Before you use this information and the product it supports, read the information in the Safety and Environmental Notices
publication, EC M13648 PN 00MG879, and "Notices" sections of this publication.
Edition notices
This edition applies to IBM TS7650G Deduplication Gateway for ProtecTIER®and to all subsequent releases and
modifications until otherwise indicated in new editions.
Working with repositories in a replication grid .. 101
Adding a repository to a replication grid ... 101
Removing a repository from a grid ..... 102
Updating the replication IP address of a grid
member .............. 102
Working with replication groups in FSI..... 103
Creating a Replication Group for FSI.... 103
Adding a single node repository to a replication
group ............... 104
Modifying a Replication Group for FSI .... 105
Working with replication policies in FSI.... 106
Creating replication policies for FSI ..... 106
Modifying FSI replication policies..... 108
Deleting FSI replication policies ...... 110
Running a replication policy in FSI ..... 111
Disabling FSI replication policies ...... 112
Enabling FSI replication policies ...... 113
Creating a replication directory ...... 113
Deleting a replication directory ...... 114
Setting the weekly replication timeframe .... 115
Setting the centralized time frame...... 116
Setting the replication rate limit ....... 116
Limiting the network interface bandwidth .... 118
Restoring backup data from a policy replication
directory ............... 119
Taking ownership of a replication destination
directory .............. 120
Cloning an FSI replication directory ..... 120
Part 3. Performance optimization,
reporting and troubleshooting... 141
Chapter 15. Optimization...... 143
Changing the CRC setting ......... 143
Chapter 16. Reporting........ 145
Using SNMP traps........... 145
Using the ProtecTIER Manager Configuration
menu ................ 148
Accessing the Configuration menu ..... 149
Entering registration details....... 149
Configure SNMP Traps ......... 150
Generating a ProtecTIER service report ..... 154
Generating a service report using the ProtecTIER
Service menu ............. 156
Creating a long-term statistics report..... 158
Creating a performance analysis report ..... 161
Understanding the ProtecTIER Performance
Analysis .............. 162
Creating a system activities statistics report ... 163
Viewing machine reported product data (MRPD)165
Monitoring backup and deduplication activities165
Using the analyze_sessions utility..... 165
Chapter 17. Troubleshooting ..... 169
Common troubleshooting tasks ....... 169
Viewing the alerts and events log windows ... 172
Wizard error messages .......... 172
Checking and repairing errors........ 173
Running fsck online .......... 175
Running fsck ............ 176
ivIBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
Checking and repairing with ProtecTIER
Manager .............. 177
Part 4. System recovery
procedures............ 181
Chapter 18. ProtecTIER system
recovery procedures ........ 183
Preparing to reload a node ......... 183
Recovering the configuration of a replaced server188
Activating, analyzing and restoring ProtecTIER
Attention:This product may not be certified in your country for connection by
any means whatsoever to interfaces of public telecommunications networks.
Further certification may be required by law prior to making any such connection.
Contact an IBM representative or reseller if you have any questions.
xiiIBM TS7650G Deduplication Gateway for ProtecTIER
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: User's Guide for FSI Systems
About this document
This document provides information for using the IBM®TS7600 ProtecTIER
Deduplication Solutions, V3.4.1.
Who should read this document
This publication is intended for storage administrators, system programmers, and
performance capacity analysts.
Terminology
IBM offers two virtualization solutions:
TS7650
When used alone, this term signifies IBM's family of virtualization
solutions that operate on the ProtecTIER platform.
TS7650G or Gateway
These are terms for IBM's virtualization solution from the TS7650 family
that does not include a disk storage repository, allowing the customer to
choose from a variety of storage options. The TS7650G consists of the
following:
Server There are five types of server that have been used in the Gateway.
The following are the currently supported servers:
3958 DD6
®
This is a higher performance server available in March
2016. The enclosure, or chassis, has space for two controller
nodes in the rear, which accommodates a cluster
configuration in a 2u platform and eliminates the external
cluster connection kit. In the front, the 3958 DD6 contains
24 SAS drive slots (only 2 of which actually contain SAS
drives). The 3958 DD6 also includes edundant power
supplies in the rear of the unit.
