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Re: [Xen-devel] xen 4.3.2 rc1 memory ballooning

On Fri, Feb 14, 2014 at 06:46:02PM +0400, Vasiliy Tolstov wrote:
> Hi all.
> Today i'm compile xen 4.3.2 rc1 from stable-4.3 branch.
> Also i'm using upstream qemu from debian jessie (1.7.0).
> Domain created and works fine.
> memory=512
> maxmemory=1024

This should be "maxmem"? I could not find "maxmemory" in documents.

> Problem:
> >From dom0 xl mem-set works fine, it modifies xenstore and do hipercall to 
> >xen.
> >From domU side memory ballooned up.
> Now i'm try to balloon up memory from guest (write to
> /sys/devices/system/xen_memory/xen_memory0/target) and memory
> ballooned up only to 1Mb. For example before 512, after 513.
> Main problems that i cant upgrade guest kernel (i have many vps with
> from old xen kernel git tree).
> How can i deal with it? Whats wrong from xen side?

My gut feeling is nothing is wrong with Xen. It's just that you have a
typo in your config file. :-)


> -- 
> Vasiliy Tolstov,
> e-mail: v.tolstov@xxxxxxxxx
> jabber: vase@xxxxxxxxx
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