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From Nux! <>
Subject Re: KVM memory overprovision breaking me
Date Tue, 28 Jan 2014 09:35:40 GMT
On 28.01.2014 06:57, Marcus Sorensen wrote:
> Actually, does anyone have objections to adding an
> tunable to disable balloon? That would allow anyone who wants to
> overcommit to do so, without messing with the existing FS, and the
> calculations for allocation at least are all accurate. And I won't
> have to maintain another local patch.
>  I just can't give someone a 4G VM and have it only show 2-1G inside,
> just like I wouldn't give someone a 1T thin-provisioned disk and only
> show them 100G. I know KSM will give me X memory dedup for my
> workload, and I'd prefer to straight up over allocate VMs to the
> guests based on that.   Balloon just doesn't work anyway for most,
> only if the customers are internal and agree not to meddle with it. I
> think that goes for all hypervisors.

+100 on the above! You can count of me for testing.


Sent from the Delta quadrant using Borg technology!


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