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Re: SummerOfCode suggestions

On Sun, Mar 09, 2008 at 01:21:22PM -0700, Howard Chu wrote:
> Howard Chu wrote:
> >I recall we had a few ideas last year, but they came up a bit late. Anyone
> >still have some wish list items for this year?
> I think it would be feasible for a student to develop a back-tdb backend. 
> The basic backend functionality could be copied from back-hdb and the 
> caching layers could be omitted, which would leave the code pretty 
> straightforward. Since back-tdb is primarily an in-memory database it 
> wouldn't be much of a performance issue, and it would get us something easy 
> to configure for the very common, less demanding deployments.
> Another possibility which I started discussing with Tridge is to modify the 
> tdb code to always mmap to a fixed address space. In that case we could 
> store Entry objects directly, with all pointers intact, which would 
> eliminate the need for a deserialization step on Reads. Then the need for 
> entry caching would be completely eliminated as well.

One thing that could also be kept in mind is a potential
ctdb backend to go clustered. ctdb right now lacks
transactions the way you would probably need them, but this
is something that will be added.


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