Blog Detail
Blog on Oracle DBA
http://oracledba-vinod.blogspot.com/
My Blog contains posts related to Oracle database configuration,
Performance Enhancement tips, Scripts, discussions about new features
and other database administration tasks.
- Added on: Aug 21st, 2009
- Country: United States
- Language: English
- Author: Vinod
- Listed in: Programming Computers
- Tags: sql performance tuning oracle dba plsql rac rman
Recent Posts
ASMCMD
In this post I will provide you with some commonly used ASM commands and how to use it to perform some day to day activities.Before invoking the ASM command, set the following environmental variables,$ Export ORACLE_SID=+ASM1$ Export ORACLE_HOME=/ora...
ASMLIB
ASMLIB is a storage management interface. ASMLIB is not required for ASM to function; it is an add-on library that simplifies the tasks of managing and discovering the disks.Function of ASMLIBDisk Discovery: It provides more information about the dis...
ASM Rebalance
The Rebalance operation provides an even distribution of file extents across all disks in the diskgroup. The rebalance is done on each file to ensure balanced I/O load.The RBAL background process manages the rebalance activity. It examines the extent...
ASM redundancy and Failure Groups
A Failure group is a collection of disks that can become unavailable due to failure of one of its associated components (controllers, HBAs, Fiber channel switches, Disks, Entire arrays etc).A diskgroup is divided in to failure groups. Each disks in t...
ASM Templates
A template is a collection of file attributes that are applied to the ASM files. It is associated with a Disk Group. Whenever a file is created the file attributes specific to the template are applied to the files. For eg., if we want to create a use...
ASM Files
ASM Files are named using OFA standard and employs OMF for managing files for example when you drop a tablespace ASM will automatically deletes the files associated with the tablespace. Also I need not specify a file name while creating a data file, ...