3958 DD5
This server, which first shipped in May 2012, is based on
the IBM System xy7143 model. When used as a server in
the TS7650G, its machine type and model are 3958 DD5.
Use this machine type and model for service purposes.
3958 DD4
This server became available in December 2010 and is
based on the IBM System x3850 X5 Type 7145-PBR. When
used as a server in the TS7650G, its machine type and
model are 3958 DD4. Use this machine type and model for
service purposes.
System console
The system console is a TS3000 System Console (TSSC). This
document uses the terms system console and TSSC interchangeably.
The TSSC is not available (and does not work with) the 3958 DD6.
Under IBM best practices, the TS7650G also contains the following:
A process that transfers logical objects like cartridges from one ProtecTIER
repository to another. The replication function allows ProtecTIER
deployment to be distributed across sites. Each site has a single or
clustered ProtecTIER environment. Each ProtecTIER environment has at
least one ProtecTIER server. The ProtecTIER server that is a part of the
replication grid has one or two dedicated replication ports that are used for
replication. Replication ports are connected to the customer's WAN and are
configured on two subnets as default.
The customer must choose the disk controller for use with the
TS7650G. A list of compatible controllers is located at the IBM Tape
Systems Resource Library website in the TS7650/TS7650G ISV andinteroperability matrix document.
The customer must choose the disk expansion unit for use with the
TS7650G. A list of compatible expansion units is located at the IBM
Tape Systems Resource Library website in the TS7650/TS7650G ISVand interoperability matrix document.
IBM Tivoli Assist On-site (AOS) is a web-based tool that enables a
remote support representative in IBM to view or control the
management node desktop. More information is located at the
Tivoli AOS website.
replication grid
A set of repositories that share a common ID and can potentially transmit
and receive logical objects through replication. A replication grid defines a
set of ProtecTIER repositories and actions between them. It is configured
by using the ProtecTIER Replication Manager. The ProtecTIER Replication
Manager is a software component installed on a ProtecTIER server or a
dedicated host. The ProtecTIER Replication Manager should be able to
recognize all of the members of the entire network that it handles on both
replication subnets. The ProtecTIER Replication Manager manages the
configuration of multiple replication grids in an organization. An agent on
every node in each ProtecTIER server interacts with the server and
maintains a table of its grid members.
Note: Customers must license the Replication features on all ProtecTIER
systems participating in the replication grid whether the system is sending
or receiving data (or both).
replication grid ID
A number from 0 to 63 that identifies a replication grid within an
organization.
replication grid member
A repository that is a member in a replication grid.
replication pairs
Two repositories within a replication grid that replicate from one to
another.
replication policy
A policy made up of rules that define a set of objects (for example, VTL
cartridges) from a source repository to be replicated to a target repository.
xivIBM TS7650G Deduplication Gateway for ProtecTIER
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: User's Guide for FSI Systems
repository unique ID (RID)
A number that uniquely identifies the repository. The RID is created from
the replication grid ID and the repository internal ID in the grid.
replication timeframe
A scheduled period of time for replication to take place for all policies.
shelfA container of VTL cartridges within a ProtecTIER repository.
virtual tape library (VTL)
The ProtecTIER virtual tape library (VTL) service emulates traditional tape
libraries. By emulating tape libraries, ProtecTIER VTL allows you to switch
to disk backup without replacing your entire backup environment. Your
existing backup application can access virtual robots to move virtual
cartridges between virtual slots and drives. The backup application
perceives that the data is being stored on cartridges while ProtecTIER
actually stores data on a deduplicated disk repository.
visibility switching
The automated process that transfers the visibility of a VTL cartridge from
its master to its replica and vice versa. The visibility switching process is
triggered by moving a cartridge to the source library Import/Export (I/E)
slot. The cartridge will then disappear from the I/E slot and appear at the
destination library's I/E slot. To move the cartridge back to the source
library, the cartridge must be ejected to the shelf from the destination
library. The cartridge will then disappear from the destination library and
reappear at the source I/E slot.
