HP AiO400r HP StorageWorks All-in-One Storage System User Guide (440583-005, F - Page 53

Storage management infrastructure, Managing storage for application servers

Page 53 highlights

Microsoft iSCSI Target and Data Protector Express are required to host application storage and create backups using ASM. Microsoft iSCSI Target and Data Protector Express come preinstalled on your HP All-in-One Storage System. A license key is not required for Microsoft iSCSI Target. Your license key for Data Protector Express comes preinstalled on your HP All-in-One Storage System. Storage management infrastructure The purpose of ASM is to simplify storage management, so that you do not need to understand the complexities of allocating and configuring storage, and hosting application storage on your HP All-in-One Storage System. ASM handles two types of use models: • Managing storage for application servers, page 53 • Managing storage for shared folders, page 54 Managing storage for application servers With ASM, you can allocate, configure, and host storage for applications residing on servers that host Exchange, SQL Server, and user-defined applications using the Host an Exchange Storage Group Wizard, Host a SQL Server Database Wizard, and Host a User-Defined Application Wizard. The wizards suggest a default storage size, plus default advanced configuration settings, such as RAID level, for each application component. You can customize all the defaults to fit your storage needs. However, the default advanced settings provided for Exchange and SQL Server are based on HP storage, Exchange, and SQL Server best practices and should generally not be changed. For application storage, ASM creates an iSCSI LUN on your HP All-in-One Storage System for each storage group component, database component, or the user-defined application you select to host in the storage-allocation wizard, and exports it to the application server whose storage will be hosted. ASM also creates a LUN on your HP All-in-One Storage System to host the storage group component, database component, or the user-defined application you selected in the storage-allocation wizard. All storage communication passes through the iSCSI LUN on the application server to the LUN on your HP All-in-One Storage System. This allows data saved by the application to the iSCSI LUN on the application server to be automatically saved to your HP All-in-One Storage System instead (see Figure 14). All-in-One Storage System 53

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Microsoft iSCSI Target and Data Protector Express are required to host application storage and create
backups using ASM. Microsoft iSCSI Target and Data Protector Express come preinstalled on your
HP All-in-One Storage System. A license key is not required for Microsoft iSCSI Target. Your license
key for Data Protector Express comes preinstalled on your HP All-in-One Storage System.
Storage management infrastructure
The purpose of ASM is to simplify storage management, so that you do not need to understand the
complexities of allocating and configuring storage, and hosting application storage on your HP
All-in-One Storage System. ASM handles two types of use models:
Managing storage for application servers
, page 53
Managing storage for shared folders
, page 54
Managing storage for application servers
With ASM, you can allocate, configure, and host storage for applications residing on servers that
host Exchange, SQL Server, and user-defined applications using the Host an Exchange Storage Group
Wizard, Host a SQL Server Database Wizard, and Host a User-Defined Application Wizard.
The wizards suggest a default storage size, plus default advanced configuration settings, such as
RAID level, for each application component. You can customize all the defaults to fit your storage
needs. However, the default advanced settings provided for Exchange and SQL Server are based on
HP storage, Exchange, and SQL Server best practices and should generally not be changed.
For application storage, ASM creates an iSCSI LUN on your HP All-in-One Storage System for each
storage group component, database component, or the user-defined application you select to host in
the storage-allocation wizard, and exports it to the application server whose storage will be hosted.
ASM also creates a LUN on your HP All-in-One Storage System to host the storage group component,
database component, or the user-defined application you selected in the storage-allocation wizard.
All storage communication passes through the iSCSI LUN on the application server to the LUN on
your HP All-in-One Storage System. This allows data saved by the application to the iSCSI LUN on
the application server to be automatically saved to your HP All-in-One Storage System instead (see
Figure 14
).
All-in-One Storage System
53