Re: [ANNOUNCE] Sheepdog: Distributed Storage System for KVM

Avi Kivity
2009-10-25T05:36:48Z

On 10/23/2009 05:40 PM, FUJITA Tomonori wrote:
> On Fri, 23 Oct 2009 09:14:29 -0500
> Javier Guerra<javier@guerrag.com> wrote:
>
>
>>> I think that the major difference between sheepdog and cluster file
>>> systems such as Google File system, pNFS, etc is the interface between
>>> clients and a storage system.
>>>
>> note that GFS is "Global File System" (written by Sistina (the same
>> folks from LVM) and bought by RedHat). Google Filesystem is a
>> different thing, and ironically the client/storage interface is a
>> little more like sheepdog and unlike a regular cluster filesystem.
>>
> Hmm, Avi referred to Global File System? I wasn't sure. 'GFS' is
> ambiguous. Anyway, Global File System is a SAN file system. It's
> a completely different architecture from Sheepdog.
>

I did, and yes, it is completely different since you don't require
central storage.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.