Re: [Treebase-devel] load balancing treebase?

[Rutger V. <rut...@gm...>]

I think there is a potential for problems with uploads/submissions
(where physical files are being processed by mesquite). In the
scenario that you're describing, how are sessions managed? I.e. would
a session be handled from start to finish by the same tomcat instance?

On Wed, Jul 25, 2012 at 2:52 PM, Mattison Ward
<mat...@ne...> wrote:
> Is treebase written in such a way that having multiple tomcat
> application servers would work?
>
> Is all data written to and read from the database or does curation
> involve files in a directory somewhere?
>
> If we maintained one web server and one database server, but multiple
> tomcat servers then a problem with one of the tomcat servers would not
> make the site stop responding for everyone.
>
> The site has been pretty stable for the last few weeks, but during
> certain periods, certain file uploads and downloads cause tomcat to
> stop responding until restarted.  I have automated the restarting as
> much as possible, but load balancing is an option we might want to
> consider for the future.
>
> Regards,
>
> Mattison Ward
> NESCent at Duke University
>
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