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Distribute the workload
Helgi Þormar ÞorbjörnssonPhpDay, Italy, Verona, 13th May, 2011
Saturday, 14 May 2011
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Who am I?
Saturday, 14 May 2011
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Saturday, 14 May 2011
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VP of Engineering at Orchestra.io
Saturday, 14 May 2011
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VP of Engineering at Orchestra.io
Developer at PEAR
Saturday, 14 May 2011
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VP of Engineering at Orchestra.io
Developer at PEAR
From Iceland
Saturday, 14 May 2011
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VP of Engineering at Orchestra.io
Developer at PEAR
From Iceland
@h on Twitter
Saturday, 14 May 2011
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Why Distribute?
Saturday, 14 May 2011
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Why Distribute?
Saturday, 14 May 2011
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Why Distribute?
Budget
Saturday, 14 May 2011
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Why Distribute?
Budget
Efficiency
Saturday, 14 May 2011
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Why Distribute?
Budget
Efficiency
Perception
Saturday, 14 May 2011
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Budget
Saturday, 14 May 2011
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Budget
Spend wisely
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Budget
Spend wisely
Commodity servers
Saturday, 14 May 2011
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Budget
Spend wisely
Commodity servers
Low overhead, high yield
Saturday, 14 May 2011
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Budget
Spend wisely
Commodity servers
Low overhead, high yield
Cloud Computing (EC2)
Saturday, 14 May 2011
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Efficiency
10 small servers > 1 big
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Venue Security
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1000 people can exit quicker through 10 small doors than 1 big
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1000 people can exit quicker
through 10 small doors than 1 big
Saturday, 14 May 2011
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1000 people can exit quicker
through 10 small doors than 1 big
Saturday, 14 May 2011
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1000 people can exit quicker through 10 small doors than 1 big
Saturday, 14 May 2011
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Saturday, 14 May 2011
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Saturday, 14 May 2011
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Saturday, 14 May 2011
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Saturday, 14 May 2011
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Perception
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Perception
Defer intensive processes
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Perception
Defer intensive processes
Give instant feedback
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Perception
Defer intensive processes
Give instant feedback
Users keep on browsing
Saturday, 14 May 2011
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Perception
Defer intensive processes
Give instant feedback
Users keep on browsing
Saturday, 14 May 2011
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Saturday, 14 May 2011
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Chapter from Nature
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Ant Colonies
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Algorithms
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Algorithms
Scheduling
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Algorithms
Scheduling
Vehicle Routing
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Algorithms
Scheduling
Vehicle Routing
Assignment
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Algorithms
Scheduling
Vehicle Routing
Assignment
Sets
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Algorithms
Scheduling
Vehicle Routing
Assignment
Sets
Other
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Algorithms
Scheduling
Vehicle Routing
Assignment
Sets
Other
Saturday, 14 May 2011
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How do ants fit?
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How do ants fit?
Strength in numbers
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How do ants fit?
Strength in numbers
Work together
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How do ants fit?
Strength in numbers
Work together
Size benefits them
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Teamwork
When faced with a problem they will solve the problem as one.
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What if they were bigger?
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Types of Ants
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Types of Ants
Military
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Types of Ants
Military
Maids
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Types of Ants
Military
Maids
Tunnel diggers
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Types of Ants
Military
Maids
Tunnel diggers
Food gatherers
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How does this map to my application?
