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IBM Journal of Research and Development  
Volume 43, Numbers 5/6, 1999
IBM S/390 Server G5/G6
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IBM S/390 storage hierarchy ­ G5 and G6 performance considerations - Author bios

by K. M. Jackson and K. N. Langston

Biographical sketches of authors

Kathryn M. Jackson   IBM System/390 Division, 522 South Road, Poughkeepsie, New York 12601(kmjackso@us.ibm.com). Ms. Jackson is an Advisory Software Engineer in S/390 Custom Hardware Design, responsible for SMP storage hierarchy design and performance analysis for S/390. She received a B.S. degree in computer science and mathematics from Hofstra University in 1982 and joined IBM as a programmer in Poughkeepsie. Previous assignments included design work in Enterprise Systems Central Architecture, for which she holds one U.S. patent. She has received two IBM Outstanding Technical Achievement Awards for her work on the G4 and G5 systems.

Keith N. Langston   2545 E. 1100 N, Roanoke, Indiana 46783. Mr. Langston, retired in 1995 from IBM after 30 years of service, is an independent system consultant. At the time of his retirement he was a Senior Engineer who, for the previous 20 years, did performance analysis on various S/390 processors and, for the last 15 years, SMP storage hierarchy design and performance analysis. He received an A.A.S. degree in electrical engineering from Purdue University in 1965 and began his career with IBM in Kingston, New York. After working in Kingston and Boeblingen, Germany, he joined the development laboratory in Poughkeepsie, where he was involved in performance analysis for the remainder of his IBM career. He achieved the First-Level Invention Plateau and received a Division Award, an IBM Outstanding Innovation Award, and twelve informal awards.