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Re: [Qemu-devel] BlockDriverState stack and BlockListeners


From: Stefan Hajnoczi
Subject: Re: [Qemu-devel] BlockDriverState stack and BlockListeners
Date: Mon, 5 Mar 2012 12:04:07 +0000

On Sun, Mar 4, 2012 at 5:14 AM, Ori Mamluk <address@hidden> wrote:
> On 03/03/2012 13:46, Stefan Hajnoczi wrote:
>>
>> On Wed, Feb 29, 2012 at 8:38 AM, Ori Mamluk<address@hidden>  wrote:
>>>
>>> I think the BlockFilter direction goes very well with our plans for a
>>> replication module.
>>> I guess it would take some discussions and time to form a solid layer for
>>> the BlockFilters, and I'd like to move ahead in parallel with the
>>> replication module.
>>
>> Will the replicatoin module still use a custom network protocol or do
>> you plan to implement the in-process NBD server?
>>
>> I have added the in-process NBD server idea to the Google Summer of
>> Code 2012 project ideas page.  Perhaps students will be interested in
>> implementing it this summer.  But if you are already working on it I
>> can remove the idea, please let me know.
>>
>> Thanks,
>> Stefan
>
> I prefer not to do it as NBD server, mainly because NBD by definition
> requires a port per volume and I think it will pose a management overhead.
> So my current plan is a custom protocol - but it's still TBD.

Okay, in that case I'll leave the GSoC project because the in-process
NBD server is a useful feature to have in the future.

Stefan



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