[antlr-interest] C target memory usage

Richard Gildea rgildea at gmail.com
Tue Jan 10 15:35:54 PST 2012


Apologies, I realise that was not so clear. Our parser currently uses
~50-60 times the memory compared to the input file size. This is probably
an order of magnitude larger than we would like.

Cheers,

Richard

On 10 January 2012 15:33, Ruslan Zasukhin
<ruslan_zasukhin at valentina-db.com>wrote:

> On 1/11/12 1:05 AM, "Richard Gildea" <rgildea at gmail.com> wrote:
>
> Hi Richard,
>
> > Hi,
> >
> > Thanks, your changes were useful. I have managed to get another ~30%
> > reduction in the memory size, although it is still quite a bit larger
> than
> > we would like - approximately 50-60 times the input file size.
>
> I just wonder ...
>
> You want 50-60 times lager,
>
> OR it is not 50-60 times lager?
>    then how much you want ?
>
> I have to read in next letter 1.5GB file to parse into RAM ...
> Then even if computer have 8 GB RAM you need only x3 size
>
>
>
> --
> Best regards,
>
> Ruslan Zasukhin
> VP Engineering and New Technology
> Paradigma Software, Inc
>
> Valentina - Joining Worlds of Information
> http://www.paradigmasoft.com
>
> [I feel the need: the need for speed]
>
>
>


More information about the antlr-interest mailing list