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[bug#33643] [PATCH] gnu-build-system: Enable xz to decompress in paralle
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From: |
Efraim Flashner |
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Subject: |
[bug#33643] [PATCH] gnu-build-system: Enable xz to decompress in parallel. |
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Date: |
Mon, 10 Dec 2018 20:48:43 +0200 |
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User-agent: |
Mutt/1.11.0 (2018-11-25) |
On Mon, Dec 10, 2018 at 11:24:29AM -0500, Leo Famulari wrote:
> On Sun, Dec 09, 2018 at 04:32:01PM +0200, Efraim Flashner wrote:
> > If the tarball is compressed in parallel then it can be decompressed in
> > parallel.
>
> The xz documentation says that parallel decompression is not
> implemented? Is that no longer the case?
Looks like I got caught up with the original release notes.
https://git.tukaani.org/?p=xz.git;a=blob;f=NEWS;hb=HEAD#l94
Looks like it's specifically only compression.
>
> > As for compressing in parallel, it *might work* to pass it through our
> > non-bootstrap tar for 'tar --sort=name' and then pass it through xz
> > -T(pick-a-num).
>
> That could be helpful!
--
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