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Avid Unity MediaNet Management Guide • Part 0130-04884-01 Rev. A • July 2001
Contents
Using This Guide
Who Should Use This Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xi
Congratulations on your purchase of Avid Unity™ MediaNet Release
2.0, a high-performance distributed file system that provides
high-capacity shared media storage for a workgroup of connected
®
systems.
Av id
Who Should Use This Guide
This reference guide is intended for MediaNet system administrators
responsible for the setup and day-to-day management of a MediaNet
workgroup. You should already have a basic understanding of how to
use and manage Windows NT
®
Server systems.
n
Before you read this guide, you should already be familiar with the basic
MediaNet concepts described in the Avid Unity MediaNet System Overview.
About This Guide
This guide is intended to provide a task-oriented guide to
configuration, management, and basic troubleshooting of your
MediaNet workgroup.
xii
The Contents lists all topics included in the book which are presented
with the following overall structure:
•Chapter 1 provides an overview of the MediaNet configuration
process.
•Chapters 2 through 4 introduce the Setup Manager and describe
how to use it to configure your MediaNet workgroup parameters
and configure your drive hardware as a drive set.
•Chapters 5 through 9 introduce the Administration Tool and
describe how you use it to perform initial workspace
configuration and day-to-day management tasks.
•The Appendices describe how to manage drive problems and the
MediaNet advanced support tools.
Symbols and Conventions
Using This Guide
n
c
The MediaNet documentation uses the following special symbols and
conventions:
1. Numbered lists, when order is important.
a.Alphabetical lists, when the order of secondary items is
important.
•Bulleted lists, when the order of the items is unimportant.
-Indented dashed lists, when the order of subtopics is
unimportant.
tOne arrow in a list indicates a single-step procedure. Multiple
arrows in a list indicate that you perform one of the actions listed.
A note provides important related information, reminders, recommendations,
and strong suggestions.
A caution means that a specific action you take could cause harm to
your computer or cause you to lose data.
If You Need Help
If you are having trouble using MediaNet, you should:
1. Retry the action, carefully following the instructions given for that
task in your MediaNet documentation.
2. Check the documentation that came with your hardware for
maintenance or hardware-related issues.
3. Check the Customer Service and News and Publications sections
of the Avid Web site at http://www.avid.com for the latest FAQs,
Tips & Techniques, Film + Television Update, and other Avid
online offerings.
4. Check the Avid Bulletin Board, “Avid Online,” for information on
product and user conferences. If you do not find the solution to
your problem, you can exchange information with other Avid
customers and Avid Customer Support representatives.
5. Contact your local Avid Reseller; in North America, you may
contact Avid Customer Support at 800-800-AVID (2843).
xiii
n
For general information, call your local Avid Reseller; in North America, call
the Avid Customer Relations Desk at 800-894-5654.
Related Information
The following documents provide more information about your
MediaNet workgroup:
•Avid Unity MediaNet System Overview
You should be familiar with the basic MediaNet concepts
described in the Avid Unity MediaNet System Overview before
proceeding with this guide.
•Avid Unity MediaNet for Windows Clients Quick Start Card
•Avid Unity MediaNet for Macintosh Clients Quick Start Card
xiv
•Avid Unity MediaNet Site Preparation Guide
•Avid Unity MediaNet Setup Guide
•Avid Unity MediaNet Release Notes
•Avid Products Collaboration Guide
The most recent update of the Avid Products Collaboration Guide is
available in the Documentation section of the Avid Customer
Service Knowledge Center. To access the Avid Customer Service
Knowledge Center, click the Avid Customer Service link at
www.avid.com and select Knowledge Center.
MediaNet also provides Help systems that provide complete
information about using the Setup Manager, the Administration Tool,
and the Monitor Tool.
If You Have Documentation Comments
Avid Technology continuously seeks to improve its documentation.
We value your comments about this manual or other Avid-supplied
documentation.
Simply e-mail your documentation comments to Avid Technology at
TechPubs@avid.com
Please include the title of the document, its part number, revision, and
the specific section you’re commenting on in all correspondence.
How to Order Documentation
To order additional copies of this documentation from within the
United States, call Avid Telesales at 800-949-AVID (2843). If you are
placing an order from outside the United States, contact your local
Avid representative.
