Administering disks 113

Removing and replacing disks

To replace a disk

1Select menu item 3 (Remove a disk for replacement) from the vxdiskadm main menu.

2At the following prompt, enter the name of the disk to be replaced (or enter list for a list of disks):

Remove a disk for replacementMenu: VolumeManager/Disk/RemoveForReplace

Use this menu operation to remove a physical disk from a disk group, while retaining the disk name. This changes the state for the disk name to a removed disk. If there are any initialized disks that are not part of a disk group, you will be given the option of using one of these disks as a replacement.

Enter disk name [<disk>,list,q,?] mydg02

3When you select a disk to remove for replacement, all volumes that are affected by the operation are displayed, for example:

VxVM NOTICE V-5-2-371 The following volumes will lose mirrors as a result of this operation:

home srcNo data on these volumes will be lost.

The following volumes are in use, and will be disabled as a result of this operation:

mkting

Any applications using these volumes will fail future accesses. These volumes will require restoration from backup.

Are you sure you want do this? [y,n,q,?] (default: n)

To remove the disk, causing the named volumes to be disabled and data to be lost when the disk is replaced, enter y or press Return.

To abandon removal of the disk, and back up or move the data associated with the volumes that would otherwise be disabled, enter n or q and press Return.

For example, to move the volume mkting to a disk other than mydg02, use this command:

#vxassist move mkting !mydg02

After backing up or moving the data in the volumes, start again from step 1 above.

4At the following prompt, either select the device name of the replacement disk (from the list provided), press Return to choose the default disk, or enter none if you are going to replace the physical disk: