RE: [Xen-devel] xm mem-set causes kernel panic

["Puthiyaparambil, Aravindh" <aravindh.puthiyaparambil@xxxxxxxxxx>]

> I don't think this behaviour is surprising. The kernel is probably
> taking about 1% of memory to track memory usage. So trying to balloon
> down to 1-2% of your initial memory reservation is rather harsh.

I agree.

> The 'fix' here is to stop users being able to shoot their feet off, by
> setting a lower bound on ballooning that is related to the initial
> memory size of the guest, and/or quiesce the balloon driver when
> low-memory and out-of-memory code paths are executed in the guest.

We will look into this and send in a patch.

Cheers,
Aravindh

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