Posts about Kubernetes
Cloud Data Sources for the Postgres Operator for Kubernetes
New feature release for PGO v5.0.5 Initializing your Postgres database with backups from AWS S3, GCS or Azure.
5 min read
Kubernetes + Postgres Cluster From Scratch on Rocky 8
How to create a Kubernetes cluster from scratch, including getting it to run with cgroup v2 and swap turned on.
8 min readStreaming Replication Across Kubernetes Postgres Clusters
A guide to setting up streaming replication between two separate Postgres clusters using the Postgres Operator for Kubernetes.
7 min read
Keep Storage and Backups when Dropping Cluster with PGO
A full set of sample commands for keeping your data and backups when you remove a Postgres Operator cluster.
9 min readUsing TimescaleDB with PGO, the open source Postgres Operator
Interested in trying out TimescaleDB with the Crunchy Postgres Operator? Here's a quick guide to set it up.
3 min readMultifactor SSO Authentication for Postgres on Kubernetes
A how-to guide to create a multi-factor (MFA) single-sign on (SSO) authentication system for PostgreSQL on Kubernetes using certificates and passwords.
7 min read
Can't Resize your Postgres Kubernetes Volume? No Problem!
Trouble with your Kubernetes storage class supporting resize? The Postgres Operator can help. Learn how to use PGO's instance sets to do this and more.
6 min readDatabase Security Best Practices on Kubernetes
Review some important security topics for databases on Kubernetes like running as an unprivileged user, data encryption, and regular software updates.
7 min read
Encrypting Postgres Data at Rest in Kubernetes
An example of how you can encrypt Postgres data at rest using PGO, the open source Postgres Operator from Crunchy Data using AWS EBS gp2 volumes.
4 min read
Multi-Cluster Postgres Federation on Kubernetes with Postgres 14 Using GitOp
Using the newest version 5 release of PGO and Postgres 14, this example shows you how to create a multi-cluster federated Postgres cluster using GitOps.
11 min read
PostgreSQL 14 on Kubernetes (with examples!)
Run PostgreSQL 14 on Kubernetes, and see how convenient it is to use distributed features like parallel remote Postgres queries!
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Using Cert Manager to Deploy TLS for Postgres on Kubernetes
Let's look at how we can use cert-manager on Kubernetes to manage TLS for Postgres clusters.
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Getting Started with PGO, Postgres Operator 5.0
An important design goal for PGO 5.0 was to make it as easy as possible to run production-ready Postgres with the features that one expects. Let's see what it takes to run cloud native Postgres that is ready for production.
4 min read
The Next Generation of Kubernetes Native Postgres
We're excited to announce the release of PGO 5.0, the open source Postgres Operator from Crunchy Data. While I'm very excited for you to try out PGO 5.0 and provide feedback, I also want to provide some background on this release.
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PGO 4.7, the Postgres Operator: PVC Resizing, GCS Backups, and More
We're excited to announce the new version of PGO, the open source Postgres Operator from Crunchy Data version 4.7! There's a lot of really cool features that make it easy to deploy production Postgres clusters on Kubernetes.
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TLS for Postgres on Kubernetes: OpenSSL CVE-2021-3450 Edition
Not too long ago I wrote a blog post about how to deploy TLS for Postgres on Kubernetes in attempt to provide a helpful guide from bringing your own TLS/PKI setup to Postgres clusters on Kubernetes. In part, I also wanted a personal reference for how to do it!
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Using Kubernetes? Chances Are You Need a Database
Whether you are starting a new development project, launching an application modernization effort, or engaging in digital transformation, chances are you are evaluating Kubernetes. If you selected Kubernetes, chances are you will ultimately need a database.
4 min read
Announcing the Crunchy Postgres Operator 4.6.0 with rolling updates, pod tolerations, node affinity and more
With this release, we included features to streamline management of the Operator, added security features, and extra system metrics to enhance your high availability Kubernetes Postgres cluster. Let's take a look at what's new in the Postgres Operator 4.6!
6 min read
Helm, GitOps and the Postgres Operator
How can you apply GitOps principles to running PostgreSQL on Kubernetes with Helm?
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Deep PostgreSQL Thoughts: Resistance to Containers is Futile
Recently I ran across grand sweeping statements that suggest containers are not ready for prime time as a vehicle for deploying your databases. The definition of "futile" is something like "serving no useful purpose; completely ineffective". See why I say this below, but in short, you probably are already, for all intents and purposes, running your database in a "container". Therefore, your resistance is futile.
9 min read
