Hewlett-Packard April 2012 Dear Customer, OpenVMS engineering is announcing HP Disk File Optimizer (DFO) Version 3.1. NOTE DFO Version 3.1 supports OpenVMS on AlphaServers and In- tegrity server systems only. DFO Version 3.0 is the last supported version on the VAX systems. While referring to the HP Disk File Optimizer for OpenVMS V2.9 Guide to Operations and HP Disk File Optimizer for OpenVMS V2.9 Installation Guide, keep in mind that DFO Version 3.1 is not available on the VAX platform. DFO Version 3.1 is enhanced to defragment large capacity disk of up to 2 TB in size which was earlier limited to 1 TB. Disks or devices whose size is greater than 1 TB and less than 2 TB are supported only on OpenVMS Version 8.4 on both Integrity servers and Alpha architectures. DFO Version 3.1 runs on OpenVMS Alpha Versions 7.3-2, 8.3, & 8.4 and OpenVMS Integrity servers Versions 8.3, 8.3-1H1, & 8.4. Through customer feedback and suggestions, the Disk File Opti- mizer software continues to improve. Contents of this Kit: o HP Disk File Optimizer (DFO) Version 3.1 software for OpenVMS Alpha and Integrity servers system. - The following documentation is available for DFO Version 3.1: * HP Disk File Optimizer for OpenVMS Version 3.1 Release Notes * HP Disk File Optimizer for OpenVMS Version 3.1 Cover Letter * HP Disk File Optimizer for OpenVMS Version 3.1 Software Product Description * HP Disk File Optimizer for OpenVMS V2.9 Guide to Opera- tions * HP Disk File Optimizer for OpenVMS V2.9 Installation Guide For additional information, see the product documentation. Send inquires and problem statements to OpenVMS.Programs@hp.com. Thank you for your continued interest in our Disk File Optimizer product. Sincerely, OpenVMS Product Management © Copyright 2012 Hewlett-Packard Development Company, L.P. 2