Replacing a cluster node – Dell PowerVault 775N (Rackmount NAS Appliance) User Manual

Page 59

3. Disconnect the failed PERC card's cable from the shared storage system.

NOTICE:

If you replace your PERC card, ensure that you enable cluster mode on the replacement PERC card before

you connect the SCSI cables to the shared storage system. See "

" for

more information.

4. Replace the failed PERC card in the system without reconnecting the cable.

5. Power on the system with the replaced PERC card and run the BIOS configuration utility.

NOTICE:

If you replace a PERC card that will be connected to shared storage system, you must set the appropriate

SCSI ID before you connect the SCSI cables to the shared storage system. See "

for more info.

6. Change the SCSI ID so that it differs from the SCSI ID on the peer cluster node's PERC card.

NOTE:

See your PERC documentation for more information about changing SCSI ID. Also, see the cluster

configuration tables (if you completed the information in the tables) in the Dell PowerVault NAS SCSI Cluster

Platform Guide.

7. Shut down the system.

8. Reconnect the system to the shared storage system.

9. Restart the system and restore the RAID configuration using configuration information stored on the disks. See the

PERC documentation for more information about this procedure.

Replacing a Cluster Node

This section provides an overview for removing and installing a new node in the cluster.

1. If possible, backup the system state on the cluster node you are replacing. Include the following data in your backup:

Registry

COM+ class registration database

System boot files

Users and groups information

Share configuration data

See the System Administrator's Guide for more information on creating a system state backup.

2. Start Cluster Administrator on the remaining node and perform the following procedures:

a. Move all cluster resources from the node you are replacing to the remaining node in the cluster.

See the MSCS documentation for information about moving cluster resources to a specific node.

b. Right-click on the node you are evicting and select Stop Cluster Service.

c. Evict the node you are replacing from the cluster.