The Availability Digest is
published by The Sombers Group. We have been active in
mission-critical, high-availability solutions for over forty
years. Read about our experience at
http://www.sombers.com.
The Managing Editor of the
Availability Digest is Dr. Bill Highleyman.
He brings
decades of experience in the design and implementation of
mission-critical computer systems to his position as President
of The Sombers Group.
He has published extensively on
availability, performance, testing, and middleware issues. He is
the author of Performance Analysis of Transaction Processing
Systems, published by Prentice-Hall, and is co-author of the
three-volume series, Breaking the Availability Barrier.
These books are available at
www.amazon.com.
Dr.
Highleyman is co-inventor of "Method of
increasing system availability by splitting a system," U. S.
Patent No. 7,113,938;
"Asynchronous coordinated commit
replication and dual write with replication transmission and
locking of target database on updates only,"
U. S. Patent No. 7,177,866; and "Split
processing system for providing increased system availability,"
U. S. Patent No. 7,194,488. He is
also co-inventor on several other patent
applications in the field of active/active technology.
He is past chairman of ITUG, the HP
NonStop Users' Group, and is active in presenting availability
seminars and providing availability consulting.
