The basic softwares to build own basic big data analytics system on own servers has been discussed on this website through multiple tutorials and we have a list of such big data tutorials for the beginners. Those guides are good to test for the developers including a webmaster on need for log analysis of web server. The running cost of few public servers with 16 GB+ RAM with modern processor is … [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.
WordPress Persistent Object Cache, Fragment Cache Optimisation
Some features of WordPress are less known. WordPress persistent object cache, fragment cache optimisation can improve page loading time. You can setup separate cloud server for cache. All of us possibly aware of XCache, Memcached, Redis. But often how to use remains unknown. Backend For WordPress Persistent Object Cache, Fragment Cache In case of Ubuntu 16.04 and PHP 7 … [Read more...]
Setup SFTP Without Shell Access For WordPress, Cloud Server
Normally we have a common security setup for the servers which we described on our guide on basic server setup and ensuring security. Paid web hosting control panels like cPanel usually have either no shell but FTP or SFTP access or limited shell access. Often we need to host account on vps or cloud server where it is desired to have a setup sftp without shell access for WordPress Like cPanel. We … [Read more...]
Reliable, Forever Free Cloud Storage Services In 2017
In past 7 years We have published lot of articles, guides on Cloud Storage Services. Here is list of reliable, forever free cloud storage services compiled and check in 2017. They are not trials but forever free 2gb+ storage. Some services get closed, some services need avoidance to use, new services open. These are reasons of publication of new articles as list. There are services like DropBox … [Read more...]
Cloud Server : WordPress Caching Database Via Plugin Is Bad
Cloud Computing, Cloud Services are compromise for pricing. On Cloud Server WordPress caching database via plugin is just bad idea to activate for pagespeed. You can enable MySQL cache for performance which we discussed before - of course it needs SSH access. For the shared server, WordPress caching database plugins are not bad because backend is actually nicely tweaked and is a real … [Read more...]
Difference Between Data Warehouse And Data Lake
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...]
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...]