Persistent Storage Management for Docker containers on Red Hat Enterprise Linux Atomic Host Platform

Mukesh BafnaSr. Principal Software Engineer, Veritas Technologies May 2, 2017

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Persistent storage: a key challenge for containers

Stateful Database applications

such as Redis, MySQL,

MongoDB among most pulled

images on Docker Hub

Container Journal

Stateful container apps

represent the next big IT

challenge

Gartner

Persistent storage among top

issues for container enterprise-

readiness in production

NewStack research.

Persistent Storage Types in Docker

Default

HOST

/app

No data persistence

Docker Volume

/app

HOST

/app

-v /app:/app

Container Persistence

HOST A

/app

HOST B

/app

Storage Platform

Host Persistence

Docker Volume Plugin

Kubernetes Persistent Volumes

Similar to Docker volume plugins

Types of persistent volumes –

Enterprise Storage Key Capabilities

Enterprise Storage Key Capabilities

Persistent Storage

ManagementScale-Out SnapshotsQualityof

Service

Enterprise Storage Key Capabilities

Policy Driven

Zero Impact

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AccelerationCloud

Mobility

Enterprise Storage Key Capabilities

Deduplication EncryptionEcosystem

SupportGUI

Docker Volume Plugin Storage Vendors

ProtectionInsight

Availability

Data

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