I was asked this question this morning and I thought this might be a good one to answer in my blog.
We don't have a book about DB2 pureScale yet, but I have a team of
experts putting together a flash book that will be available early next
year. In the mean time, I suggest you look at the following sources of
IBM DB2 pureScale Unlimited capacity with continuous availability
DB2 pureScale: A Technology Preview
Announcing DB2 pureScale
DB2 pureScale: Scaling Databases without Limits
Transparent Application Scaling with IBM DB2 pureScale
For databases size does matter: introducing DB2 pureScale
IBM unveils DB2 pureScale on IBM Power Systems
IBM readies Exadata killer
IBM pureScale Technology Redefines Transaction Processing Economics
Using DB2 pureScale to Eliminate Over-Provisioning of Database Software
Did I miss anything? Let me know if there are resources that I've missed!