[issue18744] pathological performance using tarfile

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

I think in most cases peoples extracts archives in natural order and don't have a failure.

But adding a warning looks reasonable.

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assignee:  -> docs at python
components: +Documentation -Library (Lib)
nosy: +docs at python
stage:  -> needs patch
versions: +Python 3.3, Python 3.4

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<http://bugs.python.org/issue18744>
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