Re: How does the Transparent Network Substrate

Hi Andrew,

I just got an Email confirmation of our PC performance. The speed on the PC's is just as fast as if the forms were local. I guess we lucked out <g>.

Jim

Andrew Babb wrote:

> Jim,
>
> Agree 100% that it is not a convenient option, fortunately we had already budgeted
> for CA's Software Distribution product so we just had to extend this to include the
> Forms. Runtime is still a problem though :-(
>
> As far as Routers were concerned, this did not become an issue for us. Our problem
> with Client/Server was hit before trying to get to the database, and literally just
> loading the Oracle Dev/2000 runtime and our Forms, all on a Local LAN. One of the
> tests was asking 10 PC's to load Dev/2000 and the default menu form, and this took a
> couple of minutes for the last screen to come back. We gave up at this point, and
> went to locally installed copies of runtime and forms.
>
> Rgds
> Andrew
>
> Jim Thompson wrote:
>
> > Hi Andrew,
> >
> > As you can imagine, this isn't good news. It completely undermines the
> > convenience of Client/Server.
> >
> > I also understand that more than TCP/IP is involved. I think though that if you
> > look into your routers, you will see that that's where the delay occurs.
> > Whatever TNS does, it isn't router friendly. We note a seven second delay per
> > router for these queries. We don't have the problem with the PC's from what I'm
> > told although I haven't used them. I do know that five PC's from a large user
> > from our group use the forms from a server with no speed problem. It's just a
> > Mac thing for us.
> >
> > Andrew Babb wrote:
> >
> > > Hi Jim,
> > >
> > > Rather than having multiple development streams, one for each network
> > > protocol supported, for each product, Oracle created the TNS layer that all
> > > the products (Server/Dev2000/Des2000/Pro's) and then leave it upto the
> > > SQL*Net development team to package this onto your required network layer.
> > > Remember that there is more to networking than TCP/IP.
> > >
> > > As far as your performance query is concerned, we wanted to deploy the
> > > Oracle Forms onto a network server and have the users mount the network
> > > drive onto the local PC. We started of with both the Dev/2000 runtime and
> > > the Forms installed on the server, and ended up with moving both Dev/2000
> > > and Forms onto the Local PC. This obviously causes a lot more headaches for
> > > the people responsible for the deployment of new software, 100's of PC's
> > > instead of 10's of PC's, but like yourself we had totally unacceptable
> > > performance with a central design. BTW - We were NT 4.0 Server SP3 for the
> > > Server, and NT 4.0 WorkStation SP3 for the Clients running on TCP/IP 10Mbit.
> > >
> > > Rgds
> > > Andrew
> > >
> > > Jim Thompson wrote:
> > >
> > > > How does the Transparent Network Substrate (TNS) work? Does it do
> > > > packet encapsulation instead of a machines native TCP/IP layers?
> > > >
> > > > Help me on this one. We're trying figure out why putting SQL Forms on
> > > > local servers cause long delays for Oracle 8 (using Developer 2000) Mac
> > > > clients. We'd like to run the forms from the servers. There is no
> > > > problem for the PC's using this format.
> > > >
> > > > Thanks.
> > > >
> > > > Jim
> > > >
> > > > --
> > > > DON'T reply to @home address yet.
> > > > Reply to:
> > > > James Thompson
> > > > NRN Consulting
> > > > jet_at_nospamavalon.net
> >
> > --
> > DON'T reply to @home address yet.
> > Reply to:
> > James Thompson
> > NRN Consulting
> > jet_at_nospamavalon.net

--
DON'T reply to @home address yet.
Reply to:
James Thompson
NRN Consulting
jet_at_nospamavalon.net Received on Mon Apr 26 1999 - 18:35:17 CDT