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SOFTWARE
and the Taste of Mayo
Marco Tabini
php|architect
marcot@tabini.ca
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Marco Tabini
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Marco Tabini
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Marco Tabini
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Marco Tabini
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Marco Tabini
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Marco Tabini
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Marco Tabini
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Marco Tabini
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What is Mayo?
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WTF????
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Where did they get this guy?
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What does this have to do with
SOFTWARE???
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CODE
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CODE
+
DATA
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CODE
+
DATA
+
INTERFACE
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CODE
+
DATA
+
INTERFACE
=
APP
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CODE
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CODE
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CODE
HARDWARE
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CODE
FIRMWARE
HARDWARE
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CODE
O/S
FIRMWARE
HARDWARE
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CODE
WEB O/S
SERVER
FIRMWARE
HARDWARE
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CODE
PHP
WEB O/S
SERVER
FIRMWARE
HARDWARE
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CODE
FRAMEWORK
WEBPHP
SERVER
O/S
FIRMWARE
HARDWARE
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CODE
YOUR CODE
FRAMEWORK
PHP
WEB SERVER
O/S
FIRMWARE
HARDWARE
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Hello, World!
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Hello, World!
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Hello, World!
Language System Calls
C 46
Shell (TCSH) 37
PHP (CLI) 362
PHP (Apache) 881
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Hello, World!
Language System Calls
C 46
Shell (TCSH) 37
PHP (CLI) 362
PHP (Apache) 881
11

Hello, World!
Language System Calls
C 46
Shell (TCSH) 37
PHP (CLI) 362
PHP (Apache) 881
11

Hello, World!
Language System Calls
C 46
Shell (TCSH) 37
PHP (CLI) 362
PHP (Apache) 881
11

Hello, World!
Language System Calls
C 46
Shell (TCSH) 37
PHP (CLI) 362
PHP (Apache) 881
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Hello, World!
Language System Calls
Once
C 47
Language
C
System Calls
46 Shell (TCSH) 146
Shell (TCSH) 37
PHP (CLI) 362 PHP (CLI) 368
PHP (Apache) 881
PHP (Apache) 887
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Hello, World!
Language System Calls
Once
C 47
Language
C
System Calls
46 Shell (TCSH) 146
Shell (TCSH) 37
PHP (CLI) 362 PHP (CLI) 368
PHP (Apache) 881
PHP (Apache) 887
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Hello, World!
Language System Calls
Once
C 47
Language
C
System Calls
46 Shell (TCSH) 146
Shell (TCSH) 37
PHP (CLI) 362 PHP (CLI) 368
PHP (Apache) 881
PHP (Apache) 887
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Hello, World!
Language System Calls
Once
C 47
Language
C
System Calls
46 Shell (TCSH) 146
Shell (TCSH) 37
PHP (CLI) 362 PHP (CLI) 368
PHP (Apache) 881
PHP (Apache) 887
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Hello, World!
Language System Calls
Once
C 47
Language
C
System Calls
46 Shell (TCSH) 146
Shell (TCSH) 37
PHP (CLI) 362 PHP (CLI) 368
PHP (Apache) 881
PHP (Apache) 887
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Hello, World!
Once Twice
Language System Calls Language System Calls
C 46 C 47
Shell (TCSH) 37 Shell (TCSH) 146
PHP (CLI) 362 PHP (CLI) 368
PHP (Apache) 881 PHP (Apache) 887
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Language Time
C 2.5hrs
Erlang 1.8hrs
PHP (CLI) N/A*
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Language Time
C 2.5hrs
Erlang 1.8hrs
PHP (CLI) N/A*
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Language Time
C 2.5hrs
Erlang 1.8hrs
PHP (CLI) N/A*
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Language Time
C 2.5hrs
Erlang 1.8hrs
PHP (CLI) N/A*
* Sorry, had to catch flight to Amsterdam
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Ease of use Performance
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Ease of use Performance
ASM C PHP Rails
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Ease of use Performance
ASM C PHP Rails
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Ease of use Performance
ASM C PHP Rails
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Ease of use Performance
ASM C PHP Rails
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Ease of use Performance
ASM C PHP Rails
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Single or double quotes?
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Single or double quotes?
vs.
file_get_contents(‘3gb_file.txt’)
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for? foreach? while?
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for? foreach? while?
vs.
select * from
gigantic_unindexed_table
inner join
world_population_database
inner join
i_should_be_growing_plants_instead_of_coding
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CODE
SCALABILITY
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INFRA CODE DATA
STRUCTURE SCALABILITY SCALABILITY
COST
SOURCE IT
OF
PERFORMANCE ORGANIZATION
OWNERSHIP
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Profit Density
(Profit / Pages)
Revenue Density Page Impressions
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Profit Density
(Profit / Pages)
Revenue Density Page Impressions
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Profit Density
(Profit / Pages)
Revenue Density Page Impressions
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Profit Density
(Profit / Pages)
Revenue Density Page Impressions
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Profit Density
(Profit / Pages)
Revenue Density Page Impressions
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Profit Density
(Profit / Pages)
Revenue Density Page Impressions
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
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Cost Density
(Cost / Pages)
FAIL!
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Cost Density
(Cost / Pages)
Bad Good
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Cost Density
(Cost / Pages)
Bad Good
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Cost Density Problems
• Wrong scalability strategy
Database • Wrong database type
• Wrong database use
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Cost Density Problems
• Architecture not scalable
• No use of parallelization
• No use of queuing
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Solving your infrastructure
problems
(let someone else deal with them)
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Example: AWS
• 300,000 page impressions / mo.
• Avg. 100kiB / page (== 30 GB / mo), 30GB Data
• 20 queries per page, 20msec / query
• 30 objects per page ( == 9,000,000 GET reqs/month)
• 100 reqs/server/sec ( == 259,000,000 reqs/server/month)
• 2 servers
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Example: AWS
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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Example: AWS
Item Service Cost/mo
Storage S3 4.5
Data Transfer S3 30
Data Requests S3 1
DB Storage SimpleDB 45
DB CPU Usage SimpleDB 55
Server Usage EC2 144
TOTALS 279.5
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$280 / month
= $0.09 CPM
3,000,000 pages / month (0.9% @ $10 RPM)
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Example: AWS
• 300,000,000 page impressions
• Avg. 100kiB / page (== 30 TB / mo), 1TB Data
• 20 queries per page, 20msec / query
• 30 objects per page ( == 9,000,000,000 GET reqs/month)
• 100 reqs/server/sec ( == 259,000,000 reqs/server/month)
• 35 servers
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Example: AWS
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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Example: AWS
Item Service Cost/mo
Storage S3 150
Data Transfer S3 4,300
Data Requests S3 9,000
DB Storage SimpleDB 1,500
DB CPU Usage SimpleDB 3,800
Server Usage EC2 2,500
TOTALS 21,250
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$21,250 / month
= $0.08 CPM
300,000,000 / month (0.8% @ $10 RPM)
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Them
You
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Design
Choose
Scale
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Design THINK BIG—ITS CHEAP!
Choose
Scale
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Design THINK BIG—ITS CHEAP!
Choose THE RIGHT TOOLS
Scale
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Design THINK BIG—ITS CHEAP!
Choose THE RIGHT TOOLS
Scale EVERYTHING, ALWAYS
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Questions? Agree? Disagree? Want to rant?
marcot@tabini.ca
http://mtabini.blogspot.com
http://mtabini.com/twitter
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