HP StorageWorks 3000/5000 Enterprise Virtual Array connectivity 4.1A for OpenVMS release notes (5697-7034, November 2007)

NOTE:

You must have VCS 3.028 installed before upgr ading to VCS 4.00x or later. HP recommends that

you do a full system backup before an HP service representative performs the migrating procedure.

Prerequisites

Multiple-path support

OpenVMS 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:

ttp://h18006.www1.hp.com/products/sanworks/multipathoptions /index.html

Single-path support

OpenVMS servers require a single FCA to support single-path m ode.

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

representa

tive to conﬁgure your system and perform the migration procedure.

EVA storage s ystem

These release notes contain the latest product information for operating the EVA3000/5000 on an

OpenVMS 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, c apacity, or availability. With the necessary

information about EVA conﬁguration options, you can manage the conﬁguration to optimize its attributes

for a speciﬁc application. These conﬁguration options include:

• Number of disk groups

• Type of d

isk group

• Type and number of disks in a disk group

• Vraid levels (0, 1, and 5)

• Disk fa

ilure protection level (none, single, and double)

• Cache set tings

For m ore information on the conﬁguration options, see the HP StorageWorks Enterprise Virtual Array

conﬁguration best practices - white pap er on the HP s upport website:

ttp://h20000.www2.hp.com/bc/docs/suppor t/SupportManual/lpg29448/lpg29448.pdf