Thanks Chinh,
Following your instructions I am now able to increase memory to 1930
MB using the GUI.
Fred.
On Wed, Jul 9, 2008 at 11:17 AM, <[email protected]> wrote:
> "Fred Wolfe" <[email protected]> wrote:
>
>> The maximum memory I can access with a Mac Pro 8 GB, OS 10.5 (Leopard)
>> is 1625 MB (set mem 1625m) which actually allocates 1711 according to
>> Stata.
>
> I suspect the reason that Fred cannot allocate more than 1625 MB of memory is
> because the default amount of memory he allocated to Stata is 1625 MB (perhaps
> set earlier by -set memory 1625m, perm-). This is a perfectly reasonable
> thing to do and on other platforms, you can allocate more memory (assuming you
> have more available) after Stata has started up.
>
> What's happening on the Mac GUI version is that after Stata allocates its big
> block of memory during startup, the GUI is allocating some memory for itself
> and actually fragmenting the available memory. Stata takes steps to prevent
> this memory fragmentation from happening when it starts up (successfully on
> other platforms) but can't prevent the Mac GUI from fragmenting the memory.
> Note that the Mac console version does not have this problem.
>
> The good news is that the problem is avoidable. First, set the default amount
> of memory allocated to Stata to something much less than what's required
> (-set memory 10m, perm-). If you want Stata to start up with 1625 MB
> of memory (or even more), create a profile.do in
> "~/Library/Application Support/Stata" containing the line
>
> set memory 1625m
>
> (or even -set memory 2200m-)
>
> What will happen in this case is Stata will come up with the default small
> memory allocation (set in an earlier invocation with -set memory 10m, perm-),
> the GUI will be loaded, and then profile.do will be executed, at which point
> the large memory allocation should succeed.
>
> You now have your preferred large memory allocation and can still allocate
> more to Stata later if you need it. The other users who were only able to
> allocate roughly a gig of memory probably set Stata's default memory
> allocation to a gig and need to take the same steps in preventing this
> problem.
>
> Note that there's still no guarantee that you can allocate 2200 MB at any time
> to Stata (or at all) simply because the memory may not be available or
> fragmented due to any number of reasons.
>
> If you still have problems in allocating memory to Stata, feel free to contact
> tech support for more help.
>
> -Chinh Nguyen
> [email protected]
> *
> * For searches and help try:
> * http://www.stata.com/support/faqs/res/findit.html
> * http://www.stata.com/support/statalist/faq
> * http://www.ats.ucla.edu/stat/stata/
>
--
Fred Wolfe
National Data Bank for Rheumatic Diseases
Wichita, Kansas
NDB Office +1 316 263 2125 Ext 0
Research Office +1 316 686 9195
[email protected]
*
* For searches and help try:
* http://www.stata.com/support/faqs/res/findit.html
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/
