[lustre-discuss] Lustre optimize for spares data files ?

[Robert Redl]

Dear Tung-Han,

you can use Lustre with ZFS backend and enabled compression. That has
the effect you are looking for and works very well.

Cheers,
Robert

Am 09.09.20 um 05:13 schrieb Tung-Han Hsieh:
> Dear All,
>
> I would like to ask whether Lustre file system has implemented the
> function to optimize for large sparse data files ?
>
> For example, a 3GB data file but with more than 80% bytes zero, can
> Lustre file system optimize the storage not actually taking the whole
> 3GB of disk space ?
>
> I know that some file systems (e.g., ZFS) has this function. If Lustre
> does not have it, is there a roadmap to implement it in the future ?
>
> Thanks for your reply in advance.
>
> Best Regards,
>
> T.H.Hsieh
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