[meta-ti] poor performance of OpenEmbedded on BeagleBoneBlack compared to Debian

Khem Raj raj.khem at gmail.com
Wed Sep 3 22:39:34 PDT 2014


On Wed, Sep 3, 2014 at 6:59 PM, Peter A. Bigot <pab at pabigot.com> wrote:
> debian at beaglebone:~$ g++ -Ofast -mfloat-abi=hard -o card card.cpp
>   debian at beaglebone:~$ time ./card > /dev/null
>   real    4m54.846s
>   user    4m54.627s
>   sys     0m0.057s
>
> With poky master + meta-ti it runs this fast:
>
>   root at beaglebone:~# time ./card > /dev/null
>   real    9m37.901s
>   user    9m37.200s
>   sys     0m0.150s


you should enable hardfloat ABI for poky as well for this kind of load.


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