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Even assuming that all the data had to be in RAM at once, as opposed
to being to swapped from hard disk as needed, for many people 1GB RAM
is not that much these days.
--- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <amibroker@xxxx>
wrote:
> Owen,
>
> 10 day of tick data (what eSignal offers now) can be as much as
several megabytes.
> Five years of tick data would not fit in the (RAM) memory of your
computer (over 1GB required)
>
> Of course you nentioned 500-tick bars but others would like to have
other compression
> so one would need 1-tick data to convince all.
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
> ----- Original Message -----
> From: "Owen Davies" <owen5819@xxxx>
> To: <amibroker@xxxxxxxxxxxxxxx>
> Sent: Saturday, February 07, 2004 11:11 PM
> Subject: Re: [amibroker] Tick charts / AFL TimeFrame Set
>
>
> > Tomasz Janeczko wrote:
> >
> > > But... you can test historical tick data... if you use eSignal
as your
> > data source.
> >
> > Thanks, Tomasz! I'll have to look into it. I'd always thought
eSignal
> > offered only real-time and delayed data, with a limited amount of
backfill.
> > If they can supply, say, the last five years or so worth of 500-
or-so tick
> > bars on the e-mini S&P, with corresponding data for NQ and some
of the
> > interest rates--real contracts, not composite--you've got me
covered
> > already.
> >
> > Owen
> >
> >
> >
> > Send BUG REPORTS to bugs@xxxx
> > Send SUGGESTIONS to suggest@xxxx
> > -----------------------------------------
> > Post AmiQuote-related messages ONLY to: amiquote@xxxxxxxxxxxxxxx
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> > Check group FAQ at:
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> >
> >
> >
> >
> >
> >
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