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Re: [Qemu-devel] [RESEND PATCH] pc: allow raising low memory via max-ram
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-devel] [RESEND PATCH] pc: allow raising low memory via max-ram-below-4g option |
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Date: |
Wed, 1 Jun 2016 15:02:56 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.0 |
On 01/06/2016 14:28, Gerd Hoffmann wrote:
> This patch extends the functionality of the max-ram-below-4g option
> to also allow increasing lowmem. Use case: Give as much memory as
> possible to legacy non-PAE guests.
>
> While being at it also rework the lowmem calculation logic and add a
> longish comment describing how it works and what the compatibility
> constrains are.
Does this break migration if you use something like "-M
max-ram-below-4g=4g -m 3968m"?
I don't have big problems with that, but it has to be documented.
Thanks,
Paolo