[ovirt-users] Hosted Engine/NFS Troubles

[Phillip Bailey]

On Tue, Jul 18, 2017 at 7:09 AM, Pavel Gashev <Pax at acronis.com> wrote:

> Phillip,
>
>
>
> The relevant lines from the vdsm logs are the following:
>
>
>
> jsonrpc.Executor/6::INFO::2017-07-17 14:24:41,005::logUtils::49::dispatcher::(wrapper)
> Run and protect: connectStorageServer(domType=1,
> spUUID=u'00000000-0000-0000-0000-000000000000', conList=[{u'protocol
>
> _version': 3, u'connection': u'192.168.1.21:/srv/ovirt', u'user': u'kvm',
> u'id': u'dbeb8ab4-849f-4728-8ee9-f891bb84ce2f'}], options=None)
>
> jsonrpc.Executor/6::DEBUG::2017-07-17 14:24:41,006::fileUtils::209::Storage.fileUtils::(createdir)
> Creating directory: /rhev/data-center/mnt/192.168.1.21:_srv_ovirt mode:
> None
>
> jsonrpc.Executor/6::DEBUG::2017-07-17 14:24:41,007::fileUtils::218::Storage.fileUtils::(createdir)
> Using existing directory: /rhev/data-center/mnt/192.168.1.21:_srv_ovirt
>
> jsonrpc.Executor/6::INFO::2017-07-17 14:24:41,007::mount::226::storage.Mount::(mount)
> mounting 192.168.1.21:/srv/ovirt at /rhev/data-center/mnt/192.168.
> 1.21:_srv_ovirt
>
> jsonrpc.Executor/6::ERROR::2017-07-17 14:26:46,098::hsm::2403::
> Storage.HSM::(connectStorageServer) Could not connect to storageServer
>
> Traceback (most recent call last):
>
>   File "/usr/share/vdsm/storage/hsm.py", line 2400, in
> connectStorageServer
>
>     conObj.connect()
>
>   File "/usr/share/vdsm/storage/storageServer.py", line 456, in connect
>
>     return self._mountCon.connect()
>
>   File "/usr/share/vdsm/storage/storageServer.py", line 238, in connect
>
>     six.reraise(t, v, tb)
>
>   File "/usr/share/vdsm/storage/storageServer.py", line 230, in connect
>
>     self._mount.mount(self.options, self._vfsType, cgroup=self.CGROUP)
>
>   File "/usr/lib/python2.7/site-packages/vdsm/storage/mount.py", line
> 229, in mount
>
>     timeout=timeout, cgroup=cgroup)
>
>   File "/usr/lib/python2.7/site-packages/vdsm/supervdsm.py", line 53, in
> __call__
>
>     return callMethod()
>
>   File "/usr/lib/python2.7/site-packages/vdsm/supervdsm.py", line 51, in
> <lambda>
>
>     **kwargs)
>
>   File "<string>", line 2, in mount
>
>   File "/usr/lib64/python2.7/multiprocessing/managers.py", line 773, in
> _callmethod
>
>     raise convert_to_error(kind, result)
>
> MountError: (32, ';mount.nfs: *Connection timed out*\n')
>

I saw this as well, but I don't understand why I don't have the same
problem when mounting the domain manually and writing to it as the vdsm
user. Thanks for pointing it out, though. I should have included that in
the original message.

>
>
>
>
> *From: *<users-bounces at ovirt.org> on behalf of Phillip Bailey <
> phbailey at redhat.com>
> *Date: *Tuesday, 18 July 2017 at 13:48
> *To: *Luca 'remix_tj' Lorenzetto <lorenzetto.luca at gmail.com>
> *Cc: *users <users at ovirt.org>
> *Subject: *Re: [ovirt-users] Hosted Engine/NFS Troubles
>
>
>
> On Mon, Jul 17, 2017 at 3:34 PM, Luca 'remix_tj' Lorenzetto <
> lorenzetto.luca at gmail.com> wrote:
>
> On Mon, Jul 17, 2017 at 9:05 PM, Phillip Bailey <phbailey at redhat.com>
> wrote:
> > Hi,
> >
> > I'm having trouble with my hosted engine setup (v4.0) and could use some
> > help. The problem I'm having is that whenever I try to add additional
> hosts
> > to the setup via webadmin, the operation fails due to storage-related
> > issues.
> >
> > webadmin shows the following error messages:
> >
> > "Host <host name> cannot access the Storage Domain(s) hosted_storage
> > attached to the Data Center Default. Setting Host state to
> Non-Operational.
> > Failed to connect Host ovirt-node-1 to Storage Pool Default"
> >
>
> Hi Phillip,
>
> your hosted engine storage is on nfs, right? Did you test if you can
> mount manually on each host?
>
> Hi Luca,
>
>
>
> Yes, both storage domains are on NFS (v3) and I am able to successfully
> mount them manually on the hosts.
>
>
>
> Luca
>
>
>
> --
> "E' assurdo impiegare gli uomini di intelligenza eccellente per fare
> calcoli che potrebbero essere affidati a chiunque se si usassero delle
> macchine"
> Gottfried Wilhelm von Leibnitz, Filosofo e Matematico (1646-1716)
>
> "Internet è la più grande biblioteca del mondo.
> Ma il problema è che i libri sono tutti sparsi sul pavimento"
> John Allen Paulos, Matematico (1945-vivente)
>
> Luca 'remix_tj' Lorenzetto, http://www.remixtj.net , <
> lorenzetto.luca at gmail.com>
>
>
>
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