Comp-02: Replication Options Explored

Brian BowmanProduct Manager, Data Management Group

Agenda Slide

Introduction Why does a business need

Replication? Exploring Replication Options Comparing the Alternatives Summary

Source: about.com

Replication is the process of sharing information between databases (or any other type of server) to ensure that the content is consistent between systems.

ReplicationDoesn’t Have To Be Hard…

There Are Many Choices Out There…

Fathom Replication

VeritasProbkup &

Prorest

NetApp

Legato

SAN Providers

After Imaging

4GL Triggers

SonicHP

Solaris

Agenda Slide

Cost of Doing Business

9/11 Commission Final Report

“Private-sector preparedness is not a luxury; it is a cost of doing business in the post 9/11 world. It is ignored at a tremendous potential cost in lives, money and national security.”

Why Does A Business Need Replication?

Business Requirements – 24x7, 9x5, etc. BC / DR Planning Compliance and regulations

– Sarbanes Oxley, HIPAA, Basel II Insurance Regulations Peace of Mind

Agenda Slide

Some Things Should Be Replicated…

Databases

A Big Sale

A Good Golf Round

A Good Movie

2004 Red Sox

Season

Stradivarius

Sunny Days

Speyside

Region

Einstein

Some Things You May Want To Replicate… But Are Afraid To

Include Files

Children

That Weekend in

Las Vegas

Jimmy Hendrix

Paycheck Johnny Damon

And Some Things Just Shouldn’t Be Replicated…

Genghis Khan

Version

The Common Cold

Movie Sequels

The Previous 86 Years

The Yugo

“Smart” Appliances

Zinfandel

The Value of Data

LeRon E. Bielak, US Department of the Interior December 2002

“Decisions based on inaccurate or unreliable data can adversely affect the decision making process. ”

Types of Replication

Log based replication– Backup and restore– After imaging– Application triggers

Vendor based options – Fathom Replication

3rd party options– EMC– Veritas

Why Worry?

Anonymous customer

“I have a small business and don’t need to worry about business continuitybesides, I have Progress.”

Log-based OptionsOverview

Backup and restore After imaging (AI) managed approach No set “configuration”, must be built Remote database cannot be used Never near real-time Licensing DBA level knowledge of AI processing

Log-based OptionsSetup

After imaging must be enabled Restore Progress backup Apply AI files manually

Log-based OptionsMaintenance

Script management– Ongoing maintenance

– New enhancements DB out of sync - start over Complete AI management

– Backup, transfer, roll forward AI files Must monitor processes Failover requires last AI from production

The Value of Fathom ™ Replication

Denise MacDonald, Network and Support Manager,Caledonian MacBrayne

“The main reason for Replication is the importance of the application to our business.”

Vendor-specific OptionsOverview

Fathom Replication– Near real-time database level replication

– Backup database accessible for reporting

– Fail over easily with little or no transaction loss

Vendor-specific OptionsSetup

Install Fathom Replication on source and target

Configure properties Enable AI on source Restore Progress backup Enable replication

Vendor-specific OptionsMaintenance

AI management for backup purposes DB’s out of sync

– Fathom Replication can re-sync the databases

– You might have to start over Must monitor log files and processes Failover might require last AI from source

Focus On Your Business

Steven Vasquez, MIS network administrator Unity Health Center, March 2005

“With Veritas, we’ve significantly improved IT productivity and our IT staff can now focus more of its time on supporting our patient care resources .”

3rd Party Doesn’t Mean…

3rd Party OptionsOverview

Vendor neutral Your choices depend on the vendor

1. Periodic snapshot of disks, transfers to another disk set

2. Real-time update at the block or bit level HW knowledge is required Backup database is not accessible Licensing

3rd Party OptionsSetup

Install and configure HW & SW (depends on solution)

Begin copying process Configure processes to run Monitor processes

3rd Party Options Maintenance

HW maintenance SW maintenance

– Patches, service packs Compatibility issues

Agenda Slide

The Price

Juniper Networks

“ 93% of Companies that lose access to their data center for more than 10 days file for bankruptcy. Half file immediately.”

Ease of Implementation

Issue Log Vendor 3rd Party

Installation Hard Easy Hard

Configuration Hard Medium Hard

Maintenance Medium Easy Medium

Upgrade Hard Easy Medium

Implementation Expense

Issue Log Vendor 3rd Party

Installation High Medium High

Configuration High Low High

Maintenance Medium Low Medium

License Cost Medium Medium High

Upgrade High Low High

Meeting Business Objectives

Log-based ReplicationLog-based Replication

Vendor ReplicationVendor Replication

“Cost”

“Ease of Use”

Inexpensive Expensive

3rd Party Replication3rd Party Replication

Agenda Slide

Replication? Exploring Replication

Options Comparing the

Alternatives Summary

Summary

Evaluate your business needs– How much work do you want to do?

There are many options– Look at the complete scenario

Questions?

Brian Bowman

bowman@progress.com

Thank you for your time!

Comp-02: Replication Options Explored

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