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Zone migration

Revision as of 05:25, 31 January 2017 by Hidekazu Nakamura (talk | contribs) (Use Cases)

Mission

Zone migration is the tool to migrate VMs and volumes for scheduled maintenance efficiently, automatically, and with minimum downtime.

Problem description

There are thousands of physical servers and storage running various kinds of workloads in the Cloud system. Administrator have to migrate instances and block storage for tenants for hardware maintenance once a quarter or so. It requires operators manually to watch workloads, choose instances to migrate and migrate for each instances and block storage for efficiently, with minimum downtime. It is a hard task.

Use Cases

As administrator, I want the tool to propose the best instances or block storages should be migrated, and migrate destination(physical server, storage) based on fresh data model.

As administrator, I want the tool to migrate proposed instances or block storages automatically.

As administrator, I want to know percentage of migrated resources I have to do.

Architecture

Plan

Licensing