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Re: Re: [COMMITTERS] pgsql: Augment WAL records for btree delete with GetOldestXmin() to

Simon Riggs <simon@2ndquadrant.com>

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From: Simon Riggs <simon@2ndQuadrant.com>
To: Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, pgsql-hackers@postgresql.org
Date: 2010-01-31T21:09:17Z
Lists: pgsql-hackers 
On Sun, 2010-01-31 at 22:05 +0100, Stefan Kaltenbrunner wrote:

> hmm makes sense from the HS side - but I think to make a case for a GUC 
> it would help a lot to see actual numbers(as in benchmarks) showing how 
> much of a hit it is to the master.

Agreed, though my approach to benchmarking was to provide the mechanism
by which it was possible to benchmark. I didn't presume to be able to
cover wide area with benchmarking tests just for this.

-- 
 Simon Riggs           www.2ndQuadrant.com