Oracle B32100-01 - Manual (Page 52)

Prerequisite Checks Performed by the Installer
2-28 Oracle Application Server Installation Guide
TNS_ADMIN environment
variable The TNS_ADMIN environment variable must not be set.
There must not be a tnsnames.ora file in the /etc or /var/opt/oracle
directories.
DBCA_RAW_CONFIG
environment variable If you are installing the OracleAS Infrastructure in a Real Application Clusters
environment, you need to set this environment variable to point to a file that
describes the locations of your raw partitions.
Cluster file system The installer checks that you are not installing Oracle Application Server in a
cluster file system (CFS).
Oracle Enterprise Manager
directories are writable The installer runs this check only if you are expanding a middle tier or if you are
reinstalling Oracle Application Server in the same Oracle home. The installer
checks that these directories are writable by the operating system user running the
installer:
■ ORACLE_HOME/sysman/emd
■ ORACLE_HOME/sysman/config
■ ORACLE_HOME/sysman/webapps/emd/WEB-INF/config
Oracle Enterprise Manager
files exist The installer runs this check only if you are expanding a middle tier or if you are
reinstalling Oracle Application Server in the same Oracle home. The installer
checks that these files exist:
■ ORACLE_HOME/sysman/config/iasadmin.properties
■ ORACLE_
HOME/sysman/webapps/emd/WEB-INF/config/consoleConfig.xml
Table 2–9 (Cont.) Prerequisite Checks Performed by the Installer
Item Description