2.2.1.1 About the RAID Storage Configuration
The local storage drives are configured in a RAID configuration.
Table 2-1 Disk Configurations for Database Servers on Exadata Two-Socket Exadata Systems
| System Model | RAID Controller | Disk Configuration |
|---|---|---|
|
Oracle Exadata X10M |
N/A |
Two mirrored (RAID-1) NVMe flash drives in each database server |
|
Oracle Exadata X9M-2 |
N/A |
Two mirrored (RAID-1) NVMe flash drives in each database server |
|
Oracle Exadata X8M-2 |
MegaRAID SAS 9361-16i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X8-2 |
MegaRAID SAS 9361-16i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X7-2 |
MegaRAID SAS 9361-16i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X6-2 |
MegaRAID SAS 9361-8i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X5-2 |
MegaRAID SAS 9361-8i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X4-2 |
MegaRAID SAS 9261-8i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X3-2 |
MegaRAID SAS 9261-8i |
4 disk drives in a RAID-5 configuration on each database server |
|
Oracle Exadata X2-2 |
MegaRAID SAS 9261-8i |
4 disk drives in a RAID-5 configuration on each database server |
Table 2-2 Disk Configurations for Database Servers on Exadata Eight-Socket Exadata Systems
| System Model | RAID Controller | Disk Configuration |
|---|---|---|
|
Oracle Exadata X9M-8 |
N/A |
Two mirrored (RAID-1) NVMe flash drives in each database server |
|
Oracle Exadata X8M-8 |
N/A |
Two mirrored (RAID-1) NVMe flash drives in each database server |
|
Oracle Exadata X8-8 |
N/A |
Two mirrored (RAID-1) NVMe flash drives in each database server |
|
Oracle Exadata X7-8 |
N/A |
Two mirrored (RAID-1) NVMe flash drives in each database server |
|
Oracle Exadata X5-8 |
MegaRAID SAS 9361-8i |
8 disk drives in each database server with one virtual drive created across the RAID-5 set |
|
Oracle Exadata X4-8 |
MegaRAID SAS 9261-8i |
7 disk drives in each database server configured as one 6-disk RAID-5 with one global hot spare drive by default |
|
Oracle Exadata X3-8 |
MegaRAID SAS 9261-8i |
8 disk drives in each database server with one virtual drive created across the RAID-5 set |
Parent topic: Verifying the Database Server Configuration