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Re: SSI non-serializable UPDATE performance

From: Dan Ports <drkp(at)csail(dot)mit(dot)edu>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: SSI non-serializable UPDATE performance
Date: 2011-04-25 03:33:08
Message-ID: 20110425033308.GJ57793@csail.mit.edu (view raw or flat)
Thread:
Lists: pgsql-hackers
On Sat, Apr 23, 2011 at 08:54:31AM -0500, Kevin Grittner wrote:
> Even though this didn't show any difference in Dan's performance
> tests, it seems like reasonable insurance against creating a new
> bottleneck in very high concurrency situations.
>  
> Dan, do you have a patch for this, or should I create one?

Sure, patch is attached.

Dan

-- 
Dan R. K. Ports              MIT CSAIL                http://drkp.net/

Attachment: ssi-fast-bailout.patch
Description: text/x-diff (1.4 KB)

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