Re: [Qemu-devel] [question] how to check if savevm is completed?

[Stefan Hajnoczi]

On Fri, Jul 18, 2014 at 10:32:33AM +0800, Zhang Haoyu wrote:
> >> I run savevm by qemu-monitor, but how to check if savevm is completed? I 
> >> haven't find the query interface.
> >
> >That is because savevm is synchronous.  It blocks until the operation is
> >complete.  You cannot use the QEMU monitor while savevm is executing.
> >
> So, only the asynchronous operations provide the query interface, like 
> hmp_info_migrate, right?

Yes, because the monitor is blocked during synchronous operations.  Only
one command is processed at a time.

Stefan

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