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From Thomas Mueller <muel...@adobe.com>
Subject Re: [MongoMK] BlobStore garbage collection
Date Wed, 07 Nov 2012 11:04:20 GMT

>Generational garbage collection should work pretty well for this case.
>If the blob store can keep track of all blobs added since revision X,
>it needs to only go through the diff from that revision the latest
>ones to determine which of those blobs can be removed early.
>Since most extra binaries are short-lived (temporary files, etc.),
>we'd only need to do a full mark/sweep garbage collection fairly
>rarely for a typical repository, like once a week or month, or perhaps
>just on-demand when running out of extra space.

This could be implemented within the MicroKernel itself, without having to
add an index. I added this idea to the existing issue OAK-377.


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