4-7
•
JBOD
—Indicates whether the Just a Bunch Of Disks (JBOD) mode is enabled or disabled. The
value can be
ON
or
OFF
.
{
ON
—The JBOD mode is enabled. The operating system can have access to a disk directly
without creating a RAID volume first.
{
OFF
—The JBOD mode is disabled. The operating system is not able to see a disk until the
disk in included in a RAID volume.
This parameter is not displayed if the storage controller does not support the JBOD attribute.
•
Global
write
cache
—This parameter is displayed only if it is supported by the selected storage
controller. Set the global write cache mode for the physical drives attached to the storage
controller. Options are:
{
Enabled
—Enables write cache for all physical drives. Enabling write cache for physical
drives improves the system's read and write performance.
{
Disabled
—Disables write cache for all physical drives. Write cache is typically disabled for
physical drives used to build logical drives to prevent data loss in case of power failures.
{
Drive specific
—Sets the write cache policy for physical drives individually.
•
Physical drive write cache
—This parameter is displayed only if it is supported by the selected
storage controller. Set the write cache mode for the following types of drives separately.
{
Configured
Drives
—Configured physical drives attached to the controllers operating in
RAID or Mixed mode.
{
Unconfigured
Drives
—Unconfigured physical drives attached to the controllers operating
in RAID or Mixed mode.
{
HBA
Drives
—Physical drives attached to storage controllers operating in HBA mode.
Supported write cache modes are:
{
Default
—Uses the default write cache mode for physical drives.
{
Enabled
—Enables write cache for physical drives.
{
Disabled
—Disables write cache for physical drives.
•
Configuration
method
—Select the method for configuring RAID and operating system
installation parameters. Options are:
{
Customize config
—Manually configures RAID and operating system installation settings.
{
Import config file
—Imports the settings from a configuration file stored on a floppy drive or
a USB flash drive mounted to the server.
•
Image
source
—Select the type of media where the image file resides. Options are
CD
(physical CD or HDM virtual media)
and
USB flash drive
.
If you select
USB flash drive
, iFIST displays the paths of image files detected on the USB flash
drive in a list next to this field. Select an image file from the list.
Follow these guidelines when you configure the image source parameters:
{
To install the SuSE Linux Enterprise Server operating system, make sure the following
conditions are met:
−
The image file resides on a USB flash drive partition formatted with the FAT32 file
system.
−
The pathname of the image file (including the image file name) does not contain
Chinese characters or spaces.
{
To install the Red Hat Enterprise Linux operating system, make sure the following
conditions are met:
−
The image file resides on a USB flash drive partition formatted with the FAT32 or
EXT2/3/4 file system.
−
The pathname of the image file (including the path file name) does not contain spaces.
{
To install Red Hat Enterprise Linux 6.7/6.8/6.9, make sure the USB flash drive partition
where the image file resides has 300 MB or more free space.
