By the way im not using remote calls. All my apps are in the same ear with this i can inject my ejb local interface for calling methods in ejb. El 20/10/2013 07:49, "Howard W. Smith, Jr." <smithh032...@gmail.com> escribió:
> just remembered-and-revised 2nd question, below... > > On Sun, Oct 20, 2013 at 8:35 AM, Howard W. Smith, Jr. < > smithh032...@gmail.com> wrote: > > > > > On Sun, Oct 20, 2013 at 8:17 AM, Mark Struberg <strub...@yahoo.de> > wrote: > > > >> This can also be very helpful to 'scale out' in case you need > performance: > >> > >> All write stuff is only performed on the master node, but expensive > >> queries/searches might be performed on the n replication nodes. Of > course > >> this needs a special handling in your app, but allows to move the > expensive > >> queries away from your primary node. > >> > > > > hmmm, had a question or two, or seeking clarification (or a bit more > > details or even a reference to a blog/article/document). > > > > 1. scale-out usually mean different physical servers? scaling out > multiple > > databases on one physical server, usually (or I would assume) means that > > the hard drive becomes the bottleneck, if hard drive contain multiple > > databases. right? > > > > 2. this needs special handling in your app? can you please clarify? > > > > > thanks! >
