[PATCH v8 2/5] eal: report applications lcore usage

Robin Jarry rjarry at redhat.com
Mon Feb 6 09:21:14 CET 2023


Morten Brørup, Feb 06, 2023 at 08:36:
> > The 'record_burst_stats' also important for performance tune.
>
> While I agree that burst size spread is important for comparing CPU 
> usage and capacity, the 'record_burst_stats' is a test_pmd specific 
> feature. Applications may implement something different.
>
> > Is it possible to incorporate it into this framework?
>
> We all agreed on CPU usage metrics for this patch, so let's limit 
> ourselves this time.
>
> If we want more performance metrics, such as RX and TX burst size 
> spread, they can be proposed and discussed in a separate RFC. It might 
> trigger a lot of discussion, like the original lcore busyness patch 
> that inspired this patch series.

I agree with Morten here. This framework should only allow reporting 
statistics that are not specific to any DPDK application.



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