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 > > > > >
