Concerning the use of JEREMIE instead of RMI, that is CORBA, can I still use
pass by value semantics? I mean, can I still copy objects?
Thanks in advance.
Olivier Richaud
CSTB
office: +33 4 93 95 67 24
mobile: +33 6 87 52 53 17
www: http://cic.cstb.fr
----- Message d'origine -----
De : Kathleen Milsted <[EMAIL PROTECTED]>
� : JQ Tan <[EMAIL PROTECTED]>
Cc : jonas-users <[EMAIL PROTECTED]>
Envoy� : mardi 25 juillet 2000 17:32
Objet : Re: performance between JOnAS and Weblogic
> JQ Tan wrote:
> >
> > I am trying to compare the performance between JOnAS and Weblogic EJB
> > servers. The client application does simple lookup of about 200 records
> > from 3 CMP entity beans. Generally it takes JOnAS using JEREMIE about
60%
> > more time than Weblogic to finish the task. The improvement of using
> > JEREMIE over RMI is not significant, it's about 10%.
> >
> > What's the experience of other people who have used both EJB servers?
How
> > to fine tune the JOnAS server, for examole the cache size for entity
beans
> > stored in cache, the pool size? Where would someone be able to find
such
> > information? How to use JEREMIE to get the most performance out of it
than
> > using the generic RMI, or what kind of environment is JEREMIE is
designed to
> > be best at?
>
>
> Concerning Jeremie, communications are optimized for the case where
> remote objects (e.g., beans) are colocated in the same JVM, getting
> about 4O times better performance than generic RMI for that
> particular case. It's true though that when communications are
> truly distant, then the speed-up with respect to RMI is not as
> significant (for the moment).
>
> Kathleen Milsted
>
> France Telecom R&D
> Distributed Systems Architecture department (DTL/ASR)
> 28 chemin du Vieux Chene
> BP 98, 38243 Meylan Cedex
> FRANCE
> E-mail: [EMAIL PROTECTED]
> Tel: +33 4 76 76 45 94
> Fax: +33 4 76 76 45 57
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