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bug#22086: 25.1.50; [PATCH] Integrate the musl hybrid mallo


From: Eli Zaretskii
Subject: bug#22086: 25.1.50; [PATCH] Integrate the musl hybrid mallo
Date: Mon, 01 Feb 2016 21:38:09 +0200

> From: Wolfgang Jenkner <address@hidden>
> Date: Mon, 01 Feb 2016 19:34:20 +0100
> Cc: address@hidden
> 
> On Mon, Feb 01 2016, Paul Eggert wrote:
> 
> > On 02/01/2016 07:15 AM, Wolfgang Jenkner wrote:
> 
> >> 18788992 of 33554432 static heap bytes used
> 
> > I wonder why you're using way more static heap bytes than I am? I get
> > this on Fedora 23 x86-64 when configured via
> > './configure --enable-gcc-warnings --with-modules
> > emacs_cv_var_doug_lea_malloc=no':
> >
> > 11892256 of 33554432 static heap bytes used
> > 92482 pure bytes used
> >
> > 10765856 of 33554432 static heap bytes used
> > 2781901 pure bytes used
> >
> > The first is when building bootstrap-emacs, the second is when
> > building emacs.
> 
> Ah, indeed, the static heap size is much smaller in the final dump:
> 
> Pure-hashed: 24083 strings, 3801 vectors, 38521 conses, 3706 bytecodes, 102 
> others
> Dumping under the name emacs
> 9663104 of 33554432 static heap bytes used
> 2777644 pure bytes used
> Adding name emacs-25.1.50.1
> : paxctl -zex emacs
> 
> Also, I get an only slightly larger number when dumping bootstrap-emacs
> with the pre-compiled elisp files.  Perhaps, you got the first number
> with the *.elc files still being around from a previous test?

You guys are aware that the amount of memory used when dumping depends
on such factors as the length of the absolute file name of the
directory where you build Emacs, right?





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