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RE: [amibroker] OUT of MEMORY code



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Thank you

Will be giving this a try when I really use my memory on projects and not just with AB

 

 

Mark

 

 

 


From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of J. Biran
Sent: Friday, December 23, 2005 2:37 AM
To: amibroker@xxxxxxxxxxxxxxx
Subject: RE: [amibroker] OUT of MEMORY code

 

I have seen some articles claiming that for large amount of RAM page file should not be increased.
(with very large RAM size you do not need to use any page file at all). Excessive page file actually
has a negative effect on performance (searching vast size of empty file takes longer).

 

There is a tiny freeware utility called XP Page File Monitor ( XP_PageFileMon.zip circa 2003)
that you should be able to find, it runs as a shut down script.

 

Once installed, it monitors your actual usage of page file and writes it to file on all windows shut downs.

You will be surprised at the results.

 

I have 2GB RAM and set the page file to 2GB which is about 4 times the maximum I ever saw during
2 months of monitoring.

 



Joseph Biran
____________________________________________

 


From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of dan_public@xxxxxxxxxxx
Sent: Tuesday, December 20, 2005 6:53 PM
To: amibroker@xxxxxxxxxxxxxxx
Subject: RE: [amibroker] OUT of MEMORY code

 

 

Yep, not your installed memory.  I have 1.5Gb and AB runs fine.

 

Just a thought...  Try turning Off the code switch and then turning off HyperThreading (I think that's an option), then turn off both.

 

Also, have you checked your page file size?  At 2Gb of memory, it should be set to about 3Gb. 

 

I can't think of anything else.

 

Good luck,

 

Dan.

 

 

-------------- Original message --------------
From: "Mark Keitel" <mkeitel@xxxxxxxxxxxxxxx>

2gb of memory, think it is like 533 speed, Hyper thread machine,   plus I changed the Microsoft code switch to allow 3gb of memory and page memory is maxed out too

 

That is not the issue,  has to do with settings inside AB I would think

 

 

 

Mark

 

 

 


From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of dan_public@xxxxxxxxxxx
Sent: Tuesday, December 20, 2005 7:52 PM
To: amibroker@xxxxxxxxxxxxxxx
Subject: Re: [amibroker] OUT of MEMORY code

 

Mark,

 

AB and eSignal are memory "intensive".   With EOD data (i.e., no live datafeed), I've had AB use more than 1/2 Gb of memory after an exploration.

 

How much memory does your system have?  If less than 1Gb, consider upgrading.  

 

Regards,

 

Dan.

 

-------------- Original message --------------
From: "aajohnah" <aajohnah@xxxxxxxxxxxxxxx>

I am trying to run an explore on my whole data base now and am getting an out of memory though it says

E-signal out of memory and AB is locked up

 

Any suggestion?

 

Thank you

 

 

 

Mark

 

 

 

 

 





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