[pve-devel] [PATCH] add print_pci_addr

[Alexandre DERUMIER]

> Don't we get an error when the balloon command does not work? 

I think balloon device take the command, but if guest vm doesn't have driver, guest vm will use all available memory, because it doesn't see the balloon.

I'll do some test today or tomorrow if i have time, and I keep you in touch.


----- Mail original ----- 

De: "Dietmar Maurer" <dietmar at proxmox.com> 
À: "Alexandre DERUMIER" <aderumier at odiso.com> 
Cc: pve-devel at pve.proxmox.com 
Envoyé: Jeudi 15 Septembre 2011 11:31:54 
Objet: RE: [pve-devel] [PATCH] add print_pci_addr 

> with libvirt, vm is started with max memory, and directly reduce to 
> current_memory. 
> I don't think it's possible just with the qemu launch command. 
> 
> so, 
> launch vm with memory to max host memory : 64GB by exemple, and just after 
> vm launch, launch qemu monitor command to reduce memory to 2GB by 
> exemple. 

Yes, sounds like a good plan. 

> 
> But i don't know what happen if guest vm don't have balloon device driver 
> (maybe it will take all the memory, can be dangerous....) 

Don't we get an error when the balloon command does not work? 

- Dietmar 



-- 

-- 




	
	Alexandre Derumier 
Ingénieur système 
e-mail : aderumier at odiso.com 
Tél : +33 (0)3 20 68 88 90 
Fax : +33 (0)3 20 68 90 81 
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59100 ROUBAIX - FRANCE 













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