pg_basebackup can create various formats. By default, it will put data in an empty directory. Essentially, it will connect to the source server and create a .tar over a network connection and put the data into the desired directory.
The trouble with this approach is that pg_basebackup will create many files, which is not suitable if you want to move the backup to an external backup solution (maybe Tivoli storage manager or some other solution):
-F, --format=p|t output format (plain (default), tar)
To create a single file, you can use the -F=t option. By default, it will create a file called base.tar, which can then be managed more easily. The downside, of course, is that you have to inflate the file again before performing ...
