2015-11-05 aws tech summits hk

teddy@aftership.com

Teddy Chan CEO& Co-Founder

•  Who am I

•  What is AfterShip

•  How aftership scale

•  Share some examples

Something about me

Something about me

Something about me

Something about me

Problem

Where is my order?

Shipment tracking APISupporting 270+ 318 carriers

<5 Team member Built everything

That’s not right!

What we want

We build product, not technology

KISS

20+ Team member Built the product only

Problem

AWS DNS failover

Problem for nodejs

redis.lexxas.ng.0001.use1.cache.amazonaws.com

10.0.1.100Master

Problem for nodejs

redis.lexxas.ng.0001.use1.cache.amazonaws.com

10.0.1.100Master

10.0.2.200Slave

Problem for nodejs

redis.lexxas.ng.0001.use1.cache.amazonaws.com

10.0.1.100Master -> Slave

10.0.2.200Slave -> Master

Problem for nodejs

redis.lexxas.ng.0001.use1.cache.amazonaws.com

10.0.1.100Master -> Slave

No DNS lookup again!

Solution for nodejs

ioredis

https://github.com/luin/ioredis

2015 Sept 19

Money is another problem

80% cheaper

-  On demand

-  Reserved

-  Spot

EC2 Instances Purchased Options

EC2 Instances Purchased Options m3.large

http://calculator.s3.amazonaws.com/index.html

Op#on Hourly Discount

OnDemand 0.1330 --

1-yReserved 0.0810 39%off

3-yReserved 0.0520 61%off

Per Instance Prices & Projected Costs (all in USD)

EC2 Instances Purchased Options m3.large

http://calculator.s3.amazonaws.com/index.html

Op#on Hourly Discount

OnDemand 0.1330 --

1-yReserved 0.0810 39%off

3-yReserved 0.0520 61%off

Spot 0.0165 88%off

Per Instance Prices & Projected Costs (all in USD)

Spot Instance

-  Cheap, very cheap

-  Will be terminated at any time

-  Good for worker, non-long process

How

EC2 Instances Purchased Options

Spot Instance

-  Almost suitable for all services

-  6th Jan 2015

- 

-  2 mins

https://aws.amazon.com/blogs/aws/new-ec2-spot-instance-termination-notices/

Let’sshowyousth

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•  8 combination+ (zone + type)

•  Stateless application the best

•  Backend process need to

handle graceful shutdown

•  Double performance but ¼ of

original price

OpenSource

hDps://github.com/aJership/

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teddy@aftership.com

http://www.slideshare.net/aftership

FAQ