Features of MongoDB

One of the  main reasons  to use NOSQL database is built in sharing capabilities. Sharing allows to distribute single database across cluster of machines. It means, distribute the load rather than purchasing the large server.  Sharing also help in server handling big data. The data stored in database is increasing exponentially.  Some databases are very large for each server....

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What is Amazon ElasticCache ?

Many applications getting popular which is great, but when it comes to performance under heavy load, it is very bad. At the peak times, users are just giving up. How we can solve this issue without re-engineering the application? Amazon ElasticCache will solve the problem. It improves the performance of web applications by allowing the retrive the information fast, in-memory caches instead of relying...

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Install Nodejs on Ubuntu 16.04

Node.js is a platform built on chrome's Javascript runtime for easily bulding fast and scalabale apps. It uses an event driven, non blocking I/O model that makes it light weight and efficient for data intensive apps that run across distributed devices. first update api package $sudo apt-get update Using apt package manager, then $sudo apt-get install nodejs Install npm package $sudo apt-get...

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Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

sudo dockerd \       --storage-opt dm.datadev=/dev/sda1 \       --storage-opt dm.metadatadev=/dev/sdf INFO[0000] libcontainerd: previous instance of containerd still alive (1271) INFO[0000] [graphdriver] using prior storage driver: aufs Error starting daemon: error while opening volume store metadata database: timeout $ systemctl daemon-reload$ sudo service docker...

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Docker Machine

It is a tool thats lets you install Docker Engine on virtual hosts. It creates servers, installs docker and then configures the docker client to take to them. Linux : ubuntu@ip-192.33.33.22:~$ docker-machine ls docker-machine: command not found Install docker machine $ curl -L https://github.com/docker/machine/releases/download/v0.12.1/docker-machine-`uname -s`-`uname -m` >/tmp/docker-machine...

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Install AWS Cli

Installing AWS Cli on Mac Installing with Homebrew is easy. It is a popular package manager for MAC OSX. To install Homebrew,  Check , ruby is installed in your mac , ruby -v Install homebrew  Once homebrew installed, install python. To install Python, Gcc to be installed. you need xcode or commandline tools to be installed you can download and install xcode...

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Online training

We provide training on Amazon Web Services 1. AWS Architecture and different models of Cloud Computing  2. Compute Services: AWS EC2, Auto Scaling and Load Balancing, AWS Lambda, Elastic Beanstalk 3. Storage Services : AWS S3, AWS EBS,  AWS Glacier, AWS CloudFront, Storage Gateway,AWS Snowball 4. Database...

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