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Date: Wed, 23 Nov 2005 14:39:34 +0100
From: Guillaume Bailleul <eulguignol@gmail.com>
To: Slide Developers Mailing List <slide-dev@jakarta.apache.org>
Subject: Re: transactions in slide
In-Reply-To: <AA5064D86D1C2445A0D3462DD5FD5A76063202@sbsdc.vhainc.local>
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References: <AA5064D86D1C2445A0D3462DD5FD5A76063202@sbsdc.vhainc.local>

That is one of my questions :-)

a LOCK method modify the node file associated with the collection or
file : a lock appear in the ".def.xml". It seems to be different with
transaction.

Are transaction only stored in work ?

2005/11/22, Ray Sprinkle <rsprinkle@vhainc.com>:
> A little more info for the pool:  Slide transactions are tracked as a spe=
cial type of lock in the lock table (or file).
>
> -----Original Message-----
> From: Guillaume Bailleul [mailto:eulguignol@gmail.com]
> Sent: Tuesday, November 22, 2005 10:11 AM
> To: Slide Developers Mailing List
> Subject: Re: transactions in slide
>
> Thank you for your help,
>
> My question is more about what is doing slide in the callback called by J=
TA. How is the work directory used...
> Hope some slide developers has some data about this. Reading source code =
without guidelines is not so easy :-)
>
>
>
> 2005/11/22, "Honor=E9 David N." <dho@oma.be>:
> >  Hi,
> >
> >  Slide transactions are based on JTA (which stand for java transaction =
api).
> > Each slide store is an XAResource.
> >
> >  When you do a begin/commit/rollback (in the NamespaceToken) Slide
> > transmit to JTA, and JTA call slide 's store back.
> >
> >  I think it use one-phase commit (but not sure).
> >
> >  You can add (enlist) any other XAResource instance to the transaction
> > and then the methods commit/rollback will be called.
> >
> >  I hope this will help you a little.
> >
> >  Guillaume Bailleul wrote:
> >  Hi all,
> >
> > I'm looking for documentation on how work transactions in slide.
> >
> > I'm trying to make a working failover system on something like this: a
> > slide server stores files on nfs partitions. If the slide server
> > breaks, a second server do the job. I'm looking how to make it
> > possible, what to do with started transactions, how to come back to
> > the primary machine.
> >
> > To do this, I need to understand how transactions works internally
> > with slide. So if you have some documentation, or some time ...
> >
> > Thanks for your help,
> > Best Regards
> >
> > Guillaume
> >
> > ---------------------------------------------------------------------
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> >
> >
> >  --
> >  ________________________________
> > Honor=E9 David N.
> >  Projet DISSCO (http://www.meteo.be/DISSCO/)
> >
> >  email: dho@oma.be
> >  tel: 02 37 30 530
> >  ________________________________
> >
> > ---------------------------------------------------------------------
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> >
> >
>
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>

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