IBM developerWorks: Partitioning in action: Consolidating data

“In this second tip on changing partition layout on a
running system, Daniel Robbins shows you how to move /tmp and /var
to their own shared partition. He also covers several tricks of the
trade to minimize downtime and avoid making costly
mistakes.“

“In my last tip, we successfully moved /home to a new partition.
Now, it’s time to learn how to consolidate often-modified files
onto a new partition. Why would we want to do this? Here’s an
example. Often-modified files contribute heavily to fragmentation.
One of the best ways to contain fragmentation is to store
often-modified files on their own partition. That way, the other
partitions are unaffected by the fragmentation caused by the
heavily modified files. In concept, this is easy to understand, but
how do you actually go about doing it?”

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