Re: idea about internal fragmentation in Btrfs

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Zhihui Zhang <zzhsuny@xxxxxxxxx> writes:

> I wish Btrfs well, so I would venture an idea for this specific case
> mentioned by Edward Shishkin today.
>
> Everyone knows that B-tree has internal and leaf nodes.  Can we make
> the root as the leaf?  In other words, if you
> create a 2K file, the B-tree will have only one node, which is both
> the root and the leaf. Of course, you need some flag to
> say this is a "degenerated" form of B-tree. Please cc me if you want
> my response.

You need to copy linux-btrfs to reach btrfs developers.
Ccs added

The problem with your idea is that on btrfs there's only 
a single tree for the whole fs (or whole snapshot rather)
So it would only work for a single file because there's
only a single root.

-Andi
-- 
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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