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Auto Scaling
COM
PUTE
TIME
1- UN PREDICTABLE BURSTS
COM
PUTE
TIME
2- PREDICTABLE BURSTS
Load Scenarios
Business Scenario-01
You are launching a new application
You can procure infrastructure lavishly or conservatively
You are unsure if the users will like the application.?
Business Scenario-02
YOU START A NEW BUSINESS
AFTER SOME TIME
You start procuring hardware to meet the requirements
DEMAND DIPS AFTER INITIAL SUCCESS
KICKS OF
? What will you do with the investment?
Business Scenario-03
SERVERS SERVERS
PEAK LOAD REGULAR LOAD
Under and Over provisioning
INFR
ASTR
UCT
URE
TIME
HARDWARE SUPPORT
PLANNED LOAD
ACTUAL LOAD
UNDER PROVISION
OVER PROVISION
A cloud computing service feature that automatically adds or removes compute resources depending upon actual usage
Auto Scaling
AWS Auto scaling
CAPA
CITY
TIME
AUTOMATES EC2 TO
Scale outScale down
ACTUAL DEMAND
VIRTUALIZED INFRASTRUCTURE
We can closely align our infrastructure with our load requirement and save costs.
Do not have to worry about
capacity planning
Minimal manual intervention
No time wastage on hardware
procurement
You can scale-down immediately after the
need is over
Zero CapEx investment
Start small and upscale within minutes
With Auto Scaling
Scale upto 100 instances – pretty
huge
How Auto Scaling Works
CLOUD WATCH
SERVER 1
SERVER 2
SERVER 3
SERVER 4
SERVER
LOAD BALANCE
R
Auto Scale
AUTO SCALE
+ -POLICIES
Laun
ch N
ew
Serv
er
Repo
rt Se
rver
Load
TO ADD RESOURCE
TO Remove ARESOURCE
Term
inat
e Se
rver
Monitor Server Load
Application server-1 Application server-2Users
Points to Remember before Scaling out / down
Ensure that following resources are not lost during scale-down
Log files
Data files
User Sessions
Things To Remember
Cannot be used to scale an Amazon RDS instance
Cannot be done across multiple AWS Regions
01
0203
04
Cannot Differentiate between valid and malicious traffic
Cannot be used to launch different configuration servers
Snapshots From The Evening
Snapshots From The Evening
Snapshots From The Evening
Contact us
Here’s how TOTHENEW uses AWS for better infrastructure management for your customers.
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