Posted by Mark Campbell
Overview of File- and Block-Level Deduplication for Backup File-level deduplication works at the file level by eliminating duplicate files; block-level deduplication works at a block level (which may...Read More
Posted by Mark Campbell
Overview of Inline Versus Post-Processing Deduplication for Backup Inline deduplication means that the deduplication occurs while the backup data is being ingested by the backup device. Post-processin...Read More
Posted by Mark Campbell
Overview of Source Versus Target Deduplication for Backup Source deduplication means that deduplication occurs at the client (i.e., the server, PC, workstation – but not at the SAN or NAS) bein...Read More
Posted by Mark Campbell
In the previous post on backup, compression, encryption, and deduplication I called out a great post by Stephen Foskett on this subject and promised I’d talk a little bit about what our company ...Read More
Posted by Mark Campbell
In the past few days, I’ve posted some fairly introductory articles concerning this subject; namely Backup and Data Reduction (Compression and Deduplication) Basics Backup, Compression, Deduplic...Read More
Posted by Mark Campbell
Backup and Deduplication Concepts: Encryption and Physical Storage Density and Pricing The next post in a series on customer-focused issues associated with deduplication and backup. Encryption Encrypt...Read More
Posted by Mark Campbell
A post concerning compression/deduplication and backup definitions I wrote yesterday received a great comment noting that I was “playing with words” concerning compression and deduplicatio...Read More
Posted by Mark Campbell
Backup Concepts: Compression and Deduplication There’s a lot of confusion concerning deduplication. In this post I’ll discuss two primary data reduction concepts: compression and deduplication. ...Read More
Posted by Mark Campbell
[This is a more detailed post that explores some of the concepts first discussed in the post Backup, Deduplication, and Incremental Forever] Storage-based deduplication, particularly with respect to b...Read More
Posted by Mark Campbell
George Crump does a good job of giving an overview of image- versus file-based backup and the consequences of both in a blog post at InformationWeek (link to the blog post.) Since I work for a compa...Read More