Architecting for High Availability Attila Narin AWS Solutions - PowerPoint PPT Presentation

Architecting for High Availability Attila Narin AWS Solutions Architecture QCon London, March 2013 Session Feedback ID 1927

1. DESIGN FOR FAILURE 2. MULTIPLE AVAILABILITY ZONES 3. SCALING 4. SELF-HEALING 5. LOOSE COUPLING

LET’S BUILD A SYSTEM

HIGHLY AVAILABLE LET’S BUILD A SYSTEM

AWS BUILDING BLOCKS Inherently Highly Available Highly Available with and Fault Tolerant Services the right architecture  Amazon S3  Amazon SQS Amazon EC2    Amazon Amazon SNS Amazon EBS  DynamoDB  Amazon SES Amazon RDS   Amazon  Amazon SWF Amazon VPC CloudFront   …  Amazon Route53  Elastic Load Balancing

DESIGN FOR FAILURE ●○○○○ #

« Everything fails all the time » Werner Vogels CTO of Amazon

AVOID SINGLE POINTS OF FAILURE

AVOID SINGLE POINTS OF FAILURE ASSUME EVERYTHING FAILS, AND WORK BACKWARDS

YOUR GOAL Applications should continue to function

AMAZON EBS ELASTIC BLOCK STORE

AMAZON ELB ELASTIC LOAD BALANCING

HEALTH CHECKS

AVAILABILITY MULTIPLE ZONES ●●○○○ #

AVAILABILITY ZONES

US-WEST (N. California) EU-WEST (Ireland) GOV CLOUD ASIA PAC (Tokyo) US-EAST (Virginia) ASIA PAC (Sidney) US-WEST (Oregon) ASIA PAC (Singapore) SOUTH AMERICA (Sao Paulo)

AMAZON RDS MULTI-AZ

AMAZON ELB AND MULTIPLE AZs

SCALING ●●●○○ #

AUTO SCALING SCALE UP/DOWN EC2 CAPACITY

UNEXPECTED SPIKES

EXPECTED SPIKES

DATA TIER

AMAZON S3 SIMPLE STORAGE SERVICE

99.999999999 % DURABILITY

SCALABLE & AVAILABLE NO CAPACITY PLANNING REQUIRED

ZERO ADMINISTRATION

AMAZON DYNAMODB HIGH-PERFORMANCE, FULLY MANAGED NoSQL DATABASE SERVICE

LOW LATENCY AVERAGE READS < 5 MS , WRITES < 10 MS

PREDICTABLE PERFORMANCE PROVISIONES THROUGHPUT

SEAMLESS SCALABILITY LIVE REPARTITIONING

ZERO ADMINISTRATION

SELF-HEALING ●●●●○ #

HEALTH CHECKS + AUTO SCALING

HEALTH CHECKS + AUTO SCALING = SELF- HEALING

DEGRADED MODE

AMAZON S3 STATIC WEBSITE + AMAZON ROUTE53 WEIGHTED RESOLUTION

COUPLING LOOSE ●●●●● #

BUILD LOOSELY COUPLED SYSTEMS The looser they are coupled, the bigger they scale, the more fault tolerant they get…

AMAZON SQS SIMPLE QUEUE SERVICE

PUBLISH RECEIVE TRANSCODE & NOTIFY

Architecting for High Availability Attila Narin AWS Solutions - PowerPoint PPT Presentation

Architecting for High Availability Attila Narin AWS Solutions Architecture QCon London, March 2013 Session Feedback ID 1927 1. DESIGN FOR FAILURE 2. MULTIPLE AVAILABILITY ZONES 3. SCALING 4. SELF-HEALING 5. LOOSE COUPLING LETS BUILD A SYSTEM

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