21swapper/020:00:300
27647999128cyclictest326-21runrttasks17:59:510
27647999069cyclictest0-21swapper/017:23:220
27647998927cyclictest9415-21df_inode17:51:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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