Re: [SLUG] transparently-decompressing filesystem

From: Paul M Foster (paulf@quillandmouse.com)
Date: Wed Dec 03 2008 - 22:23:30 EST


On Wed, Dec 03, 2008 at 07:04:06PM -0500, Eben King wrote:

> I downloaded a bunch of PDBs (3D chemical models) from the nice folks at
> wwdb.com and their rsync script. It's around 7.3 GiB when broken into
> subdirectories and each subdir is tarred and bzipped, but around 40-45 GiB
> decompressed. That's the sort of thing I can't justify keeping around
> uncompressed, but the viewer doesn't dive into archives automatically. Is
> there any sort of filesystem that stores data compressed then uncompresses
> it automatically, sort of like Stacker for Linux? I guess if there were
> software which enabled random access on a compressed file and I
> loopback-mounted that file, that would work.

My understanding is that mc and many other file managers will
automatically decompress a file on the fly when you click on the
filename. Then you can click on the file-within-a-file you want to look
at, to launch the application that understands that filetype. For
example, you can click on a tarball (gzipped tar file) of PDFs, and the
PDF filenames will all show up. Then you can select (click) any of the
PDFs and xpdf will run to show you the PDF.

No, this isn't what you asked for, but I suspect it's easier than what
you might have to go through to find and install a whole filesystem that
does this.

Paul

-- 
Paul M. Foster
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