From: "Aaron Bannert" <[EMAIL PROTECTED]>
Sent: Thursday, January 24, 2002 12:09 PM


> I had thought that on platforms that supported it, we would prefer
> the anonymous shared memory (as we were using before) to a name-based
> solution, for whatever reason (performance and/or security perhaps). I
> have no empirical evidence claiming either to be superior, I just wanted
> to leave the underlying scoreboard mechanism as close as possible to
> what it was before the recent shmem changes.
> 
> How about this:
> 
> - if the user specifies a ScoreboardFile then we use name-based memory
>   with that file, and failures are absolute.
> - if none is specified, we get to chose -- right now i see this as
>   - platforms with fork try anonymous* then fall back to name-based
>   - other platforms do name-based
>     (for name-based we have to come up with a name like what we have now.
>      If it happens to be on an NFS partition, then it may fail, but we'll
>      have made notice of this in the docs and the config comments.)

Actually, win32 will do anonymous in just a few minutes more, if no file
backing name is given.

Please proceed with a patch to correct, as you've described.

Bill


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