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Top 10 Scalability Mistakes John Coggeshall
Welcome! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What is Scalability? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The secret to scalability is the ability to design, code, and maintain your applications using the same process again and again regardless of size
Mistake #1: Network file systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #1: Network file systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #2: Blocking calls ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #2: Blocking calls ,[object Object],[object Object],[object Object],[object Object]
Mistake #3: Poor database design  ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #3: Poor database design  ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #4: Failure to understand The web server ,[object Object],[object Object],[object Object]
Mistake #4: Failure to understand The web server ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #5: Hanging up Apache ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #5: Hanging up Apache ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake 5a: Letting Apache do any static handling ,[object Object],[object Object],[object Object]
Tricks of the Trade ,[object Object],[object Object],[object Object],[object Object]
Tricks of the Trade ,[object Object],[object Object],[object Object]
Tricks of the Trade ,[object Object],[object Object],[object Object]
Tricks of the Trade ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Tricks of the Trade ,[object Object],[object Object],[object Object]
Mistake #6: Designing without Scalability ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mistake #7: Improperly dealing with database connections ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Tricks of the Trade ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
Mistake #8: Development Infrastructure ,[object Object],[object Object],[object Object],[object Object],[object Object]
Development Infrastructure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],“ Scalability marginally impacts procedure, procedure grossly impacts scalability” -  Theo Schlossnagle
Mistake #9: Failing to Cache ,[object Object],[object Object],[object Object],[object Object]
Mistake #9: Failing to Cache ,[object Object],[object Object]
Mistake 10: Not Knowing where to optimize ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],Mistake 10: Not Knowing where to optimize
[object Object],[object Object],[object Object],Mistake 10: Not Knowing where to optimize
[object Object],[object Object],Mistake 11:  Because I give 110%
One of the biggest problems with AJAX
One of the biggest problems with AJAX ,[object Object]
One of the biggest problems with AJAX
One of the biggest problems with AJAX
One of the biggest problems with AJAX
One of the biggest problems with AJAX ,[object Object],[object Object]
One of the biggest problems with AJAX
One of the biggest problems with AJAX
One of the biggest problems with AJAX
One of the biggest problems with AJAX
Some requests  will  happen faster ,[object Object],[object Object],[object Object],[object Object],[object Object]
Developing with Latency in mind ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Final Thoughts Final Thoughts ,[object Object],[object Object],[object Object],[object Object],Questions?

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Top 10 Scalability Mistakes

  • 1. Top 10 Scalability Mistakes John Coggeshall
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  • 4. The secret to scalability is the ability to design, code, and maintain your applications using the same process again and again regardless of size
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  • 35. One of the biggest problems with AJAX
  • 36. One of the biggest problems with AJAX
  • 37. One of the biggest problems with AJAX
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  • 39. One of the biggest problems with AJAX
  • 40. One of the biggest problems with AJAX
  • 41. One of the biggest problems with AJAX
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