Re: thin provisioned LUN support & file system allocation policy

Jörn Engel
2008-11-07T14:45:27Z

On Fri, 7 November 2008 07:34:26 -0700, Matthew Wilcox wrote:
>
> It's the opposite of a _flash_ friendly policy. But SSDs are not naive
> flash implementations -- if you overwrite a block, it'll just write
> elsewhere and update its internal mapping of LBAs to sectors. I

Note that for many of the *cough* cheaper implementations, "elsewhere"
is still very close to the specified address.

Jörn

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