Grouper Developers Forum

[Tom Barton <>]

GW Brown, Information Systems and Computing wrote:
> > > 7.  The xml-import takes about 3-4 days for us and requires 4 GB of
> > > memory allocated to the Java process.
> >
> > It appears that the current DOM-based xml import/export approach does not
> > scale. We (ie, the grouper-dev community) should settle on an
> > alternative. Other JAXB-supported xml processing modes? A gsh-based
> > approach?
> I think we need to understand better where the problem lies.  i.e. how 
> much time is spent parsing the XML and figuring out which API calls to 
> make vs making the API calls. I`m sure another approach will be called 
> for but we should understand what we will gain by changing the current one.

Good point - I was leaping prematurely to a conclusion. Can you 
recommend a reasonable means to determine where the time is being spent? 
And the amount of ram needed to complete the operation is also an issue. 
Can you propose a way to observe how that is allocated?

Tom