Block Storage Migration in Open Environments

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Host-based migrations in Linux

This chapter addresses migrating data online from one storage system to another using Logical Volume Manager (LVM)-based live migration. This chapter contains the following sections:

•Concepts of Logical Volume Manager

•Preparation and planning

•Data migration using the LVM pvmove command

11.1 Concepts of Logical Volume Manager

Logical Volume Manager (LVM) is a dynamic volume management solution for Linux. It was created in 1998, and has since become the de-facto standard for managing storage in Linux, partially ...

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