Protecting exchange servers with dpm 2010 son vu

Protecting Exchange Servers with DPM 2010

Vu Nguyen Cao SonEPG Technical [email protected] www.CaoSonBlog.com

mailto:[email protected]

http://www.caosonblog.com/

Agenda

Fast overview of DPM 2010How does data protection REALLY workExchangeQuestions and Answers

Data Protection Manager

Online Snapshots (up to 512)

Disk-based Recovery

Active Directory®

System State

Up to Every 15 minutes

Tape-based Backup

Disaster Recoverywith offsite replication & tape


file services


Online Snapshots (up to 512)

Disk-based Recovery

Active Directory®

System State


Tape-based Backup

file services

MirroredData Center

Data CenterData available for recovery

Iron Mountain Data Center

www.microsoft.com/DPM/cloud

DPM 2010 – Windows PlatformsWindows Server® 2008 R2Windows Server® 2008Windows Storage Server 2008

Windows Server® 2003 R2Windows Server® 2003 Service Pack 1+

Windows Storage Server 2003 R2Windows Unified Data Storage Server

Windows® 7Windows Vista® Business or higherWindows® XP Professional Service Pack 2+

DPM 2010 – Application PlatformsMicrosoft® SQL Server™ 2008Microsoft® SQL Server™ 2005Microsoft® SQL Server™ 2000 Service Pack 4+

SAP® running on Microsoft SQL Server

Microsoft® Exchange Server 2010 – including DAG

Microsoft® Exchange Server 2007 – including LCR, CCR, and SCR

Microsoft® Exchange Server 2003 Service Pack 2+

Microsoft® Office SharePoint® Server 2010 Microsoft® Office SharePoint® Server 2007 Microsoft® Office SharePoint® Portal Server 2003

Windows® SharePoint® Foundation Services 4.0 Windows® SharePoint® Services version 3.0 Windows® SharePoint® Services version 2.0

Microsoft® Dynamics® AX 2009

Windows® Essential Business Server 2008Windows® Small Business Server 2008

Enterprise DPML – “Application Agent” – per protected server

Unified support of Microsoft applications SQL, Exchange, SharePoint, & Virtualization – and files Protect DPM 2 DPM 4 DR – disaster recoveryBare Metal Recovery

Standard DPML = “File agent” per protected Windows Server

No additional “Open File” or add-on modules

file shares and directories

Client DPML“Desktop agent” XP Pro & Vista business


DPM 2010with integrated Disk & Tape

Windows Server 2008 or 2008 R2 x64

DPM Server

Active Directory®

System State

Pricing guidance posted on microsoft.com/DPM

file shares and directories

DPM 2010 – Express FullUsing the native application VSS writer

How DPM Protects Data

DPM Identifies Blocks That Compose Files

E:\ + ContentDB1.mdf + ContentDB1.ldf

F:\ + ContentDB2.mdf + ContentDB2.ldf

DPM filter creates a volume map to monitor which disk blocks contain portions of the files to be protected

DPM Filter – Volume Map

Start of Synchronization Window

Time = 10:00


VOLUME (actual disk blocks)

1 2 3 4

Time = 10:01

File Write

Changed blocks noted

7

1 2 3 4

5

6

8 9

Time = 10:06

File Write

11 7

1 2 3 4

12

5

6

15

8 9

10 13 14

Time = 10:18

File Write

11 7

1 16 17 18 19 4

12

5

6

15

8 9

10 13 14

Time = 10:26

File Write

Time = 10:30 (At least weekly… usually daily … up to every 30 minutes)

1. VSS Snapshot taken on production volume to ensure consistent data



VOLUME (actual disk blocks) DPM Synchronization

11 7

1 16 17 18 19 4

12

5

6

15

8 9

10 13 14

Time = 10:30:01


2. Cache of changed blocks is sent to DPM server

Block Order 111215101314 75689 14 16171819



VOLUME (actual disk blocks) DPM Synchronization


2. Cache of changed blocks is sent to DPM server

Block Order

Time = 10:30:02

Transmit changed blocks from 10:00-10:30 to DPM server Data integrity preserved, since volume snapped

1912151617 210111314 38 4567

1 2

3 4 5 6 7 8

9

10

11

12

13 14

15 16 17


2. Cache of changed blocks is sent to DPM server, while live disk continues.

1 2

3 4 5 6 7 8

9

10 18 19 20

11

21 12

13 22 14

15 16 17

Time = 10:30:03

And File IO continues

And the Process Continues…

Time = 10:30:04


VOLUME (actual disk blocks)