ACL – Access Control List
A list of permissions attached to an object (file, directory, etc). An ACL
specifies which users are allowed to access an object and which operations
are allowed on the object.
AD – Windows Active Directory
Windows-based software that manages user and group authentication and
authorization between multiple servers.
Authentication
The process of presenting credentials (username/password) to a service
and having that service validate you.
Authorization
The process of granting access to resources on a server that is in the
network.
CIFS – Common Internet File System
The Microsoft file sharing protocol that supports remote mounts over
TCP/IP using the SAMBA server message block (SMB) protocol.
DNS – Domain name server
Used to lookup and translate host names and IP addresses.
FSI – File System Interface
This refers to the overall ProtecTIER File System Interface implementation.
When used in this document without any qualifiers it will refer to the
initial release supporting the CIFS interface.
Kerberos
A computer network authentication protocol that allows nodes
communicating over a non-secure network to prove their identity to one
another in a secure manner. When used in this document this term will
generally refer to the authentication protocol.
About this documentxv
NAS - Network attached storage
Storage that may be accessed over IP networks using a variety of different
protocols such as CIFS, NFS, and HTTP.
NFS - Networked File system
A file sharing protocol that supports remote mounts over TCP/IP.
Samba
An open source package that provides a CIFS interface on a Linux server.
When used in this document this term will generally refer to the CIFS
interface.
Stream
Once a connection has been established, the data flowing between a file
within the CIFS exported filesystem and a Windows (host) application is
referred to as a stream. Both a connection and a file can support multiple
streams according to the ProtecTIER FSI implementation.
User file system
Pertaining to the ProtecTIER file system created by the user and presented
as a CIFS share.
Getting information, help, and service
IBM provides several options for obtaining help, service, and information about
the TS7600 ProtecTIER Deduplication Solutions, V3.4.1.
If you need help, service, technical assistance, or want more information about IBM
products, a wide variety of IBM sources are available to assist you. Available
services, telephone numbers, and Web links are subject to change without notice.
Information
IBM maintains pages on the World Wide Web that contain information about its
products and services.
IBM maintains pages on the World Wide Web where you can get information
about IBM products and services and find the latest technical information. For
more information refer to Table 1.
Table 1. IBM Web sites for help, services, and information
DescriptionWeb address (URL)
IBM home pagehttp://www.ibm.com
Directory of worldwide contactshttp://www.ibm.com/planetwide
xviIBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
Table 1. IBM Web sites for help, services, and information (continued)
DescriptionWeb address (URL)
Support for IBM System Storage®and
TotalStorage products
http://www.ibm.com/support
The IBM Support Portal page displays. Do
the following:
1. In the Product Lookup field, begin
typing TS76. As you type, a list of
matching products drops down below
the input field.
2. Select your product from the drop down
list. The product you select appears
below the Search field in the Searchsupports and downloads section. Items
specific to the product you selected
appear in the five areas below the Search
field. You can search for specific
information, or select one of the links in
the Downloads, Product support
content, Tools and resources, Featured
links, or Common support links.
3. To view a list of available fixes for your
product, for example, click on →
Downloads (drivers, firmware, PTFs).
Alternatively, you can use the Browse for aproduct link.
1. Click Browse for a product.
2. Expand ► System Storage.
3. Expand ► Tape systems.
4. Expand ► Tape virtualization. The page
shows a list of products.
5. Select your product from the list. The
product you select appears below the
Search field in the Search supports anddownloads section.
Help and service
When you call for service, you must provide certain identifying information.
You can call 1 (800) IBM SERV (1-800-426-7378) for help and service if you are in
the U.S. or Canada. You must choose the software or hardware option when calling
for assistance.
Choose the software option if you are uncertain if the problem involves TS7650
software or TS7650 hardware. Choose the hardware option only if you are certain
the problem solely involves the TS7650 hardware.
