[ovirt-users] Unable to use Netgear RN3220 for NFS storage domain

[Fred Rolland]

What version of NFS do you have on the Netgear?
It could be a SELinux configuration.

On Sun, Nov 5, 2017 at 3:19 PM, Walt Holman <wholman at lawrenceburgtn.gov>
wrote:

> Currently running version 4.1.6.2-1.el7.centos
>
> The logfile is attached and the relevant entries are at the bottom of the
> log. It evidently doesn't get rotated, so it contains entries going back to
> when I first setup the box in 2/17.
>
> I've perused that page countless times now, but I still can't get it to
> work on this setup. In the sanlock log file, the attempts to add the domain
> end in "s2 add_lockspace fail result -19" I don't know much about sanlock,
> but I wish I knew what result -19 meant, perhaps it would clue me in.
> Thanks for your help.
>
> -Walt
>
> ----- Original Message -----
> From: "Fred Rolland" <frolland at redhat.com>
> To: "Walt Holman" <wholman at lawrenceburgtn.gov>
> Cc: "users" <users at ovirt.org>
> Sent: Sunday, November 5, 2017 5:22:05 AM
> Subject: Re: [ovirt-users] Unable to use Netgear RN3220 for NFS storage
> domain
>
> Hi,
>
> Which version are you using ?
> Can you provide /var/log/sanlock.log ?
>
> Also check this page:
> [ https://www.ovirt.org/documentation/how-to/troubleshooting/
> troubleshooting-nfs-storage-issues | https://www.ovirt.org/
> documentation/how-to/troubleshooting/troubleshooting-nfs-storage-issues ]
>
> Thanks,
> Freddy
>
>
> On Fri, Nov 3, 2017 at 7:00 PM, Walt Holman < [ mailto:
> wholman at lawrenceburgtn.gov | wholman at lawrenceburgtn.gov ] > wrote:
>
>
> Hello all,
>
> I've got an oVirt setup that I'm trying to add an NFS storage domain from
> a Netgear ReadyNAS 3220 NAS server. I've setup the NFS exports as follows:
>
> "/data/Virtual_Machines" 127.0.0.1(insecure,insecure_
> locks,no_subtree_check,crossmnt,anonuid=36,anongid=36,all_squash,ro,sync)
> 10.50.31.83(insecure,insecure_locks,no_subtree_check,rw,
> root_squash,anonuid=36,anongid=36,crossmnt,sync)
>
> Where 10.50.31.83 is my oVirt box. I've made sure that
> /data/Virtual_Machines is chowned to 36:36 and each time I add it, it fails
> after performing the following steps: The oVirt box mounts the file share,
> creates all the files and directories, they are owned by 36:36 correctly,
> the new storage domain box closes and I am returned to the oVirt Management
> console where within a couple of seconds, I'm presented with a dialog box
> that says:
>
> Operation Canceled
> Error while executing action Attach Storage Domain: AcquireHostIDFailure
>
> I've looked through logs and found the there is a SanlockException(19,
> "Sanlock lockspace add failure', 'No such device')) that seems to be the
> culprit.
>
> Just to test, I've used the same exports file on my local machine (which
> has limited storage), and shared out a directory via NFS. I can
> successfully connect and use that storage within oVirt, but of course it
> does me no good. The RN3220 has approximately 10TB free on it at the
> moment, so it's not a space issue and as mentioned the directories and
> files all get created and are owned by vdsm:kvm It really feels like
> something's up with the ReadyNAS, but I'm not sure what? I've attached the
> vdsm.log file and have access to any other logs you may need.
>
> Any help would be greatly appreciated as I'm about to bring up another
> node and really need access to network storage. I'm currently using only
> local storage attached to the host.
>
> -Walt
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