How Do We Back Up the System?
Solaris provides us with many different commands for backing up and restoring data. Which one we choose will depend on a number of factors; it might simply be that it is the method that we are already most familiar with. We will look at the main commands and utilities in this section.
Just be aware that they are not compatible or interchangeable with each other, so the command we use to back up the data will determine the command needed to restore data from the backup.
Dd
The most basic of the backup and restore commands is probably dd (which stands for “direct dump”; it was originally to be called “copy and convert,” but cc was already taken). It will copy data from one file to another and you can specify the block ...
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