Article View: comp.graphics.explorer
Article #206Re: IsosurfLat2 Limitations?
From: leep
Date: Thu, 24 Dec 1992 16:11
Date: Thu, 24 Dec 1992 16:11
35 lines
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1947 bytes
In article <1992Dec24.004917.1397@odin.corp.sgi.com>, ciemo@bananapc.csd.sgi.com (Dave Ciemiewicz) writes: > In article <1992Dec23.011833.10963@vax.oxford.ac.uk>, leep@vax.oxford.ac.uk writes: > |> > |> IsosurfaceLat and IsosurfaceLat2 both crash > |> on large data sets. The size is not > > ... > |> Peter Lee > > Something to check for - does your arenasize exceed the available disk space > on the disk specified by tempdir (default is /usr/tmp). The shared memory > arena used by explorer is mapped to a file under the tempdir directory. > This mapped file acts as the VM swapfile for the arena (not your swap > partition). > > The mapped arena file does not start out attempting to use all of the > disk space specified by arenasize. As memory is needed, the arena file > will grow. If it grows past the available memory, weird execution > behavior will occur and no errors that the arena has grown larger than > the available disk space will be displayed. I've encountered the kind of > weird behavior like you are seeing in the circumstances that I had specified > an arena larger than the disk space that I had. I don't know if this is > the problem that you are encountering. > > --- Dave Thanks, this was the problem. However, on the machine I was using most of the disk is full so I set the tempdir to a NSF mounted disk. When I did this none of my datascribe modules would work unless tempdir was on a local disk. Any ideas on what is wrong? cheers, peter lee
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Path: arc1-ca.pugleaf.net!sparky!uunet!pipex!bnr.co.uk!uknet!comlab.ox.ac.uk!oxuniv!leep From: leep@vax.oxford.ac.uk Newsgroups: comp.graphics.explorer Subject: Re: IsosurfLat2 Limitations? Message-ID: <1992Dec24.161137.10995@vax.oxford.ac.uk> Date: 24 Dec 92 16:11:37 GMT References: <1992Dec23.011833.10963@vax.oxford.ac.uk> <1992Dec24.004917.1397@odin.corp.sgi.com> Organization: Oxford University VAX 6620 Lines: 35