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Re: POSIX Shared memory, revised, again

From: David Fetter <david(at)fetter(dot)org>
To: Chris Marcellino <cmarcellino(at)apple(dot)com>
Cc: pgsql-patches(at)postgresql(dot)org
Subject: Re: POSIX Shared memory, revised, again
Date: 2007-02-28 17:24:58
Message-ID: 20070228172458.GA3368@fetter.org (view raw or flat)
Thread:
Lists: pgsql-patches
On Tue, Feb 27, 2007 at 11:17:44AM -0800, Chris Marcellino wrote:
> So I've finished reformulating this patch to use the device/inode
> instead of the hash idea I had earlier.
> 
> I have tested this patch (on Darwin) to permit the postmaster to
> recover after a crash or killing, and it will not permit the
> postmaster to restart while another postmaster or backends are still
> in the database (regardless of the lockfile status).  The ideas are
> the same as before, but are described via flowchart in the attached
> PDF.

The PDF didn't come through.  Could you please re-send?

Cheers,
David.
-- 
David Fetter <david(at)fetter(dot)org> http://fetter.org/
phone: +1 415 235 3778        AIM: dfetter666
                              Skype: davidfetter

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