Tips and Tricks to Improve System
Performance and Save Disk Space 
Presented by Pete Massiello
Session Description

Wednesday, April 8th | 11:15 AM - 12:15 PM ET
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What can you do to stop the rampant growth of data that’s eating up disk space? How do you improve system performance? Come to this session to find out how to make the most out of your existing configuration by leveraging the many optimization and cleanup techniques that are a part of i5/OS, including reorganization of physical files, sharing of access paths, and using the DISKTASK command. Pinpoint how to reduce your disk I/O by reorganizing files and clean up your system using the Retrieve Disk Information (RTVDSKINF) and Retrieve Directory Information (RTVDIRINF) commands.

Learn how sharing access paths can reduce disk utilization and memory faulting. Know your options for reorganizing your files while your users continue to access them.

  • Understand some easy ways to gain performance with reorganization of physical files.
  • How to find objects on your system that are growing or that you aren't using.
  • Optimization of other objects on your system


Presented by Pete Massiello
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pete_itechPete Massiello has been working with the AS/400, iSeries, IBM i since 1989, focusing on systems management and technical support. He has held numerous technical positions through out his career. He is the President of iTech Solutions Group, an IBM Premier Business Partner delivering solutions and services to IBM i shops throughout the world. He is a member of IBM’s certification test writing team, an IBM Certified Systems Expert with certifications in IBM i Design, Administration, LPAR, Virtualization, Implementation, and HMC management.  Pete has a BS in Computer Science from Hofstra University, and an MBA from the University of New Haven. He was President of COMMON from 2010 to 2012, and again in 2014. He is a COMMON Hall of Fame speaker, and a frequent speaker at user groups all over the world. In 2011 IBM established the Champions award for Power Systems, Pete was one of the first recipients. Recently, Pete was re-nominated as a Power Systems Champion in 2016.