On Fri, 21 Nov 2003, H. Peter Anvin wrote:
> Ian Kent wrote:
> >
> > The above works that way without the update.
> >
> > I'm not sure that a periodic update really gets us much. Since in most
> > sites maps change infrequently.
> >
> > On the other hand at work we run a cron every night on all our machines to
> > trigger an update of the maps.
> >
> > So I'm on the fence here?
> >
>
> Oh yes, a lot of map types support querying "has a change occurred"
> (usually in the form of a generation number, or in the case of a file
> map, the mtime.) This absolutely should be taken advantage of.
Like the netid (or whatever it's called in NIS).
Not sure about LDAP.
I seem to remember some timestamps live in each entry. I'll need to check.
>
> (For a program map, this complicates the protocol somewhat. I don't
> know necessarily of the best way to deal with that. It needs some
> thinking :)
A hard one I think.
I read the entire map to often as it is so I need to come up with
something.
This is shaping up to be quite an interesting proprosal.
--
,-._|\ Ian Kent
/ \ Perth, Western Australia
*_.--._/ E-mail: [EMAIL PROTECTED]
v Web: http://themaw.net/
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