Supported Storage Options for Oracle Database

The following table shows the storage options supported for Oracle Database binaries and files:

Table 6-1 Supported Storage Options for Oracle Database

Storage Option	Oracle Database Binaries	Oracle Database Data Files	Oracle Database Recovery Files
Oracle Automatic Storage Management (Oracle ASM)	No	Yes	Yes
Local file system	Yes	Yes, but not recommended	Yes, but not recommended
Network file system (NFS) on a certified network-attached storage (NAS) filer	Yes	Yes	Yes

Guidelines for Storage Options

Use the following guidelines when choosing storage options:

• Oracle strongly recommends that you use a dedicated set of disks for Oracle ASM.

• Loopback devices are not supported for use with Oracle ASM.

• You can choose any combination of the supported storage options for each file type provided that you satisfy all requirements listed for the chosen storage options.

• You can use Oracle ASM to store Oracle Clusterware files.

• Direct use of raw or block devices is not supported. You can only use raw or block devices under Oracle ASM.

Starting with Oracle Database 21c, the Oracle Grid Infrastructure feature Oracle Advanced Cluster File System (Oracle ACFS) is desupported with Microsoft Windows

Caution:

Oracle ACFS and Oracle Automatic Storage Management Dynamic Volume Manager (Oracle ADVM) will not be accessible after you install or upgrade to Oracle Grid Infrastructure 21c.