Ibm eserver zseries 990 technical guide
Franck Injey, Mário Almeida, Parwez Hamid, Brian Hatfield, Dick Jorna · IBM Corp. eBooks · 2003
Structure and design - A scalable server for an on demand world Processor Unit, Memory, Multiple Logical Channel Subsystems Capacity upgrades The IBM eServer zSeries 990 scalable server provides major extensions to existing zSeries architecture and capabilities. The concept of Logical Channel Subsystems is added, and the maximum number of processor units and logical partitions is increased. These extensions provide the base for much larger zSeries servers. This IBM Redbook is intended for IBM systems engineers, consultants, and customers who need to understand the zSeries 990 features, functions, availability, and services. This publication is part of a series. For a complete understanding of the z990 scalable server capabilities, also refer to our companion Redbooks: IBM eServer zSeries 990 Technical Introduction, SG24-6863-00 IBM eServer Connectivity Handbook, SG24-5444-04