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Re: [Xen-devel] [PATCH v2] xen: arm32: reduce default size of the xenheap

>>> On 05.02.15 at 11:52, <ian.campbell@xxxxxxxxxx> wrote:
> ... and make it tunable via the command line.
> 1/8 of RAM is 128M on a 1GB system and 256M on a 2GB system etc,
> which is a lot. 1/32 of RAM seems more reasonable. Also drop the
> minimum to 32M.
> Leave the maximum at 1GB.
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> Cc: Jintack Lim <jintack@xxxxxxxxxxxxxxx>
> Cc: Jan Beulich <JBeulich@xxxxxxxx>
> ---
> v2:
>  - Use xenheap_megabytes as the option, which is what older x86 Xen
>    used.
> I'd like to backport at least the command line option to 4.5. Reducing
> the default heap size is a bit border line but I'm inclined to take
> it.

Since one can override it in the worst case, I think that's acceptable.


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