Subject: Re: PostgreSQL
To: Johnny Billquist <email@example.com>
From: Steven M. Bellovin <firstname.lastname@example.org>
Date: 02/02/2006 07:53:51
In message <43E1F4DD.email@example.com>, Johnny Billquist writes:
>Um? Not entirely true.
>You don't need locked bus cycles for atomic operations which actually
>are atomic on the bus.
>A write is a write is a write. It can never be split. It's atomic. Can't
>be anything else.
What if it's doing a write across a page boundary, and the second page
--Steven M. Bellovin, http://www.cs.columbia.edu/~smb