Using This Guide
CHAPTER 1
MediaNet Management
Overview
The MediaNet workgroup allows you to centrally manage very large
amounts of storage that multiple MediaNet clients can access to share
video, audio, and effects media in an intuitive, collaborative
workgroup.
This chapter provides an overview of the tasks that you will need to
perform, the factors you should consider when configuring MediaNet,
and the tools you will use to manage your workgroup.
Topics in this chapter include:
•Management Tasks
•Configuring Your Workgroup
•Management Tools
1-2
Management Tasks
As a MediaNet administrator, you are responsible for:
•Initial setup and configuration of the workgroup — You m ust
configure the drive set, one or more allocation groups,
workspaces, and user accounts before MediaNet can be used.
•Day-to-day administration— You will probably need to
frequently reconfigure MediaNet (for example, by creating,
deleting, or resizing workspaces; by creating and deleting user
accounts; and by changing access privileges) to accommodate new
users and evolving projects.
MediaNet also provides comprehensive monitoring functionality
that allows you to check total MediaNet activity as well as that of
each connected client.
•Troubleshooting — When problems occur with the storage
hardware, the File Manager, or a client, you will need to try and
diagnose the problem and, if possible, fix it. MediaNet provides
easy-to-understand error messages that inform you of problems in
your MediaNet workgroup as well as tools that help you diagnose
and fix problems.
Configuring Your Workgroup
Ensuring that the MediaNet workgroup is always configured to
optimize workflow in what can be a rapidly changing working
environment is the primary responsibility of a MediaNet
administrator.
This section provides information that will enable you to make the
appropriate decisions to efficiently perform this task.
MediaNet Management Overview
Overall Considerations
The following strategic considerations will determine your priorities
when making configuration decisions and trade-offs (possibly
impacting more than one aspect of your configuration):
•What is your site type?
In-house and rental editing suites will probably require very
different administration requirements, particularly in terms of
workspace access restrictions and how often you need to
reconfigure workspaces and users.
•Does your workgroup include dual-stream uncompressed
clients?
If so, you will need to set up special hardware and allocation
group configurations.
•How large is your drive set and does it include more than one
drive type?
1-3
If your drive set is very large, or has different drive types, you will
probably need to assign your data drives to more than one
allocation group.
•Will your client users be working on individual projects with
their own media or will they be collaborating on team projects
that use the same source media?
These factors affect how you should allocate workspaces and user
accounts.
•Is security or ease of access more important at your site?
Individual password user accounts combined with tightly
controlled workspace access privileges provide the most security
at the cost of restricting user flexibility.
The following sections provide a high-level overview of the
configuration implications of your answers to these questions.
Configuring Your Workgroup
1-4
Setting Up and Managing Your Drive Hardware
Setting up your hardware to create a drive set is very straightforward
and should only need to be done during the initial setup of your
MediaNet installation, unless you want to add or remove drives later.
The most important decision you must make is how many spare data
drives to allocate so that they can be rapidly swapped in for faulty
data drives. Avid recommends that you allocate at least one spare
drive for each drive size in your drive set.
For more information, see Chapter 4.
Assigning Drives to Allocation Groups
MediaNet requires you to assign the data drives in your drive set that
you want to be available as storage to one or more allocation groups.
Because MediaNet handles the drives in each allocation group as a
separate unit, creating multiple allocation groups allows you to:
•Support dual-stream uncompressed clients (also requires a special
hardware configuration).
•Break up very large drive sets into smaller units that reduce the
scope of data loss in the event of a drive failure in an unprotected
environment (see “Data Protection” on page 1-5).
•Efficiently accommodate drives of different speeds and sizes.
For more information about creating and managing allocation groups,
see Chapter 6.
Creating and Sizing Workspaces
Because workspaces are virtual rather than physical partitions, they
are very easy to create, resize dynamically, and delete to accommodate
your workgroup’s needs. This flexibility allows you to tailor your
MediaNet Management Overview
1-5
workspace allocation to accurately meet the current needs of your
workgroup. You can reconfigure your workspaces later to
accommodate future projects or users because it is not inconvenient or
time consuming.
First, you must consider how you want to allocate workspaces. For
example, do you want to allocate them to accommodate projects,
teams, individual users, or a combination of one or more of these?
