Here is How to Upload Backup to Dropbox from Cloud Server in Case You Want To Keep Your Backup of Files and Database on a Free Cloud Storage. Many have a Shylock like attitude for billing. Specially for the Indian Citizens, it can happen that ICICI bank is delaying to update the Payment to credit card or you have crossed the maximum limit of Foreign Exchange set by Reserve Bank of India. … [Read more...]
HTTPS, CSS Pre-Processors and Flash of Unstyled Content
For better page speed with need to use CSS at footer and CSS-Preprocessors, which increases the chance of Flash of Unstyled Content (FOUC). No modern busy website today use CGI-Scripting or Hand Coded HTML, most of us are forced to use this or that content management system, usually based on PHP-MySQL. With the advent of high end mobile devices, it is expected that the users will use a 3G … [Read more...]
Run Rackspace Notification Processor on OpenShift PaaS
Run Yagi, a modular OpenStack notification event processor against Rackspace account on OpenShift PaaS. We have modified code to adapt PaaS. There are conflicting licensing issue with non-Rackspace, non-OpenShift applications. Unless we receive clean cheat, actually its kind of criminal activity to release with GNU GPL 3.0 License. As we have the target to submit the App as OpenShift Developer, we … [Read more...]
Future of IT Migration to the Cloud
Cloud computing itself and the topic migration of IT Migration to the Cloud are two more interesting topics. IT Migration can be classified, hence IT Migration to the Cloud can be classified in to more precise classes like - IT Application Migration to the Cloud, IT Data Migration to the Cloud and so on. It is not a coincidence that on these issues, there are several ongoing researches, with the … [Read more...]
Hosting WWW Subdomain on Rackspace Cloud Files CDN
Hosting WWW Subdomain on Rackspace Cloud Files CDN is Quite Easy. You need to resolve your root domain to an IP and add the container as CNAME. Practically we have written this kind of guide many a times. Naked domain is difficult to point towards a CDN. Although we have written about Pointing Naked Domains to CNAME, it is probably not a great idea, rather you can add an additional IP (ask … [Read more...]
Libswarm : The Open Source Docker API
Libswarm is an Open Source Docker, a Toolkit for Composing Network Services and Supported by Rackspace Cloud. We can aggregate all containers easily. The open source library allows us to move the Docker containers directly to Rackspace Cloud Server from different hosts, avoiding the lengthy previous manual method. If you are not sure what is Docker, before reading about Libswarm, you probably … [Read more...]
Reduce Time To First Byte (TTFB) on Cloud Server
It is Possible To Reduce Time To First Byte (TTFB), regardless of the web software or cms like WordPress, Joomla, Magento etc. used to create and maintain content on Cloud Server if You Know Which Components Determines This Time To First Byte (TTFB). Previously, we have discussed about Time To First Byte (TTFB). Some more information Here. Know What Determines The Value Before Trying To … [Read more...]
Ubuntu, Run Level and Auto Starting Application
In this guide, we will discuss about Ubuntu, Run Level and Auto Starting Application with some practical example to configure app to auto start. Silence is golden, so one day's break in the flow of our publication! Basically, we are checking vulnerabilities of the virtualization software on our servers. Run Level is not much known to the casual users, it is quite important for precise control of … [Read more...]
Fix Nova Agent Not Working ( Rackspace Cloud, Ubuntu )
Here Is How To Fix Nova Agent Not Working After Running Upgrade or Automated System Restart. It is nothing but again creating symlinks. Previously, we wrote about Nova-Agent and explained that Nova Agent and se-linux-distribution must run at boot for proper function. Here is Fix Nova Agent Not Working. So if two functions - automatic image backup and Rackspace Cloud monitoring tool is not working, … [Read more...]
How Much Rackspace Cost?
Frequently readers ask us how much Rackspace cost? Rackspace does not cost much with the quality of products they offer. You can save good money. We have no affiliate links to any service provider in this website. For free or lesser cost PaaS - either Heroku or Openshift. OpenShift is easy to use. Rackspace is not for junk websites, it is a premium service. Rackspace manually verifies the account … [Read more...]
Nova-Agent : How it Works on OpenStack Public Cloud
This is brief introduction to Nova-Agent, which runs as daemon on OpenStack Public Cloud like Rackspace. If it does not start, dependent services will fail. In previous article, we talked about fixing patching ShellShock Bug, but we have not said that Xen Virtualization had some bugs too, which was so sensitive, globally all including Rackspace Patched and Restarted the Servers. With one level up … [Read more...]