Power PC Blades



This document will outline the specifications of the blades using power pc cpu's in this cluster.



The JS20 in the Cluster

We currently have thirty three js20 blades in the cluster. Thirty of the total are used as computational blades while blade thirty three is in use as a user/compilation blade. In other words blade33 is the blade that users will usually log on to with the purpose of running or compiling a program for the power pc blades.

Provider/Loaner Hardware Cpu Type Quantity Memory Clock Speed Local Storage
IBM JS20 PPC 33 512 MB 2.2 GHz Dualcore 40 GB

The JS21 in the cluster

The JS21 is another computational blade which possesses a faster cpu and more memory. These blades do not have their own hard drive and therefore boot over the network using ypboot.

Provider/Loaner Hardware Cpu Type Quantity Memory Clock Speed Local Storage
IBM JS21 PPC 14 2 GB 2 x 2.3 GHz Dualcore None