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Date: Sun, 2 Apr 2006 15:15:19 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: "Marc G. Fournier" <scrappy@hub.org>
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Subject: Re: [FreeBSD 6] semctl broken compared to 4-STABLE ...
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On Sun, Apr 02, 2006 at 02:55:39PM -0300, Marc G. Fournier wrote:
>=20
> Back in April '05, someone posted a thread about PostgreSQL within FreeBS=
D=20
> jails:
>=20
> http://unix.derkeiler.com/Mailing-Lists/FreeBSD/stable/2005-04/0837.html
>=20
> At the time (and to date) I reported that I was running several PostgreSQ=
L=20
> daemons, all on the same port, using FreeBSD 4.x, and all within a jail=
=20
> each ... and I continue to do this without any problems ...
>=20
> Today, on our new FreeBSD 6.x machine, I am now experiencing the same=20
> problem that Alexander originally reported ...
>=20
> Its not PostgreSQL related ... I'm running 4x7.4 servers on a FreeBSD 4.x=
=20
> box, all on the same port ... here, I'm trying to run 2x7.4 servers on a=
=20
> FreeBSD RELENG_6 box ...
>=20
> So, something has changed with FreeBSD 6's (and, according to the above=
=20
> thread, 5's) use of shared memory and semaphores that is breaking the=20
> ability to do this ... something that did work as hoped in FreeBSD 4 ...

See jail(8)?

Kris

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