Red Crackle Blog

5 Popular Drupal Modules For Development

Drupal ranks among the most popularly sought open source solutions, primarily because of the wide selection of modules on offer. These modules can be deployed to add complex functionality that can extend Drupal's already powerful capabilities. Featured here are modules such as Backup and Migrate, Field group and Media, among others.

The functionality achieved with the modules help Drupal storm ahead of Joomla and WordPress with ease. Go through the modules provided in the article. How many of them have you used? Which modules according to you are more popular? Let us know your thoughts in the article’s comment box.

5 Reasons Why You Should Have A CMS Website For Your Business

CMS websites play a very important role in the way businesses are run in the world today. The article explores the reasons why CMS websites are a must for businesses to excel. If you represent a business organization and wish to get ahead of competitors, then it is wise to adopt a CMS solution for your company’s website.

The reasons featured in the article will help potential users take a wise decision while going for a CMS website. Better content management, enhanced scalability and superior SEO capabilities are some of the reasons mentioned in the article. Go through this article to make an informed decision.

A good number of Drupal sites use front-end Varnish proxy to ensure pages load faster. The most commonly used Varnish configuration caches pages for anonymous users and lets requests with cookies pass through to the backend. At times, a contributed module updates the

GlusterFS is a distributed File System. In this article, we'll show you how to create and configure GlusterFS Server on three nodes. You can create different types of GlusterFS volumes. We will only show you how to configure a replicated volume so that if you store a file on one machine, it will get replicated to all the nodes in the cluster. Suppose the hostnames of the three servers on which we want to install GlusterFS server are <hostname-1>, <hostname-2> and <hostname-3>.

How to kill an unresponsive process in Unix

I am sure you would have come across Windows' processes that hang. And I am sure you know what to do. CTL + ALT + DEL and kill the process using the Task Manager. In this article, we'll how to do that on Unix using command line.

Here are the steps:

1) See the PID of the process that has hung and you want to kill. Execute the following command in the terminal.

ps aux

This command will list all the processes running on your system. Here is the format:

Drupal 7 has made it very easy to use it with MySQL master-slave setup. Assume that we have 3 MySQL servers configured in master-slave mode. In this article, we'll show you how to configure Drupal's settings.php so that it uses the three MySQL servers.

In settings.php, start with the MySQL master configuration. Replace mysql-master-db, mysql-master-username, mysql-master-password and mysql-master-IP with the appropriate details of your MySQL master.

Using Percona XtraDB Cluser with at least 3 nodes is a good option when you want to use MySQL in a high-availability mode. The advantage is that even if one of the nodes goes down, the application will still be able to read and write to the MySQL database. In this article, we'll show you the steps to install Percona XtraDB Cluster 5.6 on Ubuntu 12.04. Here are the steps:

1) Percona packages are signed with a key. First we need to add the key to apt. Execute the following command on all the three servers.

How to connect to GlusterFS from a client machine

This article is for those users who already have GlusterFS server installed. In the article, we demonstrate how to connect to GlusterFS server from a client.The example shown in the article first installs GlusterFS native client 3.5.2 on Ubuntu 12.04. After this, a series of command line prompts are executed to connect to the GlusterFS server from a client. Add GlusterFS PPA and install its client library. A directory will also be created on the client machine from where GlusterFS will be mounted.Don't forget to replace parameter names with local ones While using the code provided in the article.

 
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