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Readonly and Shadow versions of a Release
There are two versions of each release, directories that contain a release; one is a "shadow" releasedirectory, hidden using the dot (.) format:
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Volume Name
pkg.java.i386_linux2
This listing for this directory will not be visible but it is still public.is not shown unless the -a option of the ls command is used.
The other directory is the production directory The corresponding public release is the "readonly" release and the afs volume name ends in ".read"
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Volume Name
pkg.java.i386_linux2.read
The listing for this directory is visible
In the directory containing the downloaded files,
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