Configuring Storage Arrays; How To Create A Lun - Oracle Solaris Cluster 3.3 System Manual

Configuring Storage Arrays

Configuring Storage Arrays
This section contains the procedures about how to configure a storage array or storage system
after you install Oracle Solaris Cluster software.
To configure a storage array or storage system before you install Oracle Solaris Cluster software,
use the same procedures you use in a noncluster environment. For the procedures about how to
configure a storage system before you install Oracle Solaris Cluster software, see the Sun
StorEdge RAID Manager User's Guide.
Note –
size of a LUN, or perform other LUN operations, a device ID might change unexpectedly. When
you perform a check of the device ID configuration by running the cldevice check command,
the following error message appears on your console if the device ID changed unexpectedly.
device id for nodename:/dev/rdsk/cXtYdZsN does not match physical
device's id for ddecimalnumber, device may have been replaced.
To fix device IDs that report this error, run the cldevice repair command for each affected
device.
TABLE 1–2
Task
Create a logical unit number (LUN).
Remove a LUN.
Reset the LUN configuration.
The following is a list of administrative tasks that require no cluster-specific procedures. See the
Sun StorEdge RAID Manager User's Guide for these procedures.
Rebalancing running LUNs
■
Creating a hot spare
■
Deleting a hot spare
■
Increasing the size of a drive group
■
▼

How to Create a LUN

Use this procedure to create a logical unit number (LUN) from unassigned disk drives or
remaining capacity. For information about LUN administration, see the Sun StorEdge RAID
Manager Release Notes.
22 Oracle Solaris Cluster 3.3 With StorEdge A1000 Array, Netra st A1000 Array, or StorEdge A3500 System Manual
• May 2011, Revision A
When you upgrade firmware on a storage device or on an enclosure, redefine the stripe
Task Map: Configuring Disk Drives
Table 1–2 lists these procedures.
Information
"How to Create a LUN" on page 22
"How to Delete a LUN" on page 25
"How to Reset the LUN Configuration" on
page 27