[Lustre-discuss] HSM

[Mag Gam]

Oh wow. Thank you very much for this document and explanation Frank


On Fri, Sep 5, 2008 at 10:08 PM, Frank Leers <Frank.Leers at sun.com> wrote:
> See http://en.wikipedia.org/wiki/Hierarchical_storage_management for a
> definition, examples, and explanations.
>
> If your data is transient, or if lustre is implemented as scratch space, you
> may not be interested in an HSM, unless you are considering SSD as a tier.
>  On the other hand, if the data that ends up on a lustre filesystem needs to
> be backed up to a more "stable" tier or archived to tape or other long term
> media, then an HSM may provide value.
>
> See
> http://wikis.sun.com/download/attachments/33588839/820-5382.pdf?version=1 page
> 25 for a diagram of one such design which includes lustre.
>
> hth,
>
> -frank
>
> On Sep 5, 2008, at 6:27 PM, Mag Gam wrote:
>
>> Hello All,
>>
>> I am trying to understand the purpose of HSM on Lustre. What exactly
>> is it? What are its uses? Are there any case studies for this feature?
>> Sorry for w newbie question.
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>
>