Mirroring an existing and encrypted disk with mdadm

I have all my data (personal, music etc.) stored on one 1.5TB disk and to avoid manual backups to external devices I want (need) to create a mirror. The disk itself is encrypted and formatted with ext3. The big picture is like this:

Using a 2GB Jaz drive with Solaris

If you have a old Jaz drive and want to use under Solaris, then this might be interesting for you. First build in your drive into the server. Then boot and make sure that volfs is not running (you can turn it on later again): 

Configuring YUM

I have a small VM running RHEL 6 (just for playing around). The installation was some kind hard - I have to do nearly everything by hand... Anyway the operating system itself is running now. To automatically install software from the DVD I would like to use YUM, but I have to set it up first. There is a main configuration file - yum.conf which resides in /etc. This is the default content of it: 

Configuring NTP in Solaris 10

First, go to /etc/inet and create ntp.conf. Define your NTP server and a place for the drift file:

# cd /etc/inet
# vi ntp.conf
server 172.16.10.51
driftfile /var/ntp/ntp.drift