Re: [PATCH 2 of 2] DM Snapshot: dont insert before existing chunk

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On Wed, Sep 23, 2009 at 10:25:08AM -0500, Jon Brassow wrote:
> Don't insert into hash before an existing chunk.
> Most inserts are after an existing extent anyway so this code is used
> very rarely.
 
Again, I'm not particularly keen on taking this one.  Some systems are very
short of memory and everything we can save matters and we have no statistics
about how "rare" this actually is.

Is it really that difficult to split into two when removing?

Alasdair

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