[Gluster-users] Antw: Re: MS Office/Samba/Glusterfs/Centos

[Ira Cooper]

Samba hasn't stored spinlocks for a long time....  (At least since I've used it!)

It does use fcntl locks...  But those are a different beast.  I agree, your local TDB files in CTDB should be local.

Thanks,

-Ira

----- Original Message -----
> Are you using CTDB on a shared gluster volume instead of TDB on a local
> volume which is samba default.
> 
> If not this may explain your issue because Samba stores or at least did ate
> one time store spinlocks in the TDB for speed.
> 
> 
> 
> -- Sent from my HP Pre3
> 
> 
> On Jan 23, 2014 10:31, Adrian Valeanu <Adrian.Valeanu at idiada.com> wrote:
> 
> Hi,
> I try to replicate some data that resides on two CentOS servers. The
> replicated data should be shared using Samba to the users. It should be
> avoided that two users
> try to work on the same file using MS Office. If the users access the same
> file on one server, one of them is not able to modify the file. This is
> possible (and the normal operation)
> if one uses one server with Samba. I assumed that this kind of lock would be
> replicated too.
> I did not knew about libgfapi and have not used it yesterday. I used the fuse
> mounted directory as data source for Samba.
> Yesterday night I updated both CentOS servers. They are CentOS 6.5 now. Now
> locking does not happen at all any more. After you mentioned libgfapi I
> found this:
> https://www.mail-archive.com/gluster-users@gluster.org/msg13033.html
> I managed to compile the module and switched to samba-glusterfs-vfs. But I
> still have no locking
> My Samba configuration looks like this:
> [glusterdata-vfs]
> vfs object = glusterfs
> glusterfs:volume = gv0
> path = /
> glusterfs:loglevel = 2
> glusterfs:logfile = /var/log/samba/glusterdata-vfs.log
> read only = no
> browseable = yes
> guest ok = no
> printable = no
> nt acl support = yes
> acl map full control = yes
> Thank you for your attention.
> 
> 
> >>> Lalatendu Mohanty <lmohanty at redhat.com> 22.01.2014 16:10 >>>
> > 
> On 01/22/2014 08:30 PM, Adrian Valeanu wrote:
> 
> 
> 
> Hi,
> I have set up glusterfs 3.4.2 over an 10Gig xfs filesystem on two CentOS 6
> servers. The gluster filesystem is shared through Samba on both servers.
> Replication is working like a charm but file locking is not. Is it possible
> to have file locking working in this configuration in an way that Microsoft
> Office 2010
> behaves like as if the files were on the same server? Does somebody have such
> an configuration?
> I tried a lot of the Samba configurations found on the mailing list but none
> showed the expected results.
> 
> Are you using Samba with libgfapi? I am not sure if I understand your
> expectation on locking through Samba. Some more context would be nice.
> 
> -Lala
> 
> 
> 
> Thank you
> 
> 
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