Oracle DBCS Storage Volumes and File System Layout

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Oracle uses simple and most efficient Storage Volumes and
File System Layout in Oracle Database Cloud Service (DBCS) for the ease of use
and management.



Let’s take a look at the
Oracle Database Cloud Services Storage Volume and File System Layout in more
details.

When you create a database deployment, Oracle Database Cloud
Services (DBCS) creates the following Storage Layout and File Systems for you.

Storage Volumes

Storage Volume
Description
bits
60
GB volume completely allocated to /u01 on the
virtual machine.
boot
32 GB volume allocated to the
following file system mounts on the virtual machine:
  • / (root)
  • /boot
  • swap space


data
GB size equal to the value
provided in the Usable
Data Storage
field
during the database deployment creation process, with a minimum of 15 GB.
This volume is completely allocated to /u02 on the
virtual machine.
fra
GB size depends on the choice of Backup Destination during the database deployment
creation process:



  • Both Cloud Storage and Local Storage: GB size equal to 1.7 times the
    size of the
    data
    volume.
  • Cloud Storage Only or None: GB size equal to 0.1 times the
    size of the
    data
    volume, with a
    minimum of 7 GB



This volume is completely
allocated to /u03 on the virtual machine.
redo
10
GB volume completely allocated to /u04 on the
virtual machine.

Storage Volumes of an Oracle Database Deployment



File System Layout

File System mount point
Description
swap
Swap
space:
4 GB
allocated from the boot
Compute Cloud
storage volume.
/ (root)
Operating
system files:

25.5 GB allocated from the boot
Compute Cloud
storage volume.
/boot
Operating
system kernel:

500 MB allocated from the boot
Compute Cloud
storage volume.
/u01
Oracle
product software:

the entire bits
Compute Cloud
storage volume.
/u02
Oracle
Database data storage:

the entire data
Compute Cloud
storage volume.
/u03
Database
backup storage:

the entire fra
Compute Cloud
storage volume.
/u04
Database redo logs: the entire redo Compute Cloud storage volume.


File System Layout of an Oracle Database Deployment




Conclusion

In this article we have learned about Oracle Database Cloud Services
Storage Volumes and File System Layout. When you create a database deployment, Oracle
Database Cloud Services (DBCS) creates the Storage Layout and File Systems for
you.

Comments

2 responses to “Oracle DBCS Storage Volumes and File System Layout”

  1. Unknown Avatar

    Nice info. Thanks for sharing

  2. Ahmed Avatar

    Thanks for sharing

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