[ZODB-Dev] Wrong blob returned in one of the zeo clients

Jim Fulton jim at zope.com
Tue Mar 1 15:10:21 EST 2011


On Tue, Mar 1, 2011 at 2:47 PM, Shane Hathaway <shane at hathawaymix.org> wrote:
>> Any idea where the error might be?  Could this be in plone.app.blob?
>> Any chance that this is better in ZODB 3.9+?
>
> This appears to be a design bug in the "zeocache" blob layout: if a
> single transaction stores multiple blobs, and the OIDs of some of those
> blobs differ by a multiple of 997, then cache filenames will collide.

I'm at a loss as to why you would think this.

The the blob file names use the full oid.

Jim

-- 
Jim Fulton
http://www.linkedin.com/in/jimfulton


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