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Re: [Qemu-devel] [RFC 0/8] block: Live backup prototype


From: Dietmar Maurer
Subject: Re: [Qemu-devel] [RFC 0/8] block: Live backup prototype
Date: Sun, 10 Mar 2013 10:38:09 +0000

> > I can see the advantage to move the code out of qemu, but I want to
> > avoid that overhead by all means. So are there any other ideas to avoid the
> overhead of a socket based IPC?
> 
> There are enough avenues to investigate better performance that I think the
> solution is to just profile and optimize a little.

I know that I can optimize, but I always thought it is better to avoid overhead
it is possible. Socket based IPC involves copying large amount of data, and you
cannot optimize that away.




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