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2022-12-08 - 17:33

x86 Intel Xeon E3-1270 v2 @3500 MHz, Linux 4.19.25-rt16 (Profile)

Latency plot of system in rack #3, slot #0
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance

 

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