[Gluster-devel] pNFS server for FreeBSD using GlusterFS

[Joe Julian]

On 04/20/2016 07:23 PM, Jiffin Tony Thottan wrote:
>
>
> On 21/04/16 04:43, Rick Macklem wrote:
>> Hi,
>>
>> Just to let you know, I did find the email responses to my
>> queries some months ago helpful and I now have a pNFS server
>> for FreeBSD using the GlusterFS port at the alpha test stage.
>> So far I have not made any changes to GlusterFS except the little
>> poll() patch that was already discussed on this list last December.
>>
>> Anyhow, if anyone is interested in taking a look at this,
>> I have a primitive document at:
>>    http://people.freebsd.org/~rmacklem/pnfs-setup.txt
>> that will hopefully give you a starting point.
>>
>> Thanks to everyone that helped via email a few months ago, rick
>
> Hi Rick,
>
> Awesome some work man. You have cracked Flexfile layout for gluster 
> volume.
>
> I still wondering why you picked knfs instead of nfs-ganesha? There 
> will lot of context switches
> between kernel space and user space which may effect the metadata 
> performance.
> I still remembering the discussion[1] in which I mentioned to use 
> ganesha server as MDS.
> And usually gluster volume won't export using knfs.
>
> -- 
> Jiffin

There's also potential memory deadlocks which is why we stopped doing 
that in the first place.