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Re: [Xen-users] dom0_mem= major issue

  • To: "Florian Heigl" <florian.heigl@xxxxxxxxx>
  • From: "Ian Tobin" <itobin@xxxxxxxxxxxxx>
  • Date: Sun, 16 Oct 2011 19:41:18 +0100
  • Cc: xen-users@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Sun, 16 Oct 2011 11:43:12 -0700
  • List-id: Xen user discussion <xen-users.lists.xensource.com>
  • Thread-index: AcyMMzVx7kjuif63SZqpdCB3feMSTQ==
  • Thread-topic: [Xen-users] dom0_mem= major issue


What do you mean by setting the linux option? Do you mean mem=x ?

If so i tried that but the kernel would panic on startup so didn't help me at 

What settings have you got that works? 

I think clearly there is a major bug here but doesn't seem to be Many people 
reporting it



On 14 Oct 2011, at 15:40, "Florian Heigl" <florian.heigl@xxxxxxxxx> wrote:

> Hi,
> 2011/10/14 Ian Tobin <itobin@xxxxxxxxxxxxx>:
>> same issue?  Specifying the above line doesnât seem to have much affect, in
>> fact it makes the system more unstable as it seems that when launching domUs
>> it takes memory from dom0 to the point where it is running at its minimum.
>> I have tested with various servers and all have the same issue.
> did you try adding the corresponding option for the linux kernel?
> From what I understood one needs to set both the Xen and the Linux option.
> But, yeah, so far I still need to be affected by the issue. Running
> mostly older versions of Xen.
> Seems it's not going to pe possible to wait it out till it is fixed :)
> Flo
> -- 
> the purpose of libvirt is to provide an abstraction layer hiding all
> xen features added since 2006 until they were finally understood and
> copied by the kvm devs.
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