Re: wal_sync_methods for AIX

[Dan Langille <dan(at)langille(dot)org>]

Erik Jones wrote:
> On Feb 15, 2008, at 3:55 PM, Dan Langille wrote:
>
> > We're using PostgreSQL 8.1.11 on AIX 5.3 and we've been doing some 
> > playing around
> > with various settings.  So far, we've (I say we, but it's another guy 
> > doing the work) found
> > that open_datasync seems better than fsync.  By how much, we have not 
> > yet determined,
> > but initial observations are promising.
>
> Here's a good explanation (by the Greg Smith) on the different sync 
> methods.  It basically says that if you have open_datasync available, 
> it'll probably beat everything else.

Where is that explanation?

--
Dan Langille

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