Data Migration to IBM Disk Storage Systems

Network block devices for Linux

This appendix addresses techniques where block devices are presented to a host, but are physically attached to another host. This configuration allows you to migrate data in a host-based manner for Linux operating systems.

This appendix contains the following sections:

•Network block devices

•Summary

Network block devices

Network block devices are block devices where the real device is attached to a different Linux host. The device accepts the same block commands to write, read, and maintain data as a conventional ...