[Samba] Problem creating new DC's

lp101 lingpanda101 at gmail.com
Tue Jun 3 06:42:41 MDT 2014


     Hi Chris,

     How much memory does your server have and are you attempting to 
join it to the local DC at the site? I've had an issue similar to this 
and increasing the server memory and attempting to join to a local DC 
helped.

On 6/3/2014 8:04 AM, Chris Alavoine wrote:
> Hi there,
>
> I currently have 6 Samba4 (4.1.5) DC's spread over a global network. This
> is working ok but they were created before any Sites were made and as the
> ability to move DC's to new Sites is not working, I am attempting to create
> new DC's in each location and then demote the old ones.
>
> The problem I am facing is the domain join process keeps timing out for any
> new DC. I think this is due the amount of objects that now need to be
> synced:
>
> Partition[DC=DomainDnsZones,DC=essence,DC=internal,DC=com]
> objects[142711/162691] linked_values[0/0]
> Partition[DC=DomainDnsZones,DC=essence,DC=internal,DC=com]
> objects[143113/162691] linked_values[0/0]
> Partition[DC=DomainDnsZones,DC=essence,DC=internal,DC=com]
> objects[143515/162691] linked_values[0/0]
>
> (this is a snippet from attempting to join, as you can see there are 162691
> objects which takes a fair amount of time to get through - I have tried
> this from various different locations).
>
> This is the final error I get:
>
> Replicating DC=ForestDnsZones,DC=essence,DC=internal,DC=com
> Partition[DC=ForestDnsZones,DC=essence,DC=internal,DC=com] objects[24/24]
> linked_values[0/0]
> Partition[DC=ForestDnsZones,DC=essence,DC=internal,DC=com] objects[48/24]
> linked_values[0/0]
> Committing SAM database
> Sending DsReplicateUpdateRefs for all the replicated partitions
> Join failed - cleaning up
> checking sAMAccountName
> ERROR(runtime): uncaught exception - (-1073741643, 'NT_STATUS_IO_TIMEOUT')
>    File
> "/usr/local/samba/lib/python2.7/site-packages/samba/netcmd/__init__.py",
> line 175, in _run
>      return self.run(*args, **kwargs)
>    File
> "/usr/local/samba/lib/python2.7/site-packages/samba/netcmd/domain.py", line
> 552, in run
>      machinepass=machinepass, use_ntvfs=use_ntvfs, dns_backend=dns_backend)
>    File "/usr/local/samba/lib/python2.7/site-packages/samba/join.py", line
> 1172, in join_DC
>      ctx.do_join()
>    File "/usr/local/samba/lib/python2.7/site-packages/samba/join.py", line
> 1082, in do_join
>      ctx.join_finalise()
>    File "/usr/local/samba/lib/python2.7/site-packages/samba/join.py", line
> 881, in join_finalise
>      ctx.send_DsReplicaUpdateRefs(nc)
>    File "/usr/local/samba/lib/python2.7/site-packages/samba/join.py", line
> 866, in send_DsReplicaUpdateRefs
>      ctx.drsuapi.DsReplicaUpdateRefs(ctx.drsuapi_handle, 1, r)
>
>
> Which seem to suggest that the join fails, it tries to clean up and gets a
> NT_STATUS_IO_TIMEOUT error.
>
> This leaves me with a non-functioning DC appearing in the Domain Controller
> list on ADUC and ADSS which need to be cleaned out.
>
> Any advice on how I can get around this problem?
>
> Thanks
> Chris.
>

-- 
-James



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