Cloud Computing

We can run Redis on OpenShift using downloadable cartridge and also we can work with Redis CLI on OpenShift, which is the standard for Redis. There are at least two different OpenShift Redis Cartridge available, developed by individuals. We are providing three important links which are related to Redis and basically they were basically intended for using Redis Cache with WordPress on Cloud Server … [Read more...]

c3 is a reusable chart library for ready to integrate in your next cloud and web applications in easy way. c3 has nice documentation and examples. Previously, we have have given examples with other three libraries for data visualization - Epoch, Envision and Peity. Envision has some good features, however, the approach of c3 library is simple and easy. Furthermore, c3 supports API. c3 is derived … [Read more...]

Here is an easy guide on how to manage container Docker with Vagrant. This guide is tested on Rackspace Cloud Server and will work on all OpenStack IaaS. We already know what is Container Based Virtualization and how to use Docker on Cloud Server to Manage Containers. It is actually possible to Manage Docker with Vagrant on OpenStack Cloud Server - "Vagrant 1.6 comes with a new built-in provider: … [Read more...]

OpenStack Heat is the main project in the OpenStack Orchestration program to launch multiple composite cloud applications based on templates. We talked about Chef Software, OpenStack Cloud and Docker. Example of using OpenStack Heat Template can be like to provide Rackspace Deployment Services. If one can custom code own OpenStack Heat Template, it is possible to deploy the needed instance without … [Read more...]

LogTop is a Python package, it can be installed on Cloud Servers and display real-time count of strings received in standard input on CLI. LogTop is also available as standard package for Debian and Ubuntu. One can compile from the source code or can directly use command to fetch from Apt, the Debian package manager. Developer of this package is Julien Palard.   Get Real Time Statistics on … [Read more...]

It is common to get 99% CPU usage on Post Update or Post Publication with WordPress Blog with huge number of posts. Errors are related to Server. If one goes to WordPress official forum, the likely answer will be disable plugins and revert to default theme. If you need to do soft reboot or even a hard reboot due to the hanging event, it is most likely that at there are indicative stuffs in the … [Read more...]

Rackspace Auto Scale is an excellent feature which has no additional cost except the cost of servers needed to be added on demand. It is basically quite normal for servers running badly coded web softwares with more badly coded plugins like WordPress to have high demand of resources. Just like we have outlined on the article RAM and CPU Needed For Cloud Server to Run WordPress, for practical … [Read more...]

Envision.js is a simple cross browser compatible Javascript library with all the required CSS, Javascripts. We can easily create HTML5 pages and do real time data visualization. The importance of real time data visualization is increasing in all the fields today - from server monitoring to patient management - everywhere we need some good visualization library. Previously we talked about Epoch, … [Read more...]

There is no straightforward equation for Cloud Server to exactly predict what can be the right amount of RAM and CPU, here are some practical facts. Clearly know - if your Website has approximately 5K Posts, You get around 1800 Page Views per day, it is mandatory to use multiple server. Only caching will destroy a huge amount of computing power. It is a very bad idea to run one server with 2 GB … [Read more...]

SaaS increasingly being used in business, because with SaaS, business can get the same results as with the traditional hosted softwares. From the management point of view, SaaS gives the freedom of managing the backend - be it a managed cloud or unmanaged, the software or website service owner group always need to keep an eye on the sustainability. As previously discussed, usage of SaaS Solutions … [Read more...]

Lost WordPress Posts During Export to Rackspace Cloud Database or any new Database Server? Vanished Posts? All MySQL knowledge Failing? If you followed some standard way, like we described in guides like Setup Separate Database Server on Rackspace Cloud and Export WordPress MySQL Database on Rackspace Deployment; it can happen (actually happens to many users), you will find posts of certain date … [Read more...]