Messages in this thread | | | Date | Mon, 1 Feb 2010 08:47:39 -0500 | From | tytso@mit ... | Subject | Re: inodes: Support generic defragmentation |
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On Mon, Feb 01, 2010 at 11:17:02AM +0100, Andi Kleen wrote: > > On the other hand I would like to keep the option to be more aggressive > for soft page offlining where it's useful and nobody cares about > the cost.
I'm not sure I understand what the goals are for "soft page offlining". Can you say a bit more about that?
> Or the "let's add a updatedb" hint approach has the problem that > it won't cover a lot of other programs (as Linus always points out > these new interfaces rarely actually get used)
Sure, but the number of programs that scan all of the files in a file system and would need this sort of hint are actually pretty small. Uptdatedb and backup programs are pretty much about it.
- Ted
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