Implementing High Performance Drupal Sites
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Transcript of Implementing High Performance Drupal Sites
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DEC 2010
Presentation Title
Implementing High Performance Drupal Sites
Unimity Solutions.3, 5th Floor, "Kasi Arcade" 116, Thyagaraya Road, T.Nagar, Chennai 600017 India, Phone: (91- 44) 43923800
www.unimity.com
By Kamalakanan & Shyamala
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Presentation Path
• What is “Performance”?• Different Layers of Performance• How to configure Drupal for Performance• Writing Drupal Modules for High Performance• Some Advanced Techniques & Caching
Systems• Event Based Caching• Drupal 6 vs Drupal 7• Performance in Drupal 8
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What is “Performance”?
The performance of a website is the speed at which the website can be accessed by the end user.
Response Time
Availability Scalability
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Different Layers of Performance
• User end– Size of Page– No of request– Browser Cache
• Server side– PHP– MySql– Apache
• Application End– Drupal
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How to configure Drupal for Performance
• Using Drupal Cache– CSS JS Aggregation– Page Cache– Views, Block, Menu,
Panel, Form Cache
• Number of Modules• Sys Log vs DB log• Developer Tools
– Devel– DB tuner
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Writing Drupal Modules for High Performance
• Coding Standards• Size of files• Appropriate use of inc files• Reuse Drupal functions as much as
possible• Use of Static Variables • Efficient code• Query vs use of Views• Writing Custom Cache
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Some Advanced Techniques & Caching Systems
• Event Based Caching• Boost• MemCache• Varnish
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Event Based Caching
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Event Based Caching vs Time Based Caching
Page View Name Display NameEvent based
Time Based - update Frequency
Home HomeDisplay Name --> Home Slide yes
Home Home Display Name --> Spotlight yes
Home HomeDisplay Name--> Did You Know yes
Home Active members NoOnce a day (separate cron)
Home Birthday Wishes NoOnce a Day (Separate cron)
All Tag cloud Notwice a day (Separate cron )
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Importance of planning for CacheSheet
Content Type View Name Display Name
Event based
Time Based - update Frequency
News
news_page Display Name --> News yes
rightside_blocks
Display Name --> Corporate Zone,
yes
Display Name -->Popular in corporate zone,
No
Display Name --> Recent topics,
yes
Display Name -->Buzz Zone yes
Announcements
news_pageDisplay Name --> Announcement
yes
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Performance inDrupal 6 vs Drupal 7
–Less SQL–Path round trips–Entity Load vs Node Load–CCK Storage vs Entities
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Performance inDrupal 8
•Performance Gates– SQL queries – Memory usage – CPU – System calls– Front end
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Expert Knowledge Groups – Groups.Drupal.Org
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Thank You!