From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: David Vrabel <david.vrabel@citrix.com>,
xen-devel@lists.xensource.com, linux-kernel@vger.kernel.org
Subject: Re: [Xen-devel] [PATCH 6/7] xen/setup: Make dom0_mem=XGB behavior be similar to classic Xen kernels.
Date: Fri, 6 Apr 2012 17:01:18 -0400 [thread overview]
Message-ID: <20120406210117.GB26309@phenom.dumpdata.com> (raw)
In-Reply-To: <4F7AE321020000780007C456@nat28.tlf.novell.com>
On Tue, Apr 03, 2012 at 10:46:41AM +0100, Jan Beulich wrote:
> >>> On 03.04.12 at 10:58, David Vrabel <david.vrabel@citrix.com> wrote:
> > With your new behaviour it will no longer possible to specify an
> > unlimited balloon but a limited number of initial pages. This is
> > behaviour that Jan said he used.
>
> An unlimited balloon was never possible afaict (as that would have
> implied setting up an "infinite" number of struct page instances at
> boot time.
>
> What I'm using is "dom0_mem=-<num>M" together with the kernel
> option "mem=<num>G", such that max-balloon > initial alloc (usually
> I set max-balloon to approximately the amount of memory in the
> system, so the upper limit is "infinite" in the sense that I can't go
> higher anyway, but it's not truly infinity).
Couldn't you do the same thing with 'dom0_mem=X,max:Y'
>
> Jan
next prev parent reply other threads:[~2012-04-06 21:06 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-30 20:37 [PATCH] fix /proc/meminfo reporting (v1) Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 1/7] xen/p2m: Move code around to allow for better re-usage Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 2/7] xen/p2m: Allow alloc_p2m_middle to call reserve_brk depending on argument Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 3/7] xen/p2m: Collapse early_alloc_p2m_middle redundant checks Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 4/7] xen/p2m: An early bootup variant of set_phys_to_machine Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 5/7] xen/setup: Transfer MFNs from non-RAM E820 entries and gaps to E820 RAM Konrad Rzeszutek Wilk
2012-04-03 8:48 ` [Xen-devel] " David Vrabel
2012-04-03 8:48 ` David Vrabel
2012-04-03 13:13 ` Konrad Rzeszutek Wilk
2012-04-06 21:02 ` Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 6/7] xen/setup: Make dom0_mem=XGB behavior be similar to classic Xen kernels Konrad Rzeszutek Wilk
2012-04-03 8:58 ` [Xen-devel] " David Vrabel
2012-04-03 8:58 ` David Vrabel
2012-04-03 9:46 ` Jan Beulich
2012-04-03 9:46 ` Jan Beulich
2012-04-06 21:01 ` Konrad Rzeszutek Wilk [this message]
2012-04-09 16:39 ` Jan Beulich
2012-04-09 16:39 ` Jan Beulich
2012-04-09 21:33 ` Konrad Rzeszutek Wilk
2012-04-06 20:59 ` Konrad Rzeszutek Wilk
2012-04-09 16:56 ` Jan Beulich
2012-04-09 16:56 ` Jan Beulich
2012-04-09 21:49 ` Konrad Rzeszutek Wilk
2012-03-30 20:37 ` [PATCH 7/7] xen/setup: Only print "Freeing XXX-YYY pfn range: Z pages freed" if Z > 0 Konrad Rzeszutek Wilk
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