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Colony = Application
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Colony = Application Ants = Components
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Colony = Application Ants = Components
Ants do many different types of work to keep their colony running
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Architect for Distribution
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Characteristics
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Characteristics
Decoupling
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Characteristics
Decoupling
Elasticity
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Characteristics
Decoupling
Elasticity
High Availability
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Characteristics
Decoupling
Elasticity
High Availability
Concurrency
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Decoupling
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Application
DB API
Cache FE
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Application
DB API
Cache FE
Saturday, 14 May 2011
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ApplicationDB API
Cache FE
Saturday, 14 May 2011
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ApplicationDB API
Cache FE
Cache
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ApplicationDB API
Cache FE
Cache
API
Saturday, 14 May 2011
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ApplicationDB API
Cache FE
Cache
API
API
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Elasticity
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Cloud Computing
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Load Balancing
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HA Proxy
Nginx
My Favourite
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Monitoring
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Automation
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High Availability
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Benefits
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Benefits
Easy management
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Benefits
Easy management
Ability to stop / start servers quickly
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Benefits
Easy management
Ability to stop / start servers quickly
Responsibilities are separate
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Benefits
Easy management
Ability to stop / start servers quickly
Responsibilities are separate
Quickly move to a new cluster
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Benefits
Easy management
Ability to stop / start servers quickly
Responsibilities are separate
Quickly move to a new cluster
Reduced risk
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What to avoid
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What to avoidLocal:
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What to avoidLocal:
Sessions
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What to avoidLocal:
Sessions
Files
Saturday, 14 May 2011
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What to avoidLocal:
Sessions
Files
Memory
Saturday, 14 May 2011
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What to avoidLocal:
Sessions
Files
Memory
Uploads
Saturday, 14 May 2011
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What to avoidLocal:
Sessions
Files
Memory
Uploads
Writing to /tmp
Saturday, 14 May 2011
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Solutions
Saturday, 14 May 2011
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Solutions
Store sessions in DB / Memcache
Saturday, 14 May 2011
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Solutions
Store sessions in DB / Memcache
Use S3 to store uploaded files
Saturday, 14 May 2011
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Solutions
Store sessions in DB / Memcache
Use S3 to store uploaded files
Use networked Memcache
Saturday, 14 May 2011
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Solutions
Store sessions in DB / Memcache
Use S3 to store uploaded files
Use networked Memcache
Serve up static files from a CDN
Saturday, 14 May 2011
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Solutions
Store sessions in DB / Memcache
Use S3 to store uploaded files
Use networked Memcache
Serve up static files from a CDN
Or... A multi domain solution
Saturday, 14 May 2011
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Internal APIs
Saturday, 14 May 2011
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Application
MySQLMongo FS
Internal Storage API
Saturday, 14 May 2011
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SOA
Saturday, 14 May 2011
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Service Oriented Architecture
Saturday, 14 May 2011
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Sort of :-)
Saturday, 14 May 2011
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Eventually Consistent
Saturday, 14 May 2011
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CAP Therom
Saturday, 14 May 2011
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Consistency
Availability
Partition Tolerance
Saturday, 14 May 2011
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Queue Systems
Saturday, 14 May 2011
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Good for
Saturday, 14 May 2011
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Good forImage Processing
Saturday, 14 May 2011
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Good forImage Processing
Distributed Logs
Saturday, 14 May 2011
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Good forImage Processing
Distributed Logs
Data Mining
Saturday, 14 May 2011
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Good forImage Processing
Distributed Logs
Data Mining
Mass Emails
Saturday, 14 May 2011
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Good forImage Processing
Distributed Logs
Data Mining
Mass Emails
Intensive transformation
Saturday, 14 May 2011
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Good forImage Processing
Distributed Logs
Data Mining
Mass Emails
Intensive transformation
Search
Saturday, 14 May 2011
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Common Tools
Saturday, 14 May 2011
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Common Tools
Gearman
Saturday, 14 May 2011
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Common Tools
Gearman
Hadoop
Saturday, 14 May 2011
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Common Tools
Gearman
Hadoop
Zero MQ (0MQ)
Saturday, 14 May 2011
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Common Tools
Gearman
Hadoop
Zero MQ (0MQ)
RabbitMQ
Saturday, 14 May 2011
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Common Tools
Gearman
Hadoop
Zero MQ (0MQ)
RabbitMQ
And many others!
Saturday, 14 May 2011
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Gearman
Saturday, 14 May 2011
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Your Client Code
Gearman Client API(C, PHP, Perl, MySQL UDF, ...)
Gearman Job Servergearmand
Gearman Worker API(C, PHP, Perl, Python, ...)
Your Worker Code
Your App Gearman
Saturday, 14 May 2011
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Story time
Saturday, 14 May 2011
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Story time
Saturday, 14 May 2011
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Questions?
Joind.in: http://joind.in/3027
Saturday, 14 May 2011