20040217 unhoses unzip!

[Christopher Faylor]

On Tue, Feb 17, 2004 at 11:46:15PM -0500, Thomas L Roche wrote:
>On Tue, 17 Feb 2004, Christopher Faylor wrote:
>>> Hmm.  I really don't understand why unless you were unzipping *a lot*
>>> of files with long filenames.  There should have been something like
>>> 32MB of space to waste before you saw the problem.
>
>Igor Pechtchanski Tue, 17 Feb 2004 22:09:51 -0500 (EST) 
>> They were.  1.4G zip archives with tens of thousands of small files, 
>many
>> with path lengths > 1k.
>
>That also explains why the problem only appeared well into a run (30-60
>min), and why it was unreproducible "in the small" (i.e. a testibly-bad
>but sendably-short input). Even our relatively small (~100 MB) base files
>unzip'ed OK throughout.
>
>Hoping this helps emacs, too ... can't see how, other than it's also hot
>for RAM, but one can hope :-)

The memory leak only happens for file names that are greater than ~130
characters or so.

Unless you are doing something with A LOT of files with this
characteristic in emacs, it is not likely that this is the problem.

cgf

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