[Gluster-users] Why does NUFA not allow mounts even from trusted peers without a subvolume?

[Michael Lampe]

I'm using the 3.4.1-3.el5 packages from gluster.org.

Am I perhaps misinterpreting the problem?

-Michael

Anand Avati wrote:
> You are probably using 3.3 or older? This has been fixed in 3.4 (
> http://review.gluster.org/5414)
>
> Thanks,
> Avati
>
>
> On Wed, Dec 4, 2013 at 2:05 PM, Michael Lampe <mlampe0 at googlemail.com>wrote:
>
>> I've installed GlusterFS on our 23-node Beowulf cluster. Each node has a
>> disc which provides a brick for the GlusterFS volume and every node mounts
>> this volume. The NUFA translator is ideal for the code we run and
>> everythings works fine so far.
>>
>> Only problem is the frontend node, which does not have a subvolume: After
>> I've turned on NUFA, it no longer can mount the volume. :(
>>
>> [2013-12-04 21:35:44.262738] E [nufa.c:641:init] 0-gv0-dht: Could not find
>> specified or local subvol
>> [2013-12-04 21:35:44.262766] E [xlator.c:390:xlator_init] 0-gv0-dht:
>> Initialization of volume 'gv0-dht' failed, review your volfile again
>> [2013-12-04 21:35:44.262783] E [graph.c:292:glusterfs_graph_init]
>> 0-gv0-dht: initializing translator failed
>> [2013-12-04 21:35:44.262799] E [graph.c:479:glusterfs_graph_activate]
>> 0-graph: init failed
>>
>> Is there any technical reason for treating things this way? Why cannot
>> NUFA fall back to distribute, like it does when the local subvolume has not
>> enough free space?
>>
>> Or is there a better way to include a frontend node?
>>
>> -Michael
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>