Re: Feature: POSIX Shared memory support

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Magnus Hagander <magnus(at)hagander(dot)net>
Cc: Takayuki Tsunakawa <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com>, pgsql-patches(at)postgresql(dot)org, Chris Marcellino <maps(at)levelview(dot)com>
Subject: Re: Feature: POSIX Shared memory support
Date: 2007-02-08 14:46:29
Message-ID: 7479.1170945989@sss.pgh.pa.us
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Magnus Hagander <magnus(at)hagander(dot)net> writes:
> If we just didn't add the serial number at the end, then it would be
> impossible to create a shared memory segment for the same port again.
> That protects the port and not the datadir. But what if we change the
> name of the shared memory segment to be that of the data directory
> instead of the port?

That would help if there's only one possible spelling of the data
directory path ... otherwise not so much ...

regards, tom lane

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