Help on Master/Slave NS

[Kevin Darcy]

Barry Margolin wrote:

> In article <38A847DE.46EB740A at nowhere.com>,
> Aaron Anderson  <nothing at nowhere.com> wrote:
> >The main question still is, how do I force an update and/or when do the zone
> >files get updated?  Is there a .conf where this is controlled?
>
> You can force a slave to update by deleting the zone file on the slave and
> doing "ndc reload".
>
> Normally, the slave checks for updates whenever it receives a NOTIFY from
> the master or the Refresh period in the SOA record is reached.

Just to be *totally* nitpicky, named actually picks a time randomly between
(refresh/2) and (refresh) to check the serial number. It's been this way for a
while, so that slaves don't "synchronize" with masters and cause
resource-consumption spikes.


- Kevin