About the Editors

Dr. Sandra K. Johnson is a senior technical staff member with more than 16 years of experience. She has worked in several areas including workload characterization and the performance analysis of cache coherence protocols, memory subsystems, parallel I/O subsystems, Java servers, and Linux. She was the Linux Performance Architect in the IBM Linux Technology Center, and is currently the Chief Technology Officer for Global Small and Medium Businesses for IBM's Systems and Technology Group.

Gerrit Huizenga is a software engineer and architect for Linux Base Technologies in IBM's Linux Technology Center in Beaverton, Oregon. Gerrit has been architecting, designing, and implementing operating system capabilities with a focus on performance, ...

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