Nick
[email protected]
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]On Behalf Of Michael
> Blasnik
> Sent: 30 March 2004 23:31
> To: [email protected]
> Subject: st: Re: RE: Re: OS memory availability
>
>
> This should be quite handy. It would be worthwhile to make
> it rclass and
> leave behind key info in r(), such as r(freephysicalmemory).
> Also, the
> listing of info has a small type:
>
> di as txt `v'[1] ": " `v'[2]
>
> should be:
>
> di as txt "`v': "` v'[1]
>
> Michael Blasnik
> [email protected]
>
> ----- Original Message -----
> From: "Nick Cox" <[email protected]>
> To: <[email protected]>
> Sent: Tuesday, March 30, 2004 5:17 PM
> Subject: st: RE: Re: OS memory availability
>
>
> > I built a bit on Kevin's useful idea.
> > If you don't see the downside of this
> > program, don't use it. If you want to
> > build on it, feel free.
> >
> > program systeminfo
> > version 8
> > tempfile file
> > preserve
> > clear
> > shell systeminfo /FO CSV > `file'
> > qui insheet using `"`file'"', comma
> >
> > foreach v of var * {
> > di as txt `v'[1] ": " `v'[2]
> > }
> > end
> >
> >
> > Nick
> > [email protected]
> >
> > > -----Original Message-----
> > > From: [email protected]
> > > [mailto:[email protected]]On Behalf Of
> Kevin Turner
> > > Sent: 30 March 2004 22:40
> > > To: [email protected]
> > > Subject: st: Re: OS memory availability
> > >
> > >
> > > Fred Wolfe <[email protected]> writes:
> > >
> > > >Thanks for the comments. I wrote the following program to
> > > try to get at the
> > > >issue. It reports back the level of memory that does not get
> > > an "op. sys.
> > > >refuses to provide memory" error.
> > >
> > > Like Fred, I've placed -set mem- inside of a for loop and
> > > captured the highest
> > > value that Stata can successfully allocate. I don't know if
> > > there is a way to
> > > obtain the highest value apart from experimentation because
> > > the value is
> > > not guaranteed to be constant over time. The reason for this
> > > is that, on
> > > Windows, it represents the largest _continuous_ free block of
> > > memory. As
> > > programs request and free up portions of memory, this space
> > > can potentially
> > > change in size.
> > >
> > > However, if you want to dynamically find the amount of
> > > physical memory (like
> > > David was asking) you can get this value using a DOS command.
> > >
> > > From Stata:
> > >
> > > . shell systeminfo /FO CSV > systeminfo.csv
> > > . insheet using systeminfo.csv, comma
> > >
> > > This imports a dataset with various system
> specifications. The first
> > > observation contains all the variable names and the second
> > > observation contains
> > > their values. Get the values you want and then clear the dataset.
> > >
> > > To prevent thrashing of virtual memory, stay at or below the
> > > value in v23 and
> > > make sure that Stata is not competing for memory resources
> > > with another
> > > running program.
> > >
> > > . list v23 in 2
> > >
> > > Hope this helps,
> > >
> > > --Kevin
> > > [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/
> > >
> >
> > *
> > * 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/
>
>
> *
> * 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/
>
*
* 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/
