Scaling

What Is Immutable Infrastructure? — step-by-step Devops tutorial on Progressive Robot

What Is Immutable Infrastructure?

Immutable infrastructure is an infrastructure paradigm in which servers are never modified after they’re deployed. This article explains the conceptual and practical differences between mutable and immutable infrastructure, describes the advantages of using an immutable infrastructure and contextualizes the complications, and gives a high-level overview of the implementation details and necessary components for an immutable infrastructure.

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How To Create a Redundant Storage Pool Using GlusterFS on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Create a Redundant Storage Pool Using GlusterFS on Ubuntu 20.04

GlusterFS is a network-attached storage filesystem that allows you to pool computing or storage resources of multiple machines. In turn, this lets you treat various computers as a single, more powerful unit. In this guide, you will create a redundant clustered storage array. This will provide functionality similar to a mirrored RAID configuration over the network.

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