Seriously, How to Compact a vdi?

January 11, 2012 Views: 58ArticlesLinux, Virtualization17% Mister Wizard

In my home shop, a lot of testing gets done using Virtualbox. As part of that testing backups are commonly made of virtual machines that mirror production configurations. I typically use thin provisioning on my test rigs. On of the things i have noticed is in working with the virtual machines the backups get very… Read More

DSPAM Anti-Spam Email Filter

January 9, 2012 Views: 211Server, SoftwareDSPAM, Linux17% Mister Wizard

DSPAM is a scalable and open-source content-based spam filter designed for multi-user enterprise systems. On a properly configured system, many users experience results between 99.5% – 99.95%, or one error for every 200 to 2000 messages. DSPAM supports many different MTAs and can also be deployed as a stand-alone SMTP appliance. For developers, the DSPAM… Read More