[OmniOS-discuss] NFS Datastore vmware esxi failover

[Richard Elling]

On Nov 8, 2013, at 2:07 PM, Jim Klimov <jimklimov at cos.ru> wrote:

> On 2013-11-08 22:54, Richard Elling wrote:
>> It is a replica, but it isn't the same from an NFS perspective. The
>> files may have the
>> same contents, but the NFSv3 file handles are different because they are
>> in two different
>> file systems.  For this to work, the clients would have to remount,
>> which blows your
>> requirement for transparency.
> 
> Just a "little quick question": the NFS clients have a means to specify
> several NFS servers as equivalents (described in "man mount_nfs")...

You are correct. These are mount-time options or with the "read-only" requirement.
In other words, not very useful for this use case.

> I am not sure if this is what the OP is trying to do, and if not -
> whether this would help him? And if the VMWare NFS client has similar
> means to failover between servers - with explicitly different server IPs
> (i.e. one serves the share, then unshares it, replicates to another, and
> another one shares the master data)?

AFAIK, VMware has its own NFS client implementation that is not at all
similar to the Sun/Solaris NFS client.
 -- richard

--

Richard.Elling at RichardElling.com
+1-760-896-4422



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