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Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2
From: |
Bharata B Rao |
Subject: |
Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2 |
Date: |
Sat, 21 Jul 2012 18:34:46 +0530 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Sat, Jul 21, 2012 at 05:52:59PM +0530, Vijay Bellur wrote:
> On 07/21/2012 01:59 PM, Bharata B Rao wrote:
> >We now
> >specify the gluster backed image like this:
> >
> >-drive file=gluster:address@hidden:volname:image
> >
> >- Here 'gluster' is the protocol.
> >- 'address@hidden' specifies the server where the volume file specification
> >for
> > the given volume resides. 'port' is the port number on which gluster
> > management daemon (glusterd) is listening. This is optional and if not
> > specified, QEMU will send 0 which will make libgfapi to use the default
> > port.
> >- 'volname' is the name of the gluster volume which contains the VM image.
> >- 'image' is the path to the actual VM image in the gluster volume.
> >
> >Note that we are no longer using volfiles directly and use volume names
> >instead. For this to work, gluster management daemon (glusterd) needs to
> >be running on the QEMU node.
>
>
> glusterd needs to be running on the server that is specified in
> 'address@hidden' option.
oh yes, thanks.
>
>
>
> >Scenarios
> >---------
> >Base: QEMU boots from directly from image on gluster brick.
> >Fuse mount: QEMU boots from VM image on gluster FUSE mount.
> >Fuse bypass: QEMU uses gluster protocol and uses standard client volfile.
> >Fuse bypass custom: QEMU uses gluster protocol and uses a minimal client
> > volfile that just has client xlator.
> >RPC bypass: QEMU uses just posix xlator and doesn't depend on gluster server.
> >
>
> For the Fuse mount, Fuse bypass and Fuse bypass custom scenarios, I
> assume a single local gluster brick is being used. Is this correct?
Right, fio numbers are for single local gluster brick scenario.
Regards,
Bharata.
- [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2, Bharata B Rao, 2012/07/21
- Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2, Vijay Bellur, 2012/07/21
- Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2,
Bharata B Rao <=
- Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2, Stefan Hajnoczi, 2012/07/22
- Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2, Kevin Wolf, 2012/07/24
- Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2, Markus Armbruster, 2012/07/24
- Re: [Qemu-devel] [RFC PATCH 0/2] GlusterFS support in QEMU - v2, Vijay Bellur, 2012/07/23