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Re: [RFC] remove filestreams support?

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: [RFC] remove filestreams support?
From: Alex Elder <aelder@xxxxxxx>
Date: Fri, 8 Jul 2011 16:07:39 -0500
Cc: Dave Chinner <david@xxxxxxxxxxxxx>, <xfs@xxxxxxxxxxx>
In-reply-to: <20110705110127.GA27102@xxxxxxxxxxxxx>
References: <20110704153443.GA21501@xxxxxxxxxxxxx> <20110705015458.GZ561@dastard> <20110705110127.GA27102@xxxxxxxxxxxxx>
Reply-to: <aelder@xxxxxxx>
On Tue, 2011-07-05 at 07:01 -0400, Christoph Hellwig wrote:
> On Tue, Jul 05, 2011 at 11:54:58AM +1000, Dave Chinner wrote:
> > So rather than deprecating the functionality, perhaps we should look
> > at implementing it through a simpler, more generic, better
> > integrated interface? That will increase the usefulness of the
> > functionality for a much wider audience than it has now, and also
> > provide the virt/blk throttling folk with exactly the "don't cross
> > the streams" functionality they suggest filesystems are unable to
> > support easily.....
> 
> That does indeed sound simpler, and also more useful.  Do the users
> who have chimed in here (and off list) think such a scheme would be
> useful for them?

We have customers that make good use of filestreams.
I don't think it matters whether they use CXFS or XFS,
it's a very useful allocation strategy, and an important
feature for certain applications.  I like the idea of
generalizing it and/or improving its interface though.

                                        -Alex


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