Backup is a Category, Not a Thing

This article is a Computer Rescue original, appearing first in the May 2019 edition of The Standard.

Everyone knows they need backup. That part is obvious. The problem is, not everyone knows  the depth of what backup is.

The first level of backup is a simple copy —  a duplicate of all of the data from the source location stored in another location. We employ redundant arrays of hard drives in all servers so that in the event one drive fails, there is another copy of the data that’s exactly the same. In this case, it includes the systems and settings from the computer and the computer even continues to run as if nothing is wrong. That could be good if it gets noticed and repaired right away (we use management software to monitor the status) or bad if no one notices before the other drives fail.

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