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Hello,
http://en.wikipedia.org/wiki/Virtual_memory
http://en.wikipedia.org/wiki/Virtual_address_space
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "Steve Dugas" <sjdugas@xxxxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Monday, September 15, 2008 12:20 AM
Subject: Re: [amibroker] AmiBroker 5.17.0 BETA released
> TJ, thank you for adding /3GB ability, now I am able to run 4 instances
> with larger opts than before - I still haven't hit the new limit yet.
> 8 - ) But if you or anyone knows, I guess I still don't understand
> exactly how the memory limitations work. I have 4G of RAM. At first I
> thought that with virtual memory ( paging file ), I would be able to
> effectively have more than 4G. Then I learned that 32-bit windows can only
> allocate 4G, and apps are limited to 2G, or 3G with /3GB switch. But when I
> finish running large opts and then look at Task Manager, it *looks* like,
> with the paging file included, I *do* have more than 3G available to me. I
> have included some stats from Task Manager below - could anyone explain to
> me exactly how this works and if it is possible to know in advance how much
> total memory I can use? Thank you!
>
> Steve
>
> Task Manager stats after running 4 simultaneous large Opts
> -----------------------------------------------------------
>
> Page file usage = 3.79 G
>
> Commit Charge ( total memory allocated to apps and OS )
> total = 3.999 G
> limit = 9.409 G
> peak = 5.147 G
>
> Physical Memory ( RAM )
> total = 3.406 G
> available = 2.757 G
> system cache = 0.579 G
>
>
> ----- Original Message -----
> From: "Tomasz Janeczko" <groups@xxxxxxxxxxxxx>
> To: <amibroker@xxxxxxxxxxxxxxx>
> Sent: Tuesday, September 09, 2008 1:44 PM
> Subject: Re: [amibroker] AmiBroker 5.17.0 BETA released
>
>
>> Hello,
>>
>> This is now fixed.
>>
>>
>>
>> CHANGES IN VERSION 5.17.1 (as compared to 5.17.0):
>>
>> a.. In 5.17.0 "Current symbol" selection in AA always used first symbol
>> in the database. Fixed.
>> http://www.amibroker.com/devlog/2008/09/09/amibroker-5170-beta-released/
>>
>>
>> Best regards,
>> Tomasz Janeczko
>> amibroker.com
>> ----- Original Message -----
>> From: "Prashanth" <prash454.ta@xxxxxxxxx>
>> To: <amibroker@xxxxxxxxxxxxxxx>
>> Sent: Tuesday, September 09, 2008 7:18 PM
>> Subject: Re: [amibroker] AmiBroker 5.17.0 BETA released
>>
>>
>>> Hllo Tj,
>>>
>>> I am facing the same problem.
>>>
>>> If I click on either BackTest or Individual Backtest after selecting
>>> Apply
>>> to Current Symbol, it runs the backtest on the First Symbol of the
>>> Database
>>> ir-respective of which ticker is currently displayed.
>>>
>>> Regards.
>>>
>>> Prashanth
>>>
>>> ----- Original Message -----
>>> From: "Tomasz Janeczko" <groups@xxxxxxxxxxxxx>
>>> To: <amibroker@xxxxxxxxxxxxxxx>
>>> Sent: Tuesday, September 09, 2008 21:51
>>> Subject: Re: [amibroker] AmiBroker 5.17.0 BETA released
>>>
>>>
>>>> I have run backtest /individual over current symbol and over watchlist
>>> without any problems.
>>>>
>>>> 5.17 is highly recommended over 5.16 as
>>>> 5.16 has a bug causing it to occassionally create very large files on
>>> disk.
>>>> All users should upgrade to 5.17 if they use any earlier beta.
>>>>
>>>> Best regards,
>>>> Tomasz Janeczko
>>>> amibroker.com
>>>> ----- Original Message -----
>>>> From: "Boris Kanevsky" <lanbor@xxxxxxx>
>>>> To: <amibroker@xxxxxxxxxxxxxxx>
>>>> Sent: Tuesday, September 09, 2008 5:59 PM
>>>> Subject: Re: [amibroker] AmiBroker 5.17.0 BETA released
>>>>
>>>>
>>>>
>>>> > Hi Tomasz!
>>>> > I have problem to run AmiBroker 5.17.0 BETA on AA,
>>>> > when I try to backtest Individual stock from watchlist.?
>>>> > When I return to 5.16.0 BETA it works fine.
>>>> >
>>>> > ------------------------------------
>>>> >
>>>> > Please note that this group is for discussion between users only.
>>>> >
>>>> > To get support from AmiBroker please send an e-mail directly to
>>>> > SUPPORT {at} amibroker.com
>>>> >
>>>> > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>>>> > http://www.amibroker.com/devlog/
>>>> >
>>>> > For other support material please check also:
>>>> > http://www.amibroker.com/support.html
>>>> > Yahoo! Groups Links
>>>> >
>>>> >
>>>> >
>>>>
>>>> ------------------------------------
>>>>
>>>> Please note that this group is for discussion between users only.
>>>>
>>>> To get support from AmiBroker please send an e-mail directly to
>>>> SUPPORT {at} amibroker.com
>>>>
>>>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>>>> http://www.amibroker.com/devlog/
>>>>
>>>> For other support material please check also:
>>>> http://www.amibroker.com/support.html
>>>> Yahoo! Groups Links
>>>>
>>>>
>>>>
>>>
>>>
>>> ------------------------------------
>>>
>>> Please note that this group is for discussion between users only.
>>>
>>> To get support from AmiBroker please send an e-mail directly to
>>> SUPPORT {at} amibroker.com
>>>
>>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>>> http://www.amibroker.com/devlog/
>>>
>>> For other support material please check also:
>>> http://www.amibroker.com/support.html
>>> Yahoo! Groups Links
>>>
>>>
>>>
>>
>> ------------------------------------
>>
>> Please note that this group is for discussion between users only.
>>
>> To get support from AmiBroker please send an e-mail directly to
>> SUPPORT {at} amibroker.com
>>
>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>> http://www.amibroker.com/devlog/
>>
>> For other support material please check also:
>> http://www.amibroker.com/support.html
>> Yahoo! Groups Links
>>
>>
>>
>>
>
>
>
> ------------------------------------
>
> Please note that this group is for discussion between users only.
>
> To get support from AmiBroker please send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
> For other support material please check also:
> http://www.amibroker.com/support.html
> Yahoo! Groups Links
>
>
>
------------------------------------
Please note that this group is for discussion between users only.
To get support from AmiBroker please send an e-mail directly to
SUPPORT {at} amibroker.com
For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
http://www.amibroker.com/devlog/
For other support material please check also:
http://www.amibroker.com/support.html
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