HP StorageWorks Enterprise Virtual Array 3000/5000 Release Notes VCS 4.001 (5697-5476, December 2005)

Disk Resource Pe
nding Timeout for Microsoft® Windows® cluster configurations
If the disk reso
urce count is greater than 8, HP recommend s increasing the Pending Timeout parameter
for each disk re
source from 180 seconds to 360 seconds. Increasing the timeout value helps maintain
continuous op
eration of d isk resources across SAN perturbations.
To view and set the Pending Timeout parameter:
1. Open the Microsoft Cluster Administrator.
2. Select a disk group resource in the left pane.
3. Right click e
ach disk resource in right pane, one at a time, and select Properties.
4. Select the Ad
vanced tab from the Properties menu.
5. Locate the Pending Timeout value and change it to 360.
6. Click OK.
Reserving adequate free space
To ensure efficient storage system operation, a certain am ount of unallocated capacity, or free space,
should be reserved in each disk group. The recommended am ount of free space is influenced by your
system configuration. For guidance on how much free space to reserve, refer to the HP StorageWorks
Enterprise Virtual Arr a y configuration best practices white paper, which can be d ownloaded from the
following web site:
h
ttp://h18006.www1.hp.com/storage/arraywhitepape rs.html
Ensure the latest connectivity requirements are met
Detailed system specifications for each supported operating system are included in a series of
Connectivity installation and reference g uides and associated Connectivity release notes.Youcan
download the information necessary for your operating environment at the appropriate web site:
h
ttp://www.hp.com/go /eva5000
http://www.hp.com/go/eva3000
HP Business Copy EVA upgrade
If you are using HP Business Copy EVA, HP Replication Solutions Manag er must be upgraded to version
1.2 to work properly with VCS v4.001. HP Replication Solutions Manager 1.2 can be downloaded
from the following web site:
h
ttp://h18006.www1.hp.com/products/storage/software/softwaredrivers/bizcopyeva/index.html
HP Bus
iness Copy EVA licensing
HP Bus
iness Copy refers to the snapshot and snapclone replication features of HP StorageWorks arrays.
You c
an use HP Command View EVA, or host platform interfaces to specify the virtual disks (LUNs) to
replicate. You must acquire and install a replication license key for each array that is to support HP
Business Copy EVA replication.
With
HP Replication Solutions Manager (RSM), you can automate the replication of virtual disks using
jobs
. By installing RSM host agents, you can also perform replica tion by specifying host volumes and
log
ical volumes. With host agents, you can also: suspend/resume application I/O, mount/unmount
vol
umes, and launch backup applications. The RSM host agent command line interface supports
interaction between HP Business Copy EVA jobs and host scripts.
For more information on HP Business Copy EVA and HP Replication Solutions Manager, visit the following
web
site:
h
ttp://h18006.www1.hp.com/products/storage/software/bizco pyeva/index.html
Enterprise Virtual Array 3000/5000 release notes (VCS v4.001)
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