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Re: Non OpenLDAP use of LMDB

Harry B wrote:

I am planning to use LMDB to create a resonably large database, few
TBs, >
500mil keys, on a Fusion IO flash storage.  Memory to storage ratio
of the
available hardware is about 1:10

Assuming the caching of "5 to 10%" of most-frequently-accessed data
is good
enough for my use-case, is this a valid/legitimate use of LMDB ? Or
am I using
the wrong tool for the job?

Benchmarks of various DB engines on Fusion IO storage, with DBs 5x larger than RAM, available on http://symas.com/mdb/ondisk/

The answer also depends on the size of your data records.

  -- Howard Chu
  CTO, Symas Corp.           http://www.symas.com
  Director, Highland Sun     http://highlandsun.com/hyc/
  Chief Architect, OpenLDAP  http://www.openldap.org/project/