...and a question (SHA1 UUIDs)

David Carter dpc22 at cam.ac.uk
Thu Sep 6 10:27:17 EDT 2007

On Fri, 7 Sep 2007, Bron Gondwana wrote:

>> If we go with a 'uuid_mode' option, my inclination is default it to 
>> 'none' or 'off', so standalone servers aren't wasting CPU by doing SHA1 
>> (or else we couple check for 'sync_host' && 'uuid_mode' before doing 
>> SHA1).
> I'd be inclined to make them two separate choices, because sha1 in the
> index is still very valuable for integrity checks and potentially
> duplicate finding (post dated "single instance store" even!)


Do we want to to rename the UUID field (CHECKSUM? SHA1?) as part of the 
work? The original name is rather accidental, and there is obvious 
potential for confusion with UIDs.

David Carter                             Email: David.Carter at ucs.cam.ac.uk
University Computing Service,            Phone: (01223) 334502
New Museums Site, Pembroke Street,       Fax:   (01223) 334679
Cambridge UK. CB2 3QH.

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