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Preface xix
for tuning and optimizing storage environments. She has written several papers about ESS
Copy Services and disaster recovery solutions in an Oracle/pSeries environment.
Stu Preacher has worked for IBM for over 30 years, starting as a Computer Operator before
becoming a Systems Engineer. Much of his time has been spent in the midrange area,
working on System/34, System/38™, AS/400® and iSeries™. Most recently, he has focused
on iSeries Storage, and at the beginning of 2004, he transfered into the IBM TotalStorage
Division. Over the years, Stu has been a co-author for many Redbooks, including “iSeries in
Storage Area Networks” and “Moving Applications to Independent ASPs.” His work in these
areas has formed a natural base for working with the new IBM TotalStorage DS6000 and
DS8000.
Torsten Rothenwaldt is a Storage Architect in Germany. He holds a degree in mathematics
from Friedrich Schiller University at Jena, Germany. His areas of interest are high availability
solutions and databases, primarily for the Windows® operating systems. Before joining IBM in
1996, he worked in industrial research in electron optics, and as a Software Developer and
System Manager in OpenVMS environments.
Tetsuroh Sano has worked in AP Advanced Technical Support in Japan for the last five
years. His focus areas are open system storage subsystems (especially the IBM
TotalStorage Enterprise Storage Server) and SAN hardware. His responsibilities include
product introduction, skill transfer, technical support for sales opportunities, solution
assurance, and critical situation support.
Jing Nan Tang is an Advisory IT Specialist working in ATS for the TotalStorage team of IBM
China. He has nine years of experience in the IT field. His main job responsiblity is providing
technical support and IBM storage solutions to IBM professionals, Business Partners, and
customers. His areas of expertise include solution design and implementation for IBM
TotalStorage Disk products (Enterprise Storage Server, FAStT, Copy Services, Performance
Tuning), SAN Volume Controller, and Storage Area Networks across open systems.
Anthony Vandewerdt is an Accredited IT Specialist who has worked for IBM Australia for 15
years. He has worked on a wide variety of IBM products and for the last four years has
specialized in storage systems problem determination. He has extensive experience on the
IBM ESS, SAN, 3494 VTS and wave division multiplexors. He is a founding member of the
Australian Storage Central team, responsible for screening and managing all storage-related
service calls for Australia/New Zealand.
Alexander Warmuth is an IT Specialist who joined IBM in 1993. Since 2001 he has worked
in Technical Sales Support for IBM TotalStorage. He holds a degree in Electrical Engineering
from the University of Erlangen, Germany. His areas of expertise include Linux® and IBM
storage as well as business continuity solutions for Linux and other open system
environments.
Roland Wolf has been with IBM for 18 years. He started his work in IBM Germany in second
level support for VM. After five years he shifted to S/390 hardware support for three years.
For the past ten years he has worked as a Systems Engineer in Field Technical Support for
Storage, focusing on the disk products. His areas of expertise include mainly high-end disk
storage systems with PPRC, FlashCopy, XRC, but he is also experienced in SAN and
midrange storage systems in the Open Storage environment. He holds a Ph.D. in Theoretical
Physics and is an IBM Certified IT Specialist.