Check out SMCONNECT

SMCONNECT is very nice blog site for those interested in Service Management.  There's a lot of information and a lot of links to a variety of blogs and wikis.  Here's what SMCONNECT looks like:

To see information related to System z,  just click on the System z link I've highlighted above. From there you will find a lot of information on OMEGAMON,  NetView, automation,  you name it.

Here's the URL:
http://www.smconnect.net/