Learning Objectives: - Understand how AWS Storage Gateway works to enable application recoveries on EC2 - Determine which type of storage gateway makes sense for your different backup and DR needs - Learn how to connect your applications and backup systems to AWS

1. © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Paul Reed, Sr. Product Manager, AWS
Peter Levett, Storage Solution Architect, AWS
January 30, 2018
Improving Backup & DR with
AWS Storage Gateway
Enabling faster recoveries in-cloud
or on-premises with Volume Gateway

2. © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Why are we here today?
This could be your datacenter, or your server, or your CFO’s file share.

3. © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Disaster
Recovery point
Data loss
Recovery time
Down time
Recovery Point and Recovery Time Objectives
Time
RPO RTO

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RPO & RTO spectrum
Backup &
Restore
Pilot light Warm standby
Hot standby
(with multi-site)
 Lower priority use
cases
 Cost: $
 Meeting lower RTO &
RPO requirements
 Core services
 Scale resources in
response to a DR event
 Cost: $$
 Apps that require RTO
& RPO in minutes
 Business critical
services
 Cost: $$$
 Auto-failover of your
environment
 Cost: $$$$
Low High
RPO/RTO:
Hours
RPO/RTO:
10s of Minutes
RPO/RTO:
Minutes
RPO/RTO:
Real-time

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RPO & RTO spectrum: Solutions
Backup &
Restore
Pilot light Warm standby
Hot standby
(with multi-site)
 Backup tools with
dedupe & unique
formats
 Data backed up on
Glacier
 AWS Storage
Gateway – VTL (Tape
Gateway)
 Point-in-time / Snapshot-based tools with
varying replication timeframes
 AWS Storage Gateway – Volume Gateway
with Snapshots & Clones
 CDP/constant block or byte-level replication
tools, often host- or app. Integrated
 For example AWS Partner tools from
CloudEndure, CloudVelox, etc.
 Automated DR tools or
scripting with data movement
tools
Low High
RPO/RTO:
Hours
RPO/RTO:
10s of Minutes
RPO/RTO:
Minutes
RPO/RTO:
Real-time
Example Solutions

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Data movement
OnlineOffline
Data security
and management
AWS data building blocks
Amazon
EFS
Amazon
EBS
AWS Snow family
AWS Storage Gateway
Family
AWS Direct Connect
Amazon EFS File Sync
Amazon S3
Transfer Acceleration
Storage Partners
Amazon Kinesis
Data Streams
Amazon Kinesis
Video Streams
Amazon
S3
Amazon
Glacier
AWS KMS
AWS IAM
AWS CloudWatch
AWS CloudTrail
AWS CloudFormation
AWS Lambda
Amazon Macie
AWS QuickSight

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AWS Storage Gateway Amazon S3 Standard &
Infrequent Access
Files
(NFS v3 / v4)
Volumes
(iSCSI)
Tapes
(iSCSI VTL)
AWS Storage Gateway
Use standard storage protocols to store, protect & recover with AWS
Data stored in Amazon S3 with
• Native S3 management (File)
• Snapshots to EBS (Volume)
• Archive to Amazon Glacier (Tape)
Service accessed through VM which provides
• Protocol conversion and device emulation
• Caching (read-through / write-back)
• Optimized data transfer
HTTPS
Amazon
EC2
Amazon Glacier
Amazon EBS
snapshots
AWS Identity and Access
Management (IAM)
Amazon
CloudWatch
AWS Key Management
Service (KMS)
AWS
CloudTrail

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Enabling a Spectrum of Hybrid Use Cases
Backup | DR | Archive
Enterprise Data Centers
Amazon
EBS
Amazon
S3
Amazon
Glacier
App. serversFile servers
Research Sites
AWS Storage Gateway
DevicesDatabasesMultimedia content
Analytics | File Services | Production Tiering | Data Processing
Data Distribution | Backup | DR | Archive | Migration
Amazon
EC2
AWS
Lambda
Amazon
CloudFront
Amazon
Athena
Amazon
EMR
Backup serversUsers
Remote Offices Small-Medium Businesses

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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Backup to AWS via Storage Gateway
T h r e e O p t i o n s t o w r i t e o n - p r e m i s e s b a c k u p s t o AW S
Customer Premises
File S3-IA
Backup or
Application
Servers
Customer Bucket
Volume
iSCSI
Tape / VTL
Storage Gateway
S3
Storage Gateway
EBS Snapshots
S3
Standard
Glacier
GlacierS3

