> - How did you measure this performance difference?
Database server running on PV DomU with intensive I/O.
Workload connected with loading and unloading tables
to/from ASCII files residing on the guest's image.
> - Did you make sure kernel configuration is similar for both kernel types?
> Many pvops .configs have various debugging options enabled that kill the
It's my personal impression. I am not an expert in PVOPS config tuning, but
try to avoid debugging options.
--- On Wed, 10/20/10, Pasi Kärkkäinen <pa...@iki.fi> wrote:
From: Pasi Kärkkäinen <pa...@iki.fi>
Subject: Re: [Fedora-xen] another xen build and pvops kernel
To: "Boris Derzhavets" <bderzhav...@yahoo.com>
Cc: email@example.com, xen-us...@lists.xensource.com
Date: Wednesday, October 20, 2010, 1:42 PM
On Mon, Oct 18, 2010 at 07:49:29AM -0700, Boris Derzhavets wrote:
> Just wondering why kernel-18.104.22.168-170.xendom0.fc12.src.rpm cannot
> make itself
> into F14. It seems pretty stable. Why it cannot be just a package
> available via "yum install" . Anyway Fedora's Libvirt has the best
> compatibility with Xen 4.0.1.
> It's not too late switch back to Xen with PVOPS kernel. XenLinux 22.214.171.124
> aka Suse
> is really dangerous . It outperforms pvops kernel about 15-20 % under Xen
- How did you measure this performance difference?
- Did you make sure kernel configuration is similar for both kernel types?
Many pvops .configs have various debugging options enabled that kill the
> I don't mention KVM performance. It's not a competitor for OpenSuse 11.3
> after the
> most recent "zypper update"
> --- On Mon, 10/18/10, M A Young <m.a.yo...@durham.ac.uk> wrote:
> From: M A Young <m.a.yo...@durham.ac.uk>
> Subject: Re: [Fedora-xen] another xen build
> To: firstname.lastname@example.org
> Date: Monday, October 18, 2010, 6:17 AM
> There is less urgency to test now because 4.0.1-6.fc14 has now made it
> into F14 in time for the release. You can of course continue to test if
> you want to.
> Michael Young
> xen mailing list
> Visible links
> 2. file:///mc/compose?to=...@lists.fedoraproject.org
> 3. https://admin.fedoraproject.org/mailman/listinfo/xen
> xen mailing list
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