Introduction DigitalOcean Managed Databases allows you to scale your PostgreSQL database using several methods. One such method is a built-in connection pooler that allows you to efficiently handle large numbers of client connections and reduce the CPU and memory footprint of these open connections. By using a connection pool and sharing a fixed set of Read more about Managed Databases Connection Pools and PostgreSQL Benchmarking Using pgbench[…]

Introduction As you work with Node.js, you may find yourself developing a project that stores and queries data. In this case, you will need to choose a database solution that makes sense for your application’s data and query types. In this tutorial, you will integrate a MongoDB database with an existing Node application. NoSQL databases Read more about How To Integrate MongoDB with Your Node Application[…]

Introduction Any application or website that sees significant growth will eventually need to scale in order to accommodate increases in traffic. For data-driven applications and websites, it’s critical that scaling is done in a way that ensures the security and integrity of their data. It can be difficult to predict how popular a website or Read more about Understanding Database Sharding[…]

In December we announced Vault 1.0 and the availability of cloud auto unseal in Vault open source. This feature was previously available only to Vault Enterprise customers. In this blog post we give a brief overview of how to enable cloud-based auto unseal in Vault open source. If you’re already using Vault, you’ll need to Read more about Enabling Cloud-based Auto Unseal in Vault Open Source[…]

Authors: Deepak Vij (Huawei), Shivram Shrivastava (Huawei) Introduction Cluster Management systems such as Mesos, Google Borg, Kubernetes etc. in a cloud scale datacenter environment (also termed as Datacenter-as-a-Computer or Warehouse-Scale Computing – WSC) typically manage application workloads by performing tasks such as tracking machine live-ness, starting, monitoring, terminating workloads and more importantly using a Cluster Read more about Blog: Poseidon-Firmament Scheduler – Flow Network Graph Based Scheduler[…]

The author selected the Mozilla Foundation to receive a donation as part of the Write for DOnations program. Introduction Ansible is an agentless configuration management tool that uses YAML templates to define a list of tasks to be performed on hosts. In Ansible, roles are a collection of variables, tasks, files, templates and modules that Read more about How To Implement Continuous Testing of Ansible Roles Using Molecule and Travis CI on Ubuntu 18.04[…]