[sheepdog] [PATCH] sheep : add new strage type "split"

Liu Yuan namei.unix at gmail.com
Tue Dec 23 13:10:17 CET 2014

On Mon, Dec 22, 2014 at 05:22:05PM +0900, Saeki Masaki wrote:
> This patch is an experimental. So Please check with caution.
> Current sheepdog stores whole objects in single directory like "/var/lib/sheepdog/obj"
> This mechanism is difficult to handle massive files when increasing cluster volume.
> In particular, inode object having special informations about VDI,
> so it is preferable to divide directory.
> New storage type is named "split"
> It separates the inode object and data object to some directory.
> How to use.
> specify --store option at the time dog cluster format
> dog cluster format --store split

I don't have time to review the code but I'd like to give you some advices:

- The patch aims to bring hierachy to the store. How about the name 'tree_store'
  which implies a tree structure and use "tree" as the driver name
- You should place the new store code into a standalone file, named


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