Samba4 success as a peer-DC to Windows 2008 ... plus some questions.

Hafeez Bana hafeez.bana at
Tue Jun 12 14:56:51 MDT 2012

Just an update below. It seems smbd doesn't run when there is a pid file in
/var/run/samba/ - removing this resulting in me browsing
the samba shares. What is the right way of stopping and restarting samba


On Tue, Jun 12, 2012 at 3:48 PM, Hafeez Bana <hafeez.bana at> wrote:

> Hi All,
> Just wanted to congratulate all of you on the new Beta release and also
> mention that I've successfully installed samba4 as peer DC on ubuntu server
> 12.04LTS. I have a guide I have put together that maybe helpful to someone
> else - where should I post this? This also includes some
> Also as a note for others on the list - I had an issue with Samba throwing
> a segmentation fault whenever I tired to join it to domain as a DC. I
> tracked this down the following: the Windows AD was having issues
> replicating to an old DC and it would not allow any new DC's to peer with
> it. You need to use ntdsutil to run a metadata cleanup and purge the failed
> dc (or use dcpromo to demote the dc) - then everything will work.
> And now the questions:
> 1) When I try to browse to \\ubuntu-sambabox\netlogon - I keep getting a
> could not connect - I assume this is because the file browsing service is
> not running? If so how does netlogon and sysvol get replicated and exposed?
> I have tried checking the mailing lists but I am not sure what the current
> answer is given the code base is moving so fast (my conclusion is that FRS
> is not yet implemented and therefore \netlogon and \sysvol shares are not
> replicated - hopefully you can confirm that - and if it is so, has anyone
> successfully built replication between a windows DC and the samba peer DC
> using something like csync?)
> 2) Assuming my conclusion in 1) above is correct. What happens when the
> windows DC goes down? Does the samba peer DC keep answering logon requests?
> How does it do that when netlogon and sysvol from the windows DC are not
> available?
> 3) Has CIFS filesharing been implemented? I have a read a guide on samba4
> and samba3 being combined - but wanted to understand what the current state
> was.
> Thank you for all the great work.
> Regards,
> Hafeez

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