Hello,
On Tue, Oct 28, 2014 at 3:54 AM, Rashad M <mohammedrasha...@gmail.com>
wrote:
>
>
>
> On Tue, Oct 28, 2014 at 12:51 AM, Kai Tietz <ktiet...@googlemail.com>
> wrote:
>
>> Hi Rashad,
>>
>> 2014-10-27 20:13 GMT+01:00 Pavel <pa...@pamsoft.cz>:
>> > Hi Rashad,
>> >
>> > I believe this is given by the 32 bit implementation of Win32 API
>> > (surprisingly, the API on 64bit systems is also called Win32, but is
>> > implemented as 64bit). The system simply does not allow you to allocate
>> > more memory. It even looks like the 3GB option (4GT) is maybe not
>> > supported on Windows Vista/7/8 at all.
>> >
>> > Some interesting info can be found in this thread:
>> >
>> http://www.sevenforums.com/general-discussion/114715-4-gigabyte-tunning-windows-7-ultimate-32-bit.html
>> >
>> > some other info related to pre-Vista systems is here:
>> > http://technet.microsoft.com/en-us/library/cc786709(v=WS.10).aspx
>> >
>> > Well, clearly - the answer is: if you want to allocate more than 2GB of
>> > memory, use 64bit application.
>> >
>> > Pavel
>>
>> That's not quite true ;) Even if it sounds easy
>>
>> Hi Kai,
>
> Thanks for reply.
>
> On 32-bit OSes --large-address-aware has an effect of enabling up to 3
>> GB of memory for a process, if all used DLL having this flag set too,
>>
>
> all used DLL means from binuilts or gcc ?
>
sorry to bother again, but I am stick stuck on this part. how to add this
option? I knew its a linker flag but from where do I start adding this?
ld.exe,gcc.exe or just my application ?
>
>
>> and the boot-options of the OS have special option. Not recalling its
>> exact name, but IIRC it was /4GB or something like that. Google will
>> tell you by searching for large address aware ...
>>
>
I tried that too but didn't work
>
>
>>
>> On 64-bit the picture is different, as here this flag has indeed an
>> effect even without addng boot-option. Here a 32-bit process can get
>> up to 4GB of usable process-space.
>>
>
> On 64bit even without any special flags and less RAM 3GB my code is
> working.
>
>>
>> >>
>> >> The page says that supported OS are XP and 2003 Server.
>> >>
>> >>
>> >> why --large-address-aware linker option is not helpful. Can anyone
>> >> explain this?
>>
>> See for more details on msdn links like
>>
>> http://msdn.microsoft.com/en-us/library/windows/desktop/bb613473%28v=vs.85%29.aspx
>>
>> Regards,
>>
>> Kai
>>
>>
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>>
>
>
>
> --
> Regards,
> Rashad
>
--
Regards,
Rashad
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