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Tape Gateway (“VTL”) for backup & recovery
• Virtual tape storage in the cloud accessed via gateway
• Data compressed in-transit and at-rest
• Unlimited archival with 1 PB immediately accessible
• 3-5 hour tape retrieval from Amazon Glacier
• Supports leading backup applications
Media Changer
Virtual Tapes
stored in
Amazon S3
Archived Tapes in
Amazon Glacier
Backup
Server
iSCSI
Tape
Gateway
Tape Gateway VM
Tape Drive
HTTP
S
Customer Premises Region
Virtual tape storage in Amazon S3 and Amazon Glacier with VTL management
Local
Cache

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File Gateway for Backup & Recovery
• Backup data files stored and retrieved from your S3 buckets
• One-to-one mapping from files-to-objects
• File metadata object metadata
• Bucket access managed by IAM role you own and manage
• S3 features available: Lifecycle Policies, versioning, or CRR
• Recovery in EC2 with second gateway and backup software
Customer Premises
File
Gateway
GlacierS3
Standard
S3
Standard–
IA
HTTPS
NFS
v3 / v4.1
Backup or
App. Server

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Volume Gateway
Cloud-backed block storage that can be presented on-premises
Snapshots and clones for flexible recoveries
Application
Server
Amazon EBS
snapshots
Storage
Gateway
Service
Volume
Gateway
VM
Volume
Stored in
Amazon S3
HTTPSiSCSI
Customer Premises Region

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Volume Gateway – Stored Mode
In “Volume Stored” mode a full copy of the volume is stored on-premises
and in the cloud
Application
Server
Amazon EBS
snapshots
Storage
Gateway
Service
Volume
Gateway
VM
Volume
Stored in
Amazon S3
HTTPSiSCSI
Customer Premises Region
100% of volume stored
in AWS & on-prem

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Volume Gateway – Stored Mode
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI

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Volume Gateway – Stored Mode
Amazon EBS snapshots
App
Server
SAN, DAS, or NAS (any storage
that can host a virtual disk)
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
Backed by AWS S3

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Volume Gateway – Stored Mode
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
On-prem writable copy of volume
and upload buffer
Cloud backed
copy of volume

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Volume Gateway – Stored Mode
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
Cloud based
monitoring

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Volume Gateway – Stored Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI

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Volume Gateway – Stored Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
Client writes to local volume

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Volume Gateway – Stored Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
The write is copied to the upload
buffer

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Volume Gateway – Stored Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
Write is compressed and
uploaded to the S3 backed
gateway service over HTTPS

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Volume Gateway – Stored Read Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI

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Volume Gateway – Stored Read Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
upload
buffervolume
volume
iSCSI
100% of reads come directly from the local
volume for low latency

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Volume Gateway – Cached Mode
In “Volume Cached” mode a full copy of the volume is stored in AWS and a
portion (hot data) is stored on-premises
Application
Server
Amazon EBS
snapshots
Storage
Gateway
Service
Volume
Stored in
Amazon S3
HTTPS
iSCS
I
Customer Premises Region
Volume Gateway VM

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Volume Gateway – Cached Mode
In “Volume Cached” mode a full copy of the volume is stored in AWS and a
portion (hot data) is stored on-premises
Application
Server
Amazon EBS
snapshots
Storage
Gateway
Service
Volume
Stored in
Amazon S3
HTTPS
iSCS
I
Customer Premises Region
100% of volume stored
in AWS & on-prem
Volume Gateway VM
virtual volume cache frequent accessed
blocks (reduce onsite storage)

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Volume Gateway – Cached Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume

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Volume Gateway – Cached Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume
Client sends the write to the gateway, which
first populates the local cache

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Volume Gateway – Cached Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume
The write is copied to the upload
buffer

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Volume Gateway – Cached Write Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume
Write is compressed and
uploaded to the S3 backed
gateway service over HTTPS

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Volume Gateway – Cached Read Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume

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Volume Gateway – Cached Read Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume
If the block is cached locally, the read comes
directly from the gateway’s local cache

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Volume Gateway – Cached Read Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
volume
If the block is not cached locally, the gateway requests the
block from the gateway service & populates the local cache

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Volume Gateway – Cached Read Operations
Amazon EBS snapshots
App
Server
Amazon CloudWatch
Storage Gateway Service
Customer Premises Region
iSCSI
Storage Gateway VM
upload buffer
volume
cache
The gateway returns the read request using
the newly cached block
volume

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Volume Gateway + EBS Snapshots

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Volume Gateway – EBS Snapshots
Snapshots enable the ability to create point in time backups of a volume
whilst only consuming incremental capacity
Snapshot are initiated via API call or scheduled
Application
Server Amazon EBS
snapshots
Storage
Gateway
Service
Volume
Gateway
VM
Volume
Stored in
Amazon S3
HTTPSiSCSI
Customer Premises Region

