Dell PowerEdge T110 II User Manual
Page 12
Oracle Database Migration to Dell PowerEdge 12
th
Generation Servers and Dell Compellent Storage
Systems
12
Figure 3. Attach Dell Compellent storage to the source database configuration
2. Create storage volumes in the Compellent storage for hosting Oracle clusterware OCR and voting
disks, as well as Oracle data files.
3. Perform zoning in the McData switches to associate the Dell PowerEdge 2950 servers’ WWN’s with
the Compellent front end ports WWN’s.
4. Create volume partitions on the PowerEdge 2950 servers.
5. Configure Device Mapper Multipath (DM Multipath) to the volumes on the PowerEdge 2950 servers.
6. Stamp the volumes as ASM disks on the PowerEdge 2950 servers.
7. Convert the source Dell|EMC volumes from using EMC PowerPath to DM Multipath on the PowerEdge
2950 servers. This step is necessary to ensure the Dell|EMC disks and Compellent disks use unified
multipathing software. The Dell Professional Services (DPS) team has developed an automation
script for the conversion of EMC PowerPath to DM Multipath. DPS can be engaged at
8. Move the Oracle RAC Clusterware OCR and voting disks from Dell|EMC disks to Compellent disks.
The following My Oracle Support (MOS) note at
provides detailed step-
by- step instructions on how to perform the move; therefore, the steps are not repeated in this
paper.
ID 428681.1 – OCR / Vote disk maintenance operations: add / remove / replace / move
9. Move the Oracle data files from Dell|EMC disks to Compellent disks using Oracle ASM disk
rebalance.
10. Remove access to Dell|EMC disks from the PowerEdge servers.