Since the firm's founding in 1978, Mr. Gezelter has handled many performance
related consulting matters, working at the architectural, system
management, and applications levels. His performance work includes
architectural, data structure, implementation, and systems and applications
tuning aspects in the OpenVMS environment.
His activities have included:
consulting on and implementing changes in applications
utilization of OpenVMS interfaces to reduce system
utilization from 100% to approximately 1% without requiring
major modification of applications programs.
utilizing SYSMAN and the STARTUP process to automate and parallelize system
startup procedures for clients systems, realizing
performance increases of up to 1000% in some situations,
significantly reducing downtime in situations where systems
must be restarted.
speaking on the performance and tuning of OpenVMS
and related products at DECUS Symposia in the United
States, Canada, Switzerland, France, and Turkey.
authoring several articles on OpenVMS performance, tuning,
management, internals, and related areas. Articles have
been published by Digital Systems Journal, Open Systems
Today, Network Computing, Digital News, and Hardcopy.