Once you have determined how you plan to allocate workspaces,
you’ll need to determine how much storage each workspace will
require (a function of media duration and, for video, resolution) and
allocate space accordingly.
n
Data Protection
When sizing workspaces in a multiple workspace configuration, you should
consider reserving some space rather than assigning all of it immediately.
Once space is allocated, it tends to be filled quickly and you might need space
later to accommodate a new project or user or to extend or protect an existing
workspace. In these situations, it tends to be much easier to use space held in
reserve than to take it away from an existing workspace.
When allocating and sizing workspaces, you should also consider
whether access restrictions are required and whether protection for
data integrity is necessary for each workspace. For more information,
see “Data Protection” on page 1-5.
For more information about allocating and sizing workspaces, see
Chapter 7.
Protection is a technique that offers high levels of data integrity by
ensuring that two copies of media data are written onto different
physical drives to avoid data loss in the event of drive failure. This
allows workspaces that are protected to be repaired very quickly with
no data loss upon drive failure.
Configuring Your Workgroup
1-6
The disadvantage is that protected workspaces use twice as much
space as an unprotected workspace. However, because of the data
protection and recovery speed that protection offers, Avid
recommends that you always protect your workspaces. New
workspaces are therefore protected by default unless you specify
otherwise in your preferences.
For more information, see Chapter 7.
Access Control (Users and Access Privileges)
User accounts control access to MediaNet and its workspaces. Access
privileges associated with the user account determine whether a client
user can mount a given workspace and, if so, whether the user has full
access (read/write) or read-only access to it.
To determine how you want to set up user accounts and access
privileges for your workgroup, you first need to weigh the importance
of access control against user inconvenience and administration effort
(particularly in a workgroup where users and projects frequently
change).
Once you have decided the importance of security, you can decide
upon an access control strategy that best meets your needs.
Example strategies include:
•Create a user account for each user.
•Create a user account with appropriate access privileges for each
MediaNet Management Overview
This strategy offers optimum security, allowing each user access to
the appropriate workspaces regardless of the MediaNet client at
which they are working.
project (multiple users can use the same account simultaneously).
This strategy offers moderate security and convenience, giving users
working on each project appropriate access and requiring far less
administrative effort than individual user accounts.
1-7
•Create a user account with appropriate access privileges for each
client.
This strategy offers moderate security and convenience, provided that
users work at clients that provide access to the workspaces they
need to use.
n
Passwords are optional. If you want to provide users with access to only
appropriate workspaces but security is not an issue (that is, you trust users
not to use other user’s accounts), you can use any of the previously described
strategies without assigning passwords for user accounts.
For more information, see Chapter 8.
Management Tools
MediaNet provides several tools that you will use to configure and
perform day-to-day management of your MediaNet workgroup:
•Setup Manager
•Administration Tool
•Monitor Tool
The following sections give an overview of each of these tools.
Setup Manager
You use the Setup Manager to perform storage hardware management
tasks, including:
•Creating and managing a drive set
•Specifying drives as data drives or spare drives
•Starting and stopping the File Manager service to perform system
maintenance
Management Tools
1-8
•Adding drives to and removing drives from the drive set
•Performing drive maintenance and error recovery operations
Help button
Figure 1-1Setup Manager
The Setup Manager runs only from the File Manager. For a detailed
overview of the Setup Manager, see Chapter 2.
Administration Tool
The Administration Tool is the primary tool for initial setup and
day-to-day administration of allocation groups, workspaces, and
users. It also allows you to monitor storage activity. Using the
Administration Tool, you can:
•View, create, rename, and delete allocation groups
•Add drives to allocation groups
MediaNet Management Overview
•View, create, rename, resize, protect, and delete workspaces
•View, create, edit, and delete user accounts (with optional
passwords) and assign user access privileges
•Monitor system usage, including total system bandwidth use,
how many MediaNet clients are active, and how much bandwidth
each client is consuming
•View a list of error, warning, and informational messages
1-9
Monitor Tool
Figure 1-2Administration Tool
You can run the Administration Tool from the File Manager or from
any MediaNet client, in which case it communicates with the File
Manager through the Fibre Channel network.For a detailed overview
of the Administration Tool, see Chapter 5.
