Re: [PATCH 1/2] md bitmap bug fixes

On 2005-03-19T12:44:14, Guy [off-list ref] wrote:

In the case of a split brain, I think one must be 100% voided, and a full
re-sync must be done.

Exactly. And that's where the bitmaps come into play; you can look at
what is modified on each side, merge those sets, and copy all affected
blocks from one side to the other; afterwards, you'll have a consistent
block device again.


Sincerely,
    Lars Marowsky-Brée [off-list ref]

-- 
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business

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