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2
EMC DL3D 1500 andDL3D 3000 Administrator’s Guide
Preface
Chapter 1About the DL3D 1500/3000
Introduction to the DL3D 1500/3000............................................. 20
Advanced data de-duplication increases disk retention for
backup data .................................................................................20
Remote replication of backup data provides automated
As part of an effort to improve and enhance the performance and capabilities
of its product line, EMC from time to time releases revisions of its hardware
and software. Therefore, some functions described in this document may not
be supported by all revisions of the software or hardware currently in use.
For the most up-to-date information on product features, refer to your
product release notes.
If a product does not function properly or does not function as described in
this document, please contact your EMC representative.
This manual introduces the EMC
protection systems and discusses:
®
DL3D 1500/3000 enhanced data
◆System operations
◆Configuration
◆Web interface
AudienceThis manual is written for DL3D 1500/3000 system administrators
and field service engineers.
Note: You should have a basic understanding of UNIX® and
backup/recovery systems.
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
13
Preface
OrganizationFollowing is a brief description of chapter contents.
Chapter 1Provides an overview of the DL3D 1500/3000
system and procedures to power up and power
down the appliance.
Chapter 2Describes how to use the DL3D 1500/3000 system
management pages to control the system remotely.
Chapter 3Describes the DL3D 1500/3000 appliance
configuration.
Chapter 4Describes the DL3D 1500/3000 virtual tape libraries
configuration.
Chapter 5Describes the DL3D 1500/3000 backup
configuration - NAS configuration and OST
configuration.
Chapter 6Contains a description of DL3D 1500/3000 status
information.
Chapter 7Discusses the DL3D 1500/3000 alert information
such as email account configuration and SNMP
configuration.
14
Chapter 8Describes the DL3D 1500/3000 data services such
as space reclamation and remote replication.
Chapter 9Describes the DL3D 1500/3000 utilities, such as
VTL state, and rebooting the system.
Chapter 10Describes the commands used in the Command
Line Interface of DL3D 1500/3000.
Appendix ALists the event changes associated with the DL3D
appliance.
Appendix BLists the commands required for configuring OST
and LSU on Veritas NetBackup.
Appendix CLists the procedures required for mounting NFS
shares and mapping CIFS shares.
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
Related documentsThe following documents are also available for the DL3D 1500/3000
!
systems:
Document no.Document titleDocument description
300-006-697-A03DL3D 1500 and DL3D 3000
Service Reference and
Troubleshooting Guide
Provides service-related
reference information for
DL3D 1500 and DL3D
3000 appliances.
Conventions used in this guide
EMC uses the following conventions for notes, cautions, warnings,
and danger notices.
Note: A note presents information that is important, but not hazard-related.
CAUTION
A caution contains information essential to avoid data loss or
damage to the system or equipment. The caution may apply to
hardware or software.
Preface
WARNING
A warning contains information essential to avoid a hazard that can
cause severe personal injury, death, or substantial property damage
if you ignore the warning.
DANGER
A danger notice contains information essential to avoid a hazard
that will cause severe personal injury, death, or substantial property
damage if you ignore the message.
Typographical conventions
EMC uses the following type style conventions in this guide:
bold
• User actions (what the user clicks, presses, or selects)
• Interface elements (button names, dialog box names)
• Names of keys, commands, programs, scripts, applications,
utilities, processes, notifications, system calls, services,
applications, and utilities in text
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
15
Preface
italic
Courier •Prompts
Courier, bold •User entry
Courier italic• Arguments in examples of command-line syntax
<>
[]
|
...
• Book titles
• New terms in text
• Emphasis in text
• System output
• Filenames
• Pathnames
•URLs
• Syntax when shown in command line or other examples
• Options in command-line syntax
• Variables in examples of screen or file output
• Variables in pathnames
Angle brackets for parameter values (variables) supplied by user.
Square brackets for optional values.
Vertical bar symbol for alternate selections. The bar means or.
Ellipsis for nonessential information omitted from the example.
Where to get helpEMC support, product, and licensing information can be obtained as
follows:
Product information — For documentation, release notes, software
updates, or for information about EMC products, licensing, and
service, go to the EMC Powerlink
®
website (registration required) at:
16
http://Powerlink.EMC.com
Technical support — For technical support, go to EMC WebSupport
on Powerlink. To open a case on EMC WebSupport, you must be a
WebSupport customer. Information about your site configuration and
the circumstances under which the problem occurred is required.