The Monitor Tool provides low-level performance-monitoring
functions. Using the Monitor Tool, you can view:
Management Tools
1-10
•The current status of each drive, including name, number,
available storage, percentage of storage used, and the number of
affected files, if any
•A list of the workspaces that exist on the MediaNet workgroup
•The status of communications between the File Manager and the
MediaNet clients
•Information on the metadata maintained by the File Manager
•File Manager memory usage
•Counts and service times for MediaNet client requests
You can also use the Monitor Tool to start and stop the File Manager
service and to set some advanced MediaNet features, such as clearing
the administrator’s password.
To start the Monitor Tool:
tFrom the File Manager console, click the Start button, point to
Programs, point to AvidUnity, and then click Server Monitor.
The Monitor Tool opens, displaying File Manager Status information
and controls.
MediaNet Management Overview
Figure 1-3Monitor Tool
1-11
For more information about the Monitor Tool, see the tool’s Help
system. To access the Help system, click the Help button.
Management Tools
1-12
MediaNet Management Overview
CHAPTER 2
The Setup Manager
This chapter introduces the Setup Manager and describes its basic
operations.
To find out how to use the Setup Manager to set general and File
Manager failover parameters, see Chapter 3. For detailed descriptions
of how to use the Setup Manager to manage and troubleshoot your
drive hardware, see Chapter 4 and Appendix A.
This chapter discusses:
•Setup Manager Overview
•Starting the Setup Manager
•Using the Setup Manager in a Failover Configuration
•Starting and Stopping the File Manager Service
2-2
Setup Manager Overview
You use the Setup Manager to set general and File Manager failover
parameters, to configure and manage your drive set, and to start and
stop the File Manager service. You also use the Setup Manager to add
drives and to perform drive maintenance and error recovery
operations.
This section provides an overview of the Setup Manager and the
operations that you can perform from it.
Drive group list (Click an entry to select a
group to display in the drive list.)
Information area
Figure 2-1Setup Manager Example Display
Menu bar
Drive list
The Setup Manager
The Setup Manager divides all drives present in the MediaNet
workgroup into one of three groups, reflecting their current usage
allocations and state. The three drive groups are:
Drive GroupDescription
Data Drive SetShows active data drives and spare drives in the drive set.
2-3
Other
FibreChannel
Drives
Raw DrivesShows raw drives that have been marked for use by the
Shows drives that have not been appropriately initialized
for use in the MediaNet workgroup (for example, drives
that were previously part of a MediaShare™ F/C
installation). These drives may be used for other purposes in
your environment.
MediaNet workgroup but that have not been allocated for a
specific purpose. Raw drives cannot be used until allocated.
You select the drive group that you want to view by clicking its entry
in the drive group list. All the drives in that group then appear in the
drive list, which displays the name, size, status, unit number, and
other technical information about each drive. You might need to scroll
right to see all the information. The drive list supports multiple
selections by using standard Windows NT modifiers (Shift+click to
select a list of consecutive entries, Ctrl+click to add individual entries).
You access all Setup Manager functions from the various menus in the
menu bar.
The information area provides information about the drive set and the
status of the File Manager.
To access a comprehensive Help system that provides step-by-step
procedures and reference information for all features of the Setup
Manager, click the Help button (Question Mark icon) or choose Help
Topics from the Help menu.
2-4
Starting the Setup Manager
To start the Setup Manager:
tFrom the File Manager desktop, click the Start button, point to
Programs, point to Avid Unity MediaNet, and click Setup
Manager.
n
n
Until you initialize the email error notification service (see “Setting Up
Email Error Notification” on page 3-9), the Setup Manager will display the
Email Configuration dialog box asking you whether you want to do so each
time it starts. Click OK to stop the dialog box from appearing again.
Until you configure your drive set, the Setup Manager information area will
contain a message warning you that it is not connected to the File Manager or
that the File Manager is not running. This is normal; the File Manager does
not come online until you create a drive set.
Using the Setup Manager in a Failover
Configuration
If your MediaNet workgroup has a failover configuration with
redundant File Managers, one File Manager assumes the active role
and the other the passive role when the cluster comes up.
Failover Configuration Guidelines
The Setup Manager
In failover configurations, you should always:
•Stop the passive File Manager before performing any hardware
management tasks that involve stopping the File Manager service
(such as adding drives to the drive set or when performing a
software upgrade).
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