Date: Fri, 14 Apr 2017 21:01:22 -0500 From: Larry Rosenman <ler@lerctr.org> To: <rgrimes@freebsd.org> Cc: "Ngie Cooper (yaneurabeya)" <yaneurabeya@gmail.com>, "src-committers@freebsd.org" <src-committers@freebsd.org>, Alan Somers <asomers@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, Slawa Olhovchenkov <slw@zxy.spb.ru>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, Ngie Cooper <ngie@freebsd.org> Subject: Re: svn commit: r316938 - head/sbin/savecore Message-ID: <1920E973-DAB4-447D-B578-274288C251FF@lerctr.org> In-Reply-To: <201704150159.v3F1xd0q009325@pdx.rh.CN85.dnsmgr.net> References: <B6B4FC16-55E0-401B-8630-0B8F8C7850BB@lerctr.org> <201704150159.v3F1xd0q009325@pdx.rh.CN85.dnsmgr.net>
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On 4/14/17, 8:59 PM, "Rodney W. Grimes" <freebsd@pdx.rh.CN85.dnsmgr.net> wr=
ote:
> On 4/14/17, 8:35 PM, "Rodney W. Grimes" <freebsd@pdx.rh.CN85.dnsmgr.n=
et> wrote:
>=20
> > Yeah, I have the following:
> > borg.lerctr.org /home/ler $ swapctl -l
> > Device: 1024-blocks Used:
> > /dev/mfid0p3 8388608 0
> > /dev/mfid1p3 8388608 0
> > /dev/mfid2p3 8388608 0
> > /dev/mfid3p3 8388608 0
> > /dev/mfid4p3 8388608 0
> > /dev/mfid5p3 8388608 0
> > borg.lerctr.org /home/ler $ sysctl hw.physmem
> > hw.physmem: 137368682496
> > borg.lerctr.org /home/ler $
> >=20
> > SO 6 8G partitions (48G), but the dump is larger than 8G.=20
> =20
> Larry,
> This is a very good concern and point given todays more
> common huge memory foot prints and lots of spindles. I'll
> keep this in they back of my mind as I tromp around in the
> dump code. I have another solution that may work for you
> and that is to use Netdump rather than swapdump. This
> basically eliminates the trip to swap space and you end
> up going to savecore style output on the netdump server.
> =20
> --=20
> Rod Grimes rgrime=
s@freebsd.org
> =20
> What does it take for NetDump to work to a FreeNAS (9.10 nightly) ser=
ver since that?s what is ?next to? this server? =20
=20
As a netdump server FreeNAS would be fairly trivial to compile the netd=
ump
client code for. I should have running 11.0 and 10.2 code around
some place.
=20
--=20
Rod Grimes rgrimes@free=
bsd.org
=20
I=E2=80=99m also running:
borg.lerctr.org /home/ler $ uname -a
FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #23 r316945: Fri =
Apr 14 18:37:13 CDT 2017 root@borg.lerctr.org:/usr/obj/usr/src/sys/VT-LE=
R amd64
borg.lerctr.org /home/ler $
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