Re: [Qemu-devel] [PATCH 0/5] Add some tracepoints for clarification of the cause of troubles

[Paolo Bonzini]

Il 26/03/2013 08:13, Kazuya Saito ha scritto:
>> > 
>> > I'm not sure 4-5 are that useful, but the first 3 patches are definitely
>> > good stuff.
> Thanks. I'll modify the patch you pointed out about CPU number and
> re-post it.
> I'd like to add tracepoints to the virtual device creation/deletion
> part.  I had an issue that when a Windows guest OS booted up, it didn't
> have a virtual NIC device which it should have had.  It took us time to
> figure out which the guest OS or the QEMU had the issue.  If I have
> had the tracepoints in the virtual device creation/deletion should have
> eased the situation much better.

Wouldn't you get the same information from the command line?

Paolo