We could easily supply the method as WSO e-book, but that is not what we want - we do not want to make money out of the method. This is legally right exploit of too much aggressive marketing by shared hosting providers. We will not mention any name of company or business. You need to find, assume, guess - in other words, keep your eyes widely open and read every line of this guide … [Read more...]
How To Install Kallithea on Rackspace Cloud Server
Kallithea is a Free and Open Source Software Which Supports Both Version Control Systems - Mercurial and Git. Here is how to install on OpenStack. There was a misunderstanding - we wrote that RhodeCode, which also supports both Git and Mercurial is Open Source software. It is not Open : [crayon-69e81de07f2e7146067360/] Possibly with the option of GitLab in hand, frankly; we need not to use a … [Read more...]
Add Redis to OpenShift PaaS
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 Chart Library For Cloud and Web Applications
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...]
Manage Docker with Vagrant on OpenStack Cloud Server
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...]
What is Container Based Virtualization?
Container Based Virtualization is as an advanced implementation of the standard chroot mechanism where we get more advantages in addition to isolation mechanisms. Those who are the regular readers of this website, obviously has noticed articles on Docker. We want to make this Docker part clear to the readers. Also, possibly you have read about VirtFS or Jailed Shell. This Jail (which we … [Read more...]
OpenStack Heat : Basics and Examples
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...]
Get Real Time Statistics on SSH with LogTop
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...]
Fix Failing Server on WordPress Post Publish
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...]
Guide To Rackspace Auto Scale To Handle Traffic Spike
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...]
Real Time Data Visualization With Envision.js
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...]