[Gluster-users] nfs-ganesha/pnfs read/write path on EC volume

[Jiffin Tony Thottan]

On 31/01/16 16:19, Serkan Çoban wrote:
> Hi,
> I am testing nfs-ganesha with pNFS on EC volume and I want to ask some
> questions.
> Assume we have two clients: c1,c2
> and six servers with one 4+2 EC volume constructed as below:
>
> gluster volume create vol1 disperse 6 redundancy 2 server{1..6}:/brick/b1 \
>
>       server{1..6}:/brick/b2 \
>
>       server{1..6}:/brick/b3 \
>
>       server{1..6}:/brick/b4 \
>
>       server{1..6}:/brick/b5 \
>
>       server{1..6}:/brick/b6
> vol1 is mounted on both clients as server1:/vol1
>
> Here is first question: When I write file1 from client1 and file2 from
> client2; which servers get the files? In my opinion server1 gets file1
> and server2 gets file2 and do EC calculations and distribute chunks to
> other servers. Am I right?
>
> Can anyone explain detailed read/write path with pNFS and EC volumes?

I never tried pNFS with EC volume, will try the same by my own and reply 
to your question as soon as possible.
--
Jiffin

> Thanks,
> Serkan
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