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Re: Suggestions for shared-storage cluster file system

 

I haven't played that much with Glusterfs and pacemaker but I'm pretty sure that there is already a resource agent for this. Maybe the Filesystem RA can do it but you probably might have a look at the upstream version on the Cluster Lab Github. 

Cheers 

On 15 févr. 2013, at 20:54, Samuel Winchenbach <swinchen@xxxxxxxxx> wrote:

> Thanks,
> 
> I think I will go with GlusterFS.   MooseFS looks interesting, but maintaining a package outside the repo/cloud archive is not something I want to deal with.
> 
> Along the same lines...   is it possible to mount a GlusterFS volume in pacemaker?  I have tried both ocf:heartbeat:Filesystem and ocf:redhat:netfs.sh without much luck.   I have managed to get the service started with upstart though.
> 
> Thanks,
> Sam
> 
> 
> On Fri, Feb 15, 2013 at 2:29 PM, Sébastien Han <han.sebastien@xxxxxxxxx> wrote:
>> Hi,
>> 
>> 
>>> Important: Mount the CephFS filesystem on the client machine, not the cluster machine.
>> 
>> It's just like NFS, if you mount an NFS export on the NFS server, you get kernel locks.
>> 
>> Unfortunately even if love Ceph far more than the other, I won't go with CephFS, at least not know. But if are in a hurry and looking for a DFS then GlusterFS seems to be a good candidate. NFS works pretty well too.
>> 
>> Cheers.
>> 
>> --
>> Regards,
>> Sébastien Han.
>> 
>> 
>> On Fri, Feb 15, 2013 at 4:49 PM, JuanFra Rodriguez Cardoso <juanfra.rodriguez.cardoso@xxxxxxxxx> wrote:
>>> Another one:
>>> 
>>>  - MooseFS (http://docs.openstack.org/trunk/openstack-compute/admin/content/installing-moosefs-as-backend.html)
>>>  - GlusterFS
>>>  - Ceph
>>>  - Lustre
>>> 
>>> Regards,
>>> JuanFra
>>> 
>>> 
>>> 2013/2/15 Samuel Winchenbach <swinchen@xxxxxxxxx>
>>>> Hi All,
>>>> 
>>>> Can anyone give me a recommendation for a good shared-storage cluster filesystem?   I am running kvm-libvirt and would like to enable live migration.
>>>> 
>>>> I have a number of hosts (up to 16) each with 2xTB drives.  These hosts are also my compute/network/controller nodes.  
>>>> 
>>>> The three I am considering are:
>>>> 
>>>> GlusterFS - I have the most experience with this, and it seems the easiest.
>>>> 
>>>> CephFS/RADOS - Interesting because glance supports the rbd backend.  Slightly worried because of this though "Important: Mount the CephFS filesystem on the client machine, not the cluster machine." (I wish it said why...)  and "CephFS is not quite as stable as the block device and the object storage gateway."
>>>> Lustre - A little hesitant now that Oracle is involved with it.
>>>> 
>>>> If anyone has any advice, or can point out another that I should consider it would be greatly appreciated.
>>>> 
>>>> Thanks!
>>>> 
>>>> Sam
>>>> 
>>>> 
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>>> 
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