Re: configure option for XLOG_BLCKSZ - Mailing list pgsql-patches

From Mark Wong
Subject Re: configure option for XLOG_BLCKSZ
Date
Msg-id 70c01d1d0805021134x11d2a98o57875ee7d73792d6@mail.gmail.com
Whole thread Raw
In response to Re: configure option for XLOG_BLCKSZ  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-patches
On Fri, May 2, 2008 at 9:16 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> "Mark Wong" <markwkm@gmail.com> writes:
>
> > I still believe it makes sense to have them separated.  I did have
>  > some data, which has since been destroyed, that suggested there were
>  > some system characterization differences for OLTP workloads with
>  > PostgreSQL.  Let's hope those disks get delivered to Portland soon. :)
>
>  Fair enough.  It's not that much more code to have another configure
>  switch --- will go do that.
>
>  If we are allowing blocksize and relation seg size to have configure
>  switches, seems that symmetry would demand that XLOG_SEG_SIZE be
>  configurable as well.  Thoughts?

I don't have a feel for this one, but when we get the disks set up we
can certainly test to see what effects it has. :)

Regards,
Mark

pgsql-patches by date:

Previous
From: Simon Riggs
Date:
Subject: Re: [HACKERS] GUC parameter cursors_tuple_fraction
Next
From: Tom Lane
Date:
Subject: Re: configure option for XLOG_BLCKSZ