db-ojb-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Eelco Hillenius" <eelco.hillen...@topicus.nl>
Subject Re: Shall we drop c/s mode?
Date Sun, 26 Jan 2003 16:45:18 GMT
We're not using it for our projects. There are better area's to work on.

Eelco

----- Original Message -----
From: "Jakob Braeuchi" <jbraeuchi@gmx.ch>
To: "OJB Developers List" <ojb-dev@jakarta.apache.org>
Sent: Sunday, January 26, 2003 4:49 PM
Subject: Re: Shall we drop c/s mode?


> +1 for dropping it when no one uses it anyway
>
> Thomas Mahler wrote:
>
> > Hi all,
> >
> > I'd like to have a decision how to proceed with the client server mode.
> > It has not been properly maintained since the 0.9.7 release and a lot
> > of junit tests fail.
> > It won't be impossible to fix it, but still a lot of work.
> >
> > But before we start to repair it I'd like to discuss if there is a
> > really a "business need" for c/s mode.
> >
> > The original idea was to show that OJB is scalable in itself. But I
> > doubt if this is really a requirement.
> > If there is a scalibity issue in an application it will be in most
> > cases in the web- or EJB-tier. If an Application is clustered accross
> > multiple J2EE containers it's quite easy to use OJB in singlevm mode
> > and let it share the clustering.
> >
> > If the DB is the bottleneck you can use DB clustering. So I don't see
> > a real demand for OJB clustering in this context.
> >
> > The only possible usecase I see for C/S is:
> > If a client app should not use a JDBC driver but still be able to
> > access a DB. In this case OJB c/s mode could be a solution.
> > But is this a scenario we have to cover?
> >
> > The C/S mode also has some disadvantages:
> > - It is really slow (at least 10 times slower than singlevm mode!)
> > - it produces extra maintenance costs
> > - it is a burden to integrate it into the junit testruns (takes 20
> > Minutes or so...)
> > - Users are often confused about C/S mode. Some users think that it
> > could be a replacement for an app server...
> >
> >
> > Am I missing something fundamental? Do we still need c/s for some
reason?
> >
> > Of course we should also ask the users before we drop this feature.
> >
> > What do you say?
> >
> > cheers,
> > Thomas
> >
> >
> >
> >
> > --
> > To unsubscribe, e-mail:
<mailto:ojb-dev-unsubscribe@jakarta.apache.org>
> > For additional commands, e-mail:
<mailto:ojb-dev-help@jakarta.apache.org>
> >
> >
>
>
> --
> To unsubscribe, e-mail:   <mailto:ojb-dev-unsubscribe@jakarta.apache.org>
> For additional commands, e-mail: <mailto:ojb-dev-help@jakarta.apache.org>
>
>


Mime
View raw message