Hi,

Yes it is on portfolio equity.  But maybe it is because of numerous signals
(1000+)?

Louis

2008/7/22 Tomasz Janeczko <[EMAIL PROTECTED]>:

>    Check the formula and make sure you are using
> "Portfolio Equity" formula and *NOT* "Individual Equity".
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
>
> ----- Original Message -----
> *From:* Louis Préfontaine <[EMAIL PROTECTED]>
> *To:* [email protected]
> *Sent:* Tuesday, July 22, 2008 1:48 PM
> *Subject:* Re: [amibroker] Re: Speed the database!?
>
> It used to work fine before.  Maybe it's because I'm running on 1-minute
> with lot of signals and it happens when I click on the portfolio equity
> tab...
>
> Louis
>
> 2008/7/21 murthysuresh <[EMAIL PROTECTED]>:
>
>>   or maybe a bad hard drive !!! it happened to me recently and i was
>> blaming everything till i tried to install xp and the format took
>> forever.
>>
>>
>> --- In [email protected] <amibroker%40yahoogroups.com>, "Tomasz
>> Janeczko" <[EMAIL PROTECTED]>
>> wrote:
>> >
>> > IMHO it looks like you have virus on your computer that is busy
>> infecting all files on your hard disk.
>> >
>> > 10 seconds is what it takes to scan 1000 symbols on my end using
>> QP2 database.
>> >
>> > Best regards,
>> > Tomasz Janeczko
>> > amibroker.com
>> > ----- Original Message -----
>> > From: Louis Préfontaine
>> > To: [email protected] <amibroker%40yahoogroups.com>
>> > Sent: Monday, July 21, 2008 2:00 AM
>> > Subject: Re: [amibroker] Speed the database!?
>> >
>> >
>> > Right now I am trying to scroll and it takes like 10 seconds (no
>> joke!) to move... And I hear my computer loading, loading, loading...
>> >
>> > Hmm...
>> >
>> > Louis
>> >
>> >
>> > 2008/7/20 Louis Préfontaine <[EMAIL PROTECTED]>:
>> >
>> > Hi Tomasz,
>> >
>> > I thought that once I imported Metastock files the data was
>> going into my AB database. In fact, when I manually open AB
>> database's folder, I see each and every ticker. Are you sure the
>> data is in the Metastock files at that point? (The speed issue is
>> not in Real-time, but in my database that goes from last July till
>> last week).
>> >
>> > Scrolling is not immediate in my AB, even for charts with only
>> price and MA and portfolio equity. It takes some time to lead when I
>> scroll.
>> >
>> > I defragmented my hard drive, but still it is slow...
>> >
>> > Any idea?
>> >
>> > Thanks,
>> >
>> > Louis
>> >
>> >
>> >
>> >
>> > 2008/7/20 Tomasz Janeczko <[EMAIL PROTECTED]>:
>>
>> >
>> >
>> >
>> > No, they are NOT in AB local database. QCollector stores data
>> into Metastock databases and you
>> > are accessing external MS database.
>> >
>> > Also scrolling is *immediate* for any formula shipped with
>> AB.
>> > If it is not on your end, it means that you are using
>> > some formula of your own writing (or downloaded from
>> somewhere) that takes forever
>> > to execute.
>> >
>> > Faster? Use AmiBroker own IQFeed plugin, without man-in-the-
>> middle (QCollector).
>> > Still MS database should be fast enough, if it is not - it
>> means that your hard disk is badly fragmented.
>> >
>> > Best regards,
>> > Tomasz Janeczko
>> > amibroker.com
>> > ----- Original Message -----
>> > From: Louis Préfontaine
>> > To: [email protected] <amibroker%40yahoogroups.com>
>> > Sent: Sunday, July 20, 2008 4:05 PM
>> > Subject: Re: [amibroker] Speed the database!?
>> >
>> >
>> > Also, when I right-click to change the time displayed, it
>> takes 3-4 seconds and lot of loading... Any way to speed this?
>> >
>> > Thanks,
>> >
>> > Louis
>> >
>> >
>> > 2008/7/16 Louis Préfontaine <[EMAIL PROTECTED]>:
>> >
>> > Hi Tomasz,
>> >
>> > I am using data that has already been downloaded with
>> QCollector. Hence, I am running on a local database and what takes
>> like 3-4 seconds is scrolling through the 1-minute bars. Let's say
>> it is Day 1 at 11:00 and I want to scroll back to Day 0, I use my
>> mouse wheel but for 3-4 seconds the images does not move at all, then
>> I hear my computer loading, then I see the bars before. Is there a
>> way to make that faster?
>> >
>> > Thanks,
>> >
>> > Louis
>> >
>> >
>> > 2008/7/15 Tomasz Janeczko <[EMAIL PROTECTED]>:
>>  >
>> >
>> >
>> > Hello,
>> >
>> > No, it does NOT take 3-4 seconds to load each ticker.
>> Loading (i.e. switching between symbols) is INSTANT.
>> >
>> > It takes 3-4 to BACKFILL. That's huge difference.
>> >
>> > Are you aware that you are on 256kbps connection. That
>> means that your fully saturated connection is able
>> > to deliver about 25KB of data per second. Now do you
>> have any idea how much data is one day
>> > of 1-minute data?
>> >
>> > As far as I remember you are using IQFeed. It delivers
>> data in ASCII format.
>> >
>> > Let's say single quote line is 100 bytes. Compressed
>> it is 50. Now there are 60 lines per minute and
>> > 480 lines per 8 hours. That's 24KB PER DAY PER SYMBOL
>> of 1-minute data. That means
>> > that it takes 1-second FULLY SATURATED your internet
>> connection to deliver 1-day worth of 1-minute data for one symbol.
>> > That's physical limit of your internet connection.
>> >
>> > Yes there is a way to get it faster:
>> > a) invest in better internet connection
>> > b) subscribe to data source that allows those 500
>> symbols to be streaming
>> > c) run scan with wait for backfill PRIOR to market
>> open. Once you initialy scan all symbol
>> > UNCHECK "wait for backfill" and scans will fun blazing
>> fast.
>> >
>> > Best regards,
>> > Tomasz Janeczko
>> > amibroker.com
>> > ----- Original Message -----
>> > From: Louis Préfontaine
>> > To: [email protected] <amibroker%40yahoogroups.com>
>> > Sent: Monday, July 14, 2008 11:02 PM
>> > Subject: [amibroker] Speed the database!?
>> >
>> >
>> > Hi,
>> >
>> > I have my 1-minute database setted with all my
>> tickers and everything, but damn it it is so slow! It takes like 3-4
>> seconds to load each ticker... Is there a way to make it run faster,
>> considering I don't need all the data when exploring?
>> >
>> > Thanks,
>> >
>> > Louis
>> >
>>
>>
>  
>

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