Of disk swapping, database structure & project management..

[Jeff Kesselman]

At 09:03 PM 5/1/97 +0100, you wrote:
>Has anyone experimented with swapping unused parts of the mud database to 
>disk, reading it back in when needed? What sort of format is it stored in 
>(eg binary, ASCII, etc)?

Cold does this automaticly.  it has a fixed memory footprint.
It writes out into a binary database (ndbm).  It also has a "text dump"
command that writes it all out in an ASCII form to transfer between systems
or edit.

JK

>
>Also, what were your considerations when designing the structure of the 
>db (both memory and disk images) - ie i have a hex tree (like binary 
>tree, but with 16 child nodes instead of 2), but im not sure how 
>efficient it is.. a number of calculations have to be made to progress 
>down each 'level' of the tree, I was wondering what other ppl had done?

Cold is absed on the database, its really the center of the system.
"object ids" are really database record numbers.

>
>Now my project report has been handed in (phew) I can now accept 
>contributions from others. At the present time, there are about three or 
>four interested parties. Has anyone had any particularly good/bad 
>experiences related to project management in the area of mud development?
>
>The more I travel up the learning curve, the steeper it seems to get.. 
>ah, but I'll get there in the end (wont i??)
>
>Greg.
>
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