NEC Express5800/320Ma Betriebsanweisung PDF herunterladen (Seite 57)

Using RDR for Fault Tolerance

Disk Storage Management 4-7

To enable or disable read-load balancing globally

1. In ftSMC, expand ftServer Drivers, right-click SCSI Port Duplex

Driver - Sradisk_Driver, and select Properties.

2. On the dialog box, click the right-most Properties tab.

3. In the GlobalRdrPlexLoadBalancing field, select On or Off, and click OK.

NOTE

Global settings do not overwrite settings made on

individual RDR physical disks.

To add a physical disk to an RDR virtual disk

1. Insert and latch disks (see Figure 4-1) into corresponding slots in the enclosures.

(See “Finding a Physical Disk” on page 4-25 for an explanation of the numeric

values in the figures.)

In your Express5800/320Ma system, the internal storage disks are numbered 3-2-1

from top to bottom in a rack-mounted system. See Ta ble 4-1 and Figure 4-1.

Table 4-1. RDR Disk Numbering

ftSMC Console Pane

Node

ftSMC Details Pane

ObjectName Property Location in System

Storage Enclosure - 40

Slot-1, Disk-0 Harddisk0 Bottom disk drive

Slot-2, Disk-1 Harddisk1 Middle disk drive

Slot-3, Disk-2 Harddisk2 Top disk drive

Logical Disk Information

RDR Virtual Disk 1 Harddisk0 Bottom disk drive

RDR Virtual Disk 2 Harddisk1 Middle disk drive

RDR Virtual Disk 3 Harddisk2 Top disk drive

1 2 ... 52 53 54 55 56 57 58 59 60 61 62 ... 121 122

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NEC Express5800/320Ma Betriebsanweisung Seite 57