Re: Spinlock performance improvement proposal

Bruce Momjian <pgman@candle.pha.pa.us>

From: Bruce Momjian <pgman@candle.pha.pa.us>
To: "D. Hageman" <dhageman@dracken.com>
Cc: mlw <markw@mohawksoft.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2001-09-28T18:52:59Z
Lists: pgsql-hackers
> Save for the fact that the kernel can switch between threads faster then 
> it can switch processes considering threads share the same address space, 
> stack, code, etc.  If need be sharing the data between threads is much 
> easier then sharing between processes. 

Just a clarification but because we fork each backend, don't they share
the same code space?  Data/stack is still separate.

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