
5.4 Network Optimization for Exchange 2003 373
Chapter 5
5.3.4 What You Should Remember
Caching will rely on the data being present “somewhere else” (most likely
on disk) and can therefore be “lost” with no catastrophic consequence to
the integrity of the data set, regardless of whether it is a file or, in our case,
the Exchange 2003 databases. Using a large cache will help the database
engine in going less often to the database file, thereby increasing the
latency-sensitive read operations and transactions.
Buffering will contain information that is “buffered” into memory, in
the hopes of reducing the frequency of access to “slow” I/O devices, such
as network ...