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Server Consolidation Guide via Virtualization
sunshineluv7 writes to tell us TechTarget is running a good overview of 'why, when, and how to use virtualization technologies to consolidate server workloads.' The summary provides links to several podcasts and other articles relating real world experience with how to utilize virtualization to best meet your needs. From the summary: "Advances in 64-bit computing are just one reason that IT managers are taking a hard look at virtualization technologies outside the confines of the traditional data center, says Jan Stafford, senior editor of SearchServerVirtualization.com."
With PAE you could already give each virtual server 4GB to play with up to 64GB total with Windows 2003 Enterprise or 128GB with Datacenter. Linux 2.6 allows up to 64GB through the HIGHMEM_64G flag, all on standard x86 of P2 or later vintage (PPro had rudimentry PAE but implementing it was very hackish)
There are 4 boxes to use in the defense of liberty: soap, ballot, jury, ammo. Use in that order. Starting now.