2. Cache of changed blocks is sent to DPM server, while live disk continues.

3. Frozen blocks from snapshot are released

18 19 20

21

22

And File IO continues

1 2

3 4 5 6 7 8

9

10 18 19 20

11

21 12

13 22 14

15 16 17

Transactional Log backups

How DPM protects data

DPM ReplicaProduction Server

Database

0:00

Efficient Protection Beyond De-duplicationBaseline initial mirror

Baseline Initial MirrorDatabase

0:00

Production Server

Database15 minute Syncs

Every 15 minutes, closed transaction logs are sent to the DPM server

Database

0:00Database

0:XX

DPM Replica

Efficient Protection Beyond De-duplicationDay 0: Transaction logs

Production Server

DatabaseRestore

DPM can restore server to any 15 minute point in time• Database 0:00• Roll forward to 0:XX with transaction logs

Database

0:00

DPM Replica

Database

0:XX


Efficient Protection Beyond De-duplication Day 1: DPM express full

Production Server

Database

1:00

At least weekly but usually daily, a DPM Express Full re-synchronizes the DPM Replica

Express FullDatabase

0:00Database

1:00

0:00

Shadow Copyof 0:00 to 1:00

+Transaction logs

Day 0

Database

1:XX

Day 1 : Data changes


15 Minutes

DPM Replica

Production Server

Database

1:00Database

1:00

0:00


+Transaction logs

Day 0

15 MinutesRestore

DPM can restore to Today at 2:15

Use existing 1:00 replicaRoll forward logs to 2:15

DPM can restore to Yesterday at 10:45

Shadow copy 0:00 to rebuild day 0Roll forward logs to yesterday at 10:45

DPM Replica

Database

1:XX


0:001:00

Efficient Protection Beyond De-duplicationDay 2: DPM express full

Production Server

Database

2:00Database

1:00

Week 2 : Express Full - resynchronization


+Transaction logs

Day 0

Express FullDatabase

2:00

Up to 512 shadow copies, plus their logs

512w x 7d x 24h x 4(15m) = 344,000 Recovery Points

DPM Replica

Exchange Server protection specifics

Exchange

Exchange

Storage Groups

Database

Exchange Recovery – Restore Data

Restore Storage Groups

Restore Database

Restores Specific Item

Exchange ToolsThird Party Utilities

Exchange 2007 – LCR

Local Continuous Replication

One exchange server with redundant copy of databaseFailover to redundant copy in case of database corruption or drive lossBackup from Active DB drive

Exchange 2007

DPM

Exchange 2007 – CCR

Cluster Continuous ReplicationRedundant exchange servers and redundant databasesCan be geo-diverseDatabases logs are replicated

Exchange 2007 CCR

Exchange2007

Active

DPM

Exchange2007Passive

Role Preferred Backup• Active – most current data• Passive – least production impact

Node Preferred backup• Protect node closest to DPM server

Standby Node

E3

SCR ProtectionFailover across sites of current data

ExchangeSCR

Disk-based for fast recoveryDPM 2010

Exchange 2007 SP1- SCR

CCRExchange

Active Node

E1

Exchange

Passive Node

E2

Backup

with integrated Disk & TapeDPM 2010

Tertiary Disk – and Offsite TapeDPM 2010

DPM 2 DPM 4 DR

DPM 2010

Disaster Recovery / Offsite DataRecovery previous points of data

Exchange 2007 SP1- SCR

Standby Node

E3

SCR ProtectionFailover across sites of current data

CCRExchange

Active Node

E1

Exchange

Passive Node

E2

Backup

Disk-based for fast recoveryDPM 2010

ExchangeSCR


No Bandwidth duplicated

DPM 2010Offsite Tape & Previous Recovery Points

DPM

Exchange 2010 DPM 2010

DAG node 3

E3

DAG node 1

E1

DAG node 2

E2

Exchange


FULLBACKUP

ExchangeExchange

DAG “copy”, instead of “full backup”

Exchange 2010 Mail Item Recovery

demo

Resources & Tools for DPMWeb Site www.microsoft.com/DPM

blogs.technet.com/DPM

Info DPM 2010 overview datasheet and webcastDatasheets, technical white papers, and on-demand webcasts:

How to Protect SQL Server with DPM 2010How to Protect Microsoft Exchange with DPM 2010

How to Protect SharePoint with DPM 2010How to Protect Virtualized Environments with DPM 2010TechNet virtual labs - for hands-on learning with DPM

DPM 2010 overview information and webcast

E-mail [email protected]

Summary

DPM is designed for Microsoft Application Servers

Uses only supported (VSS) backup and recovery mechanisms

Enterprise Ready

Up to 100 servers or 2,000 databases per DPM server

Auto-protection, Auto-grow, Auto-heal

When deploying a new application, ask yourself one question:

How are you going to back that up?

© 2010 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions,

it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

Protecting exchange servers with dpm 2010 son vu

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