Backup on Support Tools

Backup Kubernetes Cluster Resources to AWS S3 with Velero

Thu, 13 Feb 2025 09:37:00 -0500

Ensuring the safety and recoverability of your Kubernetes cluster is critical, especially in production environments. Velero, a powerful open-source tool, simplifies the process of backing up Kubernetes cluster resources to cloud storage, such as AWS S3. In this guide, we’ll walk through how to set up Velero to back up your Kubernetes cluster resources to an AWS S3 bucket.

Pulling Data from an etcd Backup: How to Extract a Secret from an etcd Snapshot Without Doing a Full Cluster Restore

Fri, 18 Oct 2024 19:26:00 -0500

In Kubernetes, etcd serves as the backend data store for all cluster state, including secrets, configuration data, and application state. But what happens if you need to pull a specific secret from an etcd snapshot without doing a full cluster restore? Fortunately, there’s a way to extract specific data from an etcd backup without impacting the entire cluster.

In this post, we’ll walk through how to pull a secret from an etcd snapshot, saving you from the complexity of restoring the entire cluster.

Cloning or Backing Up Drives Remotely Using dd and netcat

Fri, 06 Sep 2024 19:26:00 -0500

In this guide, we will walk through the process of cloning or backing up drives remotely using the powerful combination of dd and netcat. This approach allows for efficient disk copying over a network, making it ideal for remote backups or system migrations.

Rsync: Backup Tool

Wed, 04 Sep 2024 19:26:00 -0500

Rsync is a powerful command-line tool used in Linux for efficient file synchronization and data transfer. It minimizes data transfer by only copying file differences, making it ideal for backups and remote synchronization.