From: Avi Kivity <avi@redhat.com>
To: Tomasz Chmielewski <mangoo@wpkg.org>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: vballoon: page allocation failure. order:0 -> Kernel panic
Date: Wed, 25 Feb 2009 12:37:17 +0200 [thread overview]
Message-ID: <49A51F5D.6040800@redhat.com> (raw)
In-Reply-To: <49A51E9E.20807@wpkg.org>
Tomasz Chmielewski wrote:
>
> BTW, is it possible to "balloon" to a bigger amount of memory that
> what was available when the guest started?
No. The guest won't have its data structures set up to handle the extra
memory.
>
> Or is it only possible to "shrink" and "grow" within initial memory
> available to the guest, but never "grow" beyond it?
>
Right. One workaround is to start the guest with more memory than you
need and immediately balloon it down. Hopefully we'll have memory
hotplug one day so it can be fixed properly.
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2009-02-25 10:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-24 11:39 vballoon: page allocation failure. order:0 -> Kernel panic Tomasz Chmielewski
2009-02-24 12:28 ` Avi Kivity
2009-02-25 10:34 ` Tomasz Chmielewski
2009-02-25 10:37 ` Avi Kivity [this message]
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