From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= Subject: Re: RFC: dm-switch target [v2] Date: Sat, 22 Oct 2011 18:08:24 +0300 Message-ID: <20111022150824.GG12984@reaktio.net> References: <20110831201919.GA27111@freewill.equallogic.com> <32C294CE27383749AAB52C2549D4120C016193A3B2@AUSX7MCPS306.AMER.DELL.COM> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <32C294CE27383749AAB52C2549D4120C016193A3B2@AUSX7MCPS306.AMER.DELL.COM> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: Jim_Ramsay@DELL.com Cc: dm-devel@redhat.com, Parind_Shah@DELL.com, Jason_Shamberger@DELL.com, Kevin_OKelley@DELL.com List-Id: dm-devel.ids On Fri, Sep 02, 2011 at 05:56:11PM -0500, Jim_Ramsay@DELL.com wrote: > Pasi K=E4rkk=E4inen wrote: > >On Wed, Aug 31, 2011 at 04:19:24PM -0400, Jim Ramsay wrote: > >> We propose a new DM target, dm-switch, which can be used to > >> efficiently implement a mapping of IOs to underlying block devices in > >> scenarios where there are: (1) a large number of address regions, (2) > >> a fixed size of these address regions, (3) no pattern than allows for > >> a compact description with something like the dm-stripe target. > > > > Great, I've been waiting for this module :) > = > Thanks, it's great to hear the interest! > = > > Do you guys have some userland tool/script to populate the page > > table in dm-switch, or is there some other way to test this > > (with eql storage) ? > = > We are planning on providing some sample code, which will > demonstrate how to upload a page table from userland via the > netlink socket. > = Hello again, Any news about this sample code? = I noticed you guys just posted v3 of the patch, = so it would be nice to try it out. -- Pasi