Linux Tutorials on the topic “cloud”
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Setting up AWS Redshift for Cloud Data warehousing
Author: shahril bin kamaruzzaman • Tags: cloud • Comments: 0 • Published: Oct 14, 2020In this tutorial, I will explain how to set up AWS Redshift to use Cloud Data Warehousing. Redshift is a fully managed petabyte data warehouse service being introduced to the cloud by Amazon Web Services.
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How to Install Apache ZooKeeper on Ubuntu 20.04
Author: Hitesh Jethva • Tags: cloud, linux, server, ubuntu • Comments: 0 • Published: Oct 05, 2020Apache ZooKeeper is a high-performance service used to build distributed applications. It is used by a cluster to maintain shared data with robust synchronization techniques.
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Use Node Affinity in Kubernetes
Author: Rahul Shivalkar • Tags: cloud, linux • Comments: 0 • Published: Sep 30, 2020Node affinity in Kubernetes is conceptually similar to nodeSelector -- it allows us to limit which nodes our pod is eligible to be scheduled on, based on labels on the node.
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Setting up MinIO server for storage architecture usage
Author: shahril bin kamaruzzaman • Tags: cloud, linux, server • Comments: 0 • Published: Sep 21, 2020MinIO is a high performance, distributed object storage system. It is software-defined, runs on industry-standard hardware, and is 100% open source. In this tutorial, I will explain how to set up a Minio server for storage architecture usage.
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Configmaps in Kubernetes
Author: Rahul Shivalkar • Tags: cloud • Comments: 0 • Published: Sep 17, 2020In this article, we will see two examples to access data from configmaps in Kubernetes. In one example we will use config maps as environment variables in the pod command and in the other we will populate a volume with data stored in a ConfigMap
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How to Install Apache Spark on Ubuntu 20.04
Author: Hitesh Jethva • Tags: cloud, linux, programming, server, ubuntu • Comments: 0 • Published: Sep 16, 2020Apache Spark is an open-source framework and a general-purpose cluster computing system. Spark provides high-level APIs in Java, Scala, Python and R that supports general execution graphs.
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Create a Daemonset in Kubernetes
Author: Rahul Shivalkar • Tags: cloud • Comments: 0 • Published: Sep 10, 2020A DaemonSet ensures that all nodes run a copy of a Pod. Normally, the node that a Pod runs on is selected by the scheduler but DaemonSet pods are created and scheduled by the DaemonSet controller.
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Static pods in Kuberentes
Author: Rahul Shivalkar • Tags: cloud • Comments: 0 • Published: Sep 01, 2020Static Pods are managed directly by the kubelet and the API server does not have any control over these pods. The kubelet is responsible to watch each static Pod and restart it if it crashes.
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Role-based access control (RBAC) in Kubernetes
Author: Rahul Shivalkar • Tags: cloud • Comments: 0 • Published: Aug 18, 2020In this article, we will understand the basics of RBAC and create Role, ClusterRole, RoleBinding and ClusterRoleBinding Objects. We will then create a kubeconfig file to give limited access to a particular user on a selected namespace.
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Limit Ranges in Kubernetes
Author: Rahul Shivalkar • Tags: cloud • Comments: 0 • Published: Aug 11, 2020In this article, we will create a limit range and see how to set minimum and maximum values for the CPU resources used by Containers and Pods. We will see different scenarios with Limit and Request on the CPU.
