Datasheet

14 Chapter 1
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Using Oracle ASM
you create a disk group, Oracle will assign it the default template setting. You can optionally
assign another ASM template to a given disk group (We discuss templates later in this chapter).
Table 1.2 gives you some guidance about the redundancy-related settings defined within
the default template.
TABLE 1.2 Default-Template Redundancy Settings
Template Name Striping
Mirroring
with Normal
Redundancy
Mirroring
with High
Redundancy
Mirroring
with Extended
Redundancy
Control file Fine Three-way
mirroring
Three-way
mirroring
No mirroring
Datafile Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Onlinelog Fine Two-way
mirroring
Three-way
mirroring
No mirroring
Archivelog Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Tempfile Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Backupset Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Parameterfile Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Dataguardconfig Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Flashback Fine Two-way
mirroring
Three-way
mirroring
No mirroring
Changetracking Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Dumpset Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Xtransport Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
Autobackup Coarse Two-way
mirroring
Three-way
mirroring
No mirroring
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