VERITAS Volume Manager 3.5 Administrator's Guide (September 2002)

Chapter 1, Understanding VERITAS Volume Manager
Online Relayout
35
Permitted Relayout Transformations
The tables below give details of the relayout operations that are possible for each type of
source storage layout.
Supported Relayout Transformations for Unmirrored Concatenated Volumes
Relayout to From concat
concat No.
concat-mirror No. Add a mirror, and then use vxassist convert instead.
mirror-concat No. Add a mirror instead.
mirror-stripe No. Use vxassist convert after relayout to striped-mirror volume instead.
raid5 Yes. The stripe width and number of columns may be defined.
stripe Yes. The stripe width and number of columns may be defined.
stripe-mirror Yes. The stripe width and number of columns may be defined.
Supported Relayout Transformations for Layered Concatenated-Mirror Volumes
Relayout to From concat-mirror
concat No. Use vxassist convert, and then remove unwanted mirrors from the
resulting mirrored-concatenated volume instead.
concat-mirror No.
mirror-concat No. Use vxassist convert instead.
mirror-stripe No. Use vxassist convert after relayout to striped-mirror volume instead.
raid5 Yes.
stripe Yes. This removes a mirror and adds striping. The stripe width and number of
columns may be defined.
striped-mirror Yes. The stripe width and number of columns may be defined.