Managing disk group templates appropriately can significantly improve performance and is very important. There are various ways to manage disk group templates. The following are the key ways to do so:
Template attributes
Adding templates to a disk group
Modifying a disk group template
Dropping templates from a disk group
Creating tablespaces in ASM: Specifying redundancy and striping with templates
Templates are used to set redundancy (mirroring) and striping attributes of files created in an ASM disk group. When a file is created, redundancy and striping attributes are set for that file based on an explicitly named template or the system template that is the default template for the file type.
When a disk group is created, ASM creates a set of default templates for that disk group. The set consists of one template for each file type (datafile, control file, redo logfile, and so on) that is supported by ASM. For example, a template named ONLINELOG
provides the default...