If you are running Drupal websites locally on your computer using the MAMP / MAMP Pro stack and are experiencing abnormally slow page loads, there are a couple of steps that should be taken to help increase performance.

The obvious approaches are to check your php.ini settings and insure that your allocated PHP memory is sufficient to your local needs. Additionally, making sure that my.cnf has been configured to support database loads and performance is also a must, however MAMP does a fairly good job of giving you what you need out of the box.  read more »

In a recent discovery credited to Aaron Stewart here at WorkHabit, it was found that there is an issue converting the cache_router and / or semaphore tables from MyISAM to InnoDB on a Pressflow database.  read more »

I was just encountered with the need to have a multi-site drupal install which utilized a specific theme for each site. In a lot of cases, multi-sites are set up on one drupal install, but utilize individual databases for each site. This is done by setting $db_url in settings.php to point to the database to be used for each site.

In our case, we needed to have a multi-site platform on one drupal install using only one database, but each site needed to display its own theme. This is accomplished by modifying each settings.php file for each site and un-commenting the following code.  read more »

It has been talked a lot that people are experiencing issues with their user's sessions on their drupal sites in Safari. Most experience the same issue:

• A user logs in, tries to create content and are kicked / logged out and taken to the homepage

It appears the bug has something to do with the way Safari handles URLs (Domain Names). For most localhost environment set ups, its easy to put whatever we would like as our site domain. But there is a problem when it comes to adding (_) verse (-) in those names.

For Example:  read more »