From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] balloon driver
Date: Wed, 5 Jul 2006 15:52:11 +0100 [thread overview]
Message-ID: <200607051552.12914.paul@codesourcery.com> (raw)
In-Reply-To: <946a3fda0607041958p2e5daab3o2c6d3f633aafc089@mail.gmail.com>
On Wednesday 05 July 2006 03:58, Eric L wrote:
> I've been playing around with QEMU the past few days and have been
> quite impressed. One thing I wondered about: it seems that most of
> the other virtualization schemes have some sort of balloon driver to
> reclaim unused (cached) guest memory. (VMWare, Xen and I think user
> mode linux has something too). It seems like a pretty good idea to
> me, but from my searching, it would appear that QEMU does not have
> anything similar. Is this correct? If so, is there a reason why?
Partly because qemu is just a normal user application. It can be swapped out
by the host OS just like any other process. Adding a few Gb of extra swap and
letting the host OS figure it out should get you 90% of the benefit.
Paul
next prev parent reply other threads:[~2006-07-05 14:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-05 2:58 [Qemu-devel] balloon driver Eric L
2006-07-05 14:52 ` Paul Brook [this message]
2006-07-09 1:06 ` Eric L
2006-07-09 1:32 ` Mark Williamson
2006-07-09 3:02 ` Jamie Lokier
2006-07-09 12:42 ` Mark Williamson
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