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Category Archives: featured

openssl – AMD vs Intel

Performance analysis, tools and experiments Posted on 2018-06-24 by mev2018-06-24

The openssl Phoronix benchmark is interesting because the IPC on Intel Haswell system (1.66) is considerably higher than the IPC on AMD Ryzen (1.12). In this post, I’ll explore to look for causes.

Continue reading →
Posted in analysis, featured | Tagged analysis technique | Leave a reply

OpenFOAM summary

Performance analysis, tools and experiments Posted on 2018-06-15 by mev2018-06-15

I’ve analyzed the OpenFOAM CFD application using the motorbike tutorial page and created an analysis page for the results as well as added it to the overall workload summary. This post describes a few high-level takeaways I have from the … Continue reading →

Posted in analysis, featured | Tagged OpenFOAM | Leave a reply

gromacs – summary

Performance analysis, tools and experiments Posted on 2018-06-14 by mev2018-06-14

I’ve analyzed the gromacs computational chemistry application using three sample workloads and created an analysis page for the results as well as added them to the overall workload summary. This post describes a few higher-level takeaways I have from the … Continue reading →

Posted in analysis, featured, workloads | Tagged gromacs | Leave a reply

100+ phoronix benchmarks listed

Performance analysis, tools and experiments Posted on 2018-06-03 by mev2018-06-03

On the upper left of the web site is now an item labeled “phoronix”. Clicking there returns a table with a long list of Phoronix benchmarks. For each I’ve recorded the description, scores when running on my Intel reference system, … Continue reading →

Posted in analysis, featured | Tagged phoronix, top-down | Leave a reply

geekbench – a quick look

Performance analysis, tools and experiments Posted on 2018-04-13 by mev2018-06-15

Geekbench is a system benchmark that I see frequently in comparing Android devices such as tablets or mobile phones. The benchmark is also available for PC processors running Windows and Linux. Geekbench is developed and sold by Primate Labs. I … Continue reading →

Posted in featured, geekbench-description, workloads | Tagged geekbench, geekbench-description | 2 Replies

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/proc/stat analysis technique c-ray ftrace geekbench geekbench-description gromacs hyperthreading ipc kernelshark likwid likwid-perfctr likwid-topology memory metrics on_core on_cpu OpenFOAM parboil perf performance counters periodic sampling phoronix phoronix benchmark article phoronix cpu suite pmu_tools process tree progress report ptrace rusage Ryzen spectre system hang top-down trace-cmd virtualization wspy

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