Thank you very much of the information. I will give a go at client
site tomorrow.

many thanks
Duncan

--- In firebird-support@yahoogroups.com, Helen Borrie <helebor@t...>
wrote:

> At 05:47 AM 14/04/2005 +0000, you wrote:
>
>
> >Nige,
> >
> >The extension of the database file is .GDB.
> >
> >Sorry, what are you suggesting?
>
> What I think Nigel was alluding to was the problem in XP, where a

utility

> named SystemRestore targets files with a ".gdb" extension and forcibly
> image-copies them when a request is made to open them. This is a
> documented issue for XP: don't name database files with a ".gdb"
> extension. (On Firebird 1.0, even renaming the database files doesn't
> completely fix the problem, since the security database in that

version has

> a ".gdb" extension that can't be changed.)
>
> Server2003 has a different little trick, called disk shadowing. I

don't

> think we've seen any evidence that changing the filename extension

makes

> the blindest bit of difference with disk shadowing. If Windows

decides to

> shadow your particular bit of disk when your first user wants to

connect,

> then your user is going to have to wait in line until DS has done

its thing.

>
> Someone mentioned a while ago a tool that you can download somewhere to
> configure DS so as to exclude an entire disk partition. Sorry, I don't
> know the link, but perhaps you'd like to google for it.
>
> Paul Reeves has also mentioned some inexplicable pause (20 secs? 30

secs?)

> that S2003 throws into the mix when remote clients attempt to log
> in. Geoff Worboys has been collecting information about some other
> OS-initiated pause in a TCP/IP connection, that S2003 seems to throw

in at

> random when data is streaming database-to-database, e.g. during a

data pump.

>
> These mysteries apart, there have also been reports of socket delays at
> connection if Terminal Services are in the equation.
>
> ./hb