Revisions and updates to much of Chapter 2, “System Discovery, Installation, and Configuration”.

Information about the new blademond daemon that automatically calls the discover-rack command to discover a rack, as described in “discover-rack Command” in Chapter 2.

“Software Image Management” in Chapter 3

“Viewing the Compute Node Read-Write Quotas” in Chapter 3

“Copying a Software Image from a Running Service Node” in Chapter 3

“Changing the Size of /tmp on Compute Nodes” in Chapter 3

“Disabling Swap Space” in Chapter 3

“Changing the Size of Per-node Swap Space” in Chapter 3

A revised description of how the InfiniBand fabric operates in “InfiniBand Fabric Overview” in Chapter 4.

A description of hypercube and fat-tree network topology and the appropriate ROUTING_ENGINE variable information in “InfiniBand Fabric Management Configuration and Operation Overview ” in Chapter 4.