les 01 GridInfra.ppt

Oracle Grid Infrastructure
Objectives
pleting this lesson, you should be able to:
Install Oracle Grid Infrastructure for a stand-alone server and create an ASM disk group
Use the ASM Configuration Assistant (ASMCA) to create an ASM disk group
Create and manage ASM Dynamic Volumes
Create and manage an ASM Cluster File System
Oracle Grid Infrastructure
Standardized infrastructure software
Eliminates need for third-party solutions
Includes:
Automatic Storage Management (ASM)
ASM Cluster File System (ACFS)
ACFS Snapshots
Oracle Clusterware
Oracle Restart
Applications
Middleware
Database
Oracle Grid Infrastructure
EM

Automatic Storage Management Technology Stack
Previous Releases
of ASM
Application
Database
ASM
Operating System
ASM
Database
Application
Oracle Database 11g
Release 2 ASM
ASM/ADVM
3rd Party FS
Operating System
ACFS
Database
Application

Oracle Grid Infrastructure and Oracle Database Installation: System Requirements
Memory requirements:
1 GB for the database instance with Database Control
GB for the ASM instance and Oracle Restart
Disk space requirements:
3 GB of swap space (based on 2GB RAM)
1 GB of disk space in the /tmp directory
Between GB and GB for the Oracle software
GB for the preconfigured database (optional)
GB for the fast recovery area (optional)
Operating system (see documentation)

Preparing the Operating System
Create the required operating system groups and users:
Groups:
oinstall
dba
Optional groups (for separation of duty across multiple users):
oper
asmdba
asmoper
asmadmin
Users:
Software owner, usually oracle
Can create multiple users for multiple product installations

Setting Environment Variables
Oracle environment variables:
ORACLE_BASE: Base of the Oracle directory structure. mendation is to set this before installation.
ORACLE_HOME: The environment in which Oracle products run. Not required before installation if ORACLE_BASE is set.
ORACLE_SID: Not required