[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [RFC] block-trace Low Level Command Supporting Disk Int

From: Wolfgang Richter
Subject: Re: [Qemu-devel] [RFC] block-trace Low Level Command Supporting Disk Introspection
Date: Wed, 22 May 2013 11:46:57 -0400

On Wed, May 15, 2013 at 7:54 AM, Paolo Bonzini <address@hidden> wrote:
> But does this really cover all use cases a real synchronous active
> mirror would provide? I understood that Wolf wants to get every single
> guest request exposed e.g. on an NBD connection.

He can use throttling to limit the guest's I/O speed to the size of the
asynchronous mirror's buffer.

Throttling is fine for me, and actually what I do today (this is the highest source of
overhead for a system that wants to see everything), just with the tracing framework.


reply via email to

[Prev in Thread] Current Thread [Next in Thread]