Oracle Real Application Clusters 11g Essentials 

Содержание

Exam Topics:

Overview of Oracle Grid Infrastructure and RAC

• Describe the Oracle Clusterware architecture
• Describe the Automatic Storage Management (ASM) architecture
• Describe the Real Application Clusters (RAC) services and Sever Pools
• Describe the tools used for Grid Infrastructure and RAC

Planning your cluster installation

• Use the Cluster Verification Utility (CVU)
• Review and backup an existing Oracle environment

Preparing the cluster servers

• Check the hardware and software requirements
• Perform platform-specific configuration tasks
• Check the kernel parameters with the Oracle Universal Installer (OUI)

Preparing the administrator environment

• Configure the operating system environment
• Configure the operating system users and groups
• Configure the secure shell (SSH)
• Configure SSH user equivalency

Preparing the storage

• Check storage hardware requirements
• Describe the supported storage options
• Implement a storage option
• Explain the file requirements for Oracle Clusterware
• Configure the Oracle Cluster Registry (OCR)
• Manage the Oracle Local Registry (OLR)
• Create ASM instances, ASM Disk Groups and ASM Files
• Explain Multipathing
• Describe ASMLIB

Preparing the installation directories

• Set the Oracle Inventory directory
• Set the Oracle Grid Infrastructure Home directory
• Set the Oracle Base directory
• Set the Oracle Home directory

Preparing the network

• Identify the network requirements
• Describe the IP address types
• Explain the Single Client Access Name feature (SCAN)
• Implement cluster interconnect best practices

Installing Oracle Clusterware 11g

• Install Oracle Clusterware
• Verify the installation

Installing the Oracle Database 11g software with RAC

• Install the Oracle Database software
• Configure ASM with the Database Configuration Assistant (DBCA)
• Create a cluster database
• Set the initializations parameters

Using the Server Control utility (SRVCTL)

• Start or stop nodeapps, databases, instances, listeners and services
• Add, move or delete instances and services
• Manage configuration information with SRVCTL

Using the Oracle Clusterware Control utility (CRSCTL)

• Enable or disable Oracle Clusterware daemons
• Enable or disable debugging
• Add, move or delete voting disks dynamically
• Diagnose cluster issues

Using the Oracle Interface Configuration tool (OIFCFG)

• Allocate or deallocate network interfaces and components
• Retrieve component configuration information

Using the Oracle Cluster Registry Configuration utility (OCRCONFIG)

• Add, replace, repair or remove an OCR
• Manage backups and restore the OCR

Using the OCRCHECK and OCRDUMP utilities

• Check the status of an OCR file with OCRCHECK
• View OCR and OLR content with OCRDUMP

Using the Oracle ASM Configuration Assistant (ASMCA)

• Manage ASM instances and disk groups with ASMCA
• Manage Oracle ASM Dynamic Volume Manager volumes (ADVM)
• Manage Oracle ASM Cluster File Systems (ACFS)

Using the ASM Command tool (ASMCMD)

• Manage ASM instances and disk groups with ASMCMD
• Manage file access control for disk groups
• Manage files and directories within disk groups
• Manage templates for disk groups and volumes

Using the Oracle Cluster Health Monitor (IPD/OS)

• Check the Oracle Clusterware and RAC clusters for problems