perfsonar development work

[Jochen Reinwand <>]

Hi,

I'm not a perfSONAR Java programmer. But since I'm also a system 
administrator, I totally agree with Joe.

Jochen (not planning to switch Perl based perfSONAR services to brand new 
Perl 
5.10 before next year because of the same reasons ;) )

On Tuesday 29 January 2008 18:34, Joe Metzger wrote:
> Loukik,
> I think we need to lag behind major Linux distributions by at least
> 6-12 months
> to facilitate installation and adoption. According to my Unix
> Administration
> team, several major linux distributions are still at 1.4.  So, I
> don't think we
> should move to 1.6 for a couple years unless we have a critical
> functionality
> requirement.
>
> --Joe
>
> On Jan 29, 2008, at 10:31 AM, Loukik Kudarimoti wrote:
> > Jason Zurawski wrote:
> >> Hi Maciej;
> >>
> >>> Two years ago we started using Java 1.5.
> >>> Isn't it the high time to switch to Java 1.6?
> >
> > I wouldn't say its high time just because its been two years. But,
> > I agree with you that we should investigate this option thoroughly.
> > If there are real benefits to switch, we should do so.
> >
> > Example of a benefit would be the native SOAP support from Java
> > (possibly no need for axis) that Nina mentioned in Rome. Of course,
> > this may or may not be useful to us but thats exactly what we want
> > to investigate.
> >
> >> Is there any particular reason for switching to 1.5 over 1.6 (a new
> >> feature, performance improvements?), conversely what bad things will
> >> happen if some feature used in 1.5 is not supported in 1.6.  I
> >> seem to
> >> recall some issues when the last jump between 1.4 and 1.5 was
> >> enacted.
> >>
> >> Switching versions may cause headaches depending on where you are
> >> trying
> >> to install as well (RHEL comes to mind, I know I am able to find
> >> builds
> >> of most java versions for Ubuntu however).
> >
> > Indeed. All the points Jason mentioned have to be taken into
> > account. So, summarizing the answer to your question depends on
> > answers to the following :)
> >
> > 1. How much of effort does it involve to do the following
> > *. Investigate the merits of using 1.6
> > *. Investigate the disadvantages of using 1.6
> > *. What effect would it have on our dependencies (RHEL being one of
> > them)
> > *. Calculate the total effort and time required to switch all
> > services and all current developments from 1.5 to 1.6
> >
> > 2. What real benefits do we gain by switching to 1.6? Can these
> > benefits justify the costs mentioned in point 1?
> >
> > Anybody wants to investigate?
> > Loukik.
> >
> > .
> >
> >> -jason
> >
> > --
> >
> > ---------------------------------------------------------------
> > L o u k i k   K u d a r i m o t i
> >
> >      * *              Network Engineer
> >    *     *            City House, 126 - 130, Hills Road
> >   *                   Cambridge CB2 1PQ, United Kingdom
> >   *                   WWW: http://www.dante.net
> > D  A  N  T  E          Tel:+44 1223 371300 Fax:+44 1223 371371

-- 
Jochen Reinwand, DFN-Labor
Friedrich-Alexander-Universität Erlangen-Nürnberg
Regionales RechenZentrum Erlangen (RRZE)
Martensstraße 1, 91058 Erlangen, Germany
Tel. +49 9131 85-28689, -28800, Fax +49 9131 302941

www.win-labor.dfn.de