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Snapshot Creation
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A
Amazon EBS snapshots

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Snapshot Creation
Amazon EBS snapshots
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A
When a snapshot is created gateway flushes
any outstanding writes to the cloud
B

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A B
Snapshot Creation
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A B
All consumed blocks that make up the
volume are backed up to an EBS snapshot
snap1

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Snapshot Creation
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A B
C
C
New data continues to be written to
the volume
A B
snap1

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Snapshot Creation
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A B
C
C
When another snapshot is created only
incremental data is backed up
A B C
snap1 snap2

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Snapshot Creation
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A B
C
C
When another snapshot is created only
incremental data is backed up
D
D
A B C
snap1 snap2

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Snapshot Creation
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway
VM
volume
iSCSI
volume
A B
A B
A B
C
C
When another snapshot is created only
incremental data is backed up
C
D
D
D
snap1 snap2 snap3

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Recovery with Snapshots & Clones

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Flexible Recovery Targets with Snapshots & Clones
Storage Gateway
Service
Customer 2nd Site
EC2
Customer VPC
Customer Data Center
EBSGateway
Volume

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Using EBS Snapshots for recovery

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Restores with an EBS snapshot
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I volumeA B
A B
C
C
volume
A B C D
D
D
snap1 snap2 snap3

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Restores with an EBS Snapshot – on-premises
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I volumeA B
A B
C
C
volume
A B C D
D
D
snap1 snap2 snap3
volumeA B C
1. Restore a GW
volume from a past
point in time

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Restores with an EBS Snapshots – on-premises
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I volumeA B
A B
C
C
volume
A B C D
D
D
snap1 snap2 snap3
A B C
volumeA B C
1. Restore a GW
volume from a past
point in time

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Recovery to Cloud with Snapshots to EBS/EC2
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I volumeA B
A B
C
C
volume
A B C D
D
D
snap1 snap2 snap3
A B C
volumeA B C
1. Restore a GW
volume from a past
point in time
AZ1
EBS
EC2A B
C D
2. Restore to EC2

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Copying EBS snapshot to a new region
App
Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I volumeA B
A B
C
C
volume
A B C D
D
D
snap1 snap2 snap3
A B C
volumeA B C
1. Restore a GW
volume from a past
point in time
AZ1
EBS
EC2A B
C D
2. Restore to EC2
3. Copy volume data
from one AWS Region
to another
Region #2
A B
snap1

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Using clones for on-prem. recovery

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Cloning Gateway Volumes – How it works
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D

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Cloning Gateway Volumes – How it works
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
clone1A B C D

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Cloning Volumes – Recover to same Gateway
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
clone1A B C D
• Cloning test data
• Same site recovery

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Cloning Volumes – Recover to same Gateway
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
clone1A B C D
clone1
A B C D
• Cloning test data
• Same site recovery

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Cloning Gateway Volumes
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
clone1A B C D
clone1
A B C D
• Cloning test data
• Disaster recovery
• Same site recovery

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Cloning Gateway Volumes – Disaster Recovery
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
clone1A B C D
clone1
A B C D
clone2A B C D
• Cloning test data
• Disaster recovery
• Same site recovery

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Cloning Volumes – DR to 2nd Site
App Server
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
clone1A B C D
clone1
A B C D
App Server
Customer Premises
Storage Gateway VM
iSCS
I
clone2A B C D
• Cloning test data
• Disaster recovery
• Same site recovery

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Cloning Volumes – DR to 2nd Site
Storage Gateway Service
Customer Premises Region
Storage Gateway VM
volume
A B C D
volumeA B C D
clone1A B C D
clone1
A B C D
App Server
Customer Premises
Storage Gateway VM
iSCS
I
clone2
A B C D
clone2A B C D
• Cloning test data
• Disaster recovery
• Same site recovery
App Server
iSCS
I

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DEMO!

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Disaster Recovery Demo
App Server
Storage Gateway Service
San Francisco
us-east-1
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
App Server
Boston
Storage Gateway VM
iSCS
I

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Disaster Recovery Demo
App Server
Storage Gateway Service
San Francisco
us-east-1
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
App Server
Boston
Storage Gateway VM
iSCS
I

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Disaster Recovery Demo
App Server
Storage Gateway Service
San Francisco
us-east-1
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
DR_cloneA B C D
App Server
Boston
Storage Gateway VM
iSCS
I

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Disaster Recovery Demo
App Server
Storage Gateway Service
San Francisco
us-east-1
Storage Gateway VM
iSCS
I
volume
A B C D
volumeA B C D
DR_cloneA B C D
App Server
Boston
Storage Gateway VM
iSCS
I
DR_Clone
A B C D

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THANK YOU!
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