HP StorageWorks All-in-One Storage System user guide (440583-005, February 2008)

Table 19 provides a brief description of the items you can modify:
Table 19 Advanced window items
NotesDescriptionItem
You are prevented from setting the
size below 15 MB.
After the allocated storage space is
full (100 percent used), no further
The amount of storage that ASM allocates to the
application component, user-defined application,
or shared folder you are configuring.
Size
data can be stored to the space
until you increase the size using the
Allocate Space Wizard. The only
exception is for shared folders and
local storage applications without
an enforced allocated limit. If there
is unused storage space on the
logical disk where a component
without an enforced allocated limit
resides, data can be written to the
component until the logical disk is
full.
For more information about RAID
levels, see Customizing RAID
levels on page 73.*
Hard drive formatting that provides different
levels of performance, capacity, and data
protection.
RAID Level
ASM provides the following general
values: small (8 kB), medium (16
kB), and large (64 kB).*
The number of bytes or kilobytes of data in each
RAID stripe (block of data). The RAID stripe size
selected affects performance. For the best
performance, select the stripe size closest to the
size of the files being saved.
RAID Stripe Size
The percent full warning threshold
is set by default to 80%. Percent full
The percent full value that when reached
changes the storage status to Warning and
Percent Full Warning
Threshold
warning threshold values are
issues a warning alert. The warning indicates
ASM-specific; percent full warning
that storage use has surpassed the percentage
threshold values selected in the
full value. For example, if you enter 75%, you
see a warning (yellow asterisk) in the content
pane when storage is at 75 percent full.
Quota Management MMC snap-in
are not adopted by ASM. All other
Quota Management MMC snap-in
settings are adopted by ASM. See
Setting a percent full warning
threshold on page 74.
For Exchange and SQL Server,
ASM default values specify
Data is stored on hard drives dedicated to
storing only the data for the application
Exclusive Storage
exclusive storage for log files, which
component, user-defined application, or shared
according to storage best practices,
should be isolated from other
application storage areas.*
folder you are configuring. The number of hard
drives dedicated depends on the allocated
space size and other advanced storage
configuration settings selected for the item you
are configuring. Exclusive storage is
recommended for some applications for the
storage of specific types of data.
This item is available for shared
folders and local storage
Sets an enforced quota for the amount of storage
available to a shared folder or local storage
Enforce Allocated
Limit (Quota)
component. See Enforcing an
Hosting storage for applications and shared folders72