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Date:      Fri, 13 Nov 2015 10:39:27 +0100
From:      Fabian Keil <freebsd-listen@fabiankeil.de>
To:        Doug McIntyre <merlyn@geeks.org>
Cc:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: freebsd-update-server current repo location?
Message-ID:  <20151113103927.1c3654e8@fabiankeil.de>
In-Reply-To: <20151112205736.GB15217@geeks.org>
References:  <20151110174248.GB73663@geeks.org> <CAHzLAVE4Fu%2B%2BSvoELuHJ5EefRx==g60zRtJntLqDTU6KLt%2B9xQ@mail.gmail.com> <20151112205736.GB15217@geeks.org>

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Doug McIntyre <merlyn@geeks.org> wrote:

> On Wed, Nov 11, 2015 at 10:25:05AM -0500, Rick Miller wrote:
> > On Tue, Nov 10, 2015 at 12:42 PM, Doug McIntyre <merlyn@geeks.org> wrot=
e: =20
> > > But I'm having problems during the big build with the machine chowing
> > > memory to inactive memory and eventually running out of swap. ..
> > > So I was looking for the current repo of this code? [freebsd-update-s=
erver] =20
> >...=20
> > A recent build consumed approximately 12GB of swap on a VM with 8 CPUs =
and
> > 32GB RAM.  I chocked the resource utilization up to the fact that the VM
> > did not have enough RAM.  Building FreeBSD source, especially multiple
> > instances of it, is likely to be much more memory intensive than the VM=
 had
> > in capacity. =20
>=20
> Thats the thing though, during the build, it doesn't really take all that=
 much
> memory, it is mostly doing a ton of disk activity, while the multiple com=
piles
> are going on all around it, they use up a reasonable, expected amount of =
memory.=20
> Nothing that I wouldn't expect.=20
>=20
> But then poof, all of a sudden inactive memory starts growing, and growin=
g.
> At only certain points in the cycle and in jumps and jerks upward.=20
>=20
> I was hoping the FreeBSD release team actually published their code somep=
lace.
>=20
> But at least it sounds like the same as I obvserved happens to others. I =
wasn't
> going to bother giving huge amounts of RAM to the build machine, but I can
> at least put in a couple swap files or whatever to eat all this inactive
> RAM swapped out during the process easily enough.

If you are using ZFS, you may want to take a look at the various patches at:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D187594

Fabian

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