Sun Java System Connector for Microsoft Outlook 7 2005Q4 Administration Guide

General Settings for Personal Folder (.pst) Files

Size for new Sun Java System Connector ... .pst: ____ MB: The expected amount of disk space required for the new .pst file into which selected items from the old Exchange server are copied. The user program aborts the conversion if a user does not have this much disk space available. Leave this value set at its default unless you have some particular reason to expect that your .psts will be larger.