Storage for Containers using Gluster – Part II

storage-containers-e1482519295355

Overview

This is a five part series dedicated to container storage. This article is a collaboration between Daniel Messer (Technical Marketing Manager Storage @RedHat) and Keith Tenzer (Solutions Architect @RedHat).

Gluster as Container-Ready Storage (CRS)

In this article we will look at one of the first options of storage for containers and how to deploy it. Support for GlusterFS has been in Kubernetes and OpenShift for some time. GlusterFS is a good fit because it is available across all deployment options: bare-metal, virtual, on-premise and public cloud. The recent addition of GlusterFS running in a container will be discussed in Part V of this series.

GlusterFS is a distributed filesystem at heart with a native protocol (GlusterFS) and various other protocols (NFS, SMB,…). For integration with OpenShift, nodes will use the native protocol via FUSE to mount GlusterFS volumes on the node itself and then have them bind-mount’ed into the target containers. OpenShift/Kubernetes has a native provisioner that implements requesting, releasing and (un-)mounting GlusterFS volumes.

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Storage for Containers Overview – Part I

storage-containers-e1482519295355

Overview

This is a five part series dedicated to container storage. The article is a collaboration between Daniel Messer (Technical Marketing Manager Storage @RedHat) and Keith Tenzer (Solutions Architect @RedHat). The focus of this article is an overview on storage for containers. In this article we will focus on laying out fundamentals critical to any container storage discussion. In addition we will go into some details on the various solutions that exist today.

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