Re: Ceph Hackathon: More Memory Allocator Testing

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On Fri, 21 Aug 2015, Milosz Tanski wrote:
> On Fri, Aug 21, 2015 at 12:22 AM, Shishir Gowda
> <Shishir.Gowda@xxxxxxxxxxx> wrote:
> > Hi All,
> >
> > Have sent out a pull request which enables building librados/librbd with either tcmalloc(as default)  or jemalloc.
> >
> > Please find the pull request @ https://github.com/ceph/ceph/pull/5628
> >
> > With regards,
> > Shishir
> 
> Unless I'm missing something here, this seams like the wrong thing to.
> Libraries that will be linked in by other external applications should
> not have a 3rd party malloc linked in there. That seams like an
> application choice. At the very least the default should not be to
> link in a 3rd party malloc.

Yeah, I think you're right.

Note that this isn't/wasn't always the case, though.. on precise, for 
instance, libleveldb links libtcmalloc.  They stopped doing this 
sometime before trusty.

sage
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