Oracle eBS Architecture - File System 11i

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Three main components of 11i applications file system are

• APPL_TOP          - Main Oracle applications files, environment file and product specific sub directories
• COMMON_TOP - Files shared across the products including log/out and exe(class files)
• Tech Stack            - Oracle Developer 6i components with 8.0.6 ORACLE_HOME, Oracle Applications  Server 1.0.2.2.2 with 8.1.7  ORACLE_HOME and Oracle Database(certified   version) in its own ORACLE_HOME.

Database TierGenerally owned by file system user (ORACLE)

DATA_TOP : XXX/data
                      Oracle Applications Database files

ORACLE_HOME : xxx/10.2.0
                               Oracle 10g DB Software installation files

Applications Tier
Generally owned by file system user(APPMGR)

APPL_TOP:          xxx/appl
                             Oracle Apps Product files
COMMON_TOP:  xxx/comn
                              Shared files and Directories(log files, class files, html files, xss etc)
ORA_TOP:             xxx/ora/8.0.6/
                                8.0.6 Techstack (Forms 6i, Reports 6i)

                               xxx/ora/iAS
                                8.1.7 Techstack (Apache, Jserv etc)