The EPM Oracle instance is defined when Oracle Hyperion Enterprise Performance Management System products are configured. This guide refers to the EPM Oracle instance location as EPM_ORACLE_INSTANCE. The default location for the EPM Oracle instance is MIDDLEWARE_HOME/user_projects/epmsystem1. By default, Planning utilities are installed in the EPM_ORACLE_INSTANCE/Planning/planning1 directory, and Planning .log files are written to the EPM_ORACLE_INSTANCE/diagnostics/logs/planning directory.