Re: Last gasp - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: Last gasp
Date
Msg-id CA+U5nM+60AKef=LU-G1158hC5vdw5rh3_tRHK1CBXjSo6ke27Q@mail.gmail.com
Whole thread Raw
In response to Re: Last gasp  (Alvaro Herrera <alvherre@commandprompt.com>)
List pgsql-hackers
On Thu, Apr 5, 2012 at 7:37 PM, Alvaro Herrera
<alvherre@commandprompt.com> wrote:

> The FK locking patch isn't on this list;

We'd agreed you were the assigned committer, hence not on list.

> however, I'm hijacking this
> thread to say that some benchmarking runs we tried weren't all that
> great, showing 9% performance degradation on stock pgbench -- i.e.  a
> large hit that will harm everybody even if they are not using FKs at
> all.  I'm thus setting the patch returned with feedback, which is sure
> to make several hackers happy and tons of users unhappy.

I've done what I can to alter that, but I think its the right decision
at this point. I would say its been the largest and most subtle patch
submitted, so please don't be down by that.

--
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services


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