A copy of the quick presentation I did on using AIDE for the local Portland Linux/Unix Group.  Presentation was quick and dirty, and in PowerPoint format.

The Universally Unique Identifier (UUID) is a good way to mount drives under Linux with SATA drives (or any drives, PATA or IDE).  This ensures that when you have more than one harddrive, it always gets mounted to the same location specified in /etc/fstab.  The reason is that SATA drives are mounted when they're found and on one reboot can come up as »

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One way to do this is:

Supposedly, the following will work to copy a file (or group of files) from a directory and preserve the attributes (ownership and permissions).

$ cd /path/to/source/dir

$ find . | cpio -pdumv /path/to/destination/dir

The cpio command is a copy command designed to copy files into and out of a cpio or tar archive,
automatically preserving permissions, times, and ownership of files and
subdirectories.

When I create a new linux virtual system and use OpenWRT at home to route out to the internet, I need to add a default route so that I can get out to the Internet.  For some versions of linux, it doesn't do it automatically for me (or maybe it's the OpenWRT router and something I've misconfigured as it works for some systems, but not others?).   The command to do this is:

Before explaining how to start a virtual system on system start-up, I want to explain what services are, I'll continue with explaining the commands (for Linux), and then explain why you want a virtual system to start on the system start-up.