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From Nitin Mehta <>
Subject Re: Storage overprovisioning for RBD / disable threshold?
Date Fri, 08 Nov 2013 04:05:09 GMT
Please find answers inline

On 07/11/13 3:32 AM, "Indra Pramana" <> wrote:

>Dear all,
>I am using CloudStack 4.2.0, KVM hypervisors, Ceph RBD primary storage and
>NFS secondary storage.
>I tried to change the storage.overprovisioning.factor from 1 to 2 under
>Global Settings, and it doesn't seem to work on my primary storage. The
>total amount of disk space seems to be remain the same, unlike the
>secondary storage which increases by double. Is there a way how I can
>enable overprovisioning on my RBD primary storage?

Last I recall storage over provisioning was for NFS and VMFS only. You
might want to check documentation and open an improvement bug as well.

>Is it possible for us to disable the threshold of
> At the moment we can set
>an amount between 0 and 1 but we cannot disable it.

Setting it to 1 in a way disables it.

>Looking forward to your reply, thank you.

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