HP Serviceguard Extended Distance Cluster for Linux A.11.20.20 Deployment Guide, August 2013

A Managing an MD Device

This chapter includes additional information on how to manage the MD device. For the latest

information on how to manage and MD device, see The Software-RAID HOWTO manual available

at http://www.tldp.org/HOWTO/Software-RAID-HOWTO.html.

Following are the topics discussed in this chapter:

• “Viewing the Status of the MD Device ” (page 46)

• “Stopping the MD Device” (page 47)

• “Starting the MD Device” (page 48)

• “Removing and Adding an MD Mirror Component Disk” (page 49)

• “Speeding up MD Device Builds and Re-syncing” (page 50)

• “Enabling and Disabling Write Intent Internal Bitmap” (page 50)