RE: [Xen-devel] [PATCH][Take 2] Sysfs Interface for balloon driver

Ian Pratt
2006-09-26T18:26:18Z

> > Does anyone actually use balloon_low and _high? At the very
> least they
> > should be renamed, possibly put under an info sub directory.
> >
>
>
> Works the renaming.
>
> However, Does it needs to put under an info sub directory?
> Because both of current pages and high/low memory are
> information and show states of memory.
> Perhaps, The parameter is only target pages.

target_pages (or rather target_KB) is the only thing you can adjust.

> > Something that would be good to export via sysfs is the
> > maximum amount of memory the guest could have (for guests
> > that can''t expand their page array i.e. all current guests).
>
> What is this means?
> Should information export the limitaion handled within linux?
> (i.e by mem option)
> or the limitation controlled at hypervisor (mem-max)?

I guess this is the total of the current memory and the memory in the
high and low balloons.

Ian