[ardour-users] Ardour technical questions
jesse at essej.net
Wed Nov 16 15:14:11 PST 2005
On 11/16/05, . <intent at netpratique.fr> wrote:
> With 16 tracks reading and 16 tracks writting my 2 giga hz AMD processor
> reachs nearly 30% usage and with peaks to 40% (even 50% sometimes).
> Is it a fatality ? I would like to know if it is possible to reduce this
> amount by :
> *installing more RAM (currently 512 but my swap is hardly used and have usally
> some few megs of freeram, so i guess its ok ?)
Won't affect CPU utilization.
> *compilling with the new CPU optimisation flags (by how much will it
> improve ?)
Yes, absolutely. Use the USE_SSE_EVERYWHERE=yes and
BUILD_SSE_OPTIMIZATIONS=yes options to scons to build. Then run
ardour with the '-o' command line flag. You should see a message on
the terminal showing that the optimizations are enabled.
> *using a blazingly fast RAID1 SCSI 10000 rpm system with a 64meg buffer ?
> (only a IDE for now)
Won't affect CPU, but will help disk throughput issues on *really*
high track counts.
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