Diego,
Vista will 'work' with 1GB but not very well. 2GB was a lot in XP but is
just enough for snappy performance in Vista.
Note that if you upgrade to 4GB of physical memory you are only going to use
a bit over 3GB in a 32 bit Vista.
My system is currently using 1025MB out of 2GB with just Vista Mail as the
active program, there are several background tasks loaded but a pretty clean
machine all in all.
Opening several instances of a program (where permited) does not usually
result in 'doubling' memory requirements as most of the program area is
reused (does need new areas for buffers etc).
If you don't have a memory usage monitor on your sidebar you might consider
adding one just to see how loading programs affects the memory usage. (I am
using one called Multi Meter downloaded from Microsoft site with 'add
gadgets' function).
Michael
<> wrote in message
news: ups.com...
> On Aug 22, 6:48 pm, "Michael" <mexxwalra...@verson.net> wrote:
>> When a program asks for a block of memory, and there is not sufficient
>> memory available, the request is refused and the memory is not allocated.
>> So
>> if there was 1GB available and the programs asked for 1.1GB, the request
>> would be refused and when you looked (after the refusal) there would be
>> 1GB
>> left.
>>
>> .5GB is not much to load a program and allocate edit space and buffers
>> especially for a graphics editing program for instance.
>> Programs tend to need more space to get started then often release the
>> space
>> used during their initialization.
>
> Well the thing is I haven't been doing heavy multitasking since I got
> this new computer and upgraded to Vista. All the times that the
> warning message appeared I was really only using one "heavy" program,
> which uses some 300 megs at most, usually less. With only that program
> open, there is no problem, but if I want to open some pictures with
> Vista's viewer, for example, I start getting over the red line. Those
> image viewers take very little memory. These aren't big pictures
> either.
>
> Also, the warnings seem to be rather random. I've been able to open
> two instances of the "heavy" program with no complaint, yet sometimes
> with just one instance and a couple of small apps it will complain...
>
> I think I will upgrade to 4 GB. I was thinking about doing it anyway.
> But it would still be nice for Vista to issue warnings only when
> really reaching the limit! I had no problems in XP opening many more
> apps than this, with an older system but also with 2 GB.
>
> Thanks again.
>
> Diego
>
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