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Hitachi Command Suite 8 User Guide

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Page 451

Linking with Compute Systems ManagerThis module describes how to link to Compute Systems Manager.
About linking with Compute Systems Manager If the host management product Hitachi Compute Systems Manager (HCSM)is installed on the Device Manager server and linked, information about hosts
being managed by both products will be synchronized automatically when using Host Data Collector.
When Device Manager and Compute Systems Manager are linked, hosts areregistered or updated simultaneously between the two...

Page 452

Related concepts
•
Methods for registering hosts  on page 61
Related tasks
•
Resynchronizing hosts of Compute Systems Manager  on page 452
Resynchronizing hosts of Compute Systems Manager Users can re-synchronize Compute Systems Manager hosts that have been
deleted from Device Manager.
Procedure 1. In the  Administration  tab, select the Hosts tab, and click  Add Hosts.
2. Select  Re-sync Hosts with CSM , and then submit the task.
The task is registered in the  Data Collection Tasks tab.
3. Check the...

Page 453

Glossary
A allocated volume A logical device (LDEV) for which one or more host LUN paths are defined.
C
C/T See consistency time.
C/T delta The consistency time difference, or write-delay time, of data transferbetween the primary and secondary storage systems.
cache A set of RAM (Random Access Memory) modules used to store data
temporarily.
cache logical partition Virtual cache memory that is set up to be allocated to hosts that are in
contention for cache memory. CLPRs can be used to segment storage...

Page 454

CLPRSee cache logical partition.
Command Control Interface (CCI) Software used to control volume replication functionality (such asTrueCopy or ShadowImage) by means of commands issued from a host to
a storage system. A command device must be set up in the storage
system to enable the storage system to receive commands from CCI.
In an open system, Replication Manager uses the CCI configuration definition files to modify copy pair configurations and to acquireconfiguration information. Copy pair...

Page 455

Ddata drive A physical data storage device that can be either a hard disk drive (HDD)
or a flash (solid-state) drive.
data pool One or more logical volumes designated to temporarily store original
data. When a snapshot is taken of a primary volume, the data pool is
used if a data block in the primary volume is to be updated. The original
snapshot of the volume is maintained by storing the changeable data
blocks in the data pool.
DB database
device (dev or DEV) A physical or logical unit with a specific...

Page 456

DP pool volumeAn actual volume that is one of the volumes making up a DP pool.
When Dynamic Provisioning and Dynamic Tiering need to be distinguished, this manual uses the terms HDP pool volume or HDT pool
volume.
DP volume A virtual volume that is created from a Dynamic Provisioning (DP) pool
(that is, it is associated with a DP pool).
When Dynamic Provisioning and Dynamic Tiering must be differentiated, this document uses the terms HDP volume and HDT volume.
E
EVS Enterprise Virtual Server
external...

Page 457

G
global-active device A storage system feature that provides high-availability copy pairs to
support simultaneous, uninterrupted host and cluster active-active I/O
within and across geographically disparate data centers. This feature protects against storage system and site failures by providing continuousaccess to data.
GUI graphical user interface
H
HBA See host bus adapter.
HCP (Hitachi Content Platform) A distributed storage system for fixed content data. Provides severalprotocols to present the...

Page 458

general-purpose Ethernet adapters, which handle a multitude of networkprotocols, host bus adapters are dedicated to high-speed block transfersfor optimized I/O performance.
host group Custom grouping of hosts that segregates hosts in a meaningful way, for
example, a group of hosts that is segregated by operating system. A host group can be shared with another virtual port or another physical port for
alternate path support.
HSD Host storage domain. A group used to strengthen the security of volumes
in...

Page 459

destination. Most networks combine IP with a higher-level protocol called
Transmission Control Protocol (TCP), which establishes a virtual connection between a source and a destination.
IOPS I/Os per second
IP See Internet protocol.
iSCSI Internet Small Computer Systems Interface
J
JRE Java Runtime Environment
JVM Java Virtual Machine
JWS Java Web Start
L
LAN local area network. A computer network that spans a relatively small
geographic area, such as a single building or group of buildings.
LDAP...

Page 460

logical groupA user-defined collection of managed resources (hosts and volumes) that
are grouped according to business operations, geographic locations, or other organizational divisions. Logical groups can be  public or private :
• Public logical groups are accessible by any HCS user. • Private logical groups are accessible only by HCS users who belong to user groups that are associated with the logical group.
logical unit A volume, or LDEV, created in an open storage system, or configured foruse by an...
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