Re: [Sks-devel] dumping, importing, and KDB size

[Yaron M. Minsky]

On Wed, 2003-11-26 at 11:52, Dan Egli wrote:
> > Hi,
> >
> > I wonder if there is a way to do incremental keydumps.  There appears to
> > be an option -dump_new_only but I do not really understand how it works.
> > Can I make it so that only keys modified after yyyy-mm-dd are dumped?

dump_new_only actually only dumps keys not present in the "live" keydump
that the database was built on.

But adding a "after-date" feature should be quite easy.  I'll look into
it.

> 
> > Secondly I understand that in order to import a new keydump, one has to
> > setup a second SKS instance and have it gossip with the main server.  Is
> > there a way to only sync in one direction?  Is there a chance to get
> > stats about the sync?  Like n keys new, m keys updated with k new
> > signatures, l subkeys, and o new uids?

There is actually a feature in 1.0.5 that allows for adding in a keydump
directly, without starting a second SKS server.

> >
> Yaron would be the one to ask about that. Again its not something I've used.
> 
> > Thirdly, the KDB directory seems to grow and grow and grow.  It's hard
> > to believe that there are so many new keys since I started operating the
> > keyserver (the KDB dir is 1.6 gigs, the dump dir is 2.1 gigs).  Is it
> > possible to somehow 'compress' the KDB directory?  For instance, are all
> > those log files needed?
> 
> No. As an example my KDB dir had 118 log files today. Only #118 was
> needed. the easiest way to take care of that is to change to your KDB
> directory (and do the same in your PTree dir), then run: rm -f
> `db_archive`
> 
> db_archive with no paramaters will return the names of any unused log
> files present in the database. By using db_archive as an input to rm you
> remove all unused log files, which for me was 117 log files. That's a fair
> bit of space.
> 
> 
> 
> 
> 
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-- 
|--------/            Yaron M. Minsky              \--------|
|--------\ http://www.cs.cornell.edu/home/yminsky/ /--------|

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