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2025-11-10 - 12:07
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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 Mon Nov 10, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12339112395sleep0-21swapper/112:04:071
221501140irq/18-spi_topc1246799cyclictest15:40:030
12323110772sleep0-21swapper/012:04:050
124679910623cyclictest0-21swapper/017:09:230
124679910523cyclictest26980-21sort14:19:450
124679910523cyclictest20120-21latency_hist15:04:190
124679910523cyclictest20120-21latency_hist15:04:190
124679910425cyclictest20725-21ssh15:59:490
124679910222cyclictest32442-21fschecks_count15:24:430
124679910023cyclictest4879-21latency_hist17:24:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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