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RE: [Xen-devel] RE: GPL Win PV driver issues

To: "Daniel P. Berrange" <berrange@xxxxxxxxxx>, "Steve Ofsthun" <sofsthun@xxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] RE: GPL Win PV driver issues
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Sun, 16 Dec 2007 16:59:17 +1100
Cc: Andy Grover <andy.grover@xxxxxxxxxx>, cgriffin@xxxxxxxxxx, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] RE: GPL Win PV driver issues
> 
> I would venture to suggest that any PV disk driver also provide the
> neccessary
> CDROM capabilities. During installation of guests, even on baremetal,
the
> CDROM is a serious bottleneck on install time so much so that I never
> install
> off CDROM anymore instead using network sources. The emulated CDROM
> amplifies
> this problem, so having the PV drivers support CDROM capabilities
could be
> very beneficial

Compared to a physical CDROM, I found a virtualised (even qemu
virtualised) CDROM was much faster.

James

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