[performance] Re-arranging maps in config metadata improves startup time

[mark.reinhold at oracle.com]

2012/3/21 7:47 -0700, alan.bateman at oracle.com:
> On 21/03/2012 09:14, Aleksey Shipilev wrote:
>> On 03/15/2012 04:03 PM, Aleksey Shipilev wrote:
>>> This is rather simple and straight-forward optimization:
>>> http://people.apache.org/~shade/jigsaw/webrev-rearrange-1/
>>> 
>>> Please take a look. I'd be happy to see this patch landing in Jigsaw
>>> code (are there any other steps besides preparing webrev?).
> 
> We can certainly include this patch to help for the short term, but ultimately
> this code needs to be replaced with a b-tree implementation.

Sorry, but I'd rather not see this go in.  All of this code will soon be
replaced with the b-tree implementation.  Changing it now just makes it
more tedious to rebase the evolving b-tree patch.

- Mark