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From Vidar Ramdal <vi...@idium.no>
Subject Re: mysql amazon RDS configuration and clustering
Date Thu, 31 Mar 2011 11:53:56 GMT
On Wed, Mar 30, 2011 at 2:27 PM, John Langley <langleyatwork@gmail.com> wrote:
> I'd be interested in hearing from  people been using Amazon's RDS _and_ been
> using jackrabbit clustering with it.
>
> I ran an experiment a week or so ago where I could consistently cause a
> mysql deadlock under load. However, my current hypothesis is that this is
> due to a mysql configuration issue (it was an innodb lock, although I don't
> have the details of it to share right now although I can tell you it was on
> an index for one of the version tables).
>
> So, I'd be interested in finding out if other people have done this already.
> My code base was 2.2.5 and so has many of the recent lock/deadlock fixes in
> it.

We are doing this, with Jackrabbit 1.6.3. It works mostly fine, but we
have seen some SQL Timeout exceptions, related to locking the
revisions table, when doing workspace.import of large dumps.

-- 
Vidar S. Ramdal <vidar@idium.no> - http://www.idium.no
Sommerrogata 13-15, N-0255 Oslo, Norway
+ 47 22 00 84 00
Quando omni flunkus moritatus!

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