We have noticed that there are some growing number of websites which write about Big Data, cloud computing and spread wrong information to sell some others paid things. They can not write guides like how to install Spark, Elastic Search, Kibana. Here is list of open source big data visualization tools which will convert data in to graphs, charts usable with tools like Spark, Hadoop. Do not use … [Read more...]
How To Install Apache Mesos With Marathon On Ubuntu 16.04 LTS
In a previously published article we introduced to multi cloud. In that article we gave example of managing SendGrid from WordPress dashboard using SendGrid WordPress plugin. Mesosphere is a software that expands the cluster management capabilities of Apache Mesos with additional components to manage server infrastructures. By combining several components with Mesos such as Marathon and Chronos, … [Read more...]
What Is Multi Cloud? What Are The Benefits of Multi Cloud?
Multi Cloud also denoted as Multi-Cloud and Multicloud. Back in April 2015 we discussed the topic Multi Cloud in different aspect without going in to much details. In the year 2016, we saw cloud strategies truly begin to evolve. In the early days of cloud computing, most of the enterprises were simply migrating their applications to the cloud environment in order to lighten their on-premise IT … [Read more...]
Container Virtualization Growing With Challenges
In older articles we talked about container virtualization and quite related application - OpenVZ virtualization. In general, when we talk about container, we mean Docker. We can actually run Docker on OpenVZ which is called nested virtualization. The containers seem to guarantee improvements in the application development. Distribution of applications faster reduces the deployment effort. More … [Read more...]
Serverless Computing Test Drive : IBM OpenWhisk RSS Package
We already talked about Serverless Computing. Here is serverless computing test drive step by step guide for complete newbies with IBM OpenWhisk RSS package and IBM Bluemix free trial. It is really a funny new thing to play. We written the command line part for MacOS X users as IBM actually has no OS specific guide for the OpenWhisk RSS Package. Commonly on MacOS X we use iTerm2, Homebrew and … [Read more...]
Install Apache Zeppelin On Ubuntu 16.04
Apache Zeppelin is a web-based notebook for interactive data analytics. We already described how to install Apache Spark. If you have followed our any guide on big data tools installation, it is few minutes work to install and use Zeppelin. Zeppelin can be pre-built package or can be build from source. Here is how to install apache zeppelin on ubuntu 16.04 building from source. What … [Read more...]
Most Common Uses Of Cloud Computing : Examples
It is an old matter that Cloud Computing is not a technology but usage of virtualisation as enabling technology mainly for cost reduction. We have too many articles around basic things related to cloud computing. Many yet do not understand basic matters around cloud computing. Here is an article on most common uses of cloud computing with examples. Since 2016 many age-old practices around cloud … [Read more...]
Join/Merge Multiple Log Files For Big Data Analysis
Normally log automatically should grow as big possible. But we use logrotate which does the opposite action as running cat and other tools on SSH over big files consumes memory, time and often difficult to do what we want. Also, old files are compressed. Here are the ways to join/merge multiple log files for big data analysis, store them to openstack based cloud storage and delete old … [Read more...]
Apache 2.4 OCSP Stapling : Optimization & Error Prevention
In previously published guide we talked about basic steps to enable OCSP Stapling on Apache. That is the maximum you'll get on most of the websites on this earth. It is not abnormal to face odd error with OCSP Stapling. Most websites advice to fix them somehow. Here is a complete guide on Apache 2.4 OCSP Stapling optimization & error prevention. Apache 2.4 OCSP Stapling Error … [Read more...]
Building Big Data Analytics Solutions In The Cloud With Tools From IBM
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...]
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...]