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From Alex Karasulu <akaras...@gmail.com>
Subject Re: [Replication] Using time offsets instead of absolute time
Date Tue, 20 Jan 2009 17:13:22 GMT
He he okie I get the message guys.  You, Howard and David are right.
Effectively this would be like implementing NTP over LDAP.

Thanks,
Alex

On Tue, Jan 20, 2009 at 7:24 AM, Emmanuel Lecharny <elecharny@gmail.com>wrote:

> IMO, NTP is the way to go. Time synchronizing servers when doing
> replication is a part of the deal. Any other solution is a bit
> overworkilling, when kikking some sysadmin's bottom could do the job
> more efficiently ;)
>
> On Tue, Jan 20, 2009 at 3:57 AM, Alex Karasulu <akarasulu@apache.org>
> wrote:
> > Hi all,
> >
> > The first thread on replication after Emmanuel's comments started taking
> a
> > turn towards the question of time synchronization across replicating
> > servers.  Time synchronization is very nice to have and forget about
> while
> > writing the code around replication.  And yes we do not have control over
> it
> > since administrators can fudge this up.
> >
> > Another alternative would be to have all the servers in the cluster
> > communicate with one another on occasion to share their current time to
> > establish offsets.  These offsets (differences in time) between servers
> in
> > replication agreements can be used to correct for any time variance we
> might
> > encounter.  Furthermore if the time is adjusted on the hosts, the cluster
> > can adjust to time changes.
> >
> > WDYT?
> >
> > Alex
> >
>
>
>
> --
> Regards,
> Cordialement,
> Emmanuel L├ęcharny
> www.iktek.com
>

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