[ZODB-Dev] two level cache

Benji York benji at zope.com
Wed Mar 28 08:38:17 EDT 2007

Atmasamarpan Novy wrote:
> A current ZODB cache will become a first level cache (L1), each ZODB 
> connection maintains its own copy. When an object is needed it reads it 
> from L2 cache instead from a storage. L2 cache is a common for all ZODB 
> connections. Objects are stored there in the state where references are 
> not yet resolved from their persistent form.

If you're using FileStorage without ZEO, then your operating system's 
disk cache will act in a way similar to what you're describing as your 
L2 cache.
Benji York
Senior Software Engineer
Zope Corporation

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