Four steps to tracking data copies
We love having lots of copies of data. We must, otherwise why would we create so many? Techniques such as mirroring, snapshots, and replication, coupled with distribution mechanisms like email and file tranfer, have made duplication and sharing of information irresistible.
Many of these copies are purely redundant, intended primarily for data protection and recovery: split mirrors, replication, and backups.
[ Read more ]