When calling IBM for service regarding the TS7650, follow these guidelines for the
software and hardware options:
Software option
Identify the TS7650 as your product and supply your customer number as
proof of purchase. The customer number is a seven-digit numeric (0000000
About this documentxvii
Web sites
- 9999999) assigned by IBM when the PID is purchased. It is located on the
customer information worksheet or on the invoice from the software
purchase.
Note: If asked for an operating system, say "Storage".
Hardware option
Provide the serial number and appropriate four-digit Machine Type for the
hardware component that displays a problem (for example: 3958 DD4, 3958
DD5, or 3958).
Note: Cache modules and cache controllers are supported separately
within the TS7650G. If the problem is in the IBM attached storage
component, select the hardware option. Enter the appropriate Machine
Type and S/N (serial number) for the component. If the attached storage is
not IBM branded, contact the appropriate service provider for the
component.
The most up-to-date information about your product, including documentation
and the most recent downloads, can be found at the following Web sites:
v The translated publications for this product are included with the product. These
documents and product specification sheets are also available from the following
Web site:
www.ibm.com/storage/support/
v You can order publications through the IBM Publications Ordering System at the
following Web site:
www.elink.ibmlink.ibm.com/publications/servlet/pbi.wss/
v Access the IBM System Storage ProtecTIER TS7650 Customer Information Center
v For product firmware and software downloads, as well as associated driver
code, go to the following Web site:
xviiiIBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
www.ibm.com/storage/support/
v For accessibility information, go to the following Web site:
www.ibm.com/able/product_accessibility/index.html
v For the latest information about product recycling programs, go to the following
Web site:
www.ibm.com/ibm/environment/products/prp.shtml
Related IBM publications
The following documents provide information about the IBM System Storage
TS7600 with ProtecTIER gateway and appliance server(s) and recommended
additional hardware components.
TS7650G Server (x3958 DD4/DD5/DD6) publications
The following publications provide additional documentation about the TS7650G
Server:
v IBM System x3850 M2 (Type 7141, 7144), System x3950 M2 (Type 7141) User's
Guide
v IBM Safety Information
The server might have features that are not described in the documentation that
you received with the server. The documentation might be updated occasionally to
include information about those features, or technical updates might be available
to provide additional information that is not included in the server documentation.
These updates are available from the IBM Web site. Complete the following steps
to check for updated documentation and technical updates:
1. In a Web browser, navigate to http://www.ibm.com/support/publications/us/
library/.
2. Click Information Centers > Systems > xSeries>.
3. Click Product information > Servers > xSeries.
4. From the Product family list, select System x3850.
5. From the Type list, select System 7141.
6. Click Go.
7. On the Software and device drivers page, click the Documentation link.
8. On the Support for System x3850 page, click the link for the document you
want to view.
Integrated Management Module (IMM) publications
The following publications provide additional documentation about the IMM:
v Integrated Management Module User's Guide
How to send your comments
Your feedback is important to help us provide the highest quality information. If
you have any comments about this information or other documentation about the
IBM System Storage TS7650 ProtecTIER Deduplication Appliance or Gateway, you
can submit them in the following ways:
E-mail Send your comments electronically to starpubs@us.ibm.com. Be sure to
include the title, and if applicable, the location or navigation path of the
topic on which are you are commenting.
About this documentxix
MailDownload, complete, and return this Readers' Comment Form.
xxIBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
Part 1. Preparing to work with ProtecTIER
This section of the guide describes the steps for completing the ProtecTIER system
setup for new installations and upgrading ProtecTIER servers.
In addition, this part describes how to install and configure the ProtecTIER
Manager software and how to manage repositories.
The TS7600 ProtecTIER Deduplication Solutions, V3.4.1 are advanced disk-based
storage systems.
ProtecTIER is a disk-based data storage system. It uses data deduplication
technology to store data to disk arrays. The ProtecTIER VTL service emulates
traditional automated tape libraries.
