RE: [UM1-coders] Object Store

[Peter C. <pet...@ne...>]

> From: J.P. King [mailto:jp...@he...]
> > Yes.  Users have come to expect the site to be fast.
> And the overhead of another process is really going to 
> impinge on this?
> I don't see it myself - we aren't talking about starting a 
> new process, merely talking to an already running one.

IPC via anything other than shared memory is roughly 10,000 times slower
than in-process memory reference.  IPC via shared memory would be liable to
exactly the same problems we have now, namely data corruption.

> Sorry, I don't see why a MUSH database going tits up means that
> Ugly having a separate persistant store to the main game engine
> process.  The Object store should be fast enough that if it falls
> over it can be made to bounce back up rather fast...

... assuming the data has remained internally consistent.  This seems
unlikely.

> How expensive are the non-free ones?

Multiple hundreds to multiple thousands of pounds per seat, from memory.
Server licences are more.

		- Peter