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Фрагмент инструкции
Enhancements
This release includes the following new features:
• This release includes support for EVA3000/5000 control er software VCS 4.100. For details about
VCS 4.100, see HP StorageWorks 3000/5000 Enterprise Virtual Array release notes (VCS 4.100).
NOTE:
You must have VCS 3.028 instal ed before upgrading to VCS 4.00x or later. HP recommends that
you do a ful system backup before an HP service representative performs the migrating procedure.
Prerequisites
Multiple-path support
Tru64 UNIX operating software includes multipath support. No additional software is required to achieve
high-availability, multipath capability.
For more information about multipath options, see the HP multipath website:
ht p://h18006.www1.hp.com/products/sanworks/multipathoptions/index.html
Single-path support
Tru64 UNIX servers require a single FCA to support single-path mode.
NOTE:
Do not use single-path mode in mission-critical environments.
VCS 3.028 to VCS 4.100 migration
The Active/Active failover feature in VCS 4.00x impacts host configurations. Contact your HP service
representative to configure your system and perform the migration procedure.
EVA storage system
These release notes contain the latest product information for operating the EVA3000/5000 on a
Tru64 UNIX system.
EVA best practices
The EVA3000/5000 is designed to work in a wide range of configurations; however, some of
the configuration options can influence performance, capacity, or availability. With the necessary
information about EVA configuration options, you can manage the configuration to optimize its at ributes
for a specific application. These configuration options include:
• Number of disk groups
• Type of disk group
• Type and number of disks in a disk group
• Vraid levels (0, 1, and 5)
• Disk failure protection level (none, single, and double)
• Cache settings
4
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Устройства обработки данных - HP StorageWorks EVA3000 EMEA Bundles (99.19 kb)