Your comments
our suggestions will help us continue to improve the accuracy,
organization, and overall quality of the user publications. Please send
your opinion of this guide to:
techpub_comments@EMC.com
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
Preface
Supported Internet
Browsers
The Internet browser software is not supplied with the DL3D
1500/3000 appliance; you must obtain and install it independently.
The DL3D 1500/3000 appliance supports the following Internet
browsers:
Windows
◆Internet Explorer (IE) 6.02 or later
◆Firefox 1.5 or later
◆JRE 1.4.2 or later
Linux
◆Firefox 1.5 or later
◆JRE 1.4.2 or later
Solaris
◆Firefox 1.5 or later
◆JRE 1.4.2 or later
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
17
Preface
18
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
1
About the
DL3D 1500/3000
This chapter describes the DL3D 1500 and DL3D 3000 appliances and
their components. It also describes the procedures to power up and
power down the appliance. The chapter discusses the following
topics:
◆ Introduction to the DL3D 1500/3000 .............................................. 20
◆ Data reduction.................................................................................... 21
◆ Powering up the appliance............................................................... 25
◆ Powering down the appliance ......................................................... 26
About the DL3D 1500/3000
19
About the DL3D 1500/3000
Introduction to the DL3D 1500/3000
The DL3D 1500 and DL3D 3000 appliances are enterprise disk backup
solutions that integrate data de-duplication and replication
technology to provide backup and disaster recovery (DR) protection
across distributed corporate environments. The Data de-duplication
refers to the elimination of redundant data. The DL3D 1500 and
DL3D 3000 disk-based backup appliances use data de-duplication
technology to increase disk capacities by 10 to 50 times, and make
wide area network (WAN) replication a practical, cost-effective part
of disaster recovery planning. Scalable to 148 TB of raw capacity, the
DL3D appliance is designed for larger sites and corporate data
centers.
Major features of the DL3D 1500 and DL3D 3000 include:
◆Up to 148 TB of raw capacity
◆Data de-duplication and multi-site remote replication
◆High performance for enterprise scale protection
Advanced data de-duplication increases disk retention for backup data
The DL3D 1500/3000 appliance leverages data de-duplication
technology to increase the role that disks can play in the protection of
critical data. With the DL3D appliance, you can retain 10 to 50 times
more backup data on fast recovery disks than with conventional
storage systems.
Remote replication of backup data provides automated disaster recovery
protection
With the DL3D 1500/3000, you can transmit de-duplicated backup
data from single or multiple remote sites to a central, secure location
to reduce or eliminate media handling. DL3D replication is
asynchronous, automated, and operates as a background process.
Enterprise features provide secure, centralized repository
With up to 148 TB of native capacity and 8 TB/hour of ingest
performance, the DL3D appliance has active-active architecture to
eliminate single points of failure. In addition, policy-based
20
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
Data reduction
Data de-duplication
About the DL3D 1500/3000
de-duplication lets you select either scheduled or immediate
techniques. Data storage is available in both virtual tape library
(VTL) and network attached storage (NAS) formats.
Data reduction is the process of reducing the amount of storage
capacity required to store data. The DL3D 1500/3000 appliances
provide two techniques to optimize the storage space required on
your system:
◆Data de-duplication
◆Hardware compression
The DL3D 1500/3000 appliance can reduce the amount of storage
capacity required by using data de-duplication. The DL3D series disk
backup and replication systems use data de-duplication technology
to increase the role that disks can play in data protection. This
advantage lets IT departments cost-effectively retain months of
backup data on disk for faster, more reliable restores and more data
recovery points. The DL3D 1500/3000 supports immediate and
scheduled de-duplication policies (as well as no de-duplication) on
individual shares or VTLs.
◆Immediate de-duplication - As the DL3D appliance ingests the
backup data, the DL3D writes the data to disk in its native format.
The de-duplication process is initiated when the first 256 MB of
data is received and continues during data ingest.
◆Scheduled de-duplication - This policy allows you to specify a
time window during which de-duplication will not occur.
