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Re: two versions on same linux

From: "Paul Gimpelj" <pgimpelj(at)sympatico(dot)ca>
To: <pgsql-admin(at)postgresql(dot)org>
Subject: Re: two versions on same linux
Date: 2004-05-23 22:25:19
Message-ID: 000901c44114$d58aa0c0$3410fea9@zoom (view raw or flat)
Thread:
Lists: pgsql-admin
thanks,
I used tar.gz version,
now trying to get regression working.

I want two simo servers.
Any suggestions on port numbers?


----- Original Message -----
From: "Christopher Browne" <cbbrowne(at)acm(dot)org>
To: <pgsql-admin(at)postgresql(dot)org>
Sent: Friday, May 21, 2004 8:19 AM
Subject: Re: [ADMIN] two versions on same linux


> A long time ago, in a galaxy far, far away, pgimpelj(at)sympatico(dot)ca ("Paul
Gimpelj") wrote:
> > I have redhat 7.3 and postgres 7.2
> >
> > Is there a way to have 7.4 installed together with postgres 7.2 ? and
both running at the same time,
> >
> > with of course different data directories.
> >
> > should i use the generic postgres or the rpm'd.
>
> Presumably the respective RPMs will conflict between the different
> versions, which is a bit of a problem.
>
> You could of course install one or the other or even both from source,
> as long as you choose a specific place to stick them.
>
> Under the circumstances, I'd be inclined to do this:
>
>  - Install the PG 7.4 RPMs, in order to have things like Perl support
>    managed by the package management system.
>
>    Personally, I'd rather stick hot needles in my eyes (add further
>    gruesome details as needed ;-)) than manage Perl stuff by hand.
>
>  - Install PG 7.2 AND 7.4 in source code form in some place that YOU
>    manage, and run the database clusters out of that.
>
>    A naming convention could be to stick them in /opt; you'd configure
>    the source builds something like:
>
>    %postgresql-7.2.5> ./configure --prefix=/opt/postgres/7.2.5
>     [then build and install 7.2.5]
>
>    %postgresql-7.4.2> ./configure --prefix=/opt/postgres/7.4.2
>     [then build and install 7.4.2]
>
> You'd need to customize both "init" scripts in /etc/rc.d, perhaps
> basing them on the ones provided by the RPM file.
>
> > The existing redhat has no passwords for postgres, and even if if
> > assign one to user postgres,
> >
> > postgres ignores it.
>
> That's probably based on the ACLs configured in the pg_hba.conf file;
> if there are "trust" entries there, passwords can get ignored...
> --
> (reverse (concatenate 'string "gro.mca" "@" "enworbbc"))
> http://www.ntlug.org/~cbbrowne/emacs.html
> "We  live  in  a  Newtonian  world of  Einsteinian  physics  ruled  by
> Frankenstein logic."  -- David Russell
>
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Subject: Re: two versions on same linux
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