314 Implementing NFSv4 in the Enterprise: Planning and Migration Strategies
Business problem
During the 1990s, the majority of the IBM hardware and software development
labs deployed two versions of enterprise file systems: AFS and DFS. By the end
of 2000, more than 100 TB of data was stored in these file systems worldwide.
At that time, it became clear neither AFS nor DFS was a good long-term solution
due to an approaching end of life status for each product. The IBM CIO wanted to
deploy a replacement for these file systems, as well as a mix of IBM OS/2® and
Microsoft Windows based offerings, into a single, worldwide offering that would
offer improved service at a reduced cost to the IBM account. This new system
would be called the Global Storage ...