[Samba] DomainDnsZone Replication Shows 200,000 Objects

lp101 lingpanda101 at gmail.com
Sun Dec 22 19:47:48 MST 2013

     Appreciate the response. You indicated the items will be retained 
for 6 months. Any possibilty of a parameter being introduced to modify this?


On 12/22/2013 4:56 AM, Andrew Bartlett wrote:
> On Fri, 2013-12-20 at 12:44 -0500, lp101 wrote:
>>       During the samba domain join process I see over 200,000+ objects
>> that need to be replicated. This takes several hours to complete if at
>> all. I don't believe this to be correct. I'm currently running Samba
>> 4.1.0 on several DC's across a couple sites. Tried to join a new DC
>> using Samba4.1.0 as well but it failed with an error code similar to the
>> one found here
>> https://lists.samba.org/archive/samba/2013-October/176237.html.
>>    Reverted back to a 4.0.9 build and it completed the join process
>> without this error. I would like to join another DC but it takes an
>> excessive amount of time to replicate the DomainDnsZone partition. I
>> can't fathom this containing 200,000+ objects. My domain consist of
>> approximately 125 users and 150 machines. Thanks for any help.
> A flawed fix was introduced and reviewed into our internal DNS server a
> few months ago, purporting to fix issues with clients not being able to
> update their DNS records.
> The fix caused the create of a new deleted record for every DNS
> transaction, even one that should have had no impact on the database
> (same IP).
> The only workaround to avoid creating more is to change from the
> internal DNS server to the BIND9 DLZ module, but this won't fix the
> issue with having a database that is drowning in deleted records.  We
> don't have a tool to purge these at this time, and by default they will
> be kept for 6 months.
> We do realise we are going to have to come up with a better fix, but
> sadly nobody has yet proposed a patch to do this properly.  (We should
> probably at least revert the one that was put in).
> Sorry,
> Andrew Bartlett

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