HP 3000 HP StorageWorks 3000/5000 Enterprise Virtual Array connectivity 4.1A f - Page 12

Prerequisites, VCS 3.028 to VCS 4.00x migration, Compatibility/interoperability - manual

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Prerequisites Multiple-path support In a multipath environment, a Linux system with EVA storage requires the installation of HP StorageWorks multipathing software on each host system to achieve high-availability, multipath capability. For detailed multipathing information, see the HP StorageWorks Using the QLogic driver for single-path or multipath failover mode on Linux systems application note. For more information about multipath options, see the HP multipath website: http://h18006.www1.hp.com/products/sanworks/multipathoptions/index.html VCS 3.028 to VCS 4.00x 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. Compatibility/interoperability This release provides full support for all previous EVA controller software used in an existing SAN configuration. Switch support This release supports the Fibre Channel (FC) switches and firmware versions listed in the HP StorageWorks SAN design reference guide, available for download on the HP support website: http://www.hp.com/support/manuals Under storage, click Storage Networking, and then select HP StorageWorks SAN under HP StorageWorks SAN Solutions. NOTE: HP recommends that you not mix switch firmware versions in your storage area network (SAN). It is a best practice to uniformly upgrade all switches in the SAN. HP StorageWorks Storage System Scripting Utility The latest version of the Storage System Scripting Utility (SSSU) is available on the software downloads HP website: http://www.hp.com/support/downloads Under storage, click Storage Software, and then select HP StorageWorks Command View EVA under Storage Device Management Software. Select the version of the HP StorageWorks Command View EVA. Avoiding problem situations The following sections describe problems that may arise and their solutions. 12

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Prerequisites
Multiple-path support
In a multipath environment, a Linux system with EVA storage requires the installation of HP StorageWorks
multipathing software on each host system to achieve high-availability, multipath capability.
For detailed multipathing information, see the
HP StorageWorks Using the QLogic driver for single-path
or multipath failover mode on Linux systems application note.
For more information about multipath options, see the HP multipath website:
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VCS 3.028 to VCS 4.00x migration
The Active/Active failover feature in VCS 4.00x impacts host con
fi
gurations. Contact your HP service
representative to con
fi
gure your system and perform the migration procedure.
Compatibility/interoperability
This release provides full support for all previous EVA controller software used in an existing SAN
con
fi
guration.
Switch support
This release supports the Fibre Channel (FC) switches and
fi
rmware versions listed in the
HP StorageWorks
SAN design reference guide
, available for download on the HP support website:
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:
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Under
storage
, click
Storage Networking
, and then select
HP StorageWorks SAN
under
HP StorageWorks
SAN Solutions
.
NOTE:
HP recommends that you
not
mix switch
fi
rmware versions in your storage area network (SAN). It is a
best practice to uniformly upgrade all switches in the SAN.
HP StorageWorks Storage System Scripting Utility
The latest version of the Storage System Scripting Utility (SSSU) is available on the software downloads
HP website:
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t
t
p
:
/
/
w
w
w
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s
Under
storage
, click
Storage Software
, and then select
HP StorageWorks Command View EVA
under
Storage Device Management Software
. Select the version of the HP StorageWorks Command View EVA.
Avoiding problem situations
The following sections describe problems that may arise and their solutions.
12