Re: thin provisioned LUN support & file system allocation policy

jim owens
2008-11-07T15:26:04Z

Ric Wheeler wrote:

> The type of allocation that would help most is something that tries to
> keep the lower block ranges "hot" for allocation, second best policy
> would simply keep the allocated blocks in each block group hot and
> re-allocate them.

This block reuse policy ignores the issue of wear leveling...
as in most design things, trading one problem for another.

jim