It won't be faster by any means, but it should definitely be incorporated
if any format changes are made (like Tom already suggested).

I think it's important we gather at least 2 more things before making any
* Josh tests w/ cache aware patch, which should confirm cache aware is
indeed prefered
* Tests with toast hacked to use lz4 instead, which might ease any decisions

Arthur Silva

On Wed, Aug 27, 2014 at 12:53 AM, Peter Geoghegan <> wrote:

> On Tue, Aug 26, 2014 at 8:41 PM, Arthur Silva <> wrote:
> > The difference is small but I's definitely faster, which makes sense
> since
> > cache line misses are probably slightly reduced.
> > As in the previous runs, I ran the query a dozen times and took the
> average
> > after excluding runs with a high deviation.
> I'm not surprised that it hasn't beaten HEAD. I haven't studied the
> problem in detail, but I don't think that the "cache awareness" of the
> new revision is necessarily a distinct advantage.
> --
> Peter Geoghegan

Reply via email to