Typically, this time window is the backup window. It allows the
backup to be ingested at maximum rates for time critical backup
windows. De-duplication begins on the data (already present in
native format on disk) as soon as the schedule window expires.
The de-duplication process divides the backup data into variable
length blocks and creates a signature for each block. For each
signature, the de-duplication process determines if any other
identical signature already exists, and if not, it compresses the unique
block and writes it to its data pool. If it finds any matches to these
signatures, it replaces that redundant block with a pointer to the
Data reduction
21
About the DL3D 1500/3000
Hardware compression
unique block so that only one copy of that data block will exist on
disk. This description (signatures and pointers) of the de-duplicated
data is referred to as the metadata index and is stored separately from
the backup data on a RAID 6 LUN on the disk array in the DL3D 3000
and on a RAID1 LUN in the DL3D 1500. A metadata index is stored
for all data de-duplicated within the DL3D.
As additional backup data is written to the DL3D, its data is also
broken down into variable length blocks whose signatures are
compared against those for existing unique blocks. Only new unique
blocks are stored along with pointers to existing unique blocks in the
appropriate sequence that can be used to reconstitute the data. The
sections “Configuring and Managing Disk Backup” on page 95 and
“Configuring and Managing Virtual Tape Libraries” on page 55
contain more information on enabling data de-duplication.
The DL3D 1500 and DL3D 3000 appliances are configured with
hardware-based compression cards. These compression cards
installed in your system allow unique data that has been through the
de-duplication process to be further compressed at a ratio of 2:1. This
enables you to maximize the storage capacity of your system as well
as increase overall backup performance.
22
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
Remote replication
About the DL3D 1500/3000
Most backup occurs on local devices, making it difficult to deploy
disk backup when you require disaster recovery protection. DL3D
series solutions combine data de-duplication with replication to
decrease the bandwidth required to move backup data over networks
and between sites. This solution makes it practical and cost-effective
for you to replicate backup data over WANs for secure,
network-based disaster recovery protection, and it lets you combine
rapid, local restores with sound disaster recovery protection. With
DL3D series replication, you transmit only unique data from up to 10
sites to a central location using any DL3D model.DL3D series
replication is an asynchronous, automated background process that
includes the option of AES-128 encryption of data in transit. This
model for protecting the distributed enterprise lets you combine disk,
replication, and tape for an optimal combination of performance,
simplicity, and security.
Remote replication
23
About the DL3D 1500/3000
Hardware components
DL3D 1500 components
This section describes the hardware components of DL3D 1500 and
DL3D 3000.
The DL3D 1500 rack includes the following base hardware
components:
◆One Intel-based 2U appliance engine (server) that contains the
following:
• Four PCI-E slots and one PCI-X slot
• One compression card
• One quad port 4 Gb Fibre Channel (FC) adapter (HBA)
• One dual port GbE network interface card (NIC)
◆One EMC CX3-10 storage system that contains the following:
• Two 4 Gb/s Fibre Channel connections from the DL3D server
to each back-end storage processor (SP A and SP B)
• One or more shelves of SATA (serial advanced technology
attachment) drives.
DL3D 3000 components
24
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
The DL3D 3000 rack includes the following base hardware
components:
◆One Intel-based 2U appliance engine (server) that contains the
following:
• Four PCI-E slots and one PCI-X slot
• Two compression cards
• Two quad port 4 Gb Fibre Channel (FC) adapters (HBA)
• One quad port GbE network interface card (NIC)
◆One EMC CX3-40F storage system that contains the following:
• Two 4 Gb/s Fibre Channel connections from the DL3D server
to each back-end storage processor (SP A and SP B)
• One or more shelves of serial advanced technology
attachment (SATA) drives.
Powering up the appliance
This section lists the steps required to power up the storage system
and the server.
Powering up the storage system
Verify the following:
❑ The two power cords for the storage processor enclosure 2 (SPE2)
power supplies are plugged into the standby power supplies
(SPS) and the power cord retention bails are in place.
❑ Power cords for the first disk array enclosure (DAE3P) {enclosure
address 0 (EA 0), bus 0} are plugged into the SPSs and the power
cord retention bails are in place.
❑ The power cords for the SPSs and any other DAE3Ps are plugged
into the cabinet’s power strips.
