HP StorageWorks XP Remote Web Console Software - Manual (Page 29)

Description Item
• Emulation: Emulation type.
•
RAID: RAID level. As a best practice, always specify the same RAID level for all pool-VOLs
registered to the same pool. RAID-6 is recommended for large pools and where recovery
time due to drive failure may be unacceptable.
• Protection: Data protection level. If Data Retention Utility is installed, the Protection attribute
is set using the Data Retention window in Remote Web Console.
◦ SATA-W/V: Write & Verify method on SATA drives
◦ SATA-E: Enhancing method on SATA drives
◦ Standard: FC drives, flash drives, external volumes, or V-VOLs
It is recommended that the data protection level of the pool-VOLs in the same pool be the
same.
•
PG: Parity group.
• Int. VOL Info: Drive type of internal volumes.
◦ Nothing is displayed for FC drives.
◦ An asterisk (*) is displayed for a SATA drive.
◦ A dollar sign ($) is displayed for an SSD drive.
◦ Three consecutive hyphens (- - -) are displayed for an external volume.
CAUTION: Pool-VOLs with different drive types cannot be intermixed in the same pool.
•
Ext. VOL Info: Drive type of external volumes.
Nothing is displayed for FC drives. ◦
◦ An asterisk (*) is displayed for a SATA or BD drive.
◦ A dollar sign ($) is displayed for an SSD drive.
◦ Three consecutive hyphens (- - -) are displayed for an internal volume.
•
Cache Mode: If the volume is an external volume, cache mode is displayed. This cache
mode is specified automatically when the external volume is mapped.
CAUTION: Pool-VOLs with different cache modes cannot be intermixed in the same pool.
•
Total Capacity: Total capacity of the pool-VOLs in the pool.
•
Used LDEVs: Total number of pool-VOLs.
•
Remaining LDEVs: Total number of pool-VOLs that you can add to the pool.
The Pool Information box, in the lower left corner of the Pool window, provides the following
information. Pool Information box
•
Pool ID: Pool identifying number.
• Status: Pool status.
◦ Normal: Normal status. The pool usage level may exceed the variable or fixed pool
threshold.
◦ Warning: Pool-VOL in the pool is blocked or being formatted.
◦ Blocked: The pool is full or an error occurs in the pool, therefore the pool is blocked. If
the pool is in both Warning and Blocked statuses, only Warning is displayed.
•
Total Capacity: Total pool capacity. Total Capacity is calculated from the number of pages
(42 MB per page).
• Used Capacity: Used pool capacity. Used Capacity is calculated from the number of pages
(42 MB per page).
•
Usage Rate: Pool usage level as a percentage of the current used pool capacity to the total
pool capacity.
• Threshold1: Variable threshold compared to usage level. The default setting is 70%. You
can set it from 5% to 95% in 5% increments.
Pool Window 29