[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] dom0-min-mem=0 and enable-dom0-ballooning
On 07/06/2009 03:08, "Luke S Crawford" <lsc@xxxxxxxxx> wrote: > I noticed something odd. In newer versions of Xen, > (enable-dom0-ballooning no) will disable ballooning. But that is only > respected in newer versions of Xen. Before the enable-dom0-ballooning > option was enabled, setting dom0-min-mem to 0 would disable ballooning. > After the enable-dom0-ballooning setting was added, though, setting > dom0-min-mem to 0 would actually set the minimum to zero. > > This seems dangerous to me, as I can't think of any time where I'd really > want to let the dom0 balloon to 0, and it's pretty easy to make the mistake > of setting dom0-min-mem to 0 if you come across older documentation. > > I would suggest changing xen so that dom0-min-mem 0 disabled ballooning as > it did before. If you look at xen/xend/XendOptions.py:get_enable_dom0_ballooning(), you'll see that dom0-min-mem=0 should still disable dom0 ballooning. At least in theory! -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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