ALL THINGS KUBERNETES

Supergiant Blog

Simple Management of Prometheus Monitoring Pipeline with the Prometheus Operator

Prometheus Operator in Kubernetes

In a previous tutorial, you learned how to configure and deploy Prometheus to monitor your Kubernetes applications. Configuring Prometheus is not a trivial task because you need to have a domain-specific knowledge including Prometheus configuration format and Kubernetes auto-discover settings. Obviously, acquiring this knowledge takes time and effort. However, as we show in this tutorial, you […]

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Prometheus Operator in Kubernetes

Monitoring your Kubernetes Deployments with Prometheus

Prometheus in Kubernetes

In the first part of the Kubernetes monitoring series, we discussed how Kubernetes monitoring architecture is divided into the core metrics pipeline for system components and monitoring pipeline based on the Custom metrics API. Full monitoring pipelines based on the Custom metrics API can process diverse types of metrics (both core and non-core), which makes […]

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Prometheus in Kubernetes

Introduction to Kubernetes Monitoring Architecture

Monitoring in Kubernetes

As you know from our earlier blog posts, Kubernetes (or k8s) is an open source platform for deploying and managing containerized applications at scale. It is designed to automate such container management tasks as deployment, scaling, updating, scheduling, storage provisioning, networking, and service discovery, among others. With Kubernetes, it is simple to group multiple hosts […]

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Monitoring in Kubernetes

How Can Containers and Kubernetes Save you Money?

Saving money with containers and Kubernetes

Container technology and container orchestration are revolutionizing deployment and management of applications in a multi-node distributed environments at scale. Since Google open sourced Kubernetes in 2014, a number of reputable tech companies have decided to move their container workloads to the platform, thereby contributing to its growing popularity and recognition in the community. In 2018 […]

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Saving money with containers and Kubernetes

What is Kubernetes?

What is Kubernetes

Kubernetes (or K8s) is an open source platform for the deployment and management of containerized applications at scale. It is designed to automate many processes and tasks such as deployment, scaling, update, scheduling, and communication of containerized applications. With Kubernetes, it is simple to group multiple hosts running Linux containers and turn them into a […]

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What is Kubernetes

Configuring Kubernetes Apps Using ConfigMaps

Kubernetes ConfigMaps

We previously discussed how to use Secrets API to populate containers and pods with sensitive data and enhance the security of your Kubernetes application. Secrets are handy in detaching passwords and other credentials from pod manifests and in preventing bad actors from ever getting them. Kubernetes ConfigMaps  apply the same approach to configuration data that can […]

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Kubernetes ConfigMaps

Defining Privileges and Access Control Settings for Pods and Containers in Kubernetes

Pods Privileges and Access Control in Kubernetes

In the recent tutorial, we discussed Secrets API designed to encode sensitive data and expose it to pods in a controlled way, enabling secrets encapsulation and sharing between containers. However, Secrets are only one component of the pod- and container-level security in Kubernetes. Another important dimension is a security context that facilitates management of access […]

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Pods Privileges and Access Control in Kubernetes

Debugging Kubernetes Applications: How To Guide

Debugging Kubernetes

Do your Kubernetes pods or deployments sometimes crash or begin to behave in a way not expected? Without knowledge of how to inspect and debug them, Kubernetes developers and administrators will struggle to identify the reasons for the application failure. Fortunately, Kubernetes ships with powerful built-in debugging tools that allow inspecting cluster-level, node-level, and application-level […]

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Debugging Kubernetes

Using Kubernetes Cron Jobs to Run Automated Tasks

Kubernetes CronJobs

In a previous tutorial, you learned how to use Kubernetes jobs to perform some tasks sequentially or in parallel. However, Kubernetes goes even further with task automation by enabling Jobs to create cron jobs that perform finite, time-related tasks that run repeatedly at any time you specify. Cron jobs can be used to automate a […]

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Kubernetes CronJobs

Making Sense of Kubernetes Jobs

Kubernetes Jobs

A Kubernetes Job is a special controller that can create one or more pods and manage them in the process of doing some finite work. Jobs ensure the pod’s successful completion and allow rescheduling pods if they fail or terminate due to node hardware failure or node reboot. Kubernetes comes with a native support for […]

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Kubernetes Jobs

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