Nowadays it is common to come around phrases like Data Warehouse, Data Lake. Data warehouses is four decade old established concept. Data lake is a new idea. What is the difference between Data Warehouse and Data Lake? We talked about the concept about Data lake in a previous article. Explanation of Data Warehouse is needed.Database is the most common way of data storage for the digital data. … [Read more...]
Cloud Computing
Cloud computing is becoming more and more important. Here are articles on Cloud Computing,Cloud Server,SaaS,PaaS,IaaS and Cloud related technology.
How To Manage, Monitor Processes On SSH
This is an essential part to master after getting used with the basics of server management. Here is how to manage, monitor processes on SSH. Apart from the Kernel, these processes are main part of GNU/Linux and unix systems provide various ways to view and control the running processes. Note that you may be really be able to manipulate all the processes on a server with OpenVZ virtualization. In … [Read more...]
Cheap Cloud & Virtual Servers For Running Apache Big Data Tools
Wikipedia uses OVH. These days which were once known as "Low End Box" has been a cost effective but powerful platform to test, deploy things which can be done on servers. We have a list of Big Data tutorials and list of Apache Big Data tools. Here are some points for selecting correct servers for running Apache Big Data tools. As we clearly said before - there are some positive and negative points … [Read more...]
Explained : This site works only in browsers with SNI support
If you have shared host or a cloud or virtual or dedicated server or service hosting multiple domains, it is normal to face the message - This site works only in browsers with SNI support. It's not an error, it's a warning message. It is a thing related to IPv4 and initial days with TLS. We are trying to explain the implication of the error message and in very short, for ordinary websites like a … [Read more...]
Cheapest CDNs With HTTPS, IPv6, HTTP/2, Brotli
The reason to repeat the old topic is revision of pricing and often the CDN providers become bad after running few years as good. KeyCDN is a rip off now, once we promoted KeyCDN. Once we talked about Rackspace Cloud Files as it used to cost $1 per month, now maintaining the account costs $50 per month. What are the cheapest CDNs with HTTPS, IPv6, HTTP/2, Brotli support at this moment is an … [Read more...]
Apache HTTP/2 Settings (Module mod_http2)
Previously we published guide on how to enable HTTP/2 on Apache, of course we published other guides like cache aware server push. mod_http2 Enables HTTP/2, has settings which are usually kept as default. In this guide we will talk around the possibilities to tweak Apache HTTP/2 settings aka optimise module mod_http2. mod_http2 module relies on libnghttp2 to provide the core http/2 engine and … [Read more...]
Server Sales Declined in 2017 As An Effect of Cloud Services
According to Gartner & IDC, public cloud services ate up server hardware market that resulted in decline in server sales in first quarter of 2017. Server sales declined in 2017 as an effect of cloud services is not good news for the manufacturers with cloud services like Dell, HP too. Various companies more and more increasingly abandoning the solutions on premise and moving to the cloud. This … [Read more...]
Install, Configure Brotli On Apache, WordPress, W3TC
Previously we talked about Brotli compression in context of Nginx web server. Here is an all in one guide to install, configure Brotli on Apache, WordPress, W3TC running on Ubuntu 16.04 on dedicated server, cloud server instance. In order to follow this guide, you need SSH access and HTTPS/SSL/TLS to be active on your server/website. You can perform the steps on production server with running … [Read more...]