Tag: containers

April 26, 2018

A group of machines(physical or virtual), running containers and joined into a cluster is called Swarm. After joining a swarm, machines are referred to as nodes. Docker commands are now executed on a cluster by swarm manager. Swarm manager is really a machine that acts as a manager to other machines joined with it in […]

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April 12, 2018

A single service is basically a piece of application. Services are simply “containers in production”. For a video sharing website, we might have 3 different services running to make the application work a service for storing data in the database a service for video transcoding in the background after user uploads something and a service […]

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April 10, 2018

BUILD Build a docker image with the help of Dockerfile using – docker build -t image_name directory -t tag is used tag the container image. It’s followed by a desired container image name. If we do not provide this tag, the image will not have any name. directory is the directory whose contents are to […]

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April 7, 2018

Why Kubernetes? Containers are very lightweight and are intended to fail at some point. This intended failure is considered as a feature for some reason. How do we manage these containers which are bound to fail? How do we work our way through them? How do we make sure the application doesn’t break when a […]

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April 6, 2018

Docker is one of the pioneering, largest and user friendly container providers. Docker uses a client-server architecture. The command line will act as a client, all our requests will be sent from the command line. A server may or may not be present locally. A daemon, running on the server will accept all the requests […]

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April 5, 2018

In the traditional approach, applications are deployed on an OS with a set of services(database server, HTTP server) running. Applications can also be deployed on a virtual machine or a physical host that can provide such environment. But any update in the libraries on host OS may affect the multiple applications running on the OS. […]

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