Robert Wolfe (rwolfe++at++dciem.dnd.ca)
Fri, 06 Aug 1999 11:34:58 -0400
Robert
Angus Dorbie wrote:
>
> There is no easy answer, and a couple of issues you must consider.
>
> The arena must be contiguous in virtual address space and the loading of
> various dso's can adversely affect the arena growth.
>
> Making the arena large to begin with is helpfull but remember it grows
> by doubling so you may see counterintuitive results if you don't bear
> this in mind.
>
> You should check the archives for detailed information on moving DSO's
> to support large databases. It seems like those cases are a pretty good
> match with yours.
>
> Cheers,Angus.
>
> Klaus Otto wrote:
> >
> > Hi,
> >
> > I'm trying to load a MultiGen database of about 500MB of flt-files
> > into perfly on a 512 MB Memory Onyx2 IR, Irix 6.52.
> >
> > After a while, perfly terminates telling me:
> > unable to allocate x bytes from arena ...
> >
> > I increased PFSHAREDSIZE and swap space on disk with some strange
> > results given in the list below:
> >
> > HDisk swap PFSHAREDSIZE Terminated at
> > 2.5 gb 1950000000 962000 kB
> > 2.5 gb 1999999000 976000 kB
> > 2.5 gb 2500000000 610351 kB
> > 2.5 gb 1000000000 976000 kB
> > 1.5 gb 1999999000 976000 kB
> > 3.5 gb 2500000000 870993 kB
> > 3.5 gb 2200000000 934246 kB
> >
> > It sometimes looks like decreasing the PFSHAREDSIZE gives more space.
> >
> > I know from the achives that this has been topic several times,
> > but none of those cases seem to match this one.
> >
> > Thank you in advance,
> >
> > Klaus
> > ------------------------------------------------------
> > | Klaus Otto | |
> > | CAE Elektronik GmbH | Email: kotto++at++cae-gmbh.de |
> > | Abt. Systemtechnik | |
> > | Steinfurt 11 | Tel. : +49-2402-106-456 |
> > | D-52222 Stolberg | Fax : +49-2402-106-270 |
> > | Germany | Web : http://www.cae.de |
> > ------------------------------------------------------
> >
> > -----------------------------------------------------------------------
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>
> --
> Never express yourself more clearly than you think.
> Neils Bohr
> Read this:
> http://www.vcnet.com/bms/features/3d.html
>
> For advanced 3D graphics Performer + OpenGL based examples and tutors:
> http://www.dorbie.com/
> -----------------------------------------------------------------------
> List Archives, FAQ, FTP: http://www.sgi.com/software/performer/
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-- Robert Wolfe, consultant Simulation and Training Defence and Civil Institute of Environmental Medicine 1133 Sheppard Ave., W., Toronto, Ontario CANADA M3M 3B9 (416) 635-2065 robert.wolfe++at++dciem.dnd.ca
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