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Presentation: 3.4 Million page views per day, 92 million per month, one...

Earlier today, I presented at DrupalCamp Toronto about 3.4 million page views a day, 92 million per month, one server and Drupal. As promised, the slides are attached, as a PDF for everyone's reference.

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Presentation: Drupal Camp Toronto 2011 Web Site Performance Optimization and...

Together with Alan Dixon of Black Fly Solutions, Khalid Baheyeldin of 2bits.com, Inc. gave a presentation on Web Site Performance, Optimization and Scalability at Drupal Camp 2011. The slides from the...

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Podcast: Khalid Baheyeldin on Drupal Performance

Khalid of 2bits.com, Inc, was interviewed by Modules Unraveled, on Drupal Performance.

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Botnet hammering web site causing outages

We had a site for a client that was stable for close to two years, then suddenly started to experience switches from the master to the geographically separate slave server as frequently as twice a...

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Yet another Denial of Service (DoS) attack

We recently wrote on a botnet attack hammering web site causing outages. In the past few days, we have seen another Denial of Service attack on a client's site. The symptoms were a complete outage of...

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Abuse Drupal Best Practices at your own peril: Poor Performance

In the Drupal community, we always recommend using the Drupal API, and best practices for development, management and deployment. This is for many reasons, including modularity, security and...

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When boost slows down your Drupal site ...

The Boost is often a great help with speeding up web sites of small to medium size and/or hosted on shared hosts. It works by writing the entire cached page to a disk file, and serving it entirely from...

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Drupal 7.x and Pressflow pitfalls can reduce your site's performance

Over the past few years, we were called in to assist clients with poor performance of their site. Many of these were using Pressflow, because it is "faster" and "more scalable" than Drupal 6.x....

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Presentation: Drupal Performance and Scalability: What you need to know

Today, Khalid gave a presentation on Drupal Performance and Scalability for members of the London (Ontario) Drupal Users Group. The slides from the presentation are attached below.

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Common Issues and Solutions for Dealing with Cloud Computing and VPS...

The bulk of Drupal hosting for clients that we deal with is on virtual servers, whether they are marketed as "cloud" or not. Many eventually have to move to dedicated servers because increased traffic...

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High server load because of repeating queries too many times

One of the suboptimal techniques that developers often use, is a query that retrieves the entire content of a table, without any conditions or filters. For example: SELECT * FROM table_name ORDER BY...

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Node creation and editing slow in Internet Explorer? Here is a solution ...

A client recently asked us for help with a very specific issue. The node edit page was hanging up, but only in Internet Explorer 10, and not in Firefox or Chrome. The client had WYSIWYG editor enabled....

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Another botnet spamming Drupal web sites, causing performance issues

We previously wrote in detail about how botnets hammering a web site can cause outages. Here is another case that emerged in the past month or so. Again, it is a distributed attempt from many IP...

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2bits.com Presenting on Drupal Performance at DrupalCamp Toronto

Khalid of 2bits.com Inc. will be presenting Drupal Performance Tips and Tricks at DrupalCamp Toronto 2014 this coming Friday May 2nd at Humber College, Lakeshore Campus. See you all there ...

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Presentation: Drupal Performance Tips and Tricks

On Friday May 2nd, 2014, Khalid of 2bits.com, Inc. presented on Drupal Performance. The presentation covered important topics such as: Drupal misconception: Drupal is slow/resource hog/bloated Drupal...

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Improve Your Drupal Site Performance While Reducing Your Hosting Costs

We were recently approached by a non-profit site that runs on Drupal. Major Complaints Their major complaint was that the "content on the site does not show up". The other main complain is that the...

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High Performance Drupal with Apache MPM Worker Threaded Server and PHP-FPM

In a previous article from over 5 years ago, we advocated the use of Apache MPM Worker Threaded Server with fcgid over Apache's mod_php. That was for serveral reasons, including faster handling of...

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