[Users] Issues using local storage for gluster shared volume
Vijay Bellur
vbellur at redhat.com
Mon Apr 1 07:45:25 UTC 2013
On 03/29/2013 07:19 PM, Tony Feldmann wrote:
> Aren't there concerns with xfs and large files in cases of failures? I
> was under the impression that if xfs was writing to a file and the
> system died it would zero out the entire file. Just hesitant to put
> large vm files on a fs like that. Is this still an issue with xfs?
There are no known problems with recent kernels. There are quite a few
enterprise storage solutions that run on xfs.
Thanks,
Vijay
>
> On Fri, Mar 29, 2013 at 1:08 AM, Vijay Bellur <vbellur at redhat.com
> <mailto:vbellur at redhat.com>> wrote:
>
> On 03/28/2013 08:19 PM, Tony Feldmann wrote:
>
> I have been trying for a month or so to get a 2 node cluster up and
> running. I have engine installed on the first node, then add
> each each
> system as a host to a posix dc. Both boxes have 4 data disks.
> After
> adding the hosts I create a distributed replicate volume using 3
> disk
> from each host with ext4 filesystems. I click the 'optimize for
> virt'
> option on the volume. There is a message in events that says
> that it
> can't set a volume option, then it sets 2 volume options.
> Checking the
> options tab I see that it added the gid/uid options. I was
> unable to
> find in the logs what option was not set, I just see a message about
> usage for volume set <volname> <option>. The volume starts fine
> and I
> am able to create a data domain on the volume. Once the domain is
> created I try to create a vm and it fails creating the disk. Error
> messages are along the lines of task file exists and can't
> remove task
> files. There are directories under tasks and when trying to
> manually
> remove them I get the "directory not empty" error. Can someone
> please
> shed some light on what I am doing wrong to get this 2 node
> cluster with
> local disk as shared storage up and running?
>
>
> There are known problems with ext4 and gluster at the moment. Can
> you please confirm if you see similar behaviour with xfs and gluster?
>
> Thanks,
> Vijay
>
>
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