Re: Multi CPU Queries - Feedback and/or suggestions wanted!

From: Greg Smith <gsmith(at)gregsmith(dot)com>
To: Bruce Momjian <bruce(at)momjian(dot)us>
Cc: Julius Stroffek <Julius(dot)Stroffek(at)Sun(dot)COM>, pgsql-hackers(at)postgresql(dot)org, Dano Vojtek <danielkov(at)gmail(dot)com>
Subject: Re: Multi CPU Queries - Feedback and/or suggestions wanted!
Date: 2008-10-23 20:53:24
Message-ID: Pine.GSO.4.64.0810231646400.21410@westnet.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Thu, 23 Oct 2008, Bruce Momjian wrote:

> I think the current plan is to use posix_advise() to allow parallel I/O,
> rather than async I/O becuase posix_advise() will require fewer code
> changes.

These are not necessarily mutually exclusive designs. fadvise works fine
on Linux, but as far as I know only async I/O works on Solaris. Linux
also has an async I/O library, and it's not clear to me yet whether that
might work even better than the fadvise approach.

--
* Greg Smith gsmith(at)gregsmith(dot)com http://www.gregsmith.com Baltimore, MD

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Magnus Hagander 2008-10-23 20:58:36 Re: SSL cleanups/hostname verification
Previous Message Bruce Momjian 2008-10-23 20:39:21 Re: Multi CPU Queries - Feedback and/or suggestions wanted!