❑ Any other devices in the cabinet are correctly installed and ready
for powerup.
About the DL3D 1500/3000
❑ Make sure the power switch on each SPS is turned on.
Powering up the DL3D server
Press the power button on the DL3D server. Wait for the DL3D server
to power up.
Powering up the appliance
25
About the DL3D 1500/3000
!
Powering down the appliance
This section lists the steps required to power down the storage
system and the server. You must power down the server before you
power down the storage system.
Powering down the DL3D server
To shut down the DL3D:
1. Access the Utilities page. See Accessing utilities.
2. Click Node Management.
3. On the Node Management page, click Shutdown.
4. Click Apply.
The DL3D server gracefully stops all running services and shuts
down.
Powering down the storage system
26
To power down the storage system:
1. Stop all I/O activity to the SPE. Stopping the I/O allows the
storage processor (SP) to destage cache data, and may take some
time. The length of time depends on the size of the cache, the
amount of data in the cache, the type of data in the cache, and the
target location on the disks, but it is typically less than one
minute. We recommend that you wait five minutes before
proceeding.
2. After five minutes, use the power switch on each SPS to turn off
power. This disconnects power to the SPE and the first DAE (EA
0, bus 0). You do not need to turn off power to the other connected
DAEs.
CAUTION
Unless there is an emergency, never turn off the power to the rack,
such as the cabinet door switches, or unplug any of the AC cables
going to the SPE to disconnect power.
The storage system powers down within two minutes.
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
2
DL3D 1500 and DL3D 3000
Remote Management
The DL3D 1500 and DL3D 3000 appliances use a web-based interface,
which lets you configure and manage the system from a remote
workstation on the same network. The DL3D 1500 and DL3D 3000
appliances are managed through web pages (accessible using Internet
browser software installed on the host computer).
◆ DL3D 1500 and DL3D 3000 web pages........................................... 28
DL3D 1500 and DL3D 3000 Remote Management
27
DL3D 1500 and DL3D 3000 Remote Management
DL3D 1500 and DL3D 3000 web pages
Supported browser software
The Internet browser software is not supplied with the DL3D 1500
and DL3D 3000 appliances; you must obtain and install it
independently. The DL3D 1500 and DL3D 3000 appliances support
the following Internet browsers:
◆Windows
• IE 6.02 or later
•IE 7.0
• Firefox 1.5 or later
• JRE 1.4.2 or later
◆Linux
• Firefox 1.5 or later
• JRE 1.4.2 or later
◆Solaris
• Firefox 1.5 or later
• JRE 1.4.2 or later
Accessing DL3D 1500 and DL3D 3000 web pages
To access the DL3D 1500 and DL3D 3000 web pages:
1. On the host computer, open the Internet browser software.
2. In the Address field, type the IP address for the system.
The Log In page appears.
3. Select the login type and enter the appropriate password.
Login typeDefault passwordDescription
Monitor2JustLookin!The monitor user can view the
Administrator2TakeCare!The administrator user can
28
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
DL3D 1500 and D3D 3000
management pages, but cannot
change them.
both view and change the
management pages.
Contents
DL3D 1500 and DL3D 3000 Remote Management
4. Click Login.
The Home page appears.
The first page that is displayed after you log in to the DL3D 1500 and
DL3D 3000 web pages is the system Home page.
The Home page is divided into the following sections:
◆Contents
◆Status
◆Data reduced by
◆System details
◆Virtual tape libraries data services
◆NAS data services
◆System status information
This section provides a menu that links to the DL3D 1500/3000 web
pages. Click the menu item to view the corresponding page. This
section is also referred to as the Contents frame.
DL3D 1500 and DL3D 3000 web pages
29
DL3D 1500 and DL3D 3000 Remote Management
Status
This section displays the system status, hostname, IP address, and
provides storage capacity information.
◆Capacity: Total raw data capacity available in the storage system.
◆Free: Data capacity available for new data.
◆Used: Data capacity consumed by data waiting to be
de-duplicated, data that will not be de-duplicated, de-duplicated
data, and metadata.
Data reduced by
30
This section displays the current data reduction status. The
percentage reduced indicates the total amount of data reduction
achieved by both hardware compression and data de-duplication.
EMC DL3D 1500 and DL3D 3000 Administrator’s Guide
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