Re: [Xen-devel] [PATCH] libxl: create PVH guests with max memory assigned

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2014-07-18 at 16:53 -0400, Konrad Rzeszutek Wilk wrote:
> On Fri, Jul 18, 2014 at 07:00:42PM +0200, Roger Pau Monnà wrote:
> > On 18/07/14 18:49, Konrad Rzeszutek Wilk wrote:
> > > On Thu, Jul 17, 2014 at 01:02:22PM +0200, Roger Pau Monne wrote:
> > >> Since PVH guests are very similar to HVM guests in terms of memory
> > >> management, start the guest with the maximum memory assigned and let
> > >> it balloon down.
> > > 
> > > There is something odd about your email. When I look at in
> > > mutt I see the patch, but if I save it and try do git am
> > > it complains.
> > > 
> > > Looking at the file I see:
> > > 
> > >      
> > > U2luY2UgUFZIIGd1ZXN0cyBhcmUgdmVyeSBzaW1pbGFyIHRvIEhWTSBndWVzdHMgaW4gdGVybXMg
> > >      
> > > b2YgbWVtb3J5Cm1hbmFnZW1lbnQsIHN0YXJ0IHRoZSBndWVzdCB3aXRoIHRoZSBtYXhpbXVtIG1l
> > >      
> > > bW9yeSBhc3NpZ25lZCBhbmQgbGV0Cml0IGJhbGxvb24gZG93bi4KClNpZ25lZC1vZmYtYnk6IFJv
> > >      
> > > Z2VyIFBhdSBNb25uw6kgPHJvZ2VyLnBhdUBjaXRyaXguY29tPgpDYzogSWFuIEphY2tzb24gPGlh
> > >      
> > > bi5qYWNrc29uQGV1LmNpdHJpeC5jb20+CkNjOiBJYW4gQ2FtcGJlbGwgPGlhbi5jYW1wYmVsbEBj
> > >      
> > > aXRyaXguY29tPgpDYzogTXVrZXNoIFJhdGhvciA8bXVrZXNoLnJhdGhvckBvcmFjbGUuY29tPgot
> > > 
> > > .. and so.
> > > 
> > > Have you changed something recently in your git sendmail setup?
> > 
> > No, I haven't touched my git config since more than two years probably.
> > Maybe Citrix smtp server is mangling it?
> > 
> > Anyway, I'm attaching a copy, I hope you will be able to fetch it.
> 
> And I can do better:
> 
> Tested-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> 
> It makes PVH guests with maxmem != memory boot

No, it doesn't.

It makes guests boot with maxmem regardless the memory setting being
lower, by essentially completely ignoring the latter. As I just
explained in my other reply this is the wrong approach to this problem.

Ian.


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