[Samba] add a second file server for HA

[Taylor, Jonn]

On 07/02/2014 10:10 AM, steve wrote:
> On Wed, 2014-07-02 at 08:52 -0500, Taylor, Jonn wrote:
>> On 07/02/2014 08:30 AM, steve wrote:
>>> 4.1.6 dual AD DC domain with a single 4.1.6 file server (fs)
>>> Hi
>>> We'd like to add another fail-over fs to our domain. Due to all the
>>> conflicting (old?) documentation out there we would like to hear from
>>> any user here who has implemented this _recently_. By implemented we
>>> mean actually done it and are using it themselves. So,
>>> 1. is it doable?
>>> 2. could anyone list the acronyms we must use?
>>> 3. has anyone who has it working written documentation for others?
>>>
>>> Any help most gratefully received and we promise that any information
>>> leading to a successful implementation shall be documented in plain
>>> English the moment testing has finished.
>>> TIA,
>>> Steve
>>>
>>>
>> We run an HA cluster using pacemaker, samba 3.6, ctdb and drbd for many
>> years. I have tested this from the samba wiki and it works. The only
>> problem we had was smb2 in samba 4.x is very slow.
>>
>> http://wiki.samba.org/index.php/Samba_CTDB_GPFS_Cluster_HowTo
>>
> Hi
> That looks promising. Presumably, this is a cluster. There is no mention
> of e.g. pacemaker to give failover. Is that something we need to add
> ourselves?
> Thanks,
> Steve
This should help.

http://justin.ag/technology/linux/dual-primary-drbd-centos-6-gfs2-pacemaker/

>
>
>> This is basis on our current setup. The only difference is we are using
>> CentOS 6.
>>
>> http://www.drbd.org/users-guide/drbd-users-guide.html
>> http://www.howtoforge.com/setting-up-an-active-active-samba-ctdb-cluster-using-gfs-and-drbd-centos-5.5
>>
>> Jonn
>>
>