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List:       kvm
Subject:    Re: sync guest calls made async on host - SQLite performance
From:       Anthony Liguori <anthony () codemonkey ! ws>
Date:       2009-09-29 20:51:33
Message-ID: 4AC27355.3090303 () codemonkey ! ws
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Matthew Tippett wrote:
> Okay, bringing the leafs of the discussions onto this thread.
>
> As per
>
> http://www.phoronix.com/scan.php?page=article&item=linux_2631_kvm&num=1&single=1 
>
>
> "The host OS (as well as the guest OS when testing under KVM) was 
> running an Ubuntu 9.10 daily snapshot with the Linux 2.6.31 (final) 
> kernel"
>
> I am attempting to get the actual "daily" snapshot to provide the 
> precise version.  I should have that information shortly.  It is 
> likely that it was within 1-2 weeks prior to the article posting.
>
>
> > Ubuntu's Karmic release has _not_ been released yet.  For this
> > particular test, Phoronix was probably using an alpha drop before
> > Ubuntu switched from kvm-84 to qemu-kvm-0.11.0.
>
> The "probably" was described above - it was a snapshot after the 
> 2.6.31 final as September 9th, the article was published on September 
> 21st, so there is a finite window.
>
> I have high confidence in the testing that Phoronix has done and don't 
> expect to need to confirm the results explicitly,

Your confidence is misplaced apparently.

> and I have pieced together the following information.  I should be 
> able to get the actual daily build number but broadly it looks like it 
> was
>
>   Ubuntu 9.10 daily snapshot (~ 9th - 21st September)
>   Linux 2.6.31 (packaged as 2.6.31-10.30 to 2.6.31-10.32)
>   qemu-kvm 0.11 (packaged as 0.11.0~rc2-0ubuntu to 0.11.0~rc2-0ubuntu5

That's extremely unlikely.

> But, if it turned out to be Ubuntu 9.10, linux 2.6.31, qemu-kvm 0.11 
> would there be any concerns?

It's not relevant because it's not qemu-kvm-0.11.

Regards,

Anthony Liguori
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