Before you use ProtecTIER and this document, ensure that you complete the
planning, preparation, and installation tasks. These tasks are described in the IBMTS7650G ProtecTIER Deduplication Gateway Installation Roadmap Guide, GA32-0921
publication.
HyperFactor
This topic describes IBM data factoring technology, known as HyperFactor®.
ProtecTIER is the first virtual tape product to contain patented data deduplication
technology that IBM calls HyperFactor. This technology detects recurring data in
multiple backups. The common data is merged into a single instance store, saving
disk space needed to store multiple backups without sacrificing performance or the
availability of backups.
HyperFactor is a breakthrough on several fronts:
v It is scalable up to 1024 TB.
v The algorithm used to find the common data between backups does not affect
the backup performance of the virtual tape engine.
v Data integrity is not compromised, not even statistically.
v Merged data is stored in a format that preserves restore performance.
HyperFactor saves space by taking advantage of the fact that only a small
percentage of data actually changes from backup to backup. Incremental backups
include all files with modification dates that have changed since the last full or
incremental backup. Full backups store all the data, changed or not.
The amount of space saved depends on many factors, mostly of the backup
policies and retention periods and the variance of the data between them. The
more full backups retained on ProtecTIER, and the more intervening incremental
backups, the more overall space saved.
ProtecTIER Virtual Tape
The ProtecTIER Virtual Tape service acts like a traditional tape drive.
The ProtecTIER Virtual Tape (VT) service emulates traditional tape libraries.
Because ProtecTIER VT emulates tape libraries, you can switch to disk backup
without replacing your entire backup environment. Your existing backup
application can access virtual robots to move virtual cartridges between virtual
slots and drives. The backup application perceives that the data is being stored on
cartridges while ProtecTIER stores data on a deduplicated disk repository on the
storage fabric.
This topic provides an overview of the ProtecTIER File System Interface (FSI).
With FSI, ProtecTIER emulates a network attached storage (NAS) backup target
capable of using HyperFactor, as well as ProtecTIER Native Replication bandwidth
reduction techniques for storing and replicating deduplicated data. ProtecTIER FSI
enables backup servers running backup applications to connect over IP networks
to ProtecTIER, without the use of FC connectivity and allows customers to use
their existing tools and capabilities to integrate a ProtecTIER NAS-based backup
target into your environment.
ProtecTIER Manager
This topic provides an overview of the ProtecTIER Manager software.
The ProtecTIER Manager application can be installed on one or more workstations,
enabling you to monitor the status of nodes and clusters in your ProtecTIER
system along with the accompanying repositories and services. ProtecTIER
Manager is used to initially configure your ProtecTIER system and to change the
configuration.
Configuration
This topic provides an overview of ProtecTIER system configuration.
ProtecTIER systems can be set up with either one node or two nodes arranged in a
cluster. Each cluster operates independently, but you can manage them all from
ProtecTIER Manager.
Note: FSI only supports one node configurations, therefore cluster configurations
are only available in a VTL system set up.
Attention:To meet electromagnetic immunity requirements, shielded Ethernet
cables are required when attaching to a 1 GbE PCIe Ethernet adapter card.
4IBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
A one node system uses one server to transfer data from the backup server to the
Backup Servers
Disk Arrays
ts760432
Storage Fabric
Storage Fabric
ProtecTIER
Server (Node) 1
storage fabric, as illustrated in the following figure:
Figure 2. One node system
A two node system uses two servers in an active-active cluster and enables you to
build a more sophisticated system, as illustrated in the following figure:
Chapter 1. Introduction5
Backup Servers
Storage Fabric
ProtecTIER
Server (Node) 1
Disk Arrays
ts760433
ProtecTIER
Server (Node) 2
Storage Fabric
Cluster Internal
Network Switch 1
Cluster Internal
Network Switch 2
Figure 3. Two node system
Using a two node system provides the following benefits:
v Higher-Availability clustered configuration available to provide hardware
redundancy in the event of a node failure.
v Increased Performance if there are sufficient disk resources, the two servers can
share the backup load, and increase the performance of ProtecTIER.
The following diagram illustrates the details of the ProtecTIER cluster setup:
6IBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
ts761000
Backup
Server
ProtecTIER Manager
Workstation
Front-End
FC Port
Front-End
FC Port
Node 1Node 2
Eth 0
Eth 1
Eth 4
Eth 0
Eth 1
Eth 4
Bond 0Bond 0
Network
Interfaces
(NIC)
Network
Interfaces
(NIC)
Back-End
FC Port
Back-End
FC Port
Cluster Internal
Network
Disk
Array
Figure 4. Cluster setup
Each node connects through front-end Fibre Channel ports to the backup server,
and through back-end Fibre Channel ports to disk arrays. The network interface
cards enable the nodes to connect to each other and to the ProtecTIER Manager
workstation.
Native replication
Native replication lets you replicate between repositories connected to a wide area
network (WAN) with TCP/IP protocol.
Replication enables you to set rules (depending on your required replication needs)
for replicating data objects across ProtecTIER repositories. The ProtecTIER
repositories can be different in size as well as physical layout. Since ProtecTIER
deduplicates data before storing it, only the changes are transferred to the remote
site. You define the rules for replicating data objects in replication policies on a
repository.
A replication grid is a logical set of repositories that can replicate from one to the
other. The ProtecTIER Replication Manager is a server that remotely manages the
configuration of the grid (for example, grid creation or deletion, repository
membership in the grid, and so on). In most cases, the ProtecTIER Replication
Manager resides on one of the ProtecTIER nodes.
Chapter 1. Introduction7
Before defining replication policies, however, you must first create connections
between the repositories. To create connections, you define replication groups.
Depending on your environment, you create replication groups in either
"many-to-one" or "many-to-many" topologies.
In a "many-to-one" topology, you create replication groups in which source
repositories can receive local backups and replicate to a single destination. The
destination repository can then act as a Disaster Recovery site for any number of
the source repositories, and still allow local backups, as well as replication, from
the active source repositories.
In a "many-to-many" topology, you create replication groups where multiple
repositories can replicate to each other. You can define a many-to-many replication
group where each repository assumes the responsibility of a destination repository
and can receive local backups, replicate data to remote repositories, and receive
replicated data from remote repositories.
8IBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
Chapter 2. Completing the ProtecTIER system setup for new
installations
This chapter details the prerequisites for completing the ProtecTIER system setup
for new installations. Configuring the node is described in the IBM TS7650GProtecTIER Deduplication Gateway Installation Roadmap Guide, GA32-0921.
If you are upgrading the ProtecTIER system, refer to the IBM TS7650 ProtecTIERSoftware Upgrade Guide, SC27-3643.
Use the ProtecTIER Service menu to complete the ProtecTIER configuration process
that was started in manufacturing. If you are working on a TS7650G, some or all of
these configurations may have already been done during the node configuration.
Note: Throughout this chapter the terms server and node are used
interchangeably, depending upon the task being performed.
Accessing the ProtecTIER Service menu
Complete this task to access the ProtecTIER Service menu.
Procedure
1. If you are in a single node configuration, connect the USB keyboard and
graphics-capable monitor to the server.
2. Verify that the server is running:
3. At the localhost Login prompt, type ptconfig and press Enter.
4. At the Password prompt, type ptconfig and press Enter.
The ProtecTIER Service Menu opens:
---------------------------------------------------------------------ProtecTIER Service Menu running on rasddx
4. Select the option Configure ProtecTIER's IP interfaces to configure external.
Type the corresponding number and press Enter.
If asked if you would like to stop the vtfd service, type yes and press Enter.
The following status message displays as the system initiates shutdown:
Stopping VTFD [/]
The shutdown process may take a few minutes to complete.
When shutdown completes, the following status message appears:
Stopping RAS [ Done ]
Stopping VTFD [ Done ]
10IBM TS7650G Deduplication Gateway for ProtecTIER
®
: User's Guide for FSI Systems
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