Gluster 2.x + NX Server

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Hey Jeff,

Thanks for the quick response.

It is an Auto Replication from the Client to two remote servers.  I have the Gluster Partition mounted as /cust/home (where user directories are).

As far as I know, the NX client connects to the NX Server as user nx (local user on machine) and then it suids to the real user who logged in, and runs in their home directory.

However, when I use the Gluster Partition for the home directories, I never get the application running (even a simple /usr/bin/xeyes).  When using /home/ (localFS) it works fine.

I really don't know where to go from here.  Is GlusterFS somehow "seen" differently from the OS in some way that would make it not work this way.  I don't see anything useful in the logs.  I have turned on GlusterFS in debug mode, but don't see anything.

How goes Gluster deal with permissions and ownership, since it is distributed?  Perhaps the problem is somewhere there?

Thanks!

-Ian
----------------------------------

I mounted (Gluster v2.0.8) via:
  /usr/sbin/glusterfs -f /etc/glusterfs/glusterfs.vol /cust/home

My glusterfs.vol looks like this:

volume remote1
  type protocol/client
  option transport-type tcp
  option remote-host server1.example.com
  option remote-subvolume brick
end-volume

volume remote2
  type protocol/client
  option transport-type tcp
  option remote-host server2.example.com
  option remote-subvolume brick
end-volume

volume replicate
  type cluster/replicate
  subvolumes remote1 remote2
end-volume

volume writebehind
  type performance/write-behind
  option window-size 1MB
  subvolumes replicate
end-volume

volume cache
  type performance/io-cache
  option cache-size 512MB
  subvolumes writebehind
end-volume



On 2 Dec 2009, at 16:00, Jeff Evans wrote:

> 
>> It works fine for replicating files, and I can login with SSH to
>> this home directory, and all works fine.  Yet, when using NX
>> Server to connect (an X client) I get a failure if the users home
>> directory is the Gluster Home.  With a localFS home, it works
>> fine.
> 
> What do you mean by failure? Error messages? Gluster log entries?
> More info is required!
> 
> I run VNC and XDMCP session from my gluster mounts, without any
> problem. I would expect NX to be no different.
> 
>> So, is there -any- difference between how the OS sees a Gluster
>> Mount and a Normal Partition?
> 
> Only if you mount it differently. How did you mount it? What does the
> output of mount show? Is it the same underlying FS?
> 
> Jeff.
> 
> 



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