experimental QDBM TXN patch

[Stefan Bellon]

Matthias Andree wrote:
> Stefan Bellon <sbellon at sbellon.de> writes:

> >> QDBM transactions are only used for write access, so I can think
> >> of exactly one thing that causes a massive slowdown in regular
> >> operation: bogofilter running with the -u switch.
> >
> > That's exactly how I'm using it: -pluM

> -u is slow, and it's not well understood.

> I'd avoid that mode for now and only train on "unsures" or messages
> that bogofilter sorted into the wrong category. It's _a lot_ faster
> that way.

... and transactions are rarely used this way. ;-)

-- 
Stefan Bellon