Setting up CTDB on OCFS2 and VMs ...

steve steve at steve-ss.com
Mon Dec 8 06:54:32 MST 2014


On 08/12/14 13:02, Min Wai Chan wrote:
> Which meant that
>
> We are running CTDB with not their initial design...
>
> And out of the design specification :)
>
> And not sure what will happen.
>
> That would be a nice way to put it...

So you've cluster samba without ctdb? What do you use for the IP takover 
(or shuffle)?

>
> On Mon, Dec 8, 2014 at 6:35 PM, steve <steve at steve-ss.com
> <mailto:steve at steve-ss.com>> wrote:
>
>     On 06/12/14 19:10, steve wrote:
>
>         On 06/12/14 19:05, Richard Sharpe wrote:
>
>             On Sat, Dec 6, 2014 at 9:40 AM, Rowland Penny
>             <repenny241155 at gmail.com <mailto:repenny241155 at gmail.com>>
>             wrote:
>
>                 On 06/12/14 17:34, steve wrote:
>
>
>                     On 06/12/14 16:24, Richard Sharpe wrote:
>
>
>                         On Sat, Dec 6, 2014 at 2:58 AM, Rowland Penny
>                         <repenny241155 at gmail.com
>                         <mailto:repenny241155 at gmail.com>>
>                         wrote:
>                         Indeed, I cannot imagine anyone using the
>                         approach I used for
>                         production as well. Having stuff that needs to
>                         be rebuilt is not a
>                         good idea, and it would be useful to get a
>                         minimal complete set of
>                         RPMs together and fix ocfs2-tools so that the
>                         correct things are there
>                         and the build works out what is needed.
>
>                         However, I only currently need the OCFS2 setup
>                         for testing purposes
>                         while we get our file system supporting FCNTL
>                         locks and so I have a
>                         reference to work with.
>
>                         Not sure if I have the time to fix anything.
>
>                     Hi
>                     We have ocfs2 working fine with ctdb on both Ubuntu
>                     and openSUSE using
>                     only the packages that they supply. We have been in
>                     production on
>                     the latter
>                     since September. On real hardware. There is
>                     extensive step by step
>                     documentation for both distros:
>                     openSUSE
>
>                     http://linuxcostablanca.__blogspot.com.es/2014/07/__samba4-cluster-for-ad-drbd-__ocfs2-ctdb.html
>                     <http://linuxcostablanca.blogspot.com.es/2014/07/samba4-cluster-for-ad-drbd-ocfs2-ctdb.html>
>
>
>                     Ubuntu (tested only on vms)
>
>                     http://linuxcostablanca.__blogspot.com.es/2014/08/__ubuntu-samba4-cluster-ctdb-__ocfs2-drbd.html
>                     <http://linuxcostablanca.blogspot.com.es/2014/08/ubuntu-samba4-cluster-ctdb-ocfs2-drbd.html>
>
>
>                     HTH
>
>
>
>                 Yes, I know, but I am trying to do it without DRBD.
>
>
>             What they have is not true clustering. It is simple HA. You
>             really do
>             not need CTDB for that.
>
>         How else do you do IP failover for Samba?
>
>     Well?
>
>



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