2. Modify VM Settings & Add additional virtual hard disks. 2 disks for ASM, 1 for temporary backups. Edit the VM created, for the following : 1. Disabling 'Enable PAE/NX' processors extended feature. 2. For Adding additional virtual Hard disks. 3. For Modifying and Adding additional Virtual Network Adapters for each VM. Disabling 'Enable PAE/NX' processors extended feature: - Goto VM Setting - Select tab 'Processor' Under System, Uncheck 'Extended features' option. For Adding additional virtual Hard disks : Procedure: - Select VM, RightClick and Select 'Settings' Option - Select edbar2p5 VM -> Settings -> Storage -> Select the Controller:SATA, Click '+' to add Hard Disk Option-> Choose create new -> Choose 'VDI' as hardisk type-> Dynamically allocated ->ExtraVDisk1 and 20.-> Click <Create> Similarly, Add 2 more disks for ASM as ASMVDisk1,ASMVDisk2 each of 10GB. For Modifying and Adding additional Virtual Network Adapters for each VM.: - Select VM, RightClick and Select 'Settings' Option - Click on Network. Select “Host-only Adapter“ - Click 'OK'. Final Network Adapters…..ScreenShot….: 2. Installing ASM Libraries & Creating Disk groups. As root, install the ASM libraries ( copy from the existing oel5.4 media, or else can be downloaded..) Note: All ASMLib installations require the oracleasmlib and oracleasm-support packages appropriate for their machine. The driver packages are named after the kernel they support. Run the "uname -r" command on your machine to determine your kernel version. The corresponding package has the name oracleasm-<kernel_version>. Also, see the release notes 1. [root@edbar2p5 ~]# uname -r 2.6.18-371.1.2.0.1.el5 2. Since Kernel Upgraded, Do not Copy the ASM libraries available in the Installation DVD, Rather Goto below URL and download the appropriate require ASM Library. http://www.oracle.com/technetwork/server-storage/linux/downloads/rhel5-084877.html Downloaded: oracleasm-support-2.1.8-1.el5.i386.rpm oracleasmlib-2.0.4-1.el5.i386.rpm oracleasm-2.6.18-371.1.2.el5-2.0.5-1.el5.i686.rpm File Ref: document.doc (v. Error: Reference source not found )