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Re: Autoconf distributions and xz dependency
From: |
Eric Blake |
Subject: |
Re: Autoconf distributions and xz dependency |
Date: |
Fri, 02 Mar 2012 10:27:31 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.1) Gecko/20120216 Thunderbird/10.0.1 |
On 03/02/2012 10:24 AM, Jim Meyering wrote:
> Bob Friesenhahn wrote:
>
>> On Fri, 2 Mar 2012, Bob Friesenhahn wrote:
>>>
>>> I tried to test how much peak memory 'xz' uses to decompress the
>>> autoconf tarball but was (apparently) defeated by the strange way
>>> that 'xz' is linked. I will try again with a different tool this
>>> weekend.
>>
>> Ok, I have now measured how much memory the 'xz' I have here requires
>> under Linux to decompress the autoconf beta tarball. It requires
>> 67,184,168 bytes of heap memory. This seems to match the xz
>> documentation for the -9 compression level.
>
> The autoconf tarball is not large enough to warrant using xz's -9 option.
> A simple xz -e (i.e., use the default of -6) should be fine.
What's the magic to add to cfg.mk to get that change in default? I just
used gnulib's maint.mk 'make beta' to make the 2.68b tarball, so if the
defaults are wrong in maint.mk, maybe we should be fixing things
upstream from autoconf.
--
Eric Blake address@hidden +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- Autoconf distributions and xz dependency, Bob Friesenhahn, 2012/03/02
- Re: Autoconf distributions and xz dependency, Jim Meyering, 2012/03/02
- Re: Autoconf distributions and xz dependency, Bob Friesenhahn, 2012/03/02
- Re: Autoconf distributions and xz dependency, Jim Meyering, 2012/03/02
- Re: Autoconf distributions and xz dependency, Bob Friesenhahn, 2012/03/02
- Re: Autoconf distributions and xz dependency, Bob Friesenhahn, 2012/03/02
- Re: Autoconf distributions and xz dependency, Jim Meyering, 2012/03/02
- Re: Autoconf distributions and xz dependency,
Eric Blake <=
- Re: Autoconf distributions and xz dependency, Jim Meyering, 2012/03/02
- Re: Autoconf distributions and xz dependency, Jim Meyering, 2012/03/02
- Re: Autoconf distributions and xz dependency, Jim Meyering, 2012/03/02
Re: Autoconf distributions and xz dependency, Warren Young, 2012/03/02
- Re: Autoconf distributions and xz dependency, Eric Blake, 2012/03/02
- Re: Autoconf distributions and xz dependency, John Hawkinson, 2012/03/02
- Re: Autoconf distributions and xz dependency, Warren Young, 2012/03/02
- Re: Autoconf distributions and xz dependency, Russ Allbery, 2012/03/02
- Why I am happy to dump gzip for xz, Jim Meyering, 2012/03/06
- Re: Why I am happy to dump gzip for xz, Bob Friesenhahn, 2012/03/06