backup & recovery: time is never an...

Enterprise Online Backup &

Disaster Recovery

www.zetta.net

Backup & Recovery:

Time is Never an Ally Chris Schin

Zetta VP Products February 2012

www.zetta.net

Enterprise Online Backup &

Disaster Recovery

Why do you do backups?

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Site disaster

Server recovery

Revert to older file version

Replace deleted file

Other Dimensions

Cost

Complexity

Backup window

Degree

of

difficulty

Frequency

of

Occurrence

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Enterprise Online Backup &

Disaster Recovery

Data Protection is not a Luxury

Hardware failures

Software failures

Human error

Malware

Natural disasters

Manmade disasters

Sabotage

74% of companies have had a data

loss incident in the past 2 years

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Enterprise Online Backup &

Disaster Recovery

Evolution of Data Protection

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Tape

Appliance

to cloud

Disk

D-D-T

Cloud

only

Recovera

bili

ty

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Enterprise Online Backup &

Disaster Recovery

Top Data Protection Issues

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Inability to recover and restore data

Exceeding recovery time objectives

Complex recovery and restore processes

Inadequate versioning

Data security

Cost

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Enterprise Online Backup &

Disaster Recovery

Data scrubbing / checking

hardware, data hashing

Strong RAID (disk)

Multiple data copies (tapes)

Audited, secure processes

Quarterly restore testing

Inability to Recover and Restore Data

Issues

Data at rest failures

– Silent data corruption

– Tape failures

Data loss — missing tape

Out-of-date / support hardware

– Seven-year old tape

Lack of restore/validation testing

Lack of process testing

Remedies

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Enterprise Online Backup &

Disaster Recovery

Exceeding Recovery Time Objectives

Issues

Time to recall tape(s)

Time to process multiple sets

of data (full backup plus

incrementals)

Unprioritized recovery order

Media errors / mistakes

Start over

Remedies

Disk-based recovery

Pre-planned recovery priority

Test / practice recovery

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Enterprise Online Backup &

Disaster Recovery

Complex recovery and restore processes

Issues

Manual handling of tape or

removable disk

Offsiting of removable media

Full plus incremental recover

steps

– Grandfather Father Son

Unrehearsed, untested

processes

Remedies

Disk-based recovery

Synthetic full backups

Documentation and training

Quarterly testing

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Enterprise Online Backup &

Disaster Recovery

Inadequate Versioning

Issues

Backup data is too old – most

critical/active data is today’s

On-premises snapshots used

as ―backup‖

Remedies

More frequent full backups

More frequent incremental

backups

Offsite / off-premises

snapshots

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Enterprise Online Backup &

Disaster Recovery

Data Security

Issues

Lost / stolen portable media

– Mandated public notification

– Fines

– $$$

Hacked communications

Remedies

Encrypted portable media

Encrypted data transfers

At-rest encryption for public

storage services

Audited (e.g., SAS 70 Type II)

procedures / processes

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Enterprise Online Backup &

Disaster Recovery

Cost

Issues

Optimizing recovery time adds expense

– Disk to tape $

– Disk to disk $$$

Providing fast recovery PLUS disaster protection adds expense

– Disk-to-disk-tape $$$$

Improving granularity adds expense $

Remedies

Categorize data and recovery

needs (will add complexity)

or

Online Backup…

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Enterprise Online Backup &

Disaster Recovery

An Alternative Approach

Online Backup using “Sync and Replicate”

Replicate data to an online, mountable storage service

Automatically sync changes with the primary data set (no

―backups!‖)

– Selectable frequency

Create granular, cloud-based restore points

– Hourly, daily, weekly

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Enterprise Online Backup &

Disaster Recovery

Data Protection Using Online Backup

Benefits

Offsite, yet online, mountable and browsable (not on tape!)

Continually verifiable — just mount and read

Available for ―anytime‖ draw down of individual files, folders,

and directories

Ready for immediate failover

Secured, protected and managed by experts

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Enterprise Online Backup &

Disaster Recovery

www.zetta.net

Thank You!

Chris Schin, Zetta VP Products

cschin@zetta.net

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