From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | "Marc G(dot) Fournier" <scrappy(at)hub(dot)org> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Thomas Lockhart <lockhart(at)fourpalms(dot)org>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: [COMMITTERS] pgsql-server/src backend/tcop/postgres.cbacke |
Date: | 2002-08-13 05:26:01 |
Message-ID: | 200208130526.g7D5Q1S29126@candle.pha.pa.us |
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Lists: | pgsql-committers pgsql-hackers |
Marc G. Fournier wrote:
> > Well, you didn't vote again in my follow up email, so I thought you
> > didn't care anymore, and Thomas didn't reply to my email either. I am
> > clearly concerned, as you are, but Thomas isn't, and no one else seems
> > to care.
>
> k, why are you concerned? see my other message, but if the major concern
> is the xlog directory for a postmaster, then put in a consistency check
> for when starting ...
I really have two concerns; one, the ability to point to the wrong
place or to the default place accidentally if PGXLOG isn't set, and two,
the addition of PGXLOG/-X into postmaster, postgres, pg_ctl where it
really isn't adding any functionality and just adds bloat to the
commands arg list.
> then again, how many out there are running multiple instances of
> postmaster on their machine that would move xlog to a different location
> without realizing they did? I know in my case, we're working at reducing
> the # of instances on our servers to 2 (internal vs external), but, our
> servers are all on a RAID5 array, so there is nowhere to really "move"
> xlog to out then its default location ... but I can see the usefulness of
> doing so ...
>
> Myself, if I'm going to move something around, it will be after the server
> has been running for a while and I've added in more drive space in order
> to correct a problem i didn't anticipate (namely, disk I/O) ... at that
> point, I really don't wan tto have to dump/re-initdb/load just to move the
> xlog directory to that new drive ...
No dump/reload required, but the creation of a _dreaded_